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Operating and service manual

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3. 24 hour hotline support Call us at 45 7364 3500 or send us an e mail at service starcool dk Our service department is available 24 hours a day 7 days a week providing easy access to the answers you need TTOZ JequieAON 2006078 uoisJoA enueui JiS pue BDunejodo Bjerndrupvej 47 de 6360 Tinglev Denmark STAR A LOOL Phone 45 73 64 34 00 Cool Thinking Fax 45 73 64 35 69 E mail starcool starcool dk www starcool dk STARK COOL Version 810900C November 2011 Cool Thinking W007 21S piispa pi 7 Version 810900C November 2011 Copyright 2011 Maersk Container Industry AS ota nnn Operating and service manual 1 Preface This version of the manual is dated January 2011 edited by Maersk Container Industry AS All rights reserved This user s manual is valid for software version 0345 or newer versions The information herein is subject to change without notice and does not represent a commitment on any part of Maersk Container Industry AS While the information herein is assumed to be accurate Maersk Container Industry AS assumes no responsibility for any errors or omissions that may appear in this documentation This manual is valid for Model SCI 40 and SCU 40 Release Date 01 11 2011 Part number 810200B and 810300B Warnings Do not operate or maintain
4. 125 Communication Alarms AL Zens iesus ahhh dE iridha i enii semanas on cede REA AGAR ABIRE NER RR ERR IRI IRI ARiRARA 139 Test EC e9m Nm 144 Controler Alarms AL BEE eege geed eege ESA IRIRPRPRRRRRABRRRNRR KR RR PR REARRRRARRERSRRARRARARRR EEN E dana 159 Calibration of air exchange sensor oeste oe HERRERA ne ENEE NEE EENS NEEN Kan EES ARENS ENN EENS RE E ER Ae 186 Sensor calibration using StarView eec erit denen cre aen ER EEEdER iE pa ere de axial ca Fassa eer ENEE Kee REFERRE AS 186 Replacing of TEE 187 Replacement Evaporator motor and tan 188 Replacement Condenser motor and tan 188 Replacement of evaporator niece venetus ca lisi uei En MEE ge RAN eege ee 189 Replacement of FC cecinit sr na FR EES EE pee ENEE GENEE ES EE Q4 RE RRRRR PEF E RA ENEE NEES 191 Replacement of compressor cc eicssassens ues make sa e naa a TRA RR IRRRSARRNRSNRXTRRRRASAXRR ARR TAUARARENUUUNNRRERERRRE RAS AER EENE 192 Replacement of compressor valve plate cylinder head oasket ne 193 Service and maintenance ere dE EE EENEG 194 Evacuation of refrigerart iiriniiiielerieinke eee Ea RR Ils REES RER AER EE Ee 194 Compressor pump GOWN Operation EE 195 Compressor pump down r placed rire aur KN REES dE EES ie equi a i EES EE AE REENEN ENEE EE EN 195 P rmp dowr of Rlb EE 196 Pressure Test iiisaasasias enia kiss e ETE AI RRRLODA E ERR ARENS AR EE RER EAR EE AE AER A AIRED P sada s Dinn
5. 2 Access the special menu by pressing Ki for more than 3 sec Scroll down until you see the label SUP6 SPM6 in the display The value of U SUP6 SPM6 should be in the range between 11 and 14 V DC While displaying U SUP6 SPM6 remove the connector at X9 If U SUP6 SPM6 is now inside the correct above range 10 14 V DC the display and or power module is defective Test with another display and or power module If U SUP6 SPM6 is still outside the above range proceed to next step While displaying U SUP6 SPM6 disconnect display and or power module from the terminals according to wiring schematics inside in the control cabinet If U SUP6 SPM6 is now inside the above range the cable for the display and or power module is defective Mount connector correctly or replace connector cable for display and or power module If the correct voltage is measured at X11 then circuit is defective Replace the main controller Criteria Reference voltage U sensor bus below 10 V DC None Controller Hio tog Ip Alarm Alarm light Consequence Log data E Active Inactive High limit Actual value A D channel 177 of 227 pages CUAL Ann S 4A e Cn Operating and service manual Sensor bus sup HI Warning Controller Internal Voltage Reference Fault Cause Indication of controller internal voltage reference fault Trouble Possible causes shooting e Defective 12 V
6. Replaced by new value from AAS system Controller P y y action Alarm light Deteriorated control precision in the freeze mode When sensor value becomes valid it is marked as inactive in the alarm list and may then be deleted Log data p E e SE Active Inactive High limit Present 64 of 227 pages BEN Operating and service manual 1 102 Tretinvalid Return Air Temperature Sensor Invalid Cause Indication of defective return air temperature sensor or its measuring circuitry Trouble Possible causes shooting e Active alarms AL 100 AL 101 or AL 901 e Temperature sensor reading is out of valid range 60 C 76 F or above 140 C 284 F Accompanied alarms e AL 100 or AL 101 may also be active Trouble shooting 1 If alarms AL 100 or AL 101 are active check their trouble shooting section first 2 Disconnect the sensor cable for sensor Tret from the connector on the main controller according to the wiring schematics inside in the control cabinet 3 If AL 901 is active see trouble shooting for AL 901 4 Measure the resistance between the two wires a If the resistance is out of range of the resistance and temperature table Tables p 201 the temperature sensor and cable are defective and should be replaced b If the resistance is within range perform main controller check Trouble shooting for Star Cool main controller p 56 before replacing main controller Sensor i
7. if not done yet RUN if still running test PASS if test finished successfully FAIL if the test failed ABORT if the test was aborted by the user See specific description for AL 850 Info Menu Viewing By pressing Que info menu is selected The icon is displayed The info menu includes the following parameters I01 Relative humidity Relative humidit Function Shows current relative humidity in the container Value Shown as a percent value I02 Air exchange in m3 h Air change m3 h Function Shows current opening of air exchange valve Value Shown as m3 h IO5 Last defrost interval Last defr interval Function Show current interval between last two defrostings Value Shown in hours I06 USDA 1 temperature USDA 1 temp Function Shows current temperature for USDA 1 sensor Value Shown in temperature scale C or F Switch by pressing Ge I07 USDA 2 temperature USDA 2 temp Function Shows current temperature for USDA 2 sensor Value Shown in temperature scale C or F Switching by pressing Ed I08 USDA 3 temperature USDA 3 temp Function Shows current temperature for USDA 3 sensor Value Shown in temperature scale C or F Switch by pressing D I09 Cargo temperature Cargo temp Function Shows current temperature for cargo sensor Value Shown in temperature scale C or F Switch by pressing C 36 of 227 pages STARA COO I10 Time t
8. 2 Access the special menu by pressing Ki for more than 3 sec Scroll down until you see the label U sensor bus in the display The value of U sensor bus should be in the range between 11 and 14 V DC While displaying U sensor bus remove the connector at Pspar f U sensor bus is now inside the correct above range 10 14 V DC the RH and or CO2 sensor is defective Replace the sensor s connected to sensor bus cable If U sensor bus is still outside the above range proceed to next step While displaying U sensor bus disconnect sensor from the terminals according to wiring schematics inside in the control cabinet If U sensor bus is now inside the above range the cable for the RH and or CO2 sensor s is defective Mount connector correctly or replace connector cable for RH and or CO2 sensor s If the correct voltage is measured at X10 then circuit is defective Replace the main controller Criteria Reference voltage U sensor bus below 10 V DC None Controller NEE tog X Alarm Alarm light Consequence Log data qu Active Inactive High limit Actual value A D channel 175 of 227 pages CUAL Ann S 4A e Cn Operating and service manual Sensor bus sup HI Warning Controller Internal Voltage Reference Fault Cause Indication of controller internal voltage reference fault Trouble Possible causes shooting e Defective 12 V power supply o
9. 2 If AL 901 is active see trouble shooting for AL 901 3 Disconnect the sensor cable for sensor Tusdai from the connector on the main controller according to the wiring schematics inside in the control cabinet 4 Measure the resistance between the two wires a If the resistance is out of range of the resistance and temperature in Tables p 201 the temperature sensor and cable are defective and should be replaced b If the resistance is within range perform main controller check Trouble shooting for Star Cool main controller p 56 before replacing main controller Criteria Activated by UWS or AL 901 Replacement by new value from AAS system Controller actio Alarm light If activated Cold Treatment CT it will be affected When sensor value becomes valid it is marked as inactive in the alarm list and may then be deleted Value must be valid for 60 sec to set alarm inactive Log data Adiv Iacive LI II 78 of 227 pages STARK LOOL Operating and service manual 1 121 Tevap open Warning Evaporator Temperature Sensor Open Circuit fuc Indication of loose connection defective or lack of evaporator temperature sensor Trouble Possible causes shooting e Temperature sensor Tevap or its cable defective e X24 and X25 cable is defective e Main controller defective Accompanied alarms e AL 123 Trouble shooting 1 Same trouble shooting is to be used for Tevap as used f
10. Accompanied alarms e N A Trouble shooting 1 Check cables for sensors for damages 2 The main controller is defective Replace the main controller Criteria Idle current exceeds limit of 0 3 A with only controller running None Controller action Alarm light slow flash Test failed Elimination Alarm may then be deleted after test completed Log data i 810 _ Mevap cur LO speed Alarm Evaporator motor low speed current fault Cause Indication of defective motor or defective supply cables to motor Trouble Possible causes shooting Evaporator motor jammed or defective Evaporator motor cables defective Bad connection in plug Evaporator motor cables wired wrong in controller cabinet Accompanied alarms e N A Trouble shooting 1 Check the evaporator motor fans can rotate freely Turn off power first Replace motor or make it turn freely again 2 Check evaporator motor cables for damages 3 Check that the evaporator motor cables are mounted correctly Evaporator fan motors have exceeded current limit at low speed 0 6 0 7 Amp on one or more phases None Controller action Alarm light slow fash Test failed Elimination Alarm may then be deleted after test completed Log data 146 of 227 pages Operating and service manual 811 Mevap cur HI speed Alarm Evaporator motor high speed current fault Cause Indication of defective motor or defectiv
11. Evaporator fan motor 1 or 2 or condenser fan motor overheated several times One or both evaporator fan motors or the condenser fan motor are overheating either permanently or repeatedly generated overheat alarm within the last 30 min Trouble Possible causes shooting e Repeated evaporator fan motor trouble e Repeated condenser fan motor trouble Accompanied alarms e Alarms AL 400 AL 401 or AL 402 are have been active Trouble shooting 1 Check and clear AL 400 AL 401 or AL 402 first 2 Check that the condenser fan can rotate freely 3 Check that the evaporator fans can rotate freely 4 Change the defective motor There have been several overheating signals or a permanent overheating signal from evaporator fan motor 1 or 2 or condenser fan motor within 30 min Restart delay increased to 10 12 min Controller y action Alarm light Slow fash Consequence Evaporator fan motor There is no or limited air circulation in the container Condenser fan motor There is limited capacity in the condenser When the evaporator fan motors and the condenser fan motor have been without errors for more than 1 hour this alarm is marked inactive and can be deleted Log data z 7 Active Inactive EE i 614 Humidity deactivated Alarm Humidity control deactivated Cause Indication of defective relative humidity sensor or its measuring circuitry Trouble Possible causes shooting e Defective humidity sensor
12. Function Shows the status of the test of the evaporator heater 34 of 227 pages STAKE COOL Operating and service manual 1 Value if not done yet RUN if still running test PASS if test finished successfully FAIL if the test failed ABORT if the test was aborted by the user See specific description for AL 820 821 T11 Test result 80 Compressor 80 Compressor Function Shows the status of the test of the compressor Value if not done yet RUN if still running test PASS if test finished successfully FAIL if the test failed ABORT if the test was aborted by the user See specific description for AL 845 and 846 T12 Test result 90 FT status 90 FT status Function Shows the status of the function test Value if not done yet RUN if still running test PASS if test finished successfully FAIL if the test failed ABORT if the test was aborted by the user T13 Test result 100 Temperature set point 5 C 100 T set 5 C Function Shows the status of the performance test with temperature set point of 5 C 41 F Value if not done yet RUN if still running test PASS if test finished successfully FAIL if the test failed ABORT if the test was aborted by the user See specific description for AL 855 T14 Test result 110 Temperature set point 0 C 110 T set 0 C Function Shows the status of the performance test with temperature set point
13. STAR OGL Operating and service manual 1 Run time counters RO1 Viewing of operation hours for the Star Cool unit Function Viewing of Star Cool unit operation hours Value Shown as hours RO2 Viewing of compressor o Function Viewing of compressor operation hours Value Shown as hours RO3 Viewing of evaporator fan operation hours Evaporator fan Function Viewing of evaporator fan operation hours Value Shown as hours peration hours Condenser fan Function Viewing of condenser fan operation hours Value Shown as hours RO5 Viewing of heater operation hours Evaporator heater Function Viewing of heater operation hours Value Shown as hours Configuration FO1 Container ID viewing Container Function Viewing of container ID Value Shown in the lower display line E g MCID 000 001 2 F02 Software version viewing Software version Function Viewing of software version Value F03 Compressor FC type setting FC type Function Setting of actual FC type Value Setting as DANFOSS for Danfoss VLT and NONE for no FC mounted Emergency Operation p 50 for specific information FO4 Compressor frequency converter ID FC ID Function Viewing of ID for FC for compressor Value 47 of 227 pages Operating and service manual FO5 Setting of phase direction Phase direction Function Setting of phase direction Value Is only possible
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15. 3 Check that the condenser motor cables are mounted correctly Condenser fan motor has exceeded current limit at high speed 50 Hz 0 7 0 8 Amp 60 Hz 1 0 1 8 Amp None Controller Elimination Aarm may then be deleted after test completed Log data 817 Mcond current OFF Alarm Condenser Motor Off Current Fault Cause Indication of defective motor contactor or defective contactor driver circuitry Trouble Possible causes shooting e Defective condenser motor contactor e Defective contactor driver circuit Accompanied alarms e N A Trouble shooting 1 Check the condenser motor contactor for defects Replace the contactor 2 Check that the condenser motor cable is mounted correctly Criteria Condenser fan motor has exceeded off current limit None Controller action Alarm light Slow fash Test failed Elimination Alarm may then be deleted after test completed Log data 149 of 227 pages Operating and service manual 820 Hevap current ON Alarm Evaporator Heater On Current Fault Cause Indication of defective heater s or defective supply cables to heater Trouble Possible causes shooting e Heaters defective e Heater power cable defective Accompanied alarms e N A Trouble shooting 1 Check the power cable for the heaters for defects Replace cables if they are defective 2 The heater s are defective Dismount the power for the heaters one by one
16. Check the motor cable and replace it if it is defective Fasten bolts properly for better cooling 3 The compressor is wearing down and drawing increasingly power from the FC Check other alarms if there have been more alarms from the FC a If the ambient temperature is not high the compressor must be replaced If the ambient temperature is high the compressor and FC should be OK but close to operating limit Monitor unit and see if problem continues 4 The FC is defective and must be replaced If no FC replacement is available the unit can be rewired for emergency operation See Emergency Operation p 50 Criteria FC load has exceeded warning limit of 24 Amp None action Alarm light If not solved this problem can cause FC to stop due to AL 513 Warning will be marked as inactive in alarm list when reset by FC Alarm may then be deleted Log data Active Inactive Freq FC 121 of 227 pages TTAR K POOL Operating and service manual 1 529 FC setup error Warning The setup of the FC is rejected by the FC Either communication problems or phase fault Trouble Possible causes shooting e Defective FC A37 Accompanied alarms e There may be other AL 5XX alarms Trouble shooting 1 The FC reports a failure in its factory setup data See if there should be other FC alarms AL 5XX and if they can be removed first 2 Turn the unit off for 10 min and then start it again
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18. Accompanied alarms e Alarms AL 302 are have been active Trouble shooting 1 Check and clear AL 400 or AL 401 first Value below alarm limit 5 or above 110 Value invalid for 120 sec for alarm activation None Controller action Alarm light Slow fash Dehumidification impossible When sensor value becomes valid it is marked as inactive in alarm list and may then be deleted Value must be valid for 120 sec to set alarm inactive Log data Active Inactive III 133 of 227 pages Operating and service manual 1 Cpr start failed Fatal I m Description Trouble Accompanied alarms shooting e AL621 Trouble shooting 1 See AL 621 None Controller pi Alarm Tight Quick flash No cooling of the cargo Log data Adiv Iacive Ir o oy 621 Cprrestarted Warning The compressor has been restarted Cause No signal from FC that motor is running Trouble Possible causes shooting e Too high discharge pressure at start up unit will restart after a delay e Unit in emergency mode but cables not rewired for emergency mode e Compressor defective Accompanied alarms e There may be other alarms ex AL 306 Trouble shooting 1 Check and clear AL 306 first high pressure alarm 2 The discharge pressure is too high at start up unit will restart after a delay 3 Check and clear AL 5XX FC alarms first 4 Check wiring f
19. Alarm may then be deleted after test completed Log data 157 of 227 pages ETILA Cn TTAR e Cn Operating and service manual 1 870 PTI defrost Alarm Trouble Possible causes shooting Defective Tevap temperature sensor Defective Psuc pressure transmitter Defective heaters Defective hot gas valve Evaporator was filled with too much ice Accompanied alarms e N A Trouble shooting 1 Defrosting is terminated when Tevap rises above 15 C 599F Check Tevap and Psuc sensors according to trouble shooting in alarms AL 123 and AL 207 2 The heaters may be defective Start the heaters in manual mode and see if the current consumption is higher than 5 A per phase else the heaters or the power cables for the heaters may be defective The hot gas valve is not working properly and the heaters may be defective Check trouble shooting for the hot gas valve in alarm AL 844 See if the evaporator is filled with ice through the inspection holes Be careful with the evaporators fans Criteria Defrost terminated on 45 min time out None Controller action Alarm light Slow flash Test failed Elimination Alarm may then be deleted after test completed Log data 158 of 227 pages STARK LOOL Operating and service manual PTI Tset 18 Alarm PTI 18 C Set Fault Cause Indication of insufficient performance Trouble Possible causes shooting Doors are open There may not be e
20. Can not substitute faulty sensors with value from another sensor None Controller action BECHER Deteriorated control precision in the frozen mode When a sensors slot value enters valid range it is marked as inactive in alarm list and may then be deleted Values must be valid for 120 sec to set alarm inactive Parm 4 Log data Parm4 Acie mative TI There have been several FC alarms within short time The FC reports unstable operation within 30 min or a permanent FC error within the last 15 min Trouble Possible causes shooting e Repeated FC errors Accompanied alarms e Alarms AL 5XX are have been active Trouble shooting 1 Check and clear other FC alarms first AL 5XX Then this alarm should disappear Turn unit off and turn it on again to make a quicker start up after alarms have been removed If this alarm continues the FC must be replaced and the unit can meanwhile run in emergency mode Emergency Operation p 50 Criteria There have been several FC errors within the last 30 min or a constant FC error Controller 22 Le BEE Slow flash Consequence Restart time Restart time forthe FC is extended to 15 min the FC is extended to 15 min When the FC has been without errors for more than 1 hours this alarm is marked inactive and can be deleted Log data Adiv Iacive IT o 132 of 227 pages Operating and service manual E 613 Motor trouble Alarm
21. Check motor cable Connection cable between FC and compressor 4 The FC needs repair and should be replaced Criteria FC temperature not increased by 15 C within 5 min during step 8 of Function test None Controller action Alarm light Slow flash Test failed Elimination Alarm may then be deleted after test completed Log data 155 of 227 pages Operating and service manual 850 PTI test failed Alarm Cause Normal function will be affected Trouble Possible causes shooting e There is one or more alarms Accompanied alarms e AL 8XX and maybe other alarms Trouble shooting 1 There are other AL 8XX alarms Check and clear the other alarms first Then a new PTI test can be run Criteria One or more of the individual PTI test steps have failed None Controller action Alarm light slow flash Test failed Elimination Alarm may then be deleted after test completed Log data Active Inactive Test time sec S55 PTITset5 Alarm PTI 5 C Set Fault Cause Indication of insufficient performance Trouble Possible causes shooting Doors are open The heaters do not operate correctly There may not be enough refrigerant in the unit The cooling capacity is too limited Accompanied alarms e N A Trouble shooting 1 Verify that the doors are closed 2 If start temperature was below 5 C the heaters may be defective Start the heaters in manual mode and
22. F Psi is only available with the use of StarView Shown pressure is relative to atmosphere pressure Viewing graph of Supply and Return Temperature T Press m to enter graphical view this function is a shortcut to L03 Datalog view p 45 To return to main page press two times Press to toggle between stored set of temperatures Setpoint temperature supply air tem perature return air temperature and the other set of temperatures USDA 1 2 3 temperatures and cargo temperature 48 of 227 pages Mee Operating and service manual Press up O or e down to show newer or older stored set of values from the data log Manual Defrost Initiation A manual defrost is only accepted if Tevap less than lt 15 C 59 F Defrosting is manually initiated by pressing the key and holding it for 3 sec The display shows the icon as an acceptance of defrost initiation A automatically or manually initiated defrosting may be terminated by pressing and holding it for 3 sec The display will cancel the za icon Water cooling Activation Deactivation amp The following only applies for Model SC MCIA0 WC Water cooling connecting is executed as follows The container must be connected to the water cooling system Press and hold it for 3 sec The display shows the icon as an acceptance of water cooling operation The condenser fan is deactivated Water cooling turn off is executed as follows Press amp and hold it f
23. Indication of error in container supply voltage between phases 1 and 2 Trouble Possible causes shooting e The unit is supplied with a voltage below specified level e Defective Power module PCB Accompanied alarms e N A Trouble shooting 1 Measure the voltage applied to the unit 2 Apply correct voltage to the unit The FC will not be able to maintain stable speed of the compressor motor due to a too low voltage and therefore the unit will make a restart 3 Measure the actual voltage and compare with the value in the display If the measurement differs the power module PCB may be defective Replace or bypass power module PCB by pressing selecting configuration then phase direction and then cw If condenser fan rotates in the wrong direction choose ccw This action is to be performed at every unit start up Criteria Value below low alarm limit 335 Volt Controller breaks supply after 60 sec After 30 sec the unit restarts with a normal Controller startup procedure action aS mem To o 0 Alarm light Consequence Unit l Unit stop Alarm will be marked as inactive if another phase voltage measuring is above limit It may then be deleted Log data mp Active Inactive High limit Voltage A D channel 99 of 227 pages Operating and service manual 1 418 U2 3 under voltage Warning U2 3 under voltage Cause Indication of error in container supply voltage between phases 2 and 3 Troub
24. NSK If the voltage is between 0 37 V DC and 4 0 V DC and this alarm is still active replace main controller Before replacing main controller see Trouble shooting for Star Cool main controller p 56 Value above below low limit 1 1 BarE 16 Psi for AKS Value above below low limit 0 9 BarE 13 Psi for NSK Value above high alarm limit 11 9 BarE 172 Psi for AKS Value above high alarm limit 9 8 BarE 142 Psi for NSK Controller Replacement by new value from AAS system So Alarm light off pun as When sensor value becomes valid it is marked as inactive in alarm list and may then be deleted Log data T e EE Active Inactive High timit_ Present CS 87 of 227 pages Operating and service manual 1 Psuc invalid Compressor Suction Pressure transmitter Invalid gau Indication of defective compressor suction pressure transmitter or its measuring circuitry Trouble Possible causes shooting Connector for suction pressure transmitter Psuc not correctly mounted Suction pressure transmitter Psuc defective Cable for suction pressure transmitter Psuc defective X22 and cable is defective Main controller defective Accompanied alarms e AL 204 AL 205 AL 206 or 250 may also be active Trouble shooting See Trouble shooting for AL 206 Value below alarm limit 0 9 BarE 13 Psi or above 11 8 BarE 171 Psi Value invalid for 30 sec for alarm activation Replacement by new value from AAS system SE Alarm l
25. Operating and service manual 1 401 Mevap 2 overheat Warning Evaporator Motor 2 Overheat Cause Indication of an overheated motor or a loose thermistor cable connection Trouble Possible causes shooting e Evaporator motor 2 defective e Cable for measuring evaporator motor 2 overheat defective e Main controller defective e Damage on cable for Mevap 2 Accompanied alarms e N A Trouble shooting 1 Turn off unit Open inspection hatch and see if the evaporator fan can turn freely If it cannot turn remove ice or replace the motor If the motor is hot it may be overloaded and jammed or defective If the cable for Mevap2 by inspection is defective if unable to repair cable replace it Disconnect the wires for Mevap2 on the main controller according to the wiring schematics inside the control cabinet Measure the resistance in the cable If the resistance is more than 1 MQ the cable or the motor is defective and should be replaced If the resistance is less than lt 5 kQ the cable and motor should be OK Turn unit on again Measure the voltage across the connector for Mevap2 It should be between 4 80 V DC and 5 20 V DC a Ifthe voltage is inside the above range connect sensor again Measure the voltage across the thermistor and check the voltage If the voltage is less than 2 5 V DC the measurement is OK If the alarm after 30 sec is still active on the display the main controller is defe
26. Present 73 of 227 pages CTAEMLR enn TTAR e Cn Operating and service manual 114 Tusda 2 invalid USDA 2 Temperature Sensor Invalid Indication of defective supply air temperature sensor or its measuring circuitry or sensor not mounted correctly in unit Trouble Possible causes shooting e Active alarms AL 112 AL 113 or AL 901 e Temperature sensor reading is out of valid range 60 C 76 F or above 140 C 284 F Accompanied alarms e AL 112 AL 113 or AL 901 may also be active Trouble shooting 1 If alarms AL 112 or AL 113 are active check their trouble shooting section first 2 If AL 901 is active see trouble shooting for AL 901 3 Disconnect the sensor cable for sensor Tusdai from the connector on the main controller according to the wiring schematics inside in the control cabinet 4 Measure the resistance between the two wires a If the resistance is out of range of the resistance and temperature table in Tables p 201 the temperature sensor and cable are defective and should be replaced b If the resistance is within range perform main controller check Trouble shooting for Star Cool main controller p 56 before replacing main controller Criteria Activated by UWS or AL 901 Replacement by new value from AAS system Controller P y d y ti SS Alarm light If activated Cold Treatment CT it will be affected When sensor value becomes valid it is mark
27. Therefore it can be cooled by the refrigerant in the compressor 1 Check that all bolts fixing the FC to the compressor are properly fastened and nothing is jammed between the FC and the compressor 2 Check the motor cable and replace it if it is defective Fasten bolts properly for better cooling 3 The compressor is wearing down and drawing increasingly power from the FC Check other alarms if there have been more alarms from the FC a If the ambient temperature is not high the compressor must be replaced If the ambient temperature is high the compressor and FC should be OK but close to operating limit Monitor unit and see if problem continues 4 The FC is defective and must be replaced If there is no FC replacement available the unit can be rewired for emergency operation See Emergency Operation p 50 Criteria FC overloaded Current has been above 24 Amp for 20 sec FC shut Controller C BUE action Alarm light slow fash The FC will be restarted after 10 min Alarm will be marked as inactive in alarm list when reset by FC Alarm may then be deleted Log data Active Inactive Freq FC 111 of 227 pages Operating and service manual 1 FC Undervoltage Fault Alarm Cause Indication of problems with supply voltage Trouble Possible causes shooting A9 e The FC is supplied with too low voltage for continuous operation e Defective FC Accompanied alarms e AL 417 AL 418 or AL 419
28. ols ES H3INI ed cars 9 1 e j Ta dE i EI 28 aNd os speck SI zi zi VE IO FEE do i xog J9 ONUOD episu ESI s 2H D ld d uo S HO pha v Qig EK 2 episino wid 8 8 Eu Gar iex V mi m SES ee aS ida nel een t EI Oze we NI HH3MOd IN bo LA 225 of 227 pages enen Legd UT Operating and service manual O Z 9H LL8LIGLSZS N d s e soluoJo9 o WwepoT omeuieuos BUMM IIEJeAO cOEO9SLS88 lINHdt 909S 4002 HAVLS HHINOO 35NVUNI 78 Es EN i xog Ja OUOD episino xog Je UO episu Y LUNO SALON OO a S044340 NOW 39NVHNI Jejouuoo ye nid HOUNON Nid t S wc S SS aig SS SI xog Ja JO UOD episino HOJA gs 9deA eH VS Gde eH gr rv a PA9H Vi Ede eH RN ge pdenen DSS vE EdEASH g8c cae aH VIe SS gi zdeasH SN vI LdeASH SSI 9 89deASH SY V9 SUEASH denau le ps Adam TQ OD SLO COUN o9
29. 6 11 00 159 588 3 15 26 50 384 462 1 65 11 50 166 842 3 2 27 00 391 716 1 7 12 00 174 096 3 25 27 50 398 97 1 75 12 50 181 35 3 3 28 00 406 224 1 8 13 00 188 604 3 35 28 50 413 478 1 85 13 50 195 858 3 4 29 00 420 732 1 9 14 00 203 112 3 45 29 50 427 986 1 95 14 50 210 366 3 5 30 00 435 24 2 15 00 217 62 208 of 227 pages Operating and service manual Temperature Sensor Voltage Table Temperature sensors except for reference temperature sensor Vcc 5 V V C F V C F V C F 209 of 227 pages cT r Operating and service manual Pressure Temperature table for R134a o a 1 o o Ww o wm m m o o z wv o w o l dg e ol eloj o mv 5 28 as Psi os 73 oas 6s 038 56 032 46 025 36 on 25 0o09 43 o p y on 14 o2 pe 031 46 o43 fes 56 81 069 101 osa 122 099 az ii6 168 33 193 us r9 iz q248 19 J 213 309 236 343 261 Jas 286 Jos 313 454 42 496 372 539 403 584 436 632 NIN O INIA o 1 KA o co ui U Nl e e AJIN 1 1 H ejeje A 18 11 eo E 0 4 ES Sea Gemen ES 79 ho fese Je 210 of 227 pages g St ET ZOOL Operating and service manual 1 Tightening torques Gee LC SEET A Hex Head sok nut ue SS DEER E
30. AirEx No connec tion 304 AirEx short Relative Humidity Sensor Invalid Log Air Exchange Sensor Short Circuit Warning Air Exchange Sensor Short Circuit Not implemented yet Air Exchange Sensor Invalid Not implemented yet High pressure switch is active Warning LA Ui 0 AirEx invalid 306 High press switch 4 Power alarms 0 Mevap 1 over heat 0 Mevap 2 over heat 402 Mcond over heat 10 Unstable supply 1 Unit over current 1 U1 2 over voltage 41 U2 3 over voltage 1 U1 3 over voltage 1 U1 2 under voltage 1 U2 3 under voltage 1 U1 3 under voltage 2 I1 over current 2 I2 over current I3 over current No phase direction Power frequency Frequency too high Frequency too high U f ratio low U f ratio high 29 U f ratio Cpr connection Lo Warning a eo Evaporator Motor 1 overheat Evaporator Motor 2 overheat Condenser Motor overheat Power supply unstable Unit overcurrent U1 2 overvoltage U2 3 overvoltage U1 3 overvoltage U1 2 undervoltage U2 3 undervoltage U1 3 undervoltage I1 overcurrent I2 overcurrent I3 overcurrent Phase Direction Not Detectable Phase Frequency Error Power Frequency too high Power Frequency too high Bad power supply over loaded under supplied Bad power supply voltage regulation out of order Bad power supply Power Cable From FC to Compressor Faulty Warning Warning Warning Fatal Alarm AB AA IS AIA Ale Fatal Alarm Fatal Alarm Fatal Alarm Warning Wa
31. Contrast adjustment of the display eiisseeeee eee rers secar itani ihe me m RR NER RR MX X RE AEPARE SR RENE ERR ER RA ATA RPRRKE 32 PTT Or FUNCHON Test executlom Wl e eueseess ege SES SSES REESEN dg sre BESSERES EERSTEN ENER eege EES 33 Info Menu EE 36 Operation Parameter Setting O eT 40 Multiple Temperat re Set points program MTS esiniiiisu nex went ss eege einst RR RR NEE REESEN NEEN NEESS 41 Cold Treatment program CT entgegen EE ge 41 LE EE A3 Service Function Setting Viewing Ki SEAAREH ESEN E dE ANERER ES dee ANEREN SEENEN EE naaa R ab baaaeamand 44 Manual ie CTT 44 Ree EE 45 RTL UC EE 46 Run tir COUnters i iiissses se enata EE SSES SANS FEE ELA sla kERRE ERR RARE ARE CETEREA STA RANA ERERYRERRREAI Rea DA EE EEN Dara ERRARE AR P Vae idi 47 Config ratiO N Ge A g E 47 C and F Temperature Scale Showing Alternately Gir Ajab SASSEL NEE EEN 48 Viewing graph of Supply and Return Temperature D EE 48 Manual Defrost Initiation E er D Water cooling Activation Deactivation GG 49 Emergency Operation iicccccpectoccnstvevansnsesenctiiecedddpanananiems novsaus ETT 50 FC defective E T H 50 Controller defe ctive iioi ces caeno dE ENEE eege Ge d dee EE ANERE gege edu eg 50 External interfaces dE SE Ae dps pii UR RII ER e dE Ee NUR an 51 General TEQGUIFEMENES ec 51 List of terms used fo
32. Ea tt Won 9 9 idns 1 H 9 z je pepsnL eler ala D Eid Ea 24 A evasn SIS zdns sae or E Een e BIR mo S D ele vJjEv D ue L L Ss aer JI os LI Eet zaJ Ea 24 evasn L slz ons ons lt 8 og Ho oiea L ME ES H y obeo 6 sl 6 dens dene C i 0 5 01 gt lL SS gen Sc P X xog 4ej o4juo2 episino Z puooiN Z dena Sean e Seen xog 48j o1ju0 episu S geet YBH 49J 0J1U07 8 ZALAIN QvdA3 OL val Scar LL WOO E z v co Wwoo WWH WOO E H ime QNO m Jo NO n oz Ald 2 x Bg A xu CO UO 18J o4ju02 zz xog Je UO episu ET 89 nn BE EI ee OV AVZ 9 S eutuuo 5 OV AZZ FE euwe OV Mitt 2 L eutuuo L ED IP zex er b EE E varz ovare WWE T 2 v4 HO aot an9 OVAO L 5vno WWE SUM T peg V Ier Sul C z Gap vul 5 UOUAMS ent cul HO uO Gees zuo 1 1 o 2 3 LMS o 21 21 Cm WOO i st D D mz m GL co GE ZS ET VE Zul cd EI Wa zl zy je vro lot xog J8 O UO7 8piSu D D m g 49J0 4002 epiSuJ xog 48 0 u02 z 2 episino O i guug z di mas sjue1no19AQ zs jus NI H3MOd 227 of 227 pages
33. F or above 70 C 284 F Accompanied alarms e AL 110 AL 109 or AL 901 may also be active Trouble shooting 1 If alarms AL 110 or AL 109 are active check their trouble shooting section first 2 If AL 901 is active see trouble shooting for AL 901 3 Disconnect the sensor cable for sensor Tusdai from the connector on the main controller according to the wiring schematics inside in the control cabinet 4 Measure the resistance between the two wires a If the resistance is out of range of the resistance and temperature table Tables p 201 the temperature sensor and cable are defective and should be replaced b If the resistance is within range perform main controller check Trouble shooting for Star Cool main controller p 56 before replacing main controller Criteria Activated by UWS or AL 901 Replacement by new value from AAS system Controller P y d y ti SS Alarm light If activated Cold Treatment CT it will be affected When sensor value becomes valid it is marked as inactive in the alarm list and may then be deleted Value must be valid for 60 sec to set alarm inactive Log data A Adiv Iacive LI II 72 of 227 pages Operating and service manual 1 112 Tusda 2 open Warning USDA 2 Temperature Sensor Open Circuit Cause Indication of loose connection defective or lack of USDA 2 temperature sensor Trouble Possible causes shooting e Temperature sensor Tusda2 or its cab
34. Freg FC FC AL number 123 of 227 pages TTAR K POOL Operating and service manual 1 599 FC Trip Lock The FC has tripped and stopped Cause Alarm indicates problem with compressor or frequency controller Trouble Possible causes shooting e Other alarms have tripped stopped the FC e Defective FC Accompanied alarms e There is another alarm s especially AL 5XX alarms Trouble shooting 1 The FC has tripped due to another AL 5XX alarm and then stopped See if there should be other FC alarms AL 5XX and act accordingly to these 2 Turn the unit off for 10 min and then start it again If this alarm becomes active again the FC may have an internal fault and must be replaced If no FC replacement is available the unit can be rewired for emergency operation See Emergency Operation p 50 Criteria The FC has stopped due to an error and must be reset FC i i t SE C is being rese m tog x Jaam Lem jete There is no cooling until the FC is ready again The FC may need to cool down before mM 9 Log data i i Active Inactive Freq FC 124 of 227 pages mds Operating and service manual Operation Alarms AL 6XX No control sensors Fatal Alarm Description Supply Air Sensor 1 Supply Air Sensor 2 Return Air Sensor and Evaporator Sensor are all malfunctioning Alarm indicates that all control relevant sensors a
35. Hot gas valve is not working probably Let the compressor run by 35 Hz in manual Open hot gas valve 50 and control the valve function Is the sound as usual If not control with a permanent magnet and test coil function If it looks like the hot gas valve is working as usual run function test step compressor If alarms look for troubleshooting for these alarms If no alarms run a manual activated defrost and follow the behavior of Tevap Tsuc Tret and Psuc Criteria Defrost terminated on Tsuc above 30 C 86 F None Controller action fies x wem x If not solved the defrost takes longer time than necessary Warning will be marked as inactive in the alarm list when a defrost runs as expected Alarm may then be deleted Log data i Active Inactive Defrost time 130 of 227 pages atin ai Operating and service manual 1 610 Defrost time exceed Warning Max defrost time exceeded Cause Defrost terminated on time gt 4 mimus lt Trouble Possible causes shooting e There has been too much ice in the evaporator The heaters are not working defective Defective Psuc pressure transmitter Defective Pdis pressure transmitter Defective Tevap evaporator temperature sensor Lack of refrigerant Accompanied alarms e Maybe alarm AL 203 is active Trouble shooting 1 Check and clear other alarms first Check refrigerant level 2 Check pressure transmitter configuration and confi
36. If this alarm becomes active again the FC has a permanent internal fault and must be replaced If no FC replacement is available the unit can be rewired for emergency operation See Emergency Operation p 50 Criteria FC error reports its setup data FC shut Controller Coste don action Alarm light The compressor will not start Warning will be marked as inactive in alarm list when reset by FC Alarm may then be deleted Log data 7 Active Inactive Freq FC 122 of 227 pages CTAE SM APP D Operating and service manual 1 566 FC undefined alarm Warning FC Undefined Alarm Cause The FC has an undefined alarm warning Trouble Possible causes shooting e Defective FC e Defective power cable from FC to compressor motor Accompanied alarms e There may be other AL 5XX alarms Trouble shooting 1 The FC reports an undefined alarm warning See if there should be other FC alarms AL 5XX and if they can be deleted first 2 Turn the unit off for 10 min and then start it again If this alarm warning becomes active again the FC has a permanent internal fault and must be replaced If no FC replacement is available the unit can be rewired for emergency operation See Emergency Operation p 50 Criteria FC reports an undefined alarm FC shut Controller SHE gown Warning will be marked as inactive in alarm list when reset by FC Alarm may then be deleted Log data i Active Inactive
37. L im EM o c compressor is not using any power Trouble Possible causes shooting e The power cable between the FC and the compressor motor is defective e The current measuring circuit in the FC is faulty e The compressor motor is damaged Accompanied alarms e N A Trouble shooting 1 Check if voltage on all 3 phases is within specified range 2 Check that the power cable between the FC and the compressor motor is not damaged 3 Measure that the compressor motor is not damaged 4 The FC may be defective Criteria FC is running but the current from the FC is below alarm limit Mcond Mevapi and Mevap2 fan motors forced to low speed Controller P R action Alarm light Slow flash Controller will retry after 1 min Log data Active Inactive III 106 of 227 pages CTIA PAN D Operating and service manual 1 Frequency Converter FC Alarms AL 5XX For some of the alarms in this section the FC may be faulty and must be replaced For continuing operation until replacement is possible the unit can be rewired and started for emergency opera tion See Emergency Operation p 50 501 FC local control Alarm FC setting in Local Mode Cause Indication of FC set in the local control mode Trouble Possible causes shooting e Cable FC com periodically defective e Internal fault in the FC e Defective FC Accompanied alarms e One or more AL 5XX may also be ac
38. The condenser pressure will be very high The unit has been put in manual phase detecting mode and all motors are running the wrong way The compressor will pump correctly but there is very little cooling capacity in the con denser and the air flow is wrong inside in the box One of the motors condenser or evaporator is running in the opposite direction 4 Liquid refrigerant is entering the compressor through the evaporator The temperature sensor Tsuc is not working properly Check that the sensor is mounted close to the pipe and is placed beneath the isolation The pressure transmitter Psuc is not working properly The evaporator sensor Tevap is not working properly 5 Display is blank Adjust contrast Contrast adjustment of the display p 32 Trouble shooting for Star Cool main controller A method to check if the controller is performing correct readings If there is a problem with a sensor or a transmitter the X22 X23 X24 and X25 cable on the main controller must be disconnected to see if the defective is with the sensor transmitter or the main controller The procedure is 1 Set unit to Manual Operation Mode by choosing Service Menu and Operation Mode and changing Auto to Manual 2 Disconnect the X22 X23 X24 and X25 cable from the main controller 3 After a while enter the Information Menu In here the following values shall appear a Temperature drops to 70 C b Psuc shows 1 0 BarE c Pdis shows
39. Wake up Software update Current sw Old sw ver New sw ver low New sw ver high ver low high Real time clock Old date Old time New time Ww ew Datalog interval ew Defrost interval digits 1 2 digits 3 4 1 2 4 3 4 5 6 7 low pressure low pressure high pressure high pressure Cold Treatment CT start 0 Normal min emp temp o ww ERR ER Ww A 1 CT period start USDA1 temp USDA2 temp USDA3 temp CT Passed Duration CT setpoint CT high limit Final setpoint min temp temp points MTS start hour ity setpoint MTS step stop 0 Normal Step humid 1 Aborted hour ity setpoint CT Done Number of Duration CT setpoint CT high temp Final setpoint valid USDA min temp limit temp sensors CT Failed 0 Sensor CT high USDA sensor 1 USDA sensor USDA sensor error temp limit temp 2 temp 3 temp 1 Aborted Debug intern use 1 Alarm count Expected alarm count The time is stored as minutes 360 min 6 60 min 6 hours A 21 userwake up 22 PowerDown M bd NN 25 Realtime clock 26 Fctye i O 27 Datalog interval Bech Seege Reess a CT period start EB NE 43 crremup O 92 Database updatea 62 of 227 pages Operating and service manual 1 Temperature Sensor Alarms AL 1XX 100 Tretopen Warning Return Air Temperature Sensor Open Circuit Cause Indication of loose connection defective or lack of return air temperature sensor Trouble
40. a function test or PTI test The reason for this is to ensure correct function of unit during PTI test or function test PTI Test The purpose of the PTI test is to verify the presence of cooling performance The test is based on a GO NO GO procedure All tests must be executed without failure one by one for the PTI test results to be PASS PTI test includes the following test items Full PTI Function test see Function test 5 C 41 F test 0 C 32 F run test 0 C 32 F hold test 18 C 0 4 F run test Defrosting Test completion status Oo de GENI pe Short PTI Short PTI includes the following test items 1 Function test 2 5 C 41 F test 3 0 C 32 F run test 4 0 C 32 F hold test 5 Defrosting 6 Test completion status Data Log The controller has a data log to record operation of the unit The data log includes 4 items Data 17 of 227 pages c St he t Operating and service manual 1 Extended data Alarms Event data The logged data in the data log can be seen On the display menu L01 the viewable temperatures are listed On the display menu L03 the logged temperatures can be viewed graphically Retrieved via the program RefCon and the RMM modem and the power line Retrieved via a program LogMan on a PSION pda using the retriever socket Retrieved via the StarView program using the retriever socket When an alarm is activated it triggers a complete log however max
41. above range the main controller is defective or other sensors may be defective and pulling the voltage down Check other alarms and see Trouble shooting for Star Cool main controller p 56 before replacing main controller Value below low alarm limit 609C 76 F and the sensor reading has been in the valid area since power up None Controller action Alarm light Consequence May be incomplete USDA data logging If activated Cold Treatment CT it will be affected When sensor value becomes valid it is marked as inactive in the alarm list and may then be deleted Log data Active Inactive High timit_ Present i 70 of 227 pages Operating and service manual 1 110 Tusda1 short Warning USDA 1 Temperature Sensor Short Circuit Cause Indication of short circuited USDA 1 temperature sensor Trouble Possible causes shooting Temperature sensor Tusdal1 or its cable defective X24 and X25 cable is defective Defective plug inside or cable on the unit backside Main controller defective Accompanied alarms e N A Trouble shooting 1 Disconnect the sensor cable for sensor Tusdai from the connector on the main controller according to the wiring schematics inside in the control cabinet 2 Measure the resistance between the two wires a If the resistance is less than lt 230 Q the cable the plug inside in the unit or the sensor is defective Check the plug before replacing sensor and cabl
42. again If this alarm becomes active again the FC has a permanent internal fault and must be replaced If no FC replacement is available the unit can be rewired for emergency operation See Emergency Operation p 50 Criteria nternalerrorin FO Controller FC shut down Alarm reset requires that supply voltage is disconnected from frequency converter Alarm will be marked as inactive in alarm list when reset by FC The alarm may then be deleted Log data Active Inactive Freq FC 116 of 227 pages CTAE SM APP D Operating and service manual 1 FC High Voltage Fault Warning Cause Indication of problems with supply voltage Trouble Possible causes shooting W7 e The unit is supplied with voltage above specification e Defective FC Accompanied alarms e AL 515 Trouble shooting 1 Measure if the power voltage to the unit is within specification Apply correct voltage 2 Turn the unit off for 10 min and then start it again If this alarm becomes active again the FC has an internal fault and must be replaced If no FC replacement is available the unit can be rewired for emergency operation See Emergency Operation p 50 Criteria Supply voltage of FC has exceeded 535 V AC 760 V DC action Alarm light If not solved this problem can cause FC to stop due to alarm 515 Warning will be marked as inactive in alarm list when reset by FC Alarm may then be deleted Log data z Activ
43. alarms e AL 710 AL 730 and AL 9XX may also be active Trouble shooting 1 Verify that cable COM is mounted correctly and is not damaged according to wiring diagram inside the controller cabinet 2 Verify that there are correct voltages 12 V DC on wire 1 3 Measure with a multimeter that there is a small DC signal on the wires 2 and 3 connector PCB for cable COM a Ifthere is no signal The main controller is defective Replace the main controller b Ifthere is signal The display is defective and must be replaced If there is no display permanent replacement available a substitution display can be used for setting values and evaluate the unit s status Criteria Communication via the display is not possible None unit can perform normally without displa Controller S d SS action Alarm light not working Unit stop When sensor value becomes valid it is marked as inactive in alarm list and may then be deleted Log data z Active Inactive o In Io In 141 of 227 pages Power module missing Alarm Cause Indication of defective power module lack of or improper connection Trouble Possible causes shooting Communication with power module SPM6 broken 12 V DC to the power module SPM6 not applied Defective power module SPM6 X11 cable is defective Main controller defective Accompanied alarms e AL 710 AL 711 AL 720 and one or more AL 9XX may also be active Trouble shooting 1 Verify
44. bar E C E Temperature and pressure unit selection Celsius Bar or Fahrenheit Psi FTI Pre Trip Inspection or Function Test is running Unit is operated in service mode dn Humidity control is activated fr Water cooled condenser is activated Ge Defrosting is running gt Heater elements are switched on Gei Alarms are present in the alarm menu Setpoint is controlled by Cold Treatment CT pro gram Setpoint is controlled by Multiple Temperature Set points MTS program CT MTS It is possible to obtain a datalog graph display Datalog view p 45 is TEMPERATURE GRAPH Usda 27 of 227 pages STARA lOO Operating and service manual 1 Key pad Navigation keys Use these keys to move menu display up down and to change parameter values Cancel Leave active sub menu Cancel active parameter adjustment Up Move menu one line up Increment parameter value in menu Increment setpoint on main display page Zoom out graphical view Down Move menu one line down Decrement parameter value in menu Decrement setpoint on main display page Zoom in graphical view Left Move menu one line to the left Move left graphical view Right Move menu one line to the right Move right graphical view Enter Select a sub menu Lg H Activate a function press twice Initiate parameter adjustment Accept parameter adjustment when done Press key to select menu display Press again to move menu one full page d
45. be deleted Log data 119 Tcargo short Warning Cargo Temperature Sensor Short Circuit Cause Indication of short circuited cargo temperature sensor Trouble Possible causes shooting Temperature sensor Tcargo or its cable defective X24 and X25 cable is defective Defective plug inside or cable on the unit backside Main controller defective Accompanied alarms e N A Trouble shooting 1 Same trouble shooting is to be used for Tcargo as for Tusdal in AL 110 Value above high alarm limit 140 C 284 F and the sensor reading has been in the valid area since power up None Controller odds Alarm light May be incomplete cargo data logging When sensor value becomes valid it is marked as inactive in the alarm list and may then be deleted Log data gg Active Inactive High timit Present i 77 of 227 pages ETILA en TTAR e Cn Operating and service manual 120 Tcargo invalid Cargo Temperature Sensor Invalid Indication of defective supply air temperature sensor or its measuring circuitry or sensor not mounted correctly in unit Trouble Possible causes shooting e Active alarms AL 118 AL 119 or AL 901 e Temperature sensor reading is out of valid range 60 C 76 F or above 140 C 284 F Accompanied alarms e AL 118 AL 119 or AL 901 may also be active Trouble shooting 1 If alarms AL 118 or AL 119 are active check their trouble shooting section first
46. before this alarm appears again the compressor is defective and must be replaced 5 If the compressor can run several min without alarm the FC may be defective and must be replaced if the alarm appears again If no FC replacement is available the unit can be rewired for emergency operation See Emergency Operation p 50 Criteria Motor current above 24 Amp for approx 10 sec None action Alarm light If not solved this problem can cause FC to stop due to alarm 511 Warning will be marked as inactive in alarm list when reset by FC Alarm may then be deleted Log data Active Inactive Freq FC 120 of 227 pages Operating and service manual 1 525 EC overload Warning FC Overload Warning Cause Indication of problems with compressor Trouble Possible causes shooting e The FC cannot supply enough power to the compressor W9 e Insufficient cooling for the FC e Defective FC Accompanied alarms e AL 522 or AL 525 may also be active and should be checked first Trouble shooting At very high ambient temperatures and very low setpoint temperatures the FC may get too hot to generate enough power 1 Check that all bolts fixing the FC to the compressor are fastened and nothing is jammed between the FC and the compressor 2 The power cable for the compressor motor Mcpr may have been mounted incorrectly and therefore the cooling contact between the FC and the compressor is not good enough
47. can be aborted at T03 A single item can be tested by highlighting the item ex T09 When START is shown in inverse writing pressing E again will start the test Only the selected item is tested The PTI test is automatically terminated in case of no errors Finally temperature set point will be set to the same value as before test initiation If any error occurs during the test alarms will be shown in the alarm list Active alarms in the alarm list before start of the PTI test will lead to failure of the PTI test 1 One alarm for PTI or function test failure Status are also listed in the menu items T04 T12 FT T18 PTI 2 One or more alarms for a specific error during the test Only listed in alarm list Failures found during the tests are listed in the alarm list and the results of the separate PTI test steps are in menu items T04 to T18 Alarms found are logged in the datalog A detailed description and trouble shooting of an alarm can be found in this manual Detailed alarm description p 56 together with a description of the specific test alarms Test Alarms AL 8XX p 144 When the PTI test completes or is aborted all alarms found during the test are set inactive in the alarm list If the alarm list is empty the unit is completely OK If the controller is switched off only the main status of a PTI test is remembered in menu item T04 TO1 PTI test start PTI test Function Start Pre Trip Inspection test r
48. cooling and 100 being maximum heat ing Capacity Control and Limiter On the basis of requested capacity this function determines operation mode and actions of the in dividual system components compressor valves heating elements and ensures that compressor minimum off time is observed This function has 5 gears modes On the basis of requested capacity the gear is determined Compressor frequency is directly dependent upon current mode Evaporator heater on the other hand is gear independent There is overlap over the modes to maintain slow mode shifting Off Everything is turned off Start up If cooling is required the FC is starting at default frequency before shifting to correct cooling mode PWM On Off regulation of compressor Maximum cooling capacity with use of economizer Only the heaters are used Defrost Heaters are always used and hot gas valve is used if ambient temperature is above 5 C 41 F The capacity of the unit is controlled between maximum cooling capacity 100 capacity and maximum heating capacity 100 capacity This is done by regulation of the compressor speed 10 of 227 pages STAR LOO Operating and service manual 1 by means of the FC or on off regulation In maximum capacity 100 capacity the unit uses the heating elements by means of pulse width modulation to control the capacity Below figure indicates the ranges for the capacity and compressor speed frequency Comp
49. datalog file binary Save datalog file RefCon Save datalog file CSV text Display datalog file binary Display datalog file RefCon Display datalog file CSV text Erase datalog memory Update controller software via protocol Update controller software via bootloader x l Operate controller in manual mode asic data Tset Tsup Tre lusdal 3 Tcargo Operation mode Ubat x Not all information is visible on the controllers display ANI Im UJ Q ct 4 ct 4 t Ke I 4 Q Im CJ 52 of 227 pages ETIL M Ln E Operating and service manual Location of valves fe Discharge serdce ame s Electronical expansion valve economizer Juegd charging valve SSS s Evcwonvave o o evacuation ave 53 of 227 pages oT ek ean TTAR K CO Operating and service manual 1 Location of motors temperature sensors humidity sensor and air exchange potentiometer Cx l A St Emu EEUU Supply temperature sensor Dag 2 Jouse s Ambient temperature sensor ams i outside Air Exchange potentiometer Behind fresh air cover panel Optional 54 of 227 pages EES ena TTAR OQ Operating and service manual Location of pressure transmitters high pressure switch and oil outlet port Bam Pos Description Short name Number Location Discharge Pressure transmitter High pressure switch Suction Pressu
50. defective Accompanied alarms e AL 108 Trouble shooting 1 Same trouble shooting is to be used for Tsup2 as used for Tret in AL 100 Criteria Value below low alarm limit 609C 76 F Replacement by new value from AAS system Controller action Alarm light Deteriorated control precision in the chill mode When sensor value becomes valid it is marked as inactive in the alarm list and may then be deleted Log data Tsup 2 short Warning Supply Air Temperature Sensor 2 Short Circuit Cause Indication of short circuited supply air temperature sensor Trouble Possible causes shooting e Temperature sensor Tsup2 or its cable defective e X24 and X25 cable is defective e Main controller defective Accompanied alarms e AL 108 Trouble shooting 1 Same trouble shooting is to be used for Tsup2 as used for Tret in AL 101 Criteria Value above high alarm limit 140 C 284 F Replacement by new value from AAS system Controller P y y action Alarm light Deteriorated control precision in the chill mode When sensor value becomes valid it is marked as inactive in the alarm list and may then be deleted Log data mr NETT Active Inactive High timit Present 1 68 of 227 pages Operating and service manual 108 Tsup2invaid rr Leg E or sensor not mounted correctly in unit Trouble Possible causes shooting Active alarms AL 106 AL 107 or AL 901 Tempe
51. equal to 15 C Min change on TO 20 K Tret is less than lt 15 C Min change on TO 10 K None Controller Elimination Alarm may then be deleted after test completed See Function test p 16 154 of 227 pages Operating and service manual 845 Cpr pump down Alarm Compressor pump down fault Cause Indication of insufficient performance in the compressor Trouble Possible causes shooting e Sensor defective high pressure transmitter and or high pressure switch e One or more valves defective e Compressor needs repair Accompanied alarms e AL 250 Trouble shooting 1 If alarm 250 is displayed check the high pressure transmitter settings and the high pressure switch 2 If only alarm 845 is displayed check that there is sufficient refrigerant on the unit 3 If only alarm 845 is displayed replace compressor valve plates Criteria Tc TO more than gt 20 C None Controller action Alarm light slow flash Test failed Elimination Alarm may then be deleted after test completed Log data See Function test p 16 846 j FCChecbk Alarm Internal fault in FC Cause Indication of internal failure in the FC Trouble Possible causes shooting e Internal failure in the FC Accompanied alarms e N A Trouble shooting 1 Check and clear other alarms first 2 Check that FC cover is mounted correctly with all screws 3
52. externally in the following ways ee ee StarCool Unit I C Slave Master Reon l RS 232 d Powerline d RS 48 GRASP I RCCU 6 modem JA modem PC HE l Controller l Dat s Bi l SEET Retriever l inary LogView l RS 232 i RS 232 logfile PC uam ED Vi Binary StarView software file PC With CRC General requirements 1 Serial port setup is 19200 8 N 1 2 Unless otherwise stated byte order is low byte first List of terms used for external interfaces Description Local Monitor serial communication port on the container unit 51 of 227 pages TTAR he Cor Operating and service manual 1 Functions overview It is defined in the table below which Star Cool functions each device and system will support Function Controller X X Display basic data b bk hp Display alarm list E ke ke Display controller information oo dx dx e Change container ID Change temperature setpoint Change humidity setpoint Change controller date and time Change units from 9C Bar to F Psi Calibrate USDA and Cargo sensors Acknowledge alarms Initiate manual defrost Initiate Trip Start Initiate Function and PTI test Terminate Function and PTI test Display Function and PTI test results ET Initiate Function and PTI test CNERE Terminate Function and PTI test Display Function and PTI test results Retrieve datalog from unit Save
53. from supply sensor C_ 2 Treturn temperature Temperature from return sensor C_ 3 Tusda 1 temperature Temperature from USDA sensor 1 C_ a Tusda 2 temperature Temperature from USDA sensor 2 C_ 5 Tusda 3 temperature Temperature from USDA sensor 3 C_ _ Teargo temperature Temperature from cargo sensor C_ s Humityss Humidity from humidity sensor Arex airflow Airflow from airexchange sensor _ mi h 201 of 227 pages CUTAEMSLP enn TTAR zk Cn Operating and service manual Extended data Value Suction pressure effective Discharge pressure effective Power frequency Upower voltage Highest power voltage of U1 U2 Value Current 11 Current 12 I3 current Current I3 Current FC Compressor frequency Heater on time 7 10 11 12 13 Evaporator motor OFF LO HI ERR 14 Condenser motor OFF LO HI ERR Value 15 16 Tfc temperature Temperature of frequency control ler Tambient temperature Ambient temperature 30 96 Extended data 2 only retrievable by StarView Value TSupi Supply air temperature Supply air temperature Evaporator temperature Suction temperature Hot gas valve opening 7 Economizer valve opening SHref Super heat ref Print Internal temp Vep Expansion valve opening Tsup1 Tsup2 Tsuc Vhg Vexp Veco Tint Alarms Alarms which may occur and a detailed explanation and trouble shooting is described prev
54. have changed Log data Active Inactive IT 906 _ Invalid date and time Alarm Invalid date and time Cause Date and time not valid Trouble Possible causes shooting e Date and time not entered correctly e Real time clock battery defective Accompanied alarms e AL 907 and AL 908 Trouble shooting 1 Set date and time Let the unit run for a couple of hours Power off unit and wait a few minutes then power on the unit again Check date and time 2 If step 1 did not correct the problem the real time clock battery is defective Replace main controller Criteria Date and time not correct None Controller action Alarm light Slow fash Invalid time date in datalog Elimination Set time date When alarm becomes inactive it can be deleted Log data 161 of 227 pages Operating and service manual 1 Realtime error Alarm Real time Clock Unreliable Cause Real time clock battery defective Trouble Possible causes shooting e Real time clock battery defective Accompanied alarms e AL 801 will be activated during FT or PTI test Trouble shooting 1 Turn on the unit and let it run for a couple of hours 2 Real time clock battery defective Replace main controller Criteria No acknowledge from real time clock Controller action Alarm light slow fash Invalid date time setting in datalog Elimination Check replace real time clock battery Set time Alarm may t
55. is installed a hot gas valve in the refrigeration system for hot gas defrosting of the evaporator coil Furthermore the heating ele ments mounted under the evaporator coil are energized during defrost This dual system for defrosting ensures a fast defrost sequence and thereby only a very small input of heat to the container This results in very small temperature variations for the transported cargo after a defrost sequence The dual system for defrost also ensures an even distribution of heat to the evaporator coil The result of this is that there is no building up of ice in corners or other places of the evaporator coil The two defrost systems hot gas and heating elements are independent This ensures a defrost sequence to be carried out even with one system failing A demand defrost system is integrated in the software ensuring that the evaporator coil will not ice up The unit is equipped with a datalogger incorporated in the controller The logging interval is in predefined intervals 15 30 60 120 or 240 minutes The logging of the USDA sensors 3 pieces and Cargo sensor is done with an interval of one hour according to USDA requirements With a logging interval of one hour there is storage capac ity for 365 days of temperature loggings Datalogger accuracy is 0 25 C 0 45 F The data log can be retrieved with a PC system Starview and Psion Logman via high speed serial communication port The controller has
56. is opened The icon is displayed in upper left corner of the display With any alarms in the list the icon is displayed on the main menu Alarm handling is to protect the unit with cargo and inform the user in case of error conditions The main priority is to keep cargo safe Alarm handling is split in 2 parts 1 Detect an abnormal situation and report it as an alarm 2 React on the alarms and compensate for them AAS Alarm Action System An alarm can have 4 different levels Log Information for service Only in the datalog not on the display No risk for the cargo Warning Warning of an abnormal situation but the unit continues to operate with unchanged or little change in functionality in actual running mode No risk for the cargo Alarm The unit operates with reduced or changed functionality Risk for the cargo Fatal Alarm The unit needs service now Serious risk for the cargo All errors in the 4 levels can have two states Active or Inactive x Active The alarm is active Inactive The alarm is no longer active The alarm can be acknowledged from the alarm list The 4 alarm levels will be treated by the controller in the following way Alarm type Datalog Alarm list Red LED Cargo risk No risk for the cargo SLOW FLASH Risk for the cargo 2 ON 98 OFF Alarm Duty time of 3 sec Fatal Alarm Y QUICK FLASH Serious risk for the 80 ON 20 9o OFF cargo Duty time of 1 sec Alarm handling is ma
57. its measuring circuitry Trouble Possible causes shooting e Relative humidity sensor RH or cable defective e X10 cable is defective e Main controller defective Accompanied alarms e AL 300 or AL 301 may also be active Trouble shooting Disconnect the cable for RH on the main controller according to the wiring schematics inside the control cabinet and from the RH sensor 1 Ifthe cable by inspection is defective replace cable 2 Dismount the sensor from the cable Dismount the cable terminals from the controller Measure the resistance between the terminals at the controller end If the resistance is less than lt 230 Q the cable is defective and must be replaced Mount the cable for RH in controller cabinet and on the sensor Disconnect signal wire on main controller Measure voltage between wire and GND on the main controller If voltage is below 0 5 V DC sensor or connection between sensor and cable is defective If voltage is between 0 5 V DC and 10 V DC continue to 4 4 Mount signal wire Measure voltage between SIGNAL and GND If voltage is between 0 5 V DC and 10 V DC and this alarm is still active replace main controller Before replacing main controller see Trouble shooting for Star Cool main controller p 56 Value below alarm limit 10 RH or above 110 RH Value invalid for 120 sec for alarm activation None Controller SE Alarm light Dehumidification impossible When sensor valu
58. limiter will reduce the capacity until a safe and stable opera tion condition for the FC has been reached Expansion Valve This function ensures optimum evaporator superheat SH and calculates the percentage of open ing SHVod and controls the valve This function is active during compressor operation Valve is closed during compressor turn off Expansion valve function includes the following sub functions MSS Minimum Stable Superheat search Superheat control MOP Maximum Operating Pressure MSS This function searches for minimum stable superheat within the ranges SHmin and SHmax With a stable TO SHset is reduced and with an unstable TO SHset is raised 11 of 227 pages ETIDA enr PLATA HE CO Operating and service manual 1 SHact Tsuc TO Superheating Function output is the expansion valve opening rate Vexp At start up the opening rate is 0 The electronic expansion valve is an on off valve controlled on the basis of opening rate with a constant cycle time MOP function The MOP function prevents the suction pressure from getting too high Economizer Valve This function ensures optimum sub cooling of liquid to the evaporator and cooling of the FC In addition the cooling capacity is increased COP is enhanced and compressed gas temperature is reduced Function output is the economizer valve opening rate Veco The economizer control has two modes Superheat control FC cooler Superheat cont
59. may be active Trouble shooting 1 Supply unit with correct power voltage according to specification 2 If voltage is within specification and not unstable the FC may be defective and must be replaced If no FC replacement is available the unit can be rewired for emergency operation See Emergency Operation p 50 Supply voltage to FC is less than 330 V AC with full load The minimum voltage depends on the load of the FC Controller FC shut down sehen Alarm light Slow flash Alarm will be marked as inactive in alarm list when reset by FC Alarm may then be deleted Log data Active Inactive Freq FC FC Overvoltage Fault Alarm Cause Indication of problems with supply voltage Trouble Possible causes shooting A7 e The FC is supplied with too high voltage for continuous operation e Defective FC Accompanied alarms e AL 414 AL 415 AL 416 or AL 521 may be active Trouble shooting 1 Supply unit with correct power voltage according to specification The FC will be destroyed at too high voltages and is therefore being shut down 2 If voltage is within specification and not unstable the FC may be defective and must be replaced If there is no FC replacement available the unit can be rewired for emergency operation See Emergency Operation p 50 Criteria Supply voltage of FC is more than gt 550 v AC B DV DC Alarm will be marked as inactive in alarm list when reset by FC
60. one per 15 min The datalogger can hold approximately 10 000 logs or more than 1 year of loggings with default logging interval of one log per hour The following tables show retrievables with Starview and Psion Logman software File Download Info n p Signature E N mim U Container ID Controller ID Controller Software mn Ui Retriever Software E o Extraction date n N Comments Data log D ed el 4 Date Q N Time Log Type Event Data Log Event ID el A N Param 1 Param 2 el Param 3 Param 4 Param 5 Tsup Tret Supply Air Temperature C Return Air Temperature C USDA 1 Temperature C USDA 2 Temperature C USDA 3 Temperature C Tusdal Tusda2 Tusda3 Tcargo Tset Cargo Temperature C Temperature Set Point C Humidity AirEx Relative Humidity Air Exchange m3 h a E fo S Uu E ke 4 Ku D c oO gt wW o o l AM Ss s E 7 Psuc Pdis Suction Pressure BarE Discharge Pressure BarE Fpower Net frequency Hz Upower Highest power voltage of U1 U2 U3 Current Ph 1 A Current Ph 2 A Current Ph 3 A Ifc FC current A eis NIN Aj Ww Fcpr Compressor Frequency Hz Extended Log Type 1 Heater Heating element Mevap Mcond Evaporator motor status Condenser motor status Tfc Frequency module Temperature C Tamb Ambient Temperature C 18 o
61. power supply to sensor bus e Defective main controller e Short circuit between 24 V DC and 12 V DC Accompanied alarms e There may be sensor alarms AL 3XX e AL 801 will be activated during FT or PTI test Trouble shooting 1 Check if there are other active sensor alarms Clear these alarms first using their trouble shooting 2 Check voltage level of 24 V DC and 12 V signals to see if power supply has an short circuit or other damages If the correct voltage is measured at X11 then circuit is defective Replace main controller Criteria Reference voltage sensor bus above 14 V DC None Controller Hs p Wem mi Less accurate readings from measurement and damage to sensors Alarm will be marked as inactive in alarm list when supply voltage is correct Alarm may then be deleted Log data E E Active Inactive High limit Actual value A D channel 178 of 227 pages Operating and service manual 1 Internal sup LO Warning 12 V supply voltage low on SMC6 Cause Indication of 12 V power supply fault Trouble Possible causes shooting e Defective 12 V power supply on SMC6 e Defective main controller e Short circuit on SUP6 and SPM6 or RH sensor and CO sensor Accompanied alarms e There may be sensor alarms AL 302 e AL 971 and or AL 973 e AL 801 will be activated during FT or PTI test Trouble shooting 1 Check if there are other active sensor alarms AL 971 and or AL 972 Cl
62. see if the current consumption is higher than 5 A each phase 3 The unit may be lacking refrigerant Check if the small red balls in the sight glass in the receiver receiver tank are not at the bottom when the unit is turned off Search for leaks repair and charge the unit Criteria Set point 5 C was not reached within the 3 hour limit None Controller action Alarm light slow fash Test failed Elimination Alarm may then be deleted after test completed Log data 156 of 227 pages CTAE SM 6n D Operating and service manual 1 PTI Tset 0 Alarm PTI 0 C Set Fault Cause Indication of insufficient performance Trouble Possible causes shooting Doors are open The heaters do not operate normally There may not be enough refrigerant in the unit The cooling capacity is too limited Accompanied alarms e N A Trouble shooting 1 Verify that the doors are closed 2 If start temperature was below 0 C the heaters may be defective Start the heaters in manual mode and see if the current consumption is higher than 5 A each phase 3 The unit may need refrigerant Check if the small red balls in the sight glass in the receiver receiver tank are not at the bottom when the unit is turned off Search for leaks repair and charge the unit Criteria Set point 0 C was not reached within the 3 hour time limit None Controller action Alarm light Slow flash Test failed Elimination
63. service manual 1 Function or PTI sub test failure causes an alarm PTI FAILURE to be generated In case of Function or PTI sub test pass an event Test status is displayed For more information please see event list Clear the alarm list before starting a test If there should be any active alarms in the alarm list when a function or a PTI test is started the test will always fail even if all the individual test steps PASS without failures PTI menu has a primary status and a status for each sub test with own indexes Only the primary status for a PTI test is memorized when supply voltage is removed When PTI is initiated a Trip start is set in the data log Function test Function test is a unit component test Non destructive Test is based on a GO NO GO procedure All tests must be executed without failure one by one for the function test result to be PASS Note The tests can also be performed individually Note If there is too much liquid in the compressor house before compressor test part of the function test the compressor test will fail because of high intermediate pressure This liquid needs to be evaporized Let the unit run under normal conditions for 10 min and activate PTI or function test as usual after this Function test includes the following items PTI init Controller test Power check Evaporator fan Mevap Condenser fan Mcond Heating element Hevap Probe check Compressor FC valve test Vexpan
64. shooting e Temperature sensor Tsup1 or its cable defective e X24 and X25 cable is defective e Main controller defective Accompanied alarms e AL 105 Trouble shooting 1 Same trouble shooting is to be used for Tsup1 as used for Tret in AL 101 Criteria Value above high alarm limit 140 C 284 F Replaced by new value from AAS system Controller P y y action Alarm light Deteriorated control precision in the chill mode When sensor value becomes valid it is marked as inactive in the alarm list and may then be deleted Log data gem epes Active Inactive High limit Present 66 of 227 pages Operating and service manual 105s Tsup 1 invalid Supply Air Temperature Sensor 1 Invalid Indication of defective supply air temperature sensor its measuring circuitry or sensor not mounted correctly in unit Trouble Possible causes shooting Active alarms AL 103 AL 104 or AL 901 Temperature sensor reading is out of valid range 60 C 76 F or above 140 C 284 F Difference between Tsup1 and Tsup2 is larger than 1 C 1 C difference for more than 30 min up to 10 C difference in more than 3 min Accompanied alarms e AL103 or AL 104 may also be active Trouble shooting 1 If alarms AL 103 or AL 104 are active check their trouble shooting section first 2 Check that both sensors Tsupi and Tsup2 are mounted correct in the supply air pockets 3 If AL 901 is acti
65. than 15 C Min change on TO 10 K None Controller Elimination Alarm may then be deleted after test completed Malis See Function test p 16 152 of 227 pages BEN Operating and service manual 1 843 Economizer valve Alarm Economizer Valve Fault Cause Indication of non operating economizer valve Trouble Possible causes shooting e Cable for economizer valve mounted on wrong valve e Cable for economizer valve defective e Economizer valve defective e Driver circuit for economizer valve defective Accompanied alarms e N A Trouble shooting 1 If there is more than one valve failure the cables for the valves are presumably switched Mount cables for valves on the correct valve 2 Listen if the economizer valve is opening and closing If not then go to 4 If the valve is opening and closing close service valve pos 30 P I diagr intermediate line Run the FT again it the test now is a pass the economizer valve is defective and should be replaced Check that the cable for the expansion valve is not defective Replace cable if it is damaged Disconnect the cable for valve and measure that there is voltage on the output for the expansion valve when it should open a If there is no voltage the main controller is defective Replace the main controller Criteria Tsuc not changed at least 10 C 50 F when opening economizer valve a certain time None Co
66. that power module cable is mounted correctly and is not damaged according to wiring diagram inside the controller cabinet 2 Verify that plugs are properly connected 3 Verify that there are correct voltages on all 3 phases for the power module 4 Measure with a multimeter that there is a small DC signal on the connector PCB for power module com a If there is no signal The main controller is defective Replace the main controller b If there is signal The power module is defective and must be replaced Criteria Communication with controller not possible Mcond Mevapi and Mevap2 fan motors forced to low speed Controller P S p ped qe ee D enen BER Quick flash Consequence Unit Unit stop P When sensor value becomes valid it is marked as inactive in alarm list and may then be deleted Log data 721 Powermodulecom 1 jWarning Cause Indication of defective power module lack of or improper connection shooting Criteria Communication with controller not possible Mcond Mevapi and Mevap2 fan motors forced to low speed Controller E arm Tight Quick rash When sensor value becomes valid it is marked as inactive in alarm list and may then be deleted Log data H H Adtive inactive Quality fo lo b o o yY 142 of 227 pages Operating and service manual 1 RH sensor missing Alarm Cause Indication of defective RH sensor or lack of or improper connection Trouble Possible c
67. the maximum allowed temperature of the USDA sensors Value Value 10 0 C to 30 0 C BO3 Treatment setpoint Treatment setpoint Function Setting of the setpoint during the treatment Value Value 10 0 C to 30 0 C The setpoint must be chosen so that all USDA sensors show a temperature below the maximum USDA temperature during treatment BO4 Final temperature Final temperature Function Setting of final setpoint Value Value 10 0 C to 30 0 C After the treatment period the cargo might need to be warmed up to a higher temperature The setpoint is increased by 0 1 C per hour until the final temperature is reached When the final tem perature is reached the Cold Treatment program is finished and stops automatically and the CT sign on the main menu disappears BO5 Status of cold treatment program CT status Function Shows status of the CT program Value Values Not active Active Aborted Pass Done Fail The Cold Treatment program stops automatically if the unit has been powered off for more than 48 hours Function The bottom line shows the temperatures of USDA sensors 1 3 and the cargo sensor Value 42 of 227 pages STAR LOO Operating and service manual 1 Actual temperature measured of the sensor 09C indicates that the sensor is not mounted Check alarm list to see if there should be an USDA alarm Alarms The alarm list holds all active and inactive alarms By pressing the alarm menu
68. this refrigeration unit until you have familiarized yourself completely with the equipment and operating of this unit by reading the instruction in this manual Do not perform any welding on the unit before disconnecting the power plug Disconnect main power supply to unit before inspecting the interior of the con troller box The unit is charged with R134a and ester oil BSE 55 Do not use any other refrig erant or oil Do not use contaminated refrigerant or oil Do not release R134a into the atmosphere Use recovery equipment according to present legislation During maintenance please observe that R134a is operating with high and low temperatures in combination with high pressures which may cause personal injuries if not handled properly During recovery and maintenance of R134a unit personal protection equipment has to be worn Do not trap any liquid refrigerant inside pipes during soldering work This may lead to explosion of pipe 1 of 227 pages CTi uua Operating and service manual Es Contents PROT ACC M givens 1 LAETI OIIOILOL UIT TIMEMUS 1 E DUDOEEUEUUTE A EE 6 LEI EUR EE Wl a eer 8 FUNCTION description ee 9 Start u p procedutre ii sss secs Due a a ERR EDI heva P PA TIN EK P x E IE I PNU DRM RN RINGA DR RR AET AS 9 Climate Control FUN CUON WEE 10 Temperature COntrOlis 5 eee ee eege SE EES 10 Capacity Control and En HE 10 veds
69. unit low on charge If during normal stable in range operation it is observed that the set point temperature cannot be maintained it might be an indication of missing refrigerant Please observe the unit for a period of at least 6 hours to ensure a stable tendency During this observation time please observe the fol lowing 1 The red balls in the sight glass for the receiver are constantly at bottom level 2 Veco is more than gt 80 open for 0 5 hour 3 Vexp will steadily increase to 100 4 Psuc TO is steadily going down If based on the above it is determined that the unit is too low on refrigerant charge additional refrigerant may be charged by following this procedure 197 of 227 pages CUT AE ener TAKE i CO Operating and service manual 1 Install a service gauge manifold to the unit and connect the HP hose to the Liquid charging line pos 11 P amp I diagram and the LP to the closed suction service valve Pos 27 P amp I dia gram 2 Connect the service gauge manifold to the refrigerant bottle with scale Purge as needed 3 Close the Service valve economizer pos 14 P amp I diagram 4 Set the refrigerant bottle for liquid charging and open the valve 5 Open the LP service gauge manifold valve full and check the refrigerant bottle pressure suction service valve pos 26 remain fully closed 6 Operate the unit under normal condition means it will pump down the LP 7 Ifthe HP on the serv
70. when AL423 is active Default setting is Auto for automatic phase detection automatically selected when the unit has been switched off for more than 30 min before switching it on again Can be used for manual phase setting Setting as CW for clockwise rotation or CCW for counter clockwise rotation If manual phase direction is set heat is reduced to 60 of max FO6 Calibration of AirExchange sensor AirEx calibration Function Zero adjust of AirExchange sensor when the air inlet is closed Value Actual value of sensor is set to zero when enter key e is pressed FO7 Type of low pressure transmitter Low pres type Function Set the pressure transmitter that is physically mounted for low pressure measurement Press En ter for 3 sec to make the selection Value AKS for Danfoss pressure transmitter NSK for SAGInoMIYA pressure transmitter Function Set the pressure transmitter that is physically mounted for high pressure measurement Press Enter for 3 sec to make the selection Value AKS for Danfoss pressure transmitter NSK for SAGInoMIYA pressure transmitter FO9 Serial number of controller board Main PCB Function Shows the serial number of the controller board Value C and F Temperature Scale Showing Alternately As long as the button Ge is pressed F is shown instead of C and Psi is shown instead of Bar When the button is released C and Bar is shown again Permanently change to
71. 0 0 BarE d AirEx must read 0 m3 e Humidity 0 4 If one of these listed values does not appear the main controller must be replaced Detailed alarm description Alarm list In the following all alarms are listed with a description and their causes Alarm text is the text shown in the controller display A cross to the right of Log indicates that the alarm is logged into the data log A cross to the right of alarm indicates that error is shown in the controller alarm list To the right of Light the following texts can be shown Off indicates that the alarm diodes are de energized and there are no active alarms Slow flash indicates that the diodes are turned on shortly every 3 sec and that there are active alarm s Quick flash that the diodes are turned on 0 8 sec every 1 sec and that there is an active fatal alarm s When troubleshooting several alarms it is generally advisable to start with the active alarm that has the lowest number and then go on to the active alarms with higher numbers Remember that some alarms have a time out of 30 sec and more Alarm list The following list includes a view of all alarms as listed on the display and a longer text 56 of 227 pages STH en Operating and service manual Id Display text Description Alarm type 1 Temperature sensor alarms 00 Tret open Return Air Temperature Sensor Open Circuit Warning 01 Tret short Return Air Temperature Sensor Short Circuit Warning Tret invali
72. 07 AirEx open Fatal Alarm Air exchange valve open in conflict with settings Cause Indication of user having left air exchange open Trouble Possible causes shooting e Air exchange valve open in freeze mode or AV mode e Air exchange open in 50 60 RH e Cable or air exchange sensor defective or not calibrated correctly Accompanied alarms e Possibly AL 305 Trouble shooting Calibrate the air exchange sensor see Controller System Menu decal for air exchange sensor calibration 1 See and clear error for alarm AL 305 2 Close air exchange If air exchange is closed cable for air exchange sensor or sensor is defective see AL 305 for trouble shooting Air exchange is open while unit being in the frozen mode dehumidification with set point below 60 and or with CA or AV running None action Alarm Tight Quick fash Deteriorated control precision Alarm will be marked as inactive in alarm list when air exchange is closed and may then be deleted Log data Active Inactive III 129 of 227 pages e ric ke POOL Operating and service manual 1 609 Defrost Trouble Warning Cause Defrost terminated D Trouble Possible causes shooting e Hot gas valve not working probably e Defective Psuc e Defective Tevap Accompanied alarms e Maybe AL 207 e Maybe AL 123 e Maybe AL 610 Trouble shooting 1 If companied alarms AL 207 or AL 123 run troubleshooting for these alarms first 2
73. 16 active inactive alarms In case of an empty alarm list No alarms is shown An active alarm is shown as Acc AAnnn where cc is the list number from 01 to 16 and nnn is the actual alarm number An inactive alarm is shown as Acc IAnnn where cc is the list number from 01 to 16 and nnn is the actual alarm number An active alarm is not deletable from the list but may change to inactive state by eliminating the cause of the alarm i An inactive alarm is deletable from the list by pressing during alarm displaying D Service Function Setting Viewing By pressing Ki the service menu is selected The icon appears in the display Service menu consists of various sub menus Use the arrow keys and v to navigate and the Enter key to open a sub menu By pressing Gi the display returns to service menu Service menu consists of the following sub menus Manual operation MO1 MO8 Manual start stop of motors etc Datalog view LO1 L03 View of temperature log Time adjust C01 C05 Setting of date and time Run time counters RO1 R05 View of running hours for unit comp etc Configuration FO1 F09 Software version and various configurations Manual operations perating perating Function Start stop of operating mode If operating mode is MANUAL controller stops and by means of menu items M02 to MOS heaters motors and valves may be manually operated In menu item MO5 compressor frequency is se
74. 18 AL429 AL427 AL428 AL429 AL414 f Hz AL419 at voltage at voltage at voltage at voltage AL415 Min voltage U V U V U V U V AL416 U V Fatal Alarm Fatal Alarm Max voltage U V Fatal Alarm Please note that values may vary from values in previous software versions Refrigeration system data Refrigerant charge R134a 4 5 kg with water cooled and non water cooled condenser 21 of 227 pages E St he r Operating and service manual 1 General specification Range from 400 to 460 kg depending on model Dimensions Height Width 2235 mm 2025 mm Noise level Less than 75 dB A in 250 Hz band Measured 1 5 m in front of unit and 1 2 m above the ground with the unit operating at 50 Hz Compressor motor assembly 2 High stage cylinders Compressor housing Sea water resistant aluminium unpainted Weight 58 Kg Frequency converter FC High Pressure cut out switch 22 5 BarE 326 3 psi 0 7 Bar 10 2 Psi 15 9 Bart 230 6 psi 0 7 Bar 10 2 Psi Fusible plug receiver 100 C 212 F Economizer Brazed plate heat exchanger Stainless steel AISI 316 L Evaporator coil Tube material Copper inner grooved Fin Material Aluminium Hydrophilic treated Attitude 45 from horizontal 22 of 227 pages Operating and service manual Condenser coil Tube material Copper inner grooved Fin Material Coating tube fin Cataphoresis treatment with additional ac
75. 27 pages Operating and service manual 1 410 Unstable supply Fatal Unit power supply is unstable Cause A drop out in the power supply has occurred Trouble Possible causes shooting e Inadequate power supply and or bad genset Accompanied alarms e AL 414 415 416 417 418 419 424 425 426 427 428 and 429 Trouble shooting 1 Ifthere are other active alarms check these first Clear these alarms first using their trouble shooting 2 If the unit is supplied with a genset try to replace the genset first and see if error still persists 3 If the unit is supplied from a stable power grid and the problem still persists replace main controller module The main controller measures the zero crosses on the supply voltage if a drop out of more than on period occurs the alarm is triggered Controller breaks supply after 5 sec After 30 sec the unit restarts with a normal startup action Alarm light Unit stops Elimination Solve the issue according to Trouble Shooting guidelines Log data 411 Unit over current Cause mdcaionofsotekut Trouble Possible causes shooting e The unit is using too much power Accompanied alarms e N A Trouble shooting 1 The voltage may have been too low for too long 2 Check for loose connections 3 When cargo is unloaded run a PTI test and see if one of the motors or heater is using too much power 4 Check power cables for short ci
76. 5 50 V DC Controller SE eessen D E Alarm light Consequence Less accurate Less accurate readings from measurement from measurement Alarm will be marked as inactive in alarm list when supply voltage is correct Alarm may then be deleted Log data e mem E Active Inactive High limit Actual value A D channel 167 of 227 pages e KT zk een Operating and service manual 1 963 Psucsens sup LO Warning Controller Internal Voltage Reference Fault Cause Indication of controller internal voltage reference fault Trouble Possible causes shooting e Defective power supply for main controller e Defective Psuc pressure transmitter e Defective main controller Accompanied alarms e There may be sensor alarms especially AL 207 e AL 801 will be activated during FT or PTI test Trouble shooting 1 Check if there are other active sensor alarms Clear these alarms first using their trouble shooting 2 Access the special menu by pressing Ki for more than 3 sec Scroll down until you see the label U Psuc in the display The value of U Psuc should be in the range between 4 50 V and 5 5 V DC While displaying U Psuc remove the connector at Psuc f U Psuc is now inside the correct above range 4 50 V 5 5 V DC the Psuc pressure transmitter is defective Replace the Psuc pressure transmitter f U Psuc is still outside the above range proceed to next step While displa
77. A REA SCAMRSRRIRRRSARRRRAPRR IR E RIA A GR SA IGPdR ARRA 24 2 of 227 pages TARA COO Operating and service manual 1 USDA socket requirermiernts ees RDno a ker ReRDRI AD EUER DURER dA bad RM E ERE R RIF VN E EA ES NIA ED D URSI PIENE UNI NIE 25 lar oroye eren 25 Condenser fan moLOt esee ier ER Re ret Da ds caved n inm ERRRRERRRR RF S eXERERERI Ra ax RR EEESEE ENNER SES Pasa eK RRRRRRS ENN 25 Evaporator coillli amp aters usiescusccicuo ea a wr VINE Res ees n MSIE a RE SEDR M DNO RE RU RR RU RN RRRT EE 26 Temperature sensors including USDA eoo eonun rrr uei ERNEST 26 Pressure transmitters iiis cesis ssa ri an e RR PR ONE R33 3 OR KEEN AR E AERE REAEAREAALARR A RANA RUE RESTE ARATEEEAP AVATAR TRE ENEE 26 ale EN 26 User e du CT 26 Indicator LEET 26 PIEIE M MM 27 CIL N 28 Men OVERVIEW oriri nn AER RARO GR Ar eA n a a dE dE ENER DEE RARE RRTRURDANARRR AER send 29 General Page n geg egene ee 29 Changing a parameter value irt diag inii nn A pe E na Aani a ida DIA RR niih niini IRR SR RIUSRR 30 Activating ECK tie OT EE 30 leie E ET EE 30 iplc LUE 31 Misucisgllesilg ret re EE EET 31 General Operator iiec stance uk ote eege EENEG PAP DUKE EE a f saw MENS Eden s 32 Ree le de le DEE 32 Wake up Mode An 32
78. AL 22 may also be active Trouble shooting 1 If alarms AL 121 or AL 122 are active check their trouble shooting section first 2 Disconnect the sensor cable for sensor Tevap from the connector on the main controller according to the wiring schematics inside in the control cabinet 3 If AL 901 is active see trouble shooting for AL 901 4 Measure the resistance between the two wires a If the resistance is out of range of the resistance and temperature table in Tables p 201 the temperature sensor and cable are defective and should be replaced b If the resistance is within range perform main controller check Trouble shooting for Star Cool main controller p 56 before replacing main controller Value below alarm limit 609C 76 F or above 140 C 284 F Value must be invalid for 30 sec for alarm activation Replacement by new value from AAS system Controller P y y E Alarm light Consequence When sensor value becomes valid it is marked as inactive in the alarm list and may then be deleted Value must be valid for 60 sec to set alarm inactive Log data Adiv Iactive II TI 80 of 227 pages STARK LOOL Operating and service manual 1 124 Tsucopen Warning Suction Temperature Sensor Open Circuit NT Indication of loose connection defective or complete lack of suction temperature sensor Trouble Possible causes shooting e Temperature sensor Tsuc or its cable defective e X24
79. Accompanied alarms e AL 423 may also be active Trouble shooting 1 Check if voltage on all 3 phases is within specified range 2 Verify that all 3 phases are applied to the unit and for example not just 2 phases Verify that power frequency is within specified range Apply correct voltage to the unit Criteria Value out of limits Power frequency must be between 47 5 Hz and 62 5 Hz None Controller action ls x em ams Consequence At very low frequencies this error will lead to AL 423 Otherwise normal operation can take place The measuring system however will perform badly Elimination Power frequency within range again Log data Active Inactive Sample U1 Sample U2 Sample U3 EMEN 425 Frequency too high Warning Power Frequency Too High Warning Cause Power generator adjusted to too high frequency Trouble Possible causes shooting e The power frequency is out of specified range Accompanied alarms e AL 423 may also be active Trouble shooting 1 Adjust the frequency of the power generator to a lower frequency 2 Verify that power frequency is within specified range 3 Apply correct voltage to the unit Criteria Power frequency above 66 Hz Mcond Mevapi and Mevap2 fan motors forced to low speed Controller action Alarm light Reduced capacity of unit Elimination Power frequency within range again Log data e 103 of 227 pages Operating and service manua
80. Alarm may then be deleted Log data Active Inactive Freq FC 112 of 227 pages BEN Operating and service manual 1 516 FC phase loss Alarm FC Phase Loss Fault Alarm Cause Indication of lack of phase or defective FC Trouble Possible causes shooting e One or more phases are not applied to the FC A4 e Unstable power supply generator e Defective FC Accompanied alarms e AL 523 e AL 417 AL 418 AL 419 may be active Trouble shooting 1 Verify that all 3 phases are present and voltage is correct 2 Verify that voltage difference between the 3 phases is less than 20 V AC 3 If supply from the generator is unstable adjust supply frequency to 50 55 Hz see Info Menu Viewing p 36 I22 to avoid self oscillation 4 If 1 to 4 do not solve the problem then replace the FC If no FC replacement is available the unit can be rewired for emergency operation Remind to use oscilloscope for determination of unstable supply from generator caused by uneven torque on generator cylinders FC cannot maintain DC filter voltage or too much ripple in DC voltage AL 523 has been active for more than 50 sec FC shut Controller SSES Alarm will be marked as inactive in alarm list when reset by FC Alarm may then be deleted Log data Active Inactive Freq FC 113 of 227 pages CTAEMLR enn TTAR e Cn Operating and service manual 517 FC over temp Alarm FC Overtemperature F
81. C overload 1 FC under volt 515 FCover volt oyu ojo 0 Ui L o Ui Lm m 1 u1 U1 UI BR WIN 3 overcurrent Log Ui o 58 of 227 pages STARK LOOL Operating and service manual Ul N CJ FC phase loss FC current limit FC overload FC setup error 66 FC undefined alarm 599 FC Trip Lock 6 Operation alarms Supply Air Sensor 1 Supply Air Sensor 2 Return Air Fatal Alarm Sensor All Malfunctioning Water cooling fault Warning 602 Tset Unreachable Not implemented yet Alarm 603 In range Fault Fatal Alarm High Pressure Safety Switch is active Fatal Alarm Air exchange valve open in conflict with settings Fatal Alarm Defrost Trouble Defrost is running Warning 610 Defrost time Max defrost time exceeded Warning exceed 611 Too many controlling sensors have errors err 612 FC trouble There have been several FC alarms within short time 613 Motor trouble Evaporator Motor 1 or 2 Overheated several times or permanently within short time 614 Humidity Humidity control deactivated deactivated 2 Not implemented yet 2 The Compressor Has Been Restarted Cold Treatment out of range Manually Selected Phase Direction 3 Blown Fuse 32 Phase missing Communication alarms FC missing 1 Display missing 11 Display com 720 Power module missing Power module com RH sensor missing Test alarms 800 Func test failed 80 Controller Idle current Mevap cur LO speed 811 Me
82. Condenser Service Valve Economizer Drying Filter Electronical Expansion Valve Economizer V eco Economizer Electronical Expansion Valve Evaporator V exp Evaporator Evaporator Fan Return Air Sensor Tret Evaporator Temperature Sensor T evap Heating Elements Supply Air Sensors Tsup1 Tsup2 Suction Temperature Sensor T suc Suction Service Valve Evacuation Point Suction Pressure Transmitter P suc Economizer Suction Service Valve Hot Gas Valve Vhg Humidity Sensor RH Controller Communication Slot Ambient Temperature Sensor Tamb Plug for Cargo Temperature Sensor 223 of 227 pages STAKE LOO Operating and service manual 224 of 227 pages c St zk een Operating and service manual Overall W IC Schemat iring DS Ae ZLv09SLSZS Nid s e soluoJjoe e uepo
83. E OPERATION O01 Trip start START Defrost interval 24 h Line count O03 Airflow mode NORMAL O04 Humidity setpoint OFF O05 Datalog interval 15 Parameter name Value Unit 29 of 227 pages e ri ke t Operating and service manual 1 Using the cursor The parameter ID is only used for identifying each displayed line of the menu system Pressing the CH and y arrow keys will move the highlighted cursor one menu line up or down In the upper right corner of the display is shown the actual line number of the cursor together with the total number of lines in the current menu Changing a parameter value 1 First move the cursor up press O or down press to the line of the parameter to be changed 2 Then press the Enter key The cursor will now highlight the parameter value instead of the ID 3 Use the Up or Down arrow keys to increase or decrease the displayed value Accept the new parameter value by pressing the Enter key once more 5 If not pressing any key for 5 sec or if pressing the Cancel key Gi the value will not be changed 6 The cursor returns to the ID column and can now be moved to other lines Activating a function 1 First move cursor Up press CH or Down press to the line of the function to be activated Then press the Enter key zi The cursor will now highlight the function value instead of the ID CN 3 Do the activation by pressing the Enter key once more If
84. ENESEE EE ER ea nnana KASSE NENONEN EENE SaNa ANINE EANET EESE 21 Refrigerant charge R134 in eaa peskia ete pancac RA RE SE bisa RS EE REES AE EES ek 21 E EE ere jor Ems 22 Compressor motor assembly inaniter tear aru kl n ba a E RARE RR QUE Ra Ike Pr lal RE P e EX RR RR SIR PERI iiao 22 FreQuency CONVErter FC erm 22 High Press re cut Out SWICK 0c2ccccisidantadesaacnastensaqeeedcetaed Ra RERRERARGR RI APA RARE URRR RR R RRRRIARRPARRIRGR ARENS 22 FUSIDIG pl g Feet e gn Zngege geg Aa EES ANE ENEE EE NEEN REESEN ERENNERT 22 EGONOMIZG m DUDELMU 22 EVapoOrator Colla sccciiis gett n 22 Welle EE be UE 23 Evaporator inte em 23 Condenser farine innnan eode ibn pRNDE EMI FE NER RR PL danni A RUE RES Pr ERE OE rE Rr ATE AASL aiaa 23 Water cooled condenser optional ence ae cuneum infe rh abeat aee galea rici nn aw Rer nu ER e acta sui niea SNE 23 pl iigr EEN 23 Fresh aitresehbhamge eg n seess sue S encacu seek eia reise EA Ra p cR E Lr coed ca EEN NSA geck 24 Refrigeration Opreegung E Re RE BEE ge e ee FUR R a RM RAE 24 See gie EE pe 24 Circuit E EE 24 CONtTACTOTS cisean 24 E E BEE ERER 24 Power plugis c 24 Power Cable ihr temer re rai Rx RRIRNRRRRR RnR RR TER RRE EA IRA ARR
85. Elimination Alarm may then be deleted after test completed Log data See Function test p 16 151 of 227 pages e ET ke O Operating and service manual 1 842 Expansion valve Alarm Expansion Valve Fault Cause Indication of non operating electronic expansion valve Trouble Possible causes shooting e Cable for expansion valve mounted on wrong valve e Cable for expansion valve defective e Expansion valve defective e Driver circuit for expansion valve defective Accompanied alarms e N A Trouble shooting 1 Ifthere is more than one valve failure the cables for the valves are presumably switched Mount cables for valves on the correct valve 2 Listen if the expansion valve is opening and closing If not then go to 4 If the valve is opening and closing close service valve pos 14 P I diagr Run FT again If the test now is a pass the expansion valve is defective and should be replaced Check that the cable for the expansion valve is not defective Replace cable if it is damaged Disconnect the cable for valve and measure that there is voltage on the output for the expansion valve when it should open a If there is no voltage the main controller is defective Replace the main controller Pdis more than gt 5 BarE Max change on Pdis 0 75 Bar Pdis is less than 5 BarE Max change on Pdis 0 30 Bar Tret more than or equal to 15 C Min change on TO 20 K Tret is less
86. FC not applied wired for emergency operation Defective FC X8 cable is defective Main controller defective Accompanied alarms e AL 306 or one or more AL 5XX may also be active Trouble shooting 1 Verify that cable FC com is mounted correctly according to wiring diagram inside the controller cabinet and not being damaged 2 Check that power to the FC is not wired for emergency operation 3 Verify that there are correct voltages on all 3 phases for the FC 5 Measure with a multimeter that there is a small DC signal on the connector PCB for cable FC com a Ifthere is no signal The main controller is defective Replace the main controller b If there is signal The FC is defective and must be replaced If there is no FC replacement available the unit can be rewired for emergency operation See Emergency Operation p 50 Criteria Communication with FC not possible Mcond Mevapi and Mevap2 fan motors forced to low speed Controller P j ge arm ane Quick nasr When sensor value becomes valid it is marked as inactive in alarm list and may then be deleted Log data H Adtive Inactive Qualty CCS 139 of 227 pages e ric ke OY Operating and service manual 1 Display missing Seen in Star View Warning Cause Indication of defective display lack of or improper connection Trouble Possible causes shooting Communication with display broken Defective display X11 cable is de
87. OMV xog JA O1JUOD episu LSO GIS Aiepg o qeoBueuoeu Tl HININ AS L Sen XH Y Seet iL XL p su DI peu ANS WONT uge Ce Jo oujoH ug S d zeesu SNA xog 48 04 u02 episu Pes xog 4aj o4juo episino QNO xu V Jeurejuoo G IE WE XL 8 u Bnd ez aal z E mala ed obeo wI XL INS XI juo wi 34 c cSH QNO GNO U109 24 Xu IV uoo4qNH _ XL 8 uo 4 aNd aNd P qeondo KL Y E noo Ce pj MH SE luo c mN3S NO 2029 pesojo AjeuuoN EE E yowms eunsseud UD HOS zug ines ene NAS Days MEIS GND HH oO _ t g S 07 puodo uMd uMd R I ZJU SE IV eng v IN eng 1v Zs UP QNO QNO a 1A 59 o DIr Sa HP OON dtg fonar sx Sud UMd zy enar iv MO IE RE o TP QNO QNO cy ZA e gg 01N dm fenar au i Hd S Fe Tenig 1v AH gg Ss H Lay EECHER HE GQNO9 zw PN 8 X m GND L uMd uMd EE IH deaa X D en i Sg ooeA A SR m EE SMS IX ng E ay SIB uMd DM an MOO xea TAS xen Mun v Jano oe Pre x 84 S uMd YMd bya TA lt C T po ec uA LA BUA q 2 ano anao 6 8 mendo L Jano YMd Y z ano uMd E gt SO q10 0 w Lox 0 L AOI N AS N xa atv VON DIS SIS onsqd 4 omg QNO r amp TENS AS N SQQ A 27 S ois spa Cape aNd z EZX 4 v AHY j SES ZS dns C SEES 7d
88. Possible causes shooting e Temperature sensor Tret or its cable defective e X24 and X25 cable is defective e Main controller defective Accompanied alarms e AL 102 Trouble shooting 1 Disconnect the sensor cable for sensor Tret from the connector on the main controller according to the wiring schematics inside in the control cabinet 2 Measure the resistance between the two wires a If the resistance is more than 1 5 MQ the cable or the sensor is defective replace sensor and cable b If the resistance matches the resistance and temperature in Tables p 201 the temperature sensor and cable are OK Measure the voltage over the connector for Tret It should be between 3 2 and 3 4 V DC a If the voltage is inside the above range connect sensor again Measure the voltage over the sensor and check voltage temperature according to Tables p 201 b If the voltage is outside the above range the main controller is defective or other sensors may be defective and pulling the voltage down Check other alarms and Trouble shooting for Star Cool main controller p 56 before replacing main controller Criteria Value below low alarm limit 60 C 76 F Replaced by new value from AAS system Controller P y y action i Alarm light Deteriorated control precision in the freeze mode When sensor value becomes valid it is marked as inactive in the alarm list and may then be deleted Log data R I e SE Act
89. R EC DEER RRE Hex Socket Counters Head Bory me oO Hex Socket Counters Head Bolt wg P SES shAdervave ig A E Cable Gland M12 Lock Nut ege WOMEN Cable Gland M25 Lock Nut Cap Nut 4 Air Exchange Potentiometer Slotted Cheese Head Screw M3 7 mE ERE EE 0 4 ew S Water Inlet Couping Female orass Water Inlet Couping Female ay O Dawes OP ume memarmdue S 4 211 of 227 pages 4 4 3 0 0 4 8 0 0 0 0 5 4 0 0 1 5 1 5 1 1 1 1 1 7 7 5 5 6 5 5 3 18 5 4 St he r Operating and service manual 1 Controller Unit Illustration NI lf 23 9 Air Exchange Potentiometer Temperature Sensor 1 8 m H R N igh Pressure Switch MM Slave Modem York Fuse 400mA 7 Auxiliary Contact ontroller Hatch Mech Part C User Panel SUP6 Controller Module SMC6 tem Description ce Setup may vary depending on model 23 EN ES Sa 6 5 EES RS Pos 212 of 227 pages Operating and service manual 1 Notes 213 of 227 pages STARK LOGE Operating and service manual 1 Notes 214 of 227 pages Operating and service manual 1 Notes 215 of 227 pages STARK LOGE Operating and service manual 1 Notes 216 of 227 pages Operating and service manual 1 Notes 217 of 227 pages STARK LOGE Operating and service manual 1 Notes 218 of 227 pages Operating and service manual 1 Note
90. S if test finished successfully FAIL if the test failed ABORT if the test was aborted by the user TOG Test result 20 Controller 20 Controller Function Shows the status of the test of the controller Value if not done yet RUN if still running test PASS if test finished successfully FAIL if the test failed ABORT if the test was aborted by the user See specific description for AL 801 Test Alarms AL 8XX p 144 TO7 Test result 30 Power 30 Power Function Shows the status of the test of power consumption connection Value if not done yet RUN if still running test PASS if test finished successfully FAIL if the test failed ABORT if the test was aborted by the user See specific description for AL 805 TO8 Test result 40 Evap fan 40 Evap fan Function Shows the status of the test of the evaporator fans Value if not done yet RUN if still running test PASS if test finished successfully FAIL if the test failed ABORT if the test was aborted by the user See specific description for AL 810 813 TOS Test result 50 Condenser fan 50 Cond fan Function Shows the status of the test of the condenser fan Value if not done yet RUN if still running test PASS if test finished successfully FAIL if the test failed ABORT if the test was aborted by the user See specific description for AL 815 817 T10 Test result 60 Evaporator heater 60 Evap heater
91. TTAR e Cn Operating and service manual 813 MMevap direction Alarm 815 Mcond cur LO speed Alarm Condenser Motor Low Speed Current Fault Cause Indication of defective motor or defective supply cables to motor Trouble Possible causes shooting Condenser motor jammed or defective Condenser motor cable defective Bad connection in plug Condenser motor cable wired wrongly in controller cabinet or motor Accompanied alarms e N A Trouble shooting 1 Check the condenser motor fan can rotate freely Turn off power first Replace motor or make it turn freely again 2 Check motor cable for damages 3 Check that the condenser motor cable is mounted correctly Criteria Condenser fan motor has exceeded current limit at low speed 0 2 0 3 Amp Controller None en Elimination Alarm may then be deleted after completed L 148 of 227 pages Operating and service manual 816 Mcond cur HI speed Alarm Condenser Motor High Speed Current Fault Cause Indication of defective motor or defective supply cable to motor Trouble Possible causes shooting e Condenser motor jammed or defective e Condenser motor cable defective e Condenser motor cable wired wrongly in controller cabinet Accompanied alarms e N A Trouble shooting 1 Check the Condenser motor fan can rotate freely Turn off power first Replace motor or make it turn freely again 2 Check motor cable for damages
92. Then let the unit run for 20 minutes above cargo set point e Turn off the compressor and check the sight glass e If the oil level is still too low add oil until 1 3 to 2 3 sight glass full is obtained 199 of 227 pages ETIDA en PUAN He CO Operating and service manual 1 Charging of oil If during normal operation is has been observed that there is too little oil charge on the compres sor additional oil may be charged The compressor is filled with 1 5 L Reniso Triton SEZ 55 or equivalent oil from the factory The procedure for adding oil is as follows 1 Pump down the compressor as described in this manual Remove plug on top of the stop valve for the intermediate pressure Start by adding 0 25 liter of compressor oil Reinstall plug on top of the stop valve for the intermediate pressure Evacuate the compressor as described in this manual Open the compressor stopvalves pos 5 26 and 30 P amp I diagram Disconnect the vacuum pump Start up the unit Check the oil level during start up and after 6 hours in normal stable operation O Ifoil is still missing repeat above 1 amp 0 0NO9 UBUN Draining of oil from compressor If the compressor has been overcharged with oil the procedure for drainage is as follows 1 The two oil outlets are placed on a tee piece located on the compressor end opposite of the FC end Please observe that only one of the oil outlet ports is equip
93. a battery back up system for the datalogger which after power switch off of the unit continues logging in battery mode 120 times and then stops The controller is prepared for communication with Remote Monitoring Modem RMM according to ISO standard 10368 for monitoring at the ship bridge or control room Events Alarms and Short Log can be retrieved by Refcon Logman StarView and can be viewed by Refcon LogView and StarView Extended Log can only be retrieved by Logman and StarView and shown in LogView and StarView Function description Start up procedure Hie start up procedure ensures that the system is started safely after the following events Unit has been out of use Main failures Defrosting PTI test Service mode Alarm mode The start up procedure has 5 modes 1 Initialize Self check controller 2 Stabilize The evaporator fan operates at high speed to ensure that temperature sensors are at current temperature 3 Crank case heating If Tamb is lower than 2 C 36 F heat is applied until Tfc is above 12 C 54 F 4 Ramp up 5 Terminate Switching to normal temperature and valve regulation 9 of 227 pages TTAR H POOL Operating and service manual 1 Climate Control Function Temperature Control This function incorporates the container temperature controller The function has 2 modes Chill and Frozen Chill If Tset more than gt 5 C 23 F the chill mode is activated If Standard Tact Tsu
94. age Pressure Table High pressure transmitter AKS Vcc 5 V Pressure is relative Voltage Pressure Pressure f Voltage Pressure Pressure V BarE Psi V BarE Psi oss ooo ooo ass isao 237 86 oso oso Da aes Ja Jas os a20 Den 29s Jas zz ras feo fezo sse z o ase ie sso i24 azs 26 00 7710 207 of 227 pages de D Operating and service manual Voltage Pressure Table High pressure transmitter NSK Vcc 5 V Pressure is relative SCH Pressure Pressure a Pressure Pressure BarE IL BarE Psi 0 00 2 05 15 50 224 874 T 0 50 7 254 2 1 16 00 232 128 0 6 1 00 14 508 2 15 16 50 239 382 0 65 1 50 21 762 2 2 17 00 246 636 0 7 2 00 29 016 2 25 17 50 253 89 0 75 2 50 36 27 2 3 18 00 261 144 0 8 3 00 43 524 2 35 18 50 268 398 0 85 3 50 50 778 2 4 19 00 275 652 0 9 4 00 58 032 2 45 19 50 282 906 0 95 4 50 65286 2 5 20 00 290 16 1 5 00 72 54 2 55 20 50 297 414 1 05 5 50 79 794 26 21 00 304 668 Li 6 00 87 048 2 65 21 50 311 922 1 15 6 50 94 302 2 7 22 00 319 176 1 2 7 00 101 556 2 75 22 50 326 43 1 25 7 50 108 81 2 8 23 00 333 684 1 3 8 00 116 064 2 85 23 50 340 938 1 35 8 50 123 318 2 9 24 00 348 192 1 4 9 00 130 572 2 95 24 50 355 446 1 45 9 50 137 826 3 25 00 362 7 1 5 10 00 14508 3 05 25 50 369 954 1 55 10 50 152 334 34 26 00 377 208 1
95. al Vibrations Of the types encountered on ships trucks and rail The unit consists of the following modules Frame module Condenser compressor module Evaporator module Evaporator fan module The cooling system of the unit is equipped with a two stage compressor electrically driven through a FC The cooling system is also equipped with an economizer which performs the task of sub cooling the liquid from receiver to evaporator thereby increasing the cooling capacity of the cooling unit The evaporator and economizer are controlled by electronic expansion valves The equipment is designed to operate on a nominal 410 450 V AC 3 phase 50 60 Hz primary power source according to ISO 1496 2 An integrated dual winding transformer supplies the control circuit voltage One winding for 24 V AC for RMM modem supply and another for 26 V AC converted to DC Voltage in the controller for controller and contactor supply The output voltage is dependent on supply voltage An automatic system power supply sensing and correction is provided to ensure the correct direction of rotation for the fan motors This is done regardless of the incoming phase sequence from the primary power supply provided that all fan motors are wired correctly An optional water cooled condenser is mounted in series with the air cooled condenser This water cooled condenser allows operation of unit below deck where no air ventilation is possible provided that w
96. alUs2 0 00 K USDA 2 calibration value Tcargo 70 00 CalUs3 0 00 K USDA 3 calibration value CalCar 0 00 K Cargo calibration value L Calibration CalUs1 3 00 3 00 0 55 vexp D 94 SH 4 5 K When placing the USDA and cargo probes in ice water they should display 0 C If any reading deviates from this value the probe requires calibration Calibration is simply done by looking at the reading for the USDA sensor and then double clicks in e g CalUs1 In the popup window enter the calibration value required in order for the sensor to reach 0 C Then press enter Do this calibration for each of the USDA and Cargo sensors Max offset calibration is 3K If more is required the probe must be replaced 186 of 227 pages e 74 E ke ZA e Operating and service manual Replacing of unit Handling of unit during replacement is done by means of a special yoke see below sketch Depending on the model use either position 1 2 or 3 for the yoke 187 of 227 pages CUAL enen S 4A e CO Operating and service manual Replacement Evaporator motor and fan Note Turn off main power supply for unit before replacing evaporator motor and fan Note Due to high aerodynamic requirements decreased energy consumption beware of sharp edges is located in this area Disconnect the power supply to the motor by removing the motor cover and unscrew the earth wire placed
97. and X25 cable is defective e Main controller defective Accompanied alarms e AL 126 Trouble shooting 1 Same trouble shooting is to be used for Tsuc as used for Tret in AL 100 Criteria Value below low alarm limit 60 C 76 F Replacement by new value from AAS system Controller P y y Pind Alarm light Superheat control deactivation When sensor value becomes valid it is marked as inactive in the alarm list and may then be deleted Log data 125 Tsucshort Warning Suction Temperature Sensor Short Circuit Cause Indication of short circuited suction temperature sensor Trouble Possible causes shooting e Temperature sensor Tsuc or its cable defective e X24 and X25 cable is defective e Main controller defective Accompanied alarms e AL 126 Trouble shooting 1 Same trouble shooting is to be used for Tsuc as used for Tret in AL 101 Criteria Value above high alarm limit 140 C 284 F Replacement by new value from AAS system Controller P y y action Alarm light Superheat control deactivation When sensor value becomes valid it is marked as inactive in the alarm list and may then be deleted Log data f f ETE Active Inactive High limit Present 81 of 227 pages e ric ke OY Operating and service manual 1 1126 Tsucinvalid Suction Temperature Sensor Invalid Cause Indication of defective suction temperature sensor or its measuring circ
98. arm fail 991 Select model code Model code missing Warning Software CRC Prom CRC Fault Alarm error 1999 Keyboard failure Indication of defective keyboard Events Name Parameter explanation feet e eee TL mw eS md o Temperature set point altered Ola setpomt Newsetpomt SWrevision i Humidity set point altered Ol setpom Nemsetpon o o weecomot LE LE waercomson Oooo 1 E LE 1 5 Function test Stare vesn Alarms count s FunctiontestPass rres m oo L Cd 6 Function test abort Preso Semec Arms count Pe E EES EES qmm ET o pM 1 Short PTI s mrmsfes mes ER E ip erresabot r sme Arms count mec 070 que pe I dE G E Ha Wamemedeseet E ECCE Defrost Start 1 Manual 0 Not de start mand 2 Auto start 1 Tevap 3 Demand 2 Abnormal defrost start 3 Tsuc Defrost Stop Current Tevap defrost in terval sec Sensor Calibrated 1 USDA 1 Old Cal New Cal Value 2 USDA 2 Value 3 USDA 3 4 CARGO Power Up Unit run Compr run Mevap run time Mcond run time Hevap run time hours time hours hours hours time hours 16 Trip Start 1 Auto trip SW ver low SW ver high start 0 User trip start 61 of 227 pages CUAL enen TTAR e Cn Operating and service manual N 1 User
99. at the motor cable is not damaged and squeezed be tween compressor and FC 4 Mount new FC Make sure that the FC is mounted correctly on the compressor and that there is no air gap between FC and compressor 5 Reinstall cover for FC and cable room cover 191 of 227 pages eT a pM IW enen TTAR HE Cn Operating and service manual Replacement of compressor Position Description The procedure for replacing the compressor is as follows Please ensure correct tightening torque is used throughout replacement If the compressor is NOT running close all 3 stop valves and evacuate refrigerant and proceed from pt 1 If the compressor IS running but needs replacement complete the following before going to pt 1 a Close Veco and Vsuc b Go to service menu and enter the manual operation and set compressor freq to 20 Hz c Let pressure drop to vacuum d Stop the compressor by pressing Off on the controller and close discharge stop valve e Press wake up on the controller and read pressure on display corner Ensure it is O Bar Remove the cover for FC pos 3 Remove the FC pos 4 and motor cable pos 5 Dismount all pressure transmitters and high pressure switch Loosen all bolts for compressor stop valves Loosen bracket for compressor and turn it downwards Slide compressor out Slide new compressor in place Observe that the rear compressor foot is inserted firmly into SOLUTI WDE 192
100. ater connections are present The unit is controlled by an electronic controller manufactured by Lodam Electronics controlling the supply temperature probe in chilled mode temperature setting above or equal to 5 C 23 F and the return temperature in the frozen mode temperature setting below 5 C 23 F Controller accuracy is 0 25 C 0 45 F The unit can operate the evaporator fans in low speed and high speed From the controller display Normal or Economy mode can be selected under operation menu In economy mode the fans always run on low speed In normal mode the fan speed can run in high or low speed depending on running conditions The air from the unit is delivered to the bottom of the container with return air through the top of the evaporator coil section bottom air delivery The unit is equipped with a de humidification function controlled by the electronic controller of 8 of 227 pages ok n d 4 a Ka d Operating and service manual the unit The humidity setpoint can be set in the range from 95 65 or 50 9o with closed ven tilation RH The unit can control to the lowest level The de humidification function is active as long as the temperature control is in set point range The unit is equipped with heating elements mounted under the evaporator coil for the de humidification The de humidification system is also active in economy mode The unit is equipped with a dual system for defrosting There
101. ature table in Tables p 201 the temperature sensor and cable are defective and should be replaced b If the resistance is within range perform main controller check Trouble shooting for Star Cool main controller p 56 before replacing main controller Criteria Activated by UWS or AL 901 Replacement by new value from AAS system Controller P y d y ti SS Alarm light If activated Cold Treatment CT it will be affected When sensor value becomes valid it is marked as inactive in the alarm list and may then be deleted Value must be valid for 60 sec to set alarm inactive Log data A Adiv Iacive LI II 76 of 227 pages STAR HE zc Operating and service manual 1 118 Tcargo open Warning Cargo Temperature Sensor Open Circuit Cause Indication of loose connection defective or lack of cargo temperature sensor Trouble Possible causes shooting e Temperature sensor Tcargo or its cable defective e X24 and X25 cable is defective e Defective plug inside or cable on the unit backside e Main controller defective Accompanied alarms e N A Trouble shooting 1 Same trouble shooting is to be used for Tcargo as used for Tusdai AL 109 Value below low alarm limit 609C 76 F and the sensor reading has been in the valid area since power up None Controller ae Alarm light May be incomplete cargo data logging When sensor value becomes valid it is marked as inactive in the alarm list and may then
102. ault Trouble Possible causes shooting e Defective power supply for main controller e Defective main controller Accompanied alarms e There may be sensor alarms AL 3XX e AL 801 will be activated during FT or PTI test Trouble shooting 1 Check if there are other active sensor alarms Clear these alarms first using their trouble shooting 2 Check voltage level of 24 V DC and 5 V signals to see if power supply has an open circuit or other damages If the correct voltage is measured at X22 and at X23 then circuit is defective Replace main controller Criteria Reference voltage AirEx above 5 50 V DC None Controller action Hs p om Wem Less accurate readings from measurement Alarm will be marked as inactive in alarm list when supply voltage is correct Alarm may then be deleted Log data e F me mm Active Inactive High limit Actual value A D channel 174 of 227 pages Operating and service manual 1 Sensor bus sup LO Warning Supply voltage sensor bus low Cause Indication of controller voltage reference fault Trouble Possible causes shooting e Defective 12 V power supply on main controller e Defective main controller e Short circuit on sensor Accompanied alarms e There may be sensor alarms AL 302 e AL 801 will be activated during FT or PTI test Trouble shooting 1 Check if there are other active sensor alarms Clear these alarms first using their trouble shooting
103. ault Alarm Cause Indication of problems with compressor or FC Trouble Possible causes shooting e FC operates at operating limits A36 e Insufficient cooling for the FC e Defective FC Accompanied alarms e AL 522 Trouble shooting 1 Verify that supply voltage is not too high 2 Check that the FC is mounted and tightened correctly to the compressor If the FC is mounted correctly it should not be possible to insert an air gap gauge between FC and compressor 3 Motor cable between FC and compressor may be jammed between FC and compressor Cooling of FC is insufficient If this alarm appears more than once Dismount FC and check motor cable before mounting the FC again Fasten bolts properly for better cooling If no FC replacement is available the unit can be rewired for emergency operation See Emergency Operation p 50 FC temperature exceeds 85 C 185 F or above 78 C 172 F for more than 15 min F a Controller C shut down action Alarm light Slow flash Unit stops and restarts when FC has cooled down Alarm will be marked as inactive in alarm list when reset by FC Alarm may then be deleted Log data Active Inactive Freq FC 114 of 227 pages BEN Operating and service manual 1 FC Inrush Fault Alarm Cause Indication of problems with supply voltage Trouble Possible causes shooting The FC has had too many restarts within short time A36 Manual activation of c
104. auses shooting Communication with RH sensor broken Defective RH sensor X10 cable is defective Main controller defective CO2 sensor defective for some models O2 sensor defective for some models Accompanied alarms e AL 302 or one or more AL 9XX may also be active Trouble shooting 1 Verify that cable RH com is mounted correctly and is not damaged according to wiring diagram inside the controller cabinet 2 Verify that plugs are properly connected 3 Verify that there are correct voltages 12 V DC between 1 and 4 on X10 or between 1 and 2 on X73 4 If model has CO2 and or O2 sensor see troubleshooting for AL 740 and or AL 760 in Operating and service manual Controlled Atmosphere 5 Measure with a multimeter that there is a small DC signal between 2 and 3 on X10 and between 2 and 3 on X75 a If there is no signal The main controller is defective and must be replaced b If there is signal The RH sensor is defective and must be replaced Criteria Communication with RH sensor not possible Dehumidification is overruled Controller SE Alarm light Slow flash Dehumidification is impossible and dehumidification will stop When sensor value becomes valid it is marked as inactive in alarm list and may then be deleted Log data 143 of 227 pages RH sensor com Warning RH sensor communication reduced Not yet implemented Cause Indication of defective RH sensor or lack of or improper co
105. ble 9 Q G 2 d EXE EE EE eo EE 12268700 1 1240370 os 215870 e 53044 225 2423151900 s 115 61300 s sese 702 082 30 ie 52451 zs 223639800 108 991 00 s 11420 00 72 201080 151 smos 230 206491900 ss 102 787 00 6 1092270 Ia 153 496 08 232 Luemazioo o 6 15 00 o 9572 00 vs u7si6o ise 456 76 237 129523900 va 72 095 00 s 840770 ea usezar 163 emos oes _ 120073200 72 6892700 7 805600 ss 1 530 28 165 40990 Io iuszasoo 7 65 198 00 9 272090 es 1 400 12 ez 299 08 246 _ eng else 1e 7401 70 oo were 160 38850 Ia 737 310 00 _ 60_ a70a7 00 19 6 014 20 99 1 216 23 ws sos 257 204 of 227 pages STARK LOO Operating and service manual Air exchange Sensor table Voltage m3 h There is an offset of 0 2 V due to mechanical design The air exchange must be properly calibrated before measuring V m3 h V m3 h V m3 h V m3 h hh feo wo is e ns s pe s ns fo iz fo ss Js ps s ss s fo fo ES woo ho fs hos ES 5 T 15 20 25 30 35 0 5 50 55 120 125 130 250 fis 255 fmo C 150 DE fico 120 125 130 135 140 3 150 155 160 165 170 75 2o fos so 15s i0 fo fo re has s am s 132 s Voltage Pressure Table Low pressure transmitter AKS Vcc 5 V Pressure is relative Voltage Pre
106. cated sealed Bearing size Drive end Non drive end Drive end Non drive end 6304 2Z C3 6201 2Z C3 6203 2CS C3 6304 2CS C3 Bearing lubricant Lubricant Kl berquiet BQH 72 102 or equivalent Temp range 40 C to 140 C 40 F to 284 F Condenser fan motor Grundfos dahlander motor ABB dahlander motor Enclosed non vented 0 30 0 08 KW at 460V 60 Ha Speed Dual speed Dual speed 1740 1460 rpm 60 50 Hz 1710 1420 rpm 60 50 Hz 870 730 rpm 60 50 Hz 830 690 rpm 60 50 Hz Permanently lubricated sealed Bearing size Drive end Non drive end Drive end Non drive end 6204 2Z C3 6201 2Z C3 6203 22 C3 6202 2Z C3 Bearing lubricant Lubricant Kl berquiet BQH 72 102 or equivalent Temp range 40 C to 140 C 40 F to 284 F Counter clockwise when viewed from shaft end 25 of 227 pages e ri ke OY Operating and service manual 1 Evaporator coil heaters 28 5 mm in stainless steel AISI 304 C 750 W each at 400 V 750 W 10 W Temperature sensors including USDA NTC 10 kOhm at 25 C 77 F 10K3A1 Operating temp 40 C to 100 C 40 F to 212 F Accuracy 0 15 C range 30 C to 100 C 0 5 F 22 F to 212 F Pressure transmitters Danfoss AKS 32R SAGInoMIYA NSK 0 32 BarE High pressure side 0 30 Bart High pressure 1 0 12 0 BarE Low and inter side mediate pressure side 0 69 9 8 BarE Low and intermediate pressure side Ratio metric pressure trans
107. companied alarms e AL 801 will be activated during FT or PTI test Trouble shooting 1 Check that connectors cables for the battery are not damaged If so replace the battery Criteria Battery voltage below warning limit for low battery voltage 11 V None Controller KD Alarm ight If main power is removed data logging may not be possible Alarm will be marked as inactive in alarm list when battery voltage reoccurs Alarm may then be deleted Log data RT m 163 of 227 pages Operating and service manual 1 912 Batter voltage HI Trouble Possible causes shooting e Battery defective e Battery cables defective Accompanied alarms e AL 801 will be activated during FT or PTI test Trouble shooting 1 Check that cables for the battery are not damaged and in contact with other voltages If so replace the battery Criteria Battery voltage above warning limit for high battery voltage 18 V None Controller n Log data TET Internal Voltage Reference Alarms 953 Tempref 1 LO Warning Controller Internal Voltage Reference Fault Cause Indication of controller internal voltage reference fault Trouble Possible causes shooting e Defective power supply for main controller e Defective sensor pulling power supply down e Defective main controller Accompanied alarms e There may be sensor alarms e AL 801 will be activated during FT or PTI test Trouble shoo
108. ctive replace main controller If the voltage is outside the range main controller is defective or another error might affect the voltage Check other alarms before replacing main controller Criteria Value above high alarm limit 10K Ohm Both evaporator fan motors are stopped Controller P PP action Alarm light Air circulation in container stops causing unit to stop When overheating ceases alarm will be marked as inactive in alarm list and may then be deleted Control is again released but fan motors will only be allowed to operate at low speed for the first 5 min If error does not reoccur problem will be considered solved and evaporator fan high speed is again released Log data 5 Acie madive honunt Prese 95 of 227 pages Operating and service manual 1 402 Mcond overheat Warning Condenser Motor Overheat Cause Indication of an overheated motor or a loose thermistor cable connection Trouble Possible causes shooting e Condenser motor defective e Cable for measuring condenser motor overheat defective e Main controller defective Accompanied alarms e N A Trouble shooting 1 Turn off unit See if the condenser fan can turn freely If it cannot turn replace the motor If the motor is hot it may be overloaded and jammed or defective If the cable for McondOH by inspection is defective if unable to repair cable replace it Disconnect the cable for Mcond on the main co
109. culation Check if condenser motor can rotate Watch fingers turn unit off first Check hot gas valve for leaking Let the compressor run in manual for some time Stop compressor and see if the suction pressure rises more than normal If valve is defective replace valve Criteria Tset unreachable within time limit None Controller action Alarm Night Slow fash If error is detected during PTI test PTI test will fail Alarm will be marked as inactive in alarm list when Tset is reached Alarm may then be deleted Log data Active Inactivwe o 127 of 227 pages c St he O Operating and service manual 1 In range fault Fatal Alarm Description Description In range fault Cause Indication of insufficient yield or defective controller Trouble Possible causes shooting Container doors are open or gasket defective Not enough refrigerant for the compressor Insufficient airflow though evaporator Insufficient airflow though condenser Defective hot gas valve leaking Accompanied alarms e Other alarms may be active Trouble shooting The unit will continue the cooling but the next steps could be checked anyway 1 If other alarms follow troubleshooting for these alarms 2 Check container doors and gaskets 3 Check if there is enough refrigerant in the unit Check if the evaporator is filled with ice or dirt blocking air circulation Check if evaporator motors can rotate Watch fingers tur
110. d Tsup 1 open Tsup 1 short eo eo kaltalt lta ltz CH KRI WI Nie L Warning 0 10 L Warning Ui Tsup 1 invalid Supply Air Temperature Sensor 1 Invalid Tsup 2 open Supply Air Temperature Sensor 2 Open Circuit Warning Tsup 2 short Supply Air Temperature Sensor 2 Short Circuit Warning Tsup 2 invalid Supply Air Temperature Sensor 2 Invalid Tusda 1 open USDA 1 Temperature Sensor Open Circuit Warning Warning Tusda 1 short USDA 1 Temperature Sensor Short Circuit Tusda 1 invalid USDA 1 Temperature Sensor Invalid 11 m Blelelelelelde Hio CH N Oj w o Jo Warning Warning 113 Tusda 2 short USDA 2 Temperature Sensor Short Circuit Tusda 2 open USDA 2 Temperature Sensor Open Circuit Tusda 2 invalid USDA 2 Temperature Sensor Invalid og og Log Log Log Warning Log Log Log og og Im o Tusda 3 open Tusda 3 short Tusda 3 invalid Teargo open Warning Co Warning Warning Ko m N eo Teargo invalid Tevap open Tevap short Tevap invalid Tuc open Suction Temperature Sensor Open Circut Warning Tsue short Suction Temperature Sensor Short Circuit Warning Tsuc invalid 27 Tamb open Ambient Temperature Sensor Open icut Warning 28 Tamb short Ambient Temperature Sensor Short Circuit Warning 129 Tamb invalid 2 Pressure transmitter alarms 200 Pdis open Compressor Discharge Pressure Transmitter Open Warning Circuit 201 Pdis short Compressor Discharge Pressure Trans
111. d Failure Warning Indication of defective keyboard Cause Keys on the keyboard pressed without user interaction Trouble Possible causes shooting e Defective keyboard defective user panel Accompanied alarms e AL 710 Trouble shooting 1 If any accompanied alarms are active handle these first 2 Exchange the keyboard 3 Exchange the user panel Criteria A key has been pressed for minimum 20 times during 1 hour Controller action armiom Menus can change automatically Elimination Solve issue with trouble shooting guidelines Log data 185 of 227 pages STARA LOO Operating and service manual 1 Calibration of air exchange sensor Air exchange sensor calibration 1 Close the fresh air cover plate 2 Inthe Service menu line F06 Air exchange calibration select START and press the Enter button 3 Calibration is done Sensor calibration using StarView USDA and Cargo temperature probe offset adjustment RUN en a D d t Tools Setup Device Help Ma ee Name alue Unit Description j B oi Container ID Testes 828 cpaineal 0 55 K USDA 1 sensor zero offset e USDA2Real K USDA2 sensor zero offset Sensor calibration CH Air Tusda2 70 00 YSDA3Real K USDA 3 sensor zero offset Unit configuration CargoReal K Cargo sensor zero offset Hz UR Tusda3 70 00 CalUs1 WEE K USDA 1 calibration value Software upload bh 7 C
112. d service manual Frequency Heater Current Motor Pressure Power Relative humidity Switch contact key Super heat Temperature 4 CH c A um uo zx x n x I Saturated suction tem perature Voltage Valve Ambient Battery lo a Condenser Compressor Discharge Economizer Evaporator Frequency converter Compressor motor Power Return Suction Supply I Actual 2 Input Overheat Output Requested Setpoint o cet 7 of 227 pages CUAL ean TARA LOG Operating and service manual General description The STARZ coot units models SCU 40 and SCI 40 are electric powered picture frames cooling and heating units operating on refrigerant R134a The unit is designed to maintain cargo temperatures in a range from 30 C 22 F to 30 C 86 F The unit is designed to operate in ambient temperatures from 30 C 22 F to 50 C 122 F The outer front frame is constructed of marine grade aluminium 5000 and 6000 series designed to serve adequately as the container end wall The rear bulkhead is made of food approved material The unit is designed to operate with satisfaction under sea going and environmental conditions as specified below Salt laden air sea spray and high humidity Rolling Amplitude of 309 each side period of 13 seconds Pitching Amplitude of 6 each side period of 8 seconds Permanent list 15 on each side Shock 2g horizontal and 5g vertic
113. de to detect abnormal situations possibly solve problems and report the problems The alarm types indicate for the operator how severe the problem is for the safety of the cargo Some problems are fluctuant where the problem may be fixed if the unit restarts Some of the alarms are only warnings but will restart the unit to try to solve the problem There is an individual time out period for the alarms A warning will not stop the unit permanently If a problem with warning type continues to be active over a period the problem seems to be of a more stable and therefore more severe character and another alarm is triggered with alarm type Alarm Yes Warning Yes No risk for the cargo Yes es The AAS Alarm Action System will substitute a missing or malfunctioning sensor with one of the other sensors and thereby try to keep the cargo safe and well as long as absolutely possible The substitution may lead to a deteriorated control precision especially in the freeze mode but the unit is not stopped fully until there are no further sensors to substitute with The unit may try to restart to see if the malfunctioning is fluctuant 43 of 227 pages ETIE eent TAA Och Operating and service manual 1 For example if there is no substitution for a sensor or the substitute sensor is also faulty alarm 611 Too many sensor err is raised and the specific sensor s are listed separately in the alarm list The alarm list can include a maximum of
114. defective or lack of ambient temperature sensor Trouble Possible causes shooting e Temperature sensor Tamb or its cable defective e X24 and X25 cable is defective e Main controller defective Accompanied alarms e AL 129 Trouble shooting 1 Same trouble shooting is to be used for Tamb as used for Tret in AL 100 Criteria Value below low alarm limit 60 C 76 F Replacement by new value from AAS system Controller action Alarm light No consequence as to control When sensor value becomes valid it is marked as inactive in the alarm list and may then be deleted Log data 128 Tamb short Warning Ambient Temperature Sensor Short Circuit Cause Indication of short circuited ambient temperature sensor Trouble Possible causes shooting e Temperature sensor Tamb or its cable defective e X24 and X25 cable is defective e Main controller defective Accompanied alarms e AL 129 Trouble shooting 1 Same trouble shooting is to be used for Tamb as used for Tret in AL 101 Criteria Value above high alarm limit 140 C 284 F Replacement by new value from AAS system Controller p y y n Consequence wg consequence as to No consequence as to control When sensor value becomes valid it is marked as inactive in the alarm list and may then be deleted Log data RE x gem Active Inactive Hohlmt Prset 83 of 227 pages Operating and service manual 1 129 Tamb invalid Ambie
115. detected now If phases still can t be detected replace the power module PCB The main controller is defective Replace main controller Criteria User has manually selected phase direction Use the selected phase direction Controller P action Alarm light Slow flash User controls the rotation direction of the motors Elimination When switched to automatic the alarm is marked as inactive and can be deleted Log data Active Inactive Manual phase dir CW CCW 136 of 227 pages BEN Operating and service manual 1 Blown Fuse for fan motors and heaters Cause Indication of blown fuse Trouble Possible causes shooting e A 10A fuse is blown e Unit has used too much power e There is a short circuit in the power cables used in the unit Accompanied alarms e There may be other alarms Trouble shooting 1 Check the defective fuse in the control cabinet Replace a defective fuse but only once If it blows again there is a short circuit 2 Remove short circuits in the power supply or cables before applying power again Supply voltages U1 2 U2 3 U1 3 are OK Power consumption too high The average current of the 2 highest currents is more than the double of the lowest current of I1 I2 or I3 Not checked during defrost The evaporator motors must run FC will soon trip with error 516 and stop compressor Controller P P P action Alarm light Deteriorated control precision and capacity When cu
116. directly on the motor Do not disconnect the other cable connection which is connected directly in the motor cover Remove the 4 x M6 bolts that hold the evaporator motor bracket incl motor and fan Then the evaporator motor bracket with motor and fan can slide right through the inspection opening of the unit by dragging it towards yourself Replace the defective parts and reinstall the evaporator fan module Prior to mounting the motor cover check the sealing for any damages If damaged the sealing must be replaced Replacement Condenser motor and fan Note Turn off main power supply for unit before replacing condenser motor and fan Remove the condenser grill and disconnect the power supply to the motor by removing the motor cover and unscrew the earth wire which is placed directly on the motor Do not disconnect the other cable connection which is connected directly in the motor cover Replace the defective parts and reinstall the parts Prior to mounting the motor cover check the sealing for any damages if damaged the sealing must be replaced 188 of 227 pages otras amar STARA ron Operating and service manual Replacement of evaporator Position Description Back plate unit The replacing of evaporator is done in the following steps SOUL ET E Evacuate refrigerant as described in this manual see Evacuation of ref
117. dis remove the connector at Pdis f U Pdis is now inside the above range the Pdis pressure transmitter is defective Replace the Pdis pressure transmitter If U Pdis is still outside the above range proceed to next step While displaying U Pdis disconnect Pdis from the terminals according to wiring schematics inside in the control cabinet If U Pdis is now inside the above range the cable for Pdis is defective Replace cable for Pdis If the correct voltage is measured at X22 then circuit is defective Replace the main controller Criteria Reference voltage Pdis below 5 50 V DC None Controller action gU us p Wem mm Less accurate readings from measurement Alarm will be marked as inactive in alarm list when supply voltage is correct Alarm may then be deleted Log data 2 Active Inactive Low limit High limit Actual value A D channel 166 of 227 pages cCTAE un TTAR OQ Operating and service manual 1 962 Pdis sens sup HI Warning Controller Internal Voltage Reference Fault Cause Indication of controller internal voltage reference fault Trouble Possible causes shooting e Defective power supply for main controller e Defective main controller Accompanied alarms e There may be sensor alarms especially AL 203 e AL 801 will be activated during FT or PTI test Trouble shooting 1 See Trouble shooting AL 961 Criteria Reference voltage Pdis above
118. e b If the resistance matches the resistance and temperature Tables p 201 the temperature sensor and cable are OK Measure the voltage over the connector for Tusda1 It should be between 3 2 and 3 4 V DC a Ifthe voltage is inside the above range connect sensor again Measure the voltage over the sensor and check voltage temperature according to table in Tables p 201 b If the voltage is outside the above range the main controller is defective or other sensors may be defective and pulling the voltage down Check other alarms and Trouble shooting for Star Cool main controller p 56 before replacing main controller Value is above high alarm limit 140 C 284 F and the sensor reading has been in the valid area since power up None Controller dei Alarm light Consequence May be incomplete USDA data logging If activated Cold Treatment CT it will be affected nudum e When sensor value becomes valid it is marked inactive in the alarm list and may then be deleted Log data s EE Active Inactive High timit Present i 71 of 227 pages CTAEMR enn TTAR e Cn Operating and service manual 111 Tusda 1 invalid USDA 1 Temperature Sensor Invalid Indication of defective supply air temperature sensor or its measuring circuitry or sensor not mounted correctly in unit Trouble Possible causes shooting e Active alarms AL 110 AL 109 or AL 901 e Temperature sensor reading is out of valid range 60 C 76
119. e Function Manual setting of expansion valve opening Note that value is only accepted if control is in the manual mode menu item M01 is MANUAL and compressor is not running Value Set from 0 to 100 MO7 Setting of hot gas valve o Function Manual setting of hot gas valve opening Note that value is only accepted if control is in the manual mode menu item MO1 is MANUAL Value Set from 0 to 100 MOS Setting of economizer valve o i Economizer valve Function Manual setting of economizer valve opening Note that value is only accepted if control is in the manual mode menu item MO1 is MANUAL Value Set from 0 to 100 Datalog view LO1 Viewing log of temperatures Temperatures Function Viewing of logged temperatures Value The following temperatures can be viewed Setpoint temperature supply air temperature return air temperature relative humidity air exchange m3 hour USDA 1 2 3 temperatures and cargo temperature When entering the menu the newest logged temperatures are always shown Press to toggle between stored set of temperatures Setpoint temperature supply air tem perature return air temperature relative humidity air exchange and the other set of tempera tures USDA 1 2 3 temperatures and cargo temperature 45 of 227 pages zT 1 Es de i el al DH Operating and service manual 1 To move one page up press a or down press uU to list the previous or nex
120. e Inactive Freq FC 117 of 227 pages ETILA weien TTAR e Cn Operating and service manual 522 FChightemp jLog FC Overtemperature Warning Cause Indication of problems with compressor or FC Trouble Possible causes shooting W36 e FC operates at operating limits e Insufficient cooling for the FC e Defective FC Accompanied alarms e None Trouble shooting 1 Verify that supply voltage is not too high 2 Check that the FC is mounted and tightened correctly to the compressor If the FC is mounted correctly it should not be possible to insert an air gap gauge between FC and compressor 3 Motor cable between FC and compressor may be jammed between FC and compressor Cooling of FC is insufficient If this alarm appears more than once Dismount FC and check motor cable before mounting the FC again Fasten bolts properly for better cooling If no FC replacement is available the unit can be rewired for emergency operation See Emergency Operation p 50 Criteria FC temperature has exceeded warning limit 78 C None Controller action Alarm light If not solved this problem can cause FC to stop due to alarm 517 Log data Active Inactive Freq FC 118 of 227 pages BEN Operating and service manual 1 523 EC phase loss Warning FC Phase Loss Fault Warning Cause Indication of defective FC or missing phase Trouble Possible causes shooting W36 e One or more phas
121. e becomes valid it is marked as inactive in alarm list and may then be deleted Value must be valid for 120 sec to set alarm inactive Log data Active Inactivwe II TI 89 of 227 pages e ET ke O Operating and service manual 1 303 AirEx No connection Warning Air Exchange Sensor Short Circuit Cause Indication of a loose connection defective or lack of air exchange sensor Trouble Possible causes shooting AirEx is out of calibration Air exchange sensor AirEx or cable defective X23 cable is defective Main controller defective Accompanied alarms e AL 305 Trouble shooting 1 If the cable by inspection is defective replace cable 2 Calibrate AirEx see Calibration of air exchange sensor p 186 If the value shown in controller is wrong or alarm still active then disconnect the cable for AirEx on the main controller according to the wiring schematics inside the control cabinet and from the AirEx sensor Mount the cable for AirEx in controller cabinet and on the sensor Disconnect signal wire on main controller Measure voltage between wire and GND on the main controller If the voltage is over 4 0 V DC sensor or connection between sensor and cable is defective If the voltage is between 0 2 V DC and 4 0 V DC continue to 4 Mount signal wire Measure voltage between SIGNAL and GND If the voltage is between 0 2 V DC and 4 0 V DC and this alarm is still active continue to 5 Check contro
122. e fuses are protecting the unit No phase direction Fatal Alarm Description Description Phase direction not detectable Phases may be lacking or there may be extremely high noise in one or more phases in the detection moment Trouble Possible causes shooting e The unit is supplied with an unstable voltage e The power frequency is out of specified range e Defective Power module PCB Accompanied alarms e AL 424 may also be active Trouble shooting 1 Check if voltage on all 3 phases is within specified range 2 Verify that power frequency is within specified range 3 Check replace power module PCB 4 If 1 to 6 are OK then replace the main controller or set the correct phase direction on the Configuration menu FO5 to clockwise or counterclockwise Criteria Impossible to detect phase sequence in power supply Controller breaks supply Controller pies nee PSH oe te SRE Quick flash Consequence Unit unt stop Alarm will be marked as inactive in alarm list when phase sequence can be established Alarm may then be deleted Log data Active Inactive No of CW_ No of ccw min no ok 102 of 227 pages Operating and service manual 1 424 Power frequency Phase frequency error Cause Indication of error on StarCool unit power supply Trouble Possible causes shooting e The unit is supplied with an unstable voltage e The power frequency is out of specified range
123. e supply cables to motor Trouble Possible causes shooting e Evaporator motor jammed or defective e Evaporator motor cables defective e Bad connection in plug e Evaporator motor cables wired wrong in controller cabinet Accompanied alarms e N A Trouble shooting 1 Check the evaporator motor fans can rotate freely Turn off power first Replace motor s or make it turn freely again 2 Check evaporator motor cables for damages 3 Check that the evaporator motor cables are mounted correct Evaporator fan motors have exceeded current limit at high speed 50 Hz 1 8 1 9 Amp 60 Hz 2 6 2 1 Amp None Controller action Alarm light slow fash Test failed Elimination Alarm may then be deleted after test completed Log data 812 Mevap current OFF Alarm Evaporator Motor Off Current Fault Cause Indication of defective motor contactor or contactor driver circuitry Trouble Possible causes shooting e Defective evaporator motor contactor e Defective contactor driver circuit Accompanied alarms e N A Trouble shooting 1 Check the evaporator motor contactor for defects Replace the contactor 2 Check that the evaporator motor cables are mounted correctly Criteria Evaporator fan motors have exceeded off current limit Controller action Alarm light Slow flash Test failed Elimination Alarm may then be deleted after test completed Log data 147 of 227 pages CUTAESE enn
124. e transmitter Ak 205 Voltage Pressure Table Low pressure transmitter NSkKI Hmmm nemen nennen 206 Voltage Pressure Table High pressure transmitter AKS sssssssesseen mene eene enne nennen 207 4 of 227 pages STARA UO ar Operating and service manual Voltage Pressure Table High pressure transmitter NSkKI teeter eee erent nen e arene nena enna eee 208 Temperature Sensor Voltage Tables siivin prne ee n a RAEE V OE Na aani 209 Pressure Temperature table for R134a E 210 Tightening ele UE 211 Controller Unit Illustration EES EENHEETEN ENEE GEESS 212 Star Cool Unit installation dimensions esee eh inh see enne enis enne rns nnn nn nnn 221 du TD Dla e Le LEE 223 Overall Wiring Schematic timete neret imh ose tesa vitae Fi tesa sas aetna Ur NER NR SEMESTER Kr REI MR E Kad is 225 Overall wiring schematics optional 226 5 of 227 pages c St d n Operating and service manual Legend Shortname Name iac Discharge Pressure Power used by Frequency Converter Phase Direction Suction Pressure Power Total Pre Trip Inspection Pre Trip Inspection Short Power Relative Humidity Humidity Set point Remote Monitoring Modem power line communication Superheat Thermo Valve High pressure switch Superheat Requested Calculated Evaporator Temperature Tact Actual Temperature Ambient Temperature Temperature U12 U13 U23 3 6 of 227 pages zT 1 E ZI ar Operating an
125. ear these alarms first using their trouble shooting 2 Future possibility Access the special menu by pressing Ki for more than 3 sec Scroll down until you see the label SUP6 SPM6 in the display The value of U SUP6 SPM6 should be in the range between 10 and 14 V DC While displaying U SUP6 SPM6 remove the connector at X10 If U SUP6 SPM6 is inside the correct range at X11 pin 1 and 4 the display and or power module is defective Test with another display and or power module If U SUP6 SPM6 is still outside the above range proceed to next step While displaying U SUP6 SPM6 disconnect RH at X10 and measure voltage If not in range SMC6 may be defective or have insufficient supply at X1 If in range check SUP6 at X80 and SPM6 at X41 Criteria Internal power supply below 10 V DC None Controller us x Wem mm Less accurate readings from measurements Log data P mm Active Inactive High limit Actual value A D channel 179 of 227 pages Operating and service manual 1 Internal sup HI Warning 12 V supply voltage high on SMC6 Cause Indication of controller internal voltage reference fault Trouble Possible causes shooting e Defective 12 V power supply e Defective main controller e Short circuit between 24 V DC and 12 V DC Accompanied alarms e There may be other alarms AL 971 and AL 973 e AL 801 will be activated during FT or PTI test Trouble shoo
126. ecomes valid it is marked as inactive in the alarm list and may then be deleted Value must be valid for 60 sec to set alarm inactive Log data Active inactive II TI 69 of 227 pages CUTAESAE Denn TTAR e Cn Operating and service manual 109 Tusda 1 open Warning USDA 1 Temperature Sensor Open Circuit Cause Indication of loose connection defective or lack of USDA 1 temperature sensor Trouble Possible causes shooting e Temperature sensor Tusda1 or its cable defective e X24 and X25 cable is defective e Defective plug inside or cable on the unit backside e Main controller defective Accompanied alarms e N A Trouble shooting 1 Disconnect the sensor cable for sensor Tusda1 from the connector on the main controller according to the wiring schematics inside in the control cabinet 2 Measure the resistance between the two wires a If the resistance is more than 1 5 MQ the cable or the plug on the backside of the unit or the sensor is defective Check plug before replacing the sensor and cable b If the resistance matches the resistance and temperature in Tables p 201 the temperature sensor and cable are OK Measure the voltage over the connector for Tusda1 It should be between 3 2 and 3 4 V DC a If the voltage is inside the above range connect sensor again Measure the voltage over the sensor and check voltage temperature according to Tables p 201 b If the voltage is outside the
127. ed as inactive in the alarm list and may then be deleted Value must be valid for 60 sec to set alarm inactive Log data A Adiv Iacive LI II 74 of 227 pages Operating and service manual 1 115 Tusda3 open Warning USDA 3 Temperature Sensor Open Circuit Cause Indication of loose connection defective or lack of USDA 3 temperature sensor Trouble Possible causes shooting e Temperature sensor Tusda3 or its cable defective e X22 X23 X24 and X25 cable is defective e Defective plug inside or cable on the unit backside e Main controller defective Accompanied alarms e N A Trouble shooting 1 Same trouble shooting is to be used for Tusda3 as used for Tusdal in AL 109 Value below low alarm limit 609C 76 F and the sensor reading has been in the valid area since power up None Controller pida Alarm light Consequence May be incomplete USDA data logging If activated Cold Treatment CT it will be affected When sensor value becomes valid it is marked as inactive in the alarm list and may then be deleted Log data 116 Tusda 3 short Warning USDA 3 Temperature Sensor Short Circuit Cause Indication of short circuited USDA 3 temperature sensor Trouble Possible causes shooting Temperature sensor Tusda3 or its cable defective X24 and X25 cable is defective Defective plug inside or cable on the unit backside Main controller defective Accompanied alarms e N A Trouble shoo
128. een Ground and Output Main controller defective Accompanied alarms e AL 204 or AL 205 or AL 207 may also be active Trouble shooting Disconnect the cable for Psuc on the main controller according to the wiring schematics inside the control cabinet and from the suction pressure transmitter 1 Check that the connector is mounted correctly according to the drawing for pressure transmitter AKS or NSK respectively The earth stud must be on the opposite side of the cable AKS 1 Supply GROUND 3 Qutput tt 2 Ground TAS L7 SUPPLY VOLTAGE di 00395 ENV i 024 0 TYP 1 OUTPUT Figure for AKS Figure for NSK Figure for AKS Figure for NSK Check the cable measure the resistance in the cable If the cable is defective replace cable Mount the cable for Psuc in controller cabinet and on the transmitter Disconnect signal wire on main controller Measure voltage between wire and GND on main controller AKS If voltage is below 0 5 V DC transmitter or connection between transmitter and cable is defective If voltage is between 0 5 V DC and 4 5 V DC continue to 4 NSK If voltage is below 0 37 V DC transmitter or connection between transmitter and cable is defective If voltage is between 0 37 V DC and 4 0 V DC continue to 4 Mount signal wire Measure voltage between SIGNAL and GND AKS If voltage is between 0 5 V DC and 4 5 V DC and this alarm is still active replace main controller
129. eleted Log data EE ar Active Inactive High limit Voltage A D Channel U2 3 over voltage Fatal Alarm Description Description U2 3 over voltage Cause Indication of error in container supply voltage between phases 2 and 3 e For trouble shooting see AL 414 n Criteria Value above top alarm limit 525 Volt Controller breaks supply after 60 sec After 30 sec the unit restarts with a normal Controller startup procedure action EE eet e Alarm light Consequence Unit Unitstops o Alarm will be marked as inactive if another phase voltage measuring is below limit It may then be deleted Log data i E Active Inactive High limit Voltage A D Channel 98 of 227 pages Operating and service manual U1 3 over voltage Fatal Alarm Description Description U1 3 over voltage Cause Indication of error in container supply voltage between phases 1 and 3 gause For trouble shooting see AL 414 Geen Criteria Value above top alarm limit 525 Volt Controller breaks supply after 60 sec After 30 sec the unit restarts with a normal Controller as procedure action a mmm Sms Alarm light Quick flash Consequence TT l Unit stop Alarm will be marked as inactive if another phase voltage measuring is below limit It may then be deleted Log data m NS Active Inactive High limit Voltage A D Channel U1 2 under voltage Warning U1 2 under voltage Cause
130. en suction service valve fully 7 Check the service gauge manifold should be in slight vacuum 8 Close all valves and stop the recovery unit Evacuation done Note refer to operating and service manuals for the recovery equipment Service valve economizer pos 14 Liquid charging valve pos 11 194 of 227 pages ra m mnm tA LCO Operating and service manual 1 Compressor pump down operation Pump down of the compressor is done by the following procedure 1 Connect a service gauge manifold to the two evacuation points pos 6 and 27 P amp I dia gram on the compressor 2 Connect a recovery unit to the gauge manifold a Connect a recycling bottle to the recovery unit b Use a scale underneath the bottle for measuring the amount of recycled refrigerant 3 Close the suction service valve and economizer suction service valve pos 26 and 30 P amp I diagram 4 Close the discharge service valve pos 5 P amp I diagram approx 4 turns 5 Run the compressor in manual operation on 50 Hz as described in Manual operation sec tion 6 Observe the LP indication Until a vacuum of 0 5 Bar E 7 3 Psi has been reached Suction pressure indicator x 8 DIC 08 8 8 2 7 Turn of the compressor 8 Close the discharge service valve pos 5 P amp I diagram a The evacuation points pos 6 and 27 P amp I diagram are open when the service valves pos 5 and 26 P amp I diagram a
131. ensor fault Trouble Possible causes shooting e Defective power supply for main controller e Defective main controller Accompanied alarms e AL 801 will be activated during FT or PTI test Trouble shooting 1 Check if there are other active sensor alarms Clear these alarms first using their trouble shooting 2 Check voltage level of 24 V DC and 5 V signals to see if power supply has an open circuit or other damages If voltages are OK the main controller is defective Replace main controller Criteria Internal temperature sensor above 70 C 158 F Controller Minis tog x Alarm Alarm light Consequence Log data Em m Active Inactive High limit Actual value A D channel The measured temperature is internal on the main controller and cannot be measured 181 of 227 pages e ri zk nt Operating and service manual 1 Powermeas calibrat Warning Powermeas calibration not possible Cause Voltage difference between powermeas and frequency converter too large Trouble Possible causes shooting e Defective powermeas e Defective frequency converter Accompanied alarms e AL 414 415 416 417 418 419 424 425 426 427 428 and 429 Trouble shooting 1 If there are other active alarms check these first Clear these alarms first using their trouble shooting 2 Measure the actual phase phase voltages and check with the values in the display If they are withi
132. ers and motors for short circuits and damages 4 Measure the actual current and compare with the value in the display If the measurement differs the power module PCB may be defective Replace or bypass power module PCB by pressing Ki selecting configuration then phase direction and then cw If condenser fan rotates in the wrong direction choose ccw This action is to be performed at every unit start up Criteria Value above upper alarm limit 20 Amp None Controller action us p om emn Log data Active Inactive NEM High limit A D Channel This alarm is used for service purposes The fuses are protecting the unit 421 IG over current Cause Indication of short circuit in electric installations of Star Cool unit Trouble See trouble shooting for AL 420 shooting Criteria Value above upper alarm limit 20 Amp None Controller Log data Active Inactive HERES High limit A D Channel This alarm is used for service purposes The fuses are protecting the unit 101 of 227 pages Operating and service manual 1 422 I3 over current I3 Over current Cause Indication of short circuit in electric installations of Star Cool unit CTE See trouble shooting for AL 420 shooting Criteria Value above upper alarm limit 20 Amp emer vote Controller action us x Nem Log data EE Active Inactive fF High limit A D Channel This alarm is used for service purposes Th
133. es pos 16 and 18 P amp I diagram 5 Open the discharge stopvalve of the service gauge manifold 6 Carefully open the hand valve of the pressurized gas bottle until the two gauges of the ser vice gauge manifold show a pressure of 12 BarE Close the discharge stopvalve of the service gauge manifold Do a leakage detection as described in this manual Leave the unit pressurized for minimum 2 hours If the pressure gauges still show 12 BarE after 2 hours the unit is without any leakages 10 Ifthe pressure gauges are below 12 BarE perform a leakage detection as described in this manual ON 196 of 227 pages ota n Operating and service manual 1 11 Disconnect the pressurized gas bottle 12 Open the discharge stopvalve on the service gauge manifold to release the pressure from the unit 13 Do a pump down of unit as described in this manual 14 Charge the unit as described in this manual Charging of refrigerant Charging of an empty unit The power to the unit must be off The charging of an empty unit is done by weight by the following procedure 1 Pump down unit as described in this manual 2 Open Discharge service valve complete pos 5 P amp I diagram 3 Close HP valve on the service gauge manifold 4 Connect HP service gauge manifold to the Liquid charging valve pos 11 P amp I diagram 5 Close Service valve economizer pos 14 P amp I diagram 6 With installed service gauge manifo
134. es are not applied to the FC e Unstable power supply generator e Defective FC Accompanied alarms e AL 417 AL 418 AL 419 AL 516 may be active Trouble shooting 1 Verify that voltage levels are the same for all 3 phases difference in voltage below 14 V AC 2 Supply unit with correct power voltage according to specification 3 Replace the FC If no FC replacement is available the unit can be rewired for emergency operation FC cannot maintain DC filter voltage above warning is more than 70 V DC peak to peak too much ripple in DC voltage None Controller tion e Alarm light If not solved this problem can cause FC to stop due to alarm 516 Warning will be marked as inactive in alarm list when reset by FC Alarm may then be deleted Log data Active Inactive Freq FC 119 of 227 pages e ri ke OY Operating and service manual 1 FC Current Limit Fault Warning Cause Indication of problems with compressor Error may be seen during pull down Trouble Possible causes shooting A12 e The compressor motor draws too much current e Defective FC Accompanied alarms e One or more AL 5XX may also be active Check these alarms also before replacing anything Trouble shooting 1 The compressor motor draws too much current from the FC The motor may be jammed or defective 2 Turn off unit and wait 10 min before turning the unit on again 4 If the compressor cannot run or runs very shortly
135. et active Trouble shooting 1 The unit uses cooling refrigerant R134a and it is very difficult to operate at temperatures above specification The unit needs cooler surroundings better ventilation or water cooling 2 Ifthe pressure rises very quickly after start of the compressor check that the valve after the compressor discharge side is not closed or only partially open Make sure valve is fully open 3 Check that there are no damages to the pipes after the compressor Repair if they are damaged and check cooling liquid level R134a 4 Check that there are no alarm for the condenser fan motor AL 402 AL 426 and that the fan is rotating and that the condenser is not blocked for airflow 5 If condenser is blocked clean the condenser to secure any residues is removed Disconnect the cable for high pressure switch on the main controller according to the wiring schematics inside the control cabinet 6 Measure the voltage between the two connectors for the high pressure switch on the connector PCB If the voltage is below 15 V AC replace the main controller 7 Check the cable measure the resistance in the cable If the cable is defective replace cable and high pressure switch 8 Mount the cable for the high pressure switch again If this alarm is still active on the display replace the main controller 9 Look in display to see if pressure transmitter is according to settings see Configuration p 47 F08 and s
136. et controller according to transmitter 10 If pressure transmitter type is correct perform troubleshooting for AL 203 Pressure is above high pressure switch safety limit Cut out 22 5 Bart 0 7 Bar 326 3 psi 10 2 psi Cut in 15 9 BarE 0 7 Bar 230 6 psi 10 2 psi Frequency controller is stopped and unit stops Controller S y PP P Ve Alarm light Unit restarts after 5 min When sensor value becomes valid it is marked as inactive in alarm list and may then be deleted Value must be valid for 60 sec to set alarm inactive Log data 5 s Active Inactive Pais 6sec 0 Psuc 6sec FCtemp 93 of 227 pages c St he r Operating and service manual 1 Power Alarms AL 4XX 400 Mevap 1 overheat Warning Evaporator Motor 1 Overheat Cause Indication of an overheated motor or a loose thermistor cable connection Trouble Possible causes shooting Evaporator motor 1 defective Cable for measuring evaporator motor 1 overheat defective Main controller defective Damage on cable for Mevap 1 Accompanied alarms e N A Trouble shooting 1 Turn off unit Open inspection hatch and see if the evaporator fan can turn freely If it cannot turn remove ice or replace the motor If the motor is hot it may be overloaded and jammed or defective If the cable for Mevap1 by inspection is defective if unable to repair cable replace it Disconnect the wires for Mevap1 on the main controller accordi
137. f 227 pages CTIA enun D TAKE LOO Operating and service manual 1 Extended Log Type 2 N oO a gt E co o a o oO o c oO 42 x lu Header can be retrieved by Refcon Logman StarView and can be viewed in Refcon LogView and StarView Extended Log Type 1 can only be retrieved by Logman and StarView and shown in LogView and StarView Extended Log Type 2 can only be retrieved by StarView and viewed in StarView StarView is the unique program designed for communication with a Star cool unit through a serial connection to a PC Alarm Action System AAS This function defines what to do if a sensor is defect The strategy is to substitute the missing sensors reading with the value from another sensor a constant so that the unit can maintain its functionality with reduced precision Temperature control Chill mode Defect sensor s Substitution sensor Action Alarm SERIES Hsupi Tsup2 and Tret Tact Tevap constat Freeze mode Defective sensor s Substitution sensor Action Alarm Tret Lat Tevap constant o Tret Tevap and Tsupt Tact Tsup2 constant xx No more available sensors for substitution Expansion valve control Defective sensor s Substitution sensor Action Alarm OS Emergency injection 611 Too many sensor err Emergency injection 611 Too many sensor err 19 of 227 pages TERA eent d CO Operating and service
138. fective Main controller defective Accompanied alarms _ e AL 720 AL 721 and AL 9XX may also be active Trouble shooting 1 Verify that cable COM is mounted correctly and is not damaged according to wiring diagram inside the controller cabinet 2 Verify that there are correct voltages 12 V DC on wire 1 3 Measure with a multimeter that there is a small DC signal on the wires 2 and 3 connector PCB for cable COM a If there is no signal The main controller is defective Replace the main controller b If there is signal The display is defective and must be replaced If there is no display permanent replacement available a substitution display can be used for setting values and evaluate the unit s status Criteria Communication via the display is not possible None unit can perform normally without displa Controller B x pray action Alarm light not working When sensor value becomes valid it is marked as inactive in alarm list and may then be deleted Log data i Acive Imactive O 0 o Errorcode 140 of 227 pages BEN Operating and service manual 1 Display com Seen in Star View Warning Reduced communication with display Not yet implemented Cause Indication of defective display lack of or improper connection Trouble Possible causes shooting Communication with display broken Defective display X11 cable is defective Main controller defective Accompanied
139. ff cycle of evaporator heating element Pulse Wide Modulation Value Shown as a percent value on during runtime Cycle duration is 50 sec 39 of 227 pages Ly 7 1 Es de ei 0 a DH Operating and service manual Operation Parameter Setting DN By pressing O the operation menu is selected The O icon is displayed Use the arrow keys and to navigate and the Enter key EI to select Operation menu includes the following parameters O01 Setpoint Setpoint Function The function is used for changing the setpoint Change the value to the desired value and press the enter button for 3 seconds to acknowl 0O02 QUEST optional Function AUTO OFF Value FTT Airflow mode Airflow mode Function Setting the control modes NORMAL or ECONOMY mode If NORMAL mode is selected In chill mode the fans run at high speed In frozen mode the fans run at low speed The evaporator fans switch to use low speed whenever a The setpoint is more than gt 0 C 32 F b The air exchange is closed c Dehumidification is off If ECONOMY mode is selected Evaporator fans run at constant low speed The operator switches manually to economy mode Value Function set to NORMAL ECONOMY Default is NORMAL 0O04 Reference relative humidity setting Function Setting of reference relative humidity Note that container relative humidity is only reducible Value Shown as Off or a percent value Value can be set to Off or val
140. g in frozen mode The emergency procedure for a unit with a defective controller running in frozen mode is as fol lows 1 Dismount the frequency converter and connect the compressor directly to the power supply Use the contactor in the controller as a main switch for the compressor 2 Connect the evaporator fans in low speed and the condenser fan in high speed directly to the power supply 3 Mount permanent magnet on the electronical expansion valve pos 18 P amp I diagram 4 Install a service gauge manifold on the unit to the two evacuation points pos 6 amp 27 P amp I diagram Close the stop valve pos 14 P amp I diagram Energize the fans and the compressor Carefully open the stopvalve pos 14 P amp I diagram observing the pressure readings on the service gauge manifold as this is done 8 Fora setpoint temperature of 20 C 4 0 F a suction pressure of 24 C 11 2 F is to be maintained In general the suction pressure temperature is to be 5 C 7 F below the set point temperature In general the discharge pressure temperature is to be 10 C 18 F above ambient temperature 9 If there is ice building up on the compressor it indicates that there is coming to much liquid back from the evaporator Close the stopvalve pos 14 P amp I diagram slightly NOW 50 of 227 pages STARK LOO Operating and service manual External interfaces The Star Cool controller can be accessed
141. ges CH y 4 u 5 ed d Operating and service manual _ 428 Voltage freq U f ratio high Alarm Bad power supply voltage regulation out of order Cause Power generator adjusted to too high voltage Trouble Possible causes shooting e Failure in generator voltage control Accompanied alarms e AL 429 Trouble shooting 1 Find a better supply 2 If no AL 429 watch the unit more often LEN Umean is more than gt 145 5 9 frequency Umean U1 2 U2 3 U1 3 3 None Controller ie Se BEER Slow flash Consequence None Alarm will be marked as inactive in alarm list when proper supply is established Alarm may then be deleted Log data Voltage freq U f ratio Fatal alarm Description Description Bad power supply Cause See AL 427 and AL 428 Trouble Possible causes shooting e See AL 427 and AL 428 Accompanied alarms e AL 427 and AL 428 Trouble shooting 1 See AL 427 and AL 428 Lower limit Umean is less than 90 5 0 frequency Upper limit Umean is more than gt 160 6 0 frequency Umean U1 2 U2 3 U1 3 3 All contacts are released Controller iid Alarm light Quick flash All fans forced into Low Speed Alarm will be marked as inactive in alarm list when proper supply is established Alarm may then be deleted Log data NetFreq 105 of 227 pages g Le cane Operating and service manual 1 430 _ Cpr connection
142. ges STAPH en e Operating and service manual 1 Function Reserved for future use Value I19 Discharge pressure Discharge press Function Shows current discharge pressure for compressor Value Shown in units of Bar or Psi relative to atmosphere pressure Switch by pressing C at C pres sure is shown in BarE at F in Psi I20 Expansion valve o Expansion valve Function Shows current percentage of expansion valve opening Pulse Wide Modulation Value Shown as a percent value I21 Evaporator superheat Evap superheat Function Shows current superheat of expansion valve Tsuc TO SH Value Shown in temperature scale C or F Switch by pressing C Value is only user changeable with system in the service mode I22 Compressor frequency Compressor freq Function Shows current compressor frequency Value Shown in units of Hz I23 Power frequency Power frequenc Function Shows current power net frequency Value Shown in units of Hz I24 Current consumption phase 1 Current phase 1 Function Shows actual current consumption on phase 1 for the unit excluding the compressor Value Shown in units of ampere I25 Current consumption phase 2 Current phase 2 Function Shows actual current consumption on phase 2 for the unit excluding the compressor Value Shown in units of ampere I26 Current consumption phase 3 Current phase 3 Function Shows actual current consump
143. h dirt and blocking air circulation Check if evaporator motors can rotate Watch fingers turn unit off first Check if condenser motor can rotate Watch fingers turn unit off first criteria JU USDA measured temperatures are no longer in range None Controller gu te SEMEN Quick flash Consequence Already passed treatment time will be reset passed treatment time will be reset Alarm will be marked as inactive in alarm list when in range is reached or CT is aborted and alarm may then be deleted Log data 7 Active Inactive CT duration CT remain days 135 of 227 pages CTAEMLR enn TTAR e Cn Operating and service manual 1 630 Manual phase dir Warning Manually Selected Phase Direction Cause Indication of insufficient yield or defective controller Trouble Possible causes shooting e The user has selected a manual phase direction Accompanied alarms e AL 423 should have been active before using manual phase direction has been used Trouble shooting 1 The quality of the power frequency is so poor that the user must decide phase direction Apply valid power supply to the unit Ensure condenser fan is running the right direction if no better power supply is available There is a failure in the power wiring for the unit Check that there are 3 valid phases for the unit There is a fault in the phase direction detection circuit Turn unit off and on again and see if the phase can be
144. ha ss RR REIR ERRARE EE EE ERR ERER 196 Charging geg DI EE 197 Charging of an empLy Ubi sia cck 2 iene sitse ca eege ee Ae ees E Bd RRE ENEE es 197 Charging of nit low on Cb tg egene eege age eet sire od mend rea niim a ANEREN Ri are ain ege FR Ie EE 197 Leakage detection iiiiiiiistee enira i ter Ip RR E UC S PAR URSR RER SR A RR I RIRRRRPRNRARRRRRRABRRRRG RR ES E ERR S SR da AR ARRR 198 inBoplojcolg SPPer ERR 198 Drying ITT 199 Replacing of drying filter reno gege See xe EEGEN REENEN RES 199 Sonic P E ERREEEUU A 199 CHECK OF OIMEVESl eL 199 Charging OF UNENEE 200 Draining of oil from COMPFESSOF 2er suas nasus aie rein uinum khen i mui nai KR HE died EEEE vale ERR REGEM E QR FIR FEE Ya nu ka a dumis 200 enitiinPTEE EUEWMIMRMA TUPM 201 RELICTAM E ORA 201 DDatalog descriptiOn 2 eres ers UsReie c jen PA EM Y RENE I ERUPIR Ui NU NM A ERPRSN AI MEDI KPE ELSE PQerP MM TEN HP DA RUPEE P cR REA 201 Temperature Sensor C Resistance Table roteuiiie see egage e gint agp T MR E Rd NAE RR MN NEMPE EUER EAS QN RE 203 Temperature Sensor F Resistance Table sekek NNN SEN KN ENNEN ENER NENNEN ENER RENE she russa RENE tua rusos eade rua seen 204 Air exchange Sensor table Voltage m h ek SREENNNERR RER ENEE ERE RER nessa sees sese ERR sua sake se gases ra ka rene dann nna 205 Voltage Pressure Table Low pressur
145. hen be deleted Log data Realtime invalid Real time Clock Unavailable Cause Real time clock battery defective Trouble Possible causes shooting e Real time clock battery defective Accompanied alarms e AL 801 will be activated during FT or PTI test Trouble shooting 1 Real time clock battery defective Replace main controller Criteria Invalid reply from real time clock Controller action Alarmlight Slow fash Invalid date time setting in datalog Elimination Check replace real time clock battery Set time Alarm may then be deleted Log data z 162 of 227 pages STAR HE zc Operating and service manual 1 910 Main power failure Cause Indication of insufficient supply voltage Trouble Possible causes shooting e Unstable or insufficient power supply Accompanied alarms e N A Trouble shooting 1 Supply unit with power according to specification Criteria Supply voltage below warning limit Controller tries safe close down If power reappears system restarts and triggers this action Hos x wem x Mm All contractors released unit stops Display and main controller remains active Elimination Unit starts when correct power is available Log data 911 Battery voltage LO Warning Low Battery Voltage Cause Indication of defective battery Trouble Possible causes shooting e Battery defective or used e Battery cables defective Ac
146. humidification is turned off or humidity set point below 65 Otherwise high speed Economy The fans run at a constant low speed Exception Tret gt Tsup 8 C 14 F then high speed until Tret gt Tsup 3 C 5 F is reached Economy mode is switched on by the operator Defrost Function Defrost function ensures regular evaporator defrosting The function is active in automatic mode The defrost function has 4 modes Wait Initialize Execute Terminate 13 of 227 pages ETIDA en PUAN He CO Operating and service manual 1 Wait In the wait mode the time is refreshed for the next defrost provided that the following conditions are satisfied Compressor is running TO is less than TOmin Wait mode termination can be due to Calculated ice amount in the evaporator is above critical level Demand defrost Defrosting action initiated manually Manual defrost initiation Initialize Wait until condenser temperature is above 50 C 122 F however no more than 300 sec Execute In this mode the actual evaporator defrosting takes place A Defrost start event is made in the trip log Cooling system termination results in compressor initiation only ramp up mode is executed Evaporator fan is stopped Evaporator heating elements are turned on Compressor runs at a constant frequency at 83 of full speed Expansion valve control is deactivated Hot gas valve is used to heat the evaporator from the inside with the h
147. ice gauge manifold is lower then HP then Open the HP valve on the service gauge manifold allowing refrigerant to enter into the system 8 Charge max 0 5 kg 1 Lbs if there is a need for more Check and repair the leak first 9 Close the refrigerant bottle valve 10 Close the service gauge manifold valves and remove them 11 Open the Service valve economizer pos 14 P amp I diagram 12 Run the unit h and check the R134a level in the receiver 13 Make sure to install all valve caps again Caution Do not overcharge the unit Leakage detection Leakage detection is done under pressure test as described in this manual While the unit is pressurized it is possible to check all soldered and screwed joints of the piping system This is done with a leakage detection agent or with a solution with high foam building soap The agent or water soap solution is sprayed upon the joints If there is a leakage bubbling foam will occur This leakage detection test can also be done while the unit is running charged with refrigerant by means of a refrigerant detector or soap solution Leakage detection is also done during pump down of unit or compressor as described in this manual Fan motors In order to prevent a single wire from getting caught between Ground screw and junction box cover a cable tie collecting all wires except ground wire needs to be placed in the center of the junction box Furthermore is insulation tape applied on t
148. ight Consequence When sensor value becomes valid it is marked as inactive in alarm list and may then be deleted Value must be valid for 60 sec to set alarm inactive Log data Adiv Iacive O do In TI 250 Press sensor type Alarm Saved FC ID controller does not match the current FC ID Controller or FC has been replaced requires manually setting of pressure transmitter NSK ASK Trouble Possible causes shooting e Wrong settings NSK AKS e Pressure transmitter or high pressure switch defective Accompanied alarms e AL 207 AL 611 and or AL 845 Trouble shooting 1 Manually select the type of pressure transmitters in the configuration on menu F07 and FO8 2 If AL 845 is accompanied see trouble shooting for AL 845 The saved Frecuency Converter ID does not match the new Frecuency Converter ID in the controller Replacement by new value from AAS system Controller P y y n EE Le Alarm light Consequence The unit will continue The unit will continue operation with AAS veluer with AAS value The operator has to manually select the type of pressure transmitters in the configuration on menu F07 and F08 Log data F Active Inactive LP Type HP Type 88 of 227 pages po STARK LOO Operating and service manual Other Sensor Alarms AL 3XX 302 RH invalid Log Relative Humidity Sensor Invalid Cause Indication of defective relative humidity sensor or
149. ion of defective compressor discharge pressure transmitter or its measuring circuitry Trouble Possible causes shooting Connector for high pressure transmitter Pdis not correctly mounted High pressure transmitter Pdis defective Cable for high pressure transmitter Pdis defective X22 and cable is defective Main controller defective Accompanied alarms e AL 200 AL 201 or AL 202 may also be active Trouble shooting See Trouble shooting for AL 202 Value below alarm limit 0 1 BarE 2 Psi or above 30 31 9 BarE 435 462 Psi Value invalid for 30 sec for alarm activation Replacement by new value from AAS system Controller P y y pue Alarm light Consequence When transmitter value becomes valid it is marked as inactive in alarm list and may then be deleted Value must be valid for 60 sec to set alarm inactive Log data Active Inactive LI TI 204 Psucopen see AL 206 205 Psuc short see AL 206 86 of 227 pages Operating and service manual Compressor Suction Pressure Transmitter Open or Short Circuit Indication of loose connection short circuited defective or complete lack of compressor suction pressure transmitter Trouble Possible causes shooting Connector for suction pressure transmitter Psuc disconnected or not correctly mounted Suction pressure transmitter Psuc defective Cable for suction pressure transmitter Psuc defective X22 and cable is defective Shortage betw
150. iously in this manual 202 of 227 pages ETI AE O Operating and service manual i d EEE Sensor C Resistance Table 9 eC Ie C Q C Q C 9 FN Geen ze 138 322 00 2s 13 602 60 18 231520 62 5702 mex pe eese a CES ECC 262798100 se 12268700 24 12 493 70 20 215670 64 53944 ID 2263980 Les 10890100 2 11 420 00 22 201080 se 51006 rmo EE 96 974 00 e 10449 90 24 187600 ss as25s uz eeng 63 91 525 00 ss 10000 00 zs iss eo sess fus usszessoo 60 7712100 as 877700 s iex 72 ese us Fs2s a65 00 5s 5238000 s 6 53010 ss 129784 79 35905 us 770 880 00 s 9 663 00 8 626610 36 1 256 7 so 240 79 i2 66782800 EE s 577370 38 1077s ez asz 326 57 718 00 e 20149 50 4 532490 40 2049s es forsas fize 504 230 00 26 3618280 2 bass a2 rosso ss 29082 io Loan 24 32 650 00 o banal Iess es Lem i2 Lossen a3 31 030 20 fi 30590 le Ian ss 27003 fia 393 712 00 also usa as mex foo formio Ia 294 193 00 38 24 172 70 baal sues fos Ia 9 25830700 3e 21 993 70 s 333860 52 763 79 ss 23408 Ia 242 195 00 3s 20 005 20 Jo szsso ss ess 97 22850 e EELER EE 1o 309790 se nz Jos 223 08 e 233 219 00 3 1807360 u 298540 55 Iess ss meo fi Desen zs isomzo 1s 248710 60 sosss ioa isss7 fre 203 of 227 pages de D Operating and service manual Lil aisle Sensor F Resistance Ta
151. is defective Replace main controller Criteria Reference voltage 1 above 3 29 V DC None action CE x Wm Wem Temperature measurement to low Alarm will be marked as inactive in alarm list when supply voltage is correct Alarm may then be deleted Parm 1 Parm 5 Log data E Active Inactive High limit Actual value A D channel The measured voltage is internal on the main controller and cannot easily be measured 955 Temp ref 2 LO See AL 953 Warning The measured voltage is internal on the main controller and cannot easily be measured 956 Temp ref 2 HI See AL 954 165 of 227 pages e ET ke O Operating and service manual 1 961 Pdis sens sup LO Warning Controller Internal Voltage Reference Fault Cause Indication of controller internal voltage reference fault Trouble Possible causes shooting e Defective power supply for main controller e Defective Pdis pressure transmitter e Defective main controller Accompanied alarms e There may be sensor alarms especially AL 203 e AL 801 will be activated during FT or PTI test Trouble shooting 1 Check if there are other active sensor alarms Clear these alarms first using their trouble shooting 2 Access the special menu by pressing Ki for more than 3 sec Scroll down until you see the label U Pdis in the display The value of U Pdis should be in the range between 4 50 V and 5 5 V DC While displaying U P
152. is cancelled and the previous param eter value is shown again Temperature Setting Temperature set point adjustment is made from the operating menu By pressing CH or y the set point is adjusted 0 1 C 0 1 F and the set point digits are highlight ed in inverse writing If the key is held the set point will automatically be incremented by 0 1 C 0 1 F until the key is no longer held After approximately 3 sec the set point will be incremented by 1 C 1 F Upon reaching desired temperature press and hold for 3 seconds The set point will be accepted and shown in normal writing again During inverse writing the new temperature set point is erasable by pressing GI and the previous set point is shown again CON If the keys o or are not pressed for 5 sec current setting will be cancelled and previous set point shown again Wake up Mode When no main power is present the controller is switched off The controller includes a battery for Star Cool operation when no external voltage supply is present For battery saving in this situation controller will turn itself off upon disappearance of external voltage supply By pressing controller is enabled and controller operation will be possible In case of no key board activities for 30 sec controller will be turned off again Controller may be manually turned off in this mode by pressing again Contrast adjustment of the display Press and hold while p
153. is done with maxi mum cooling capacity available RH De humidification humidity set point Values Off 50 95 Off means the controller maintains as high humidity as possible at all other values the controller will use the humidity set point to maintain de humidification De humidification is active immediately when the step starts including under temperature ramps If the duration hours is set to OFF or it is the last step the program is terminated After this the unit continues with the temperature set as last step in the MTS The Multiple Temperature Set points program stops automatically if the unit has been powered off for more than 48 hours or if the user stops the program or if PTI or Cold Treatment is initiated Cold Treatment program CT BOL Duration of treatment BO5 CT Status H Loading cargo I l L LI L H Pull down to Cold Treatment treatment Ramp up temp passed a 0 1 C hour O01 set point B01 Cold Treatment gt B03 Cold Treatment Cold Treatment done or failed pi eee eS Start cold treatment at 1 or 2 Cold Treatment can only be started when all Tusda sensors are in function If one or more Tusda sensors fail under the Cold Treatment period the treatment temperature is kept as set point for the whole trip When Cold Treatment is done without any sensor failure CT 41 of 227 pages STAR COOL Operating and service manual pass i
154. ist when supply voltage is correct Alarm may then be deleted Log data e mmm mm Active Inactive High limit Actual value A D channel 965 Controller sup LO Warning Controller Internal Voltage Reference Fault Cause Indication of controller internal voltage reference fault Trouble Possible causes shooting e Defective power supply for main controller e Defective main controller Accompanied alarms e There may be sensor alarms especially AL 1XX and AL 2XX e AL 801 will be activated during FT or PTI test Trouble shooting 1 Check if there are other active sensor alarms Clear these alarms first using their trouble shooting 2 The main controller is defective Replace the main controller Criteria Reference voltage below 4 50 V DC None Controller action us p Wem mm Less accurate readings from measurement from sensors X22 and X23 Alarm will be marked as inactive in alarm list when supply voltage is correct Alarm may then be deleted Log data x nm FERE Active Inactive High limit Actual value A D channel 169 of 227 pages g Le cane Operating and service manual 1 966 Controller sup HI Warning Controller Internal Voltage Reference Fault Cause Indication of controller internal voltage reference fault Trouble Possible causes shooting e Defective power supply for main controller e Defective main controller Accompanied alarms e There ma
155. ive Inactive High limit Present i 63 of 227 pages c St he O Operating and service manual 1 101 Tret short Warning Return Air Temperature Sensor Short Circuit Cause Indication of short circuited return air temperature sensor Trouble Possible causes shooting e Temperature sensor Tret or its cable defective e X24 and X25 cable is defective e Main controller defective Accompanied alarms e AL 102 Trouble shooting 1 Disconnect the sensor cable for sensor Tret from the connector on the main controller according to the wiring schematics inside in the control cabinet 2 Measure the resistance between the two wires a If the resistance is less than lt 230 Q the cable or the sensor is defective replace sensor cable b If the resistance matches the resistance and temperature in Tables p 201 the temperature sensor and cable are OK Measure the voltage over the connector for Tret it should be between 3 2 and 3 4 V DC a If the voltage is inside the above range connect sensor again Measure the voltage over the sensor and check voltage temperature Tables p 201 b If the voltage is outside the above range the main controller is defective or other sensors may be defective and pulling the voltage down Check other alarms and Trouble shooting for Star Cool main controller p 56 before replacing main controller Criteria Value above high alarm limit 140 C 284 F
156. l 1 1426 Frequency too high Alarm Power Frequency Too High Alarm Cause Power generator adjusted to too high frequency Trouble Possible causes shooting e The power frequency is out of specified range Accompanied alarms e AL 423 or AL 425 may also be active Trouble shooting 1 Adjust the frequency of the power generator to a lower frequency 2 Verify that power frequency is within specified range 3 Apply correct voltage to the unit Criteria Power frequency above 66 Hz for 5 min or above 70 Hz Mcond Mevapi and Mevap2 fan motors forced to low speed Controller p i action Alarm light Reduced capacity of unit Elimination Power frequency within range again Log data Voltage freq U f ratio low Alarm Bad power supply over loaded under supplied Cause Power generator adjusted to too high frequency compared to supply voltage Trouble Possible causes shooting e Overload of power supply e Bad connection in plug Accompanied alarms e 429 Trouble shooting 1 Find better cable and or plug 2 Find failure in the supply system 3 If no AL 429 watch the unit more often HH EE Umean is less than 105 5 1 frequency Umean U1 2 U2 3 U1 3 3 None Controller SE LX BENIN Slow flash Consequence None Alarm will be marked as inactive in alarm list when proper supply is established Alarm may then be deleted Log data 104 of 227 pa
157. larm comes again If there is no FC replacement available the unit can be rewired for emergency operation See Emergency Operation p 50 Clean condenser Criteria FC overloaded Current above 38 Amp for approx 1 sec FC shut Controller SIE tion mi pte CMM Alarm light Slow flash Consequence Unit Unit stop Alarm will be marked as inactive in alarm list when reset by FC Alarm may then be deleted Log data x Active Inactive Freq FC FC Compressor Motor Over temperature Cause Indication of defective compressor or lack of oil Trouble This alarm is not used at the moment shooting A11 Criteria Over temperature in compressor motor FC shut d Controller ue SE sees El imemdan ses riim RENE Slow flash Consequence Unit Unit stop Alarm will be marked as inactive in alarm list when reset by FC Alarm may then be deleted Log data x Active Inactive Freq FC 110 of 227 pages Operating and service manual 1 513 EC overload Alarm FC Overload Alarm Cause Indication of problems with compressor Trouble Possible causes shooting A9 e The FC cannot deliver enough power to the compressor e Insufficient cooling for the FC e Defective FC Accompanied alarms e AL 522 or AL 525 may also be active and should be checked first Trouble shooting At very high ambient temperatures and very low setpoint temperatures the FC may get too hot to generate enough power
158. ld and operate the unit as normal ON 195 of 227 pages oT ek ean TTAR He CO Operating and service manual 1 Pump down of unit Main power supply to unit shall be switched off during pump down of unit Pump down of unit is done by the following procedure 1 Connect a service gauge manifold to the evacuation points pos 6 and 27 P amp I diagram on the compressor 2 Connect a recovery unit to the gauge manifold 2a Connect a recycling bottle to the recovery unit 2b Use a scale underneath the bottle for measuring the amount of recycled refrigerant 3 Close 4 turns only service valves pos 5 and 26 P amp I diagram Pos 30 still full open 4 Replace the electrical coils with permanent magnet on pos 16 and 18 P amp I diagram 5 Check that the Recovery unit is set for Vapor recovery 6 Open both service gauge manifold valves LP HP 7 Start and operate the recovery unit as long as necessary to evacuate desired amount of refrigerant from the unit until there is no pressure left slight vacuum 8 Close the service gauge manifold LP HP valves 9 Connect a Vacuum pump and start 10 Open the service gauge manifold LP HP valves 11 Continue vacuum pumping for at least 2 hours 12 Switch off the vacuum pump and close all service gauge manifold valves 13 Observe the vacuum for minimum 0 5 hour 14 If the vacuum is maintained then the unit can be charged as described in this manual 15 Ifthe vacuum is
159. ld to the evacuation points LP on pos 27 and HP on Liquid charging valve pos 11 P amp I diagram 7 Place a refrigerant bottle on a scale for weighing Record the weight of the refrigerant bottle 8 Connect manifold service hose to refrigerant bottle and purge as needed 9 Set refrigerant bottle for liquid charging and open refrigerant bottle hand valve 10 Check that service valve pos 26 are fully open and 1 turn closed for service manifold gauge reading keep the manifold gauge LP valve closed 11 Open the HP valve on the service gauge manifold slowly only allowing liquid R134a to pass 12 Observe the scale and close the hand valve located on the refrigerant bottle when the cor rect amount of refrigerant has been charged The refrigerant charge of the unit is 4 5 kg R134a 8a To speed up the charging time it is recommended to start up the unit in manual mode with a compressor speed not more than 20 Hz until finishing charging 13 Open Service valve economizer pos 14 P amp I diagram 14 Close the valves on the service gauge manifold 15 Open all the service valves full on the compressor pos 5 26 and 30 P amp I diagram 16 Remove all tools again 17 Make sure to install all valve cap s again 18 Operate the unit as normal Note If the correct amount of refrigerant is not charged by this rocedure follow the procedure described in charging of unit ow on charge in this manual Charging of
160. le See trouble shooting for AL 417 shooting Criteria Value below low alarm limit 335 Volt Controller breaks supply after 60 sec After 30 sec the unit restarts with a normal Controller startup procedure action Alarm light Consequence Unit stops Alarm will be marked as inactive if another phase voltage measuring is above limit It may then be deleted Log data r e me em Active Inactive High limit Voltage A D Channel 419 U1 3 under voltage Warning U1 3 under voltage Cause Indication of error in container supply voltage between phases 1 and 3 Trouble See trouble shooting for AL 417 shooting Criteria Value below low alarm limit 335 Volt Controller breaks supply after 60 sec After 30 sec the unit restarts with a normal Controller startup procedure action Alarm light Alarm will be marked as inactive if another phase voltage measuring is above limit It may then be deleted Log data Active Inactive High limit Voltage A D Channel 100 of 227 pages STARK LOOL Operating and service manual 1 420 I1over current Cause Indication of short circuit in electric installations of Star Cool unit Trouble Possible causes shooting e The unit is using too much power on one phase e Defective Power module PCB Accompanied alarms e N A Trouble shooting 1 The voltage may have been too low for too long 2 Check power cables for short circuits and damages 3 Check cables for heat
161. le defective Defective plug inside or cable on the unit backside e Main controller defective Accompanied alarms e N A Trouble shooting 1 Same trouble shooting to be used for Tusda2 as used for Tusdal in AL 109 Value above high alarm limit 140 C 284 F and the sensor reading has been in the valid area since power up None Controller ti Ten Alarm light Consequence May be incomplete USDA data logging If activated Cold Treatment CT it will be affected When sensor value becomes valid it is marked as inactive in the alarm list and may then be deleted Log data 113 Tusda 2 short Warning USDA 2 Temperature Sensor Short Circuit Cause Indication of short circuited USDA 2 temperature sensor Trouble Possible causes shooting Temperature sensor Tusda2 or its cable defective X24 and X25 cable is defective Defective plug inside or cable on the unit backside Main controller defective Accompanied alarms e N A Trouble shooting 1 Same trouble shooting is to be used for Tusda2 as for Tusdal in AL 110 Value above high alarm limit 140 C 284 F and the sensor reading has been in the valid area since power up None Controller n Consequence May be incomplete USDA data logging If activated Cold Treatment CT it will be affected When sensor value becomes valid it is marked as inactive in the alarm list and may then be deleted Log data em Active Inactive High timit
162. ller Measure voltage between wire and GND on the main controller If the voltage is below 0 2 V DC sensor or connection between sensor and cable is defective If the voltage is between 0 0 V DC and 4 0 V DC continue to 4 Mount signal wire Measure voltage between SIGNAL and GND If the voltage is between 0 2 V DC and 4 0 V DC and this alarm is still active continue to 5 Check controller see Trouble shooting for Star Cool main controller p 56 before replacing main controller Value above alarm limit 225 m3 hour Value below alarm limit O m3 hour Controller oe Alarm light Consequence When sensor value becomes valid it is marked as inactive in alarm list and may then be deleted Value must be valid for 60 sec to set alarm inactive Log data Adiv Iactive II Ir 92 of 227 pages Operating and service manual 1 306 High press switch Warning High pressure switch is active Cause Discharge pressure is too high and the high pressure switch off Trouble Possible causes shooting e High pressure due to Ambient temperature is over spec limit 50 C 122 F Manual valve after compressor closed HP pipe damaged Condenser fan motor is not running Condenser blocked High pressure switch or cable is defective Wrong pressure transmitter in relation to controller settings Pressure transmitter defective X15 cable is defective Main controller defective Accompanied alarms e AL 604 may be or g
163. ller see Trouble shooting for Star Cool main controller p 56 before replacing main controller Criteria Value above alarm limit 225 m3 hour None Controller SE GE Alarm light Consequence Eeer eer When sensor value becomes valid it is marked as inactive in alarm list and may then be deleted Log data TE Active Inactive High limit Present CS 90 of 227 pages EORR STARK LOO Operating and service manual 1 Air Exchange Sensor Short Circuit Not implemented yet Cause Indication of short circuited air exchange sensor Trouble Possible causes shooting AirEx is out of calibration Air exchange sensor AirEx or cable defective X23 cable is defective Main controller defective Accompanied alarms e AL 305 Trouble shooting 1 Ifthe cable by inspection is defective replace cable 2 Calibrate AirEx see Calibration of air exchange sensor p 186 If the value shown in controller is wrong or alarm still active then disconnect the cable for AirEx on the main controller according to the wiring schematics inside the control cabinet and from the AirEx sensor Mount the cable for AirEx in controller cabinet and on the sensor Disconnect signal wire on main controller Measure voltage between wire and GND on the main controller If the voltage is below 0 2 V DC sensor or connection between sensor and cable is defective If the voltage is between 0 2 V DC and 4 0 V DC continue to 4 M
164. main controller e Defective main controller Accompanied alarms e There may be sensor alarms AL 3XX e AL 801 will be activated during FT or PTI test Trouble shooting 1 Check if there are other active sensor alarms Clear these alarms first using their trouble shooting 2 Check voltage level of 24 V DC and 5 V signals to see if power supply has an open circuit or other damages If the correct voltage is measured at X23 then circuit is defective Replace main controller Criteria Reference voltage motor pos above 5 50 V DC None Controller E sees eege ENT eee Alarm light Consequence Less accurate Less accurate readings from measurement from measurement Alarm will be marked as inactive in alarm list when supply voltage is correct Alarm may then be deleted Log data Active Inactive High limit Actual value A D channel 172 of 227 pages Operating and service manual 1 969 AirEx sens sup LO Warning Controller Internal Voltage Reference Fault Cause Indication of controller internal voltage reference fault Trouble Possible causes shooting e Defective power supply for main controller e Defective sensor pulling power supply down e Defective main controller Accompanied alarms e There may be sensor alarms AL 3XX e AL 801 will be activated during FT or PTI test Trouble shooting 1 Check if there are other active sensor alarms Clear these alarms first
165. maining 3 terminals see below figure In the configuration menu FO3 FC TYPE the parameter NONE is selected Unit will then run in the on off mode with deteriorated temperature controlling performance The connection for the FC is shown on below drawings Compressor Normal Connection seni lt sos gt cos Fc type DAN Top m Frequency Converter Ww Q 1 2 M 3 Power cable from CONTROLLER BOX v x CH AL Yellow Green z 11A K e e 21GND S x Communication cable from Bottom H 3 B CONTROLLER BOX Compressor Frequency Converter Bypass Top Menu S05 lt F03 gt FC type None 4 7 pu D GC 4 2 w G E 3 Power cable from Y ES CONTROLLER BOX co Yellow Green Iv x I UA Zz LI Isolated p 2 GND ends Communication cable from W J 3 B CONTROLLER BOX Bottom Controller defective If the controller of the unit is malfunctioning or defective and no replacement is available the unit can be run in a emergency mode with deteriorated temperature controlling performance This operation is only recommended for cargo being transported in frozen mode setpoint below 10 C 14 F If the cargo is transported in chilled mode it is recommended that the defective controller is replaced with one from a unit operatin
166. manual 1 Condenser fan control Defective sensor s Substitution sensor Action Alarm OS Start up Condenser fan speed slow Chill Freeze mode Condenser fan speed depends on ambient temperature Tamb Tinternal p Tret Tevap and Tsup1 Tact Tsup2 constant Po Tamb and Tinternal mim o Dehumidification control If dehumidification is active Defective sensor s Substitution sensor Action Alarm OS Stop dehumidification 614 Humidity deactivated Defrost control Defective sensor s Substitution sensor Action Alarm Heap me E TEE ane Psuc TO and Tevap Only electrical defrosting TO constant Tsuc Only electrical defrosting TO constant Tamb and Tinternal Always electrical defrosting Electrical control Following graphical illustration shows the accepted volt Hz range and the set off values for the alarms AL 414 Fatal Alarm AL 415 Fatal Alarm AL 416 Fatal Alarm AL 417 AL 418 AL 419 AL 427 AL 428 and AL 429 Fatal Alarm based on the table below Volt max voltage AL414 AL415 AL416 600 4 alarm U f AL428 max U f AL429 500 4 400 1 300 1 alarm U f AL427 min U f AL429 200 4 min voltage ALA17 AL418 AL419 100 4 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 Hz 20 of 227 pages c St she ZO Operating and service manual 1 Frequency AL417 AL4
167. mitter with sealed gauge measur ing principle 4 in female flare connection with deflator Miscellaneous Tin plated electrical wires Tin plated cables 2 pieces of incorporated hinges 2 pieces of removable evaporator hatches Bolts screws and nuts in stainless steel Single viper peripheral seal Front frame is painted with polyester powder colour Ral 9003 Fresh air exchange is measured and logged in m3 h definition 5 m3 h User Interface Indicator lights Alarm indicator light In range indicator light Alarm In range SLOW FLASH if there are active NORMAL FLASH when controlling alarms temperature probe is inside the QUICK FLASH if there are fatal e E acceptable range Constant ON after 30 min in range alarms Red Green Both lights only active when the container is connected to a power supply line During power up both lights are shortly illuminated to verify their function A Slow flash is a short flash every 3 sec A Quick flash is a flash every 1 sec A NORMAL FLASH is a flash every 1 sec 26 of 227 pages a mb mnm tA LCO Operating and service manual Display Setpoint temperature C Setpoint control D Control sensor temperature Secondary information a UNS OINT gt CT SUPPLY CH Icons H e m B pop 8 88888888888888888888 8 2 Suction pressure Status text CrF unit Discharge pressure N scale bar Ji K T A Ne scale
168. mitter Short Warning Circuit 202 Pdis fault Compressor Discharge Pressure Transmitter Open or Warning Short Circuit 03 Pdis invalid Compressor Discharge Pressure Transmitter Invalid Log 0 Psuc open Compressor Suction Pressure Transmitter Open Circuit Warning Psuc short Compressor Suction Pressure Transmitter Short Circuit Warning 206 Psuc fault Indication of loose connection short circuited defec Warning tive or complete lack of compressor suction pressure transmitter 07 Psuc invalid Compressor Suction Pressure Transmitter Invalid Log 250 Press sensor type Wrong Suction Pressure Transmitter Alarm Warning Warning mele Nie m N LA Tcargo short Cargo Temperature Sensor Short Circuit ejeje N N o ou Co Tretopen Tret short Tret invalid Tsup topen Tsup 1 short Tsup 1 invalid Tsup20pen Tsup 2short Tsup 2 invalid Tusda topen Tusdaishort Tusda i invalid Tusda 2 open Tusda 2 short 114 Tusda2 invalid 115 Tusda3 open Tusda 3 short Tusda 3 invalid Tcargo open Tcargo short Tcargo invalid Tevapopen Tevap short Tevap invalid fTsucopen sue start Tsucinvalid amb open Tamb short amb invalid N O NIN uje 8 57 of 227 pages pee r WI 4 d 2 d Operating and service manual 3 Ot 302 303 F oO o oO 2 o o 5 wn RH invalid
169. more than 3 sec Scroll down until you see the label U Motor pos in the display The value of U Motor pos should be in the range between 4 50 and 5 5 V DC While displaying U Motor pos remove the connector at AirEx potentiometer If U Motor pos is now inside the correct above range 4 50 5 50 V DC the motor potentiometer is defective Replace the AirMotor If U Motor pos is still outside the above range proceed to next step While displaying U Motor pos disconnect AirMotor from the terminals according to wiring schematics inside in the control cabinet f U AirEx is now inside the above range the cable for AirMotor is defective Mount connector correctly or replace connector cable for AirMotor If the correct voltage is measured at X23 then circuit is defective Replace the main controller Criteria Reference voltage AirMotor below 4 50 V DC None Controller action tog x Wem mm Less accurate readings from measurement Alarm will be marked as inactive in alarm list when supply voltage is correct Alarm may then be deleted Log data g Active Inactive Low limit High limit Actual value A D channel 171 of 227 pages TTAR K Ot Operating and service manual 1 AirExMot sup HI Warning Controller Internal Voltage Reference Fault Cause Indication of controller internal voltage reference fault Trouble Possible causes shooting e Defective power supply for
170. n 30 V AC proceed to step 3 3 Set the in manual mode Press and hold service key Go to page 6 Frequency converter and check the Udc value Take this value and divide it with 1 4142 and compare the result with the actual phase phase voltage If the voltage is not within 20 V AC replace the FC Difference between FC Udc voltage and voltage measurements from the power module PCB is too large Udc 1 4142 U1 2 U1 3 and U2 3 within 50 V AC Use old calibration value Controller Elimination Solve the issue according to Trouble Shooting guidelines and power cycle the controller URS 182 of 227 pages STARK LOOL Operating and service manual 1 Software test ver Warning Cause Indication of Software test version loading into controller Trouble Possible causes shooting e Test sw in the main controller Accompanied alarms e AL 801 will be activated during FT or PTI test Trouble shooting 1 There is a wrong sw version test software in the main controller Update the software in the controller to the latest version 2 If updated software is not accepted by the PCB replace PCB None Controller action Alarm light Consequence Elimination Replace software Log data 990 Firmware update fail Alarm Failed to activate firmware Cause Hardware or operation miss match Trouble Possible causes shooting e Operating software is not compatible with hardware SUP6 SMC6 SPM6 Acc
171. n T13 80 Compressor F03 FC type T14 90 FT status F04 FC ID T15 105 T set 13 C F05 Phase detection T16 100 T set 5 C F06 AirEx calibration T17 110 T set 0 C F07 Low pres type T18 111 Hold 0 c F08 High pres type T19 120 T set 18 C F09 Main PCB T20 130 Defrost F10 Model code T21 140 PTI status 31 of 227 pages Won Operating and service manual 1 General Operation The following text is a general description of operating menus and editing parameters By pressing a menu key the menu is selected and its icon is illuminated The lower part of the display shows parameter number parameter value and a short information text in English After 30 sec with no keyboard activities the display returns to the main display menu By press ing the display returns to the previous menu level in the menu structure If one of the other menu keys is pressed menu selection changes By pressing the CH and V keys the individual parameters are scroll able D For parameter change press and the parameter is highlighted in inverse writing By pressing CH and v keys parameter values are changeable When desired value is set press e to accept value and parameter is shown in normal writing again As long as the parameter value is shown in inverse writing setting is erasable by pressing GI and the previous parameter value is shown again CA If the keys CH V or are not pressed for 5 sec setting
172. n main controller e Defective main controller e Short circuit between 24 V DC and 12 V DC Accompanied alarms e There may be sensor alarms AL 3XX e AL 801 will be activated during FT or PTI test Trouble shooting 1 Check if there are other active sensor alarms Clear these alarms first using their trouble shooting 2 Check voltage level of 24 V DC and 12 V signals to see if power supply has an short circuit or other damages If the correct voltage is measured at X10 then circuit is defective Replace main controller Criteria Reference voltage sensor bus above 14 V DC None Controller Hs p Wem mi Less accurate readings from measurement and damage to sensors Alarm will be marked as inactive in alarm list when supply voltage is correct Alarm may then be deleted Log data E E Active Inactive High limit Actual value A D channel 176 of 227 pages Operating and service manual 1 SUP6 SPM6 sup LO Warning Supply voltage SUP6 SPM6 low Cause Indication of controller voltage reference fault Trouble Possible causes shooting e Defective 12 V power supply to SUP6 or SMP6 e Defective main controller e Short circuit on SUP6 SPM6 Accompanied alarms e There may be sensor alarms AL 302 e AL 801 will be activated during FT or PTI test Trouble shooting 1 Check if there are other active sensor alarms AL 971 and or AL 972 Clear these alarms first using their trouble shooting
173. n unit off first 4 Check if the condenser is filled with dirt and blocking air circulation Check if condenser motor can rotate Watch fingers turn unit off first Check hot gas valve for leaking Let the compressor run in manual for some time Stop compressor and see if the suction pressure rises more than normal If valve is defective replace valve Temperature no longer in range Has been in range for minimum 30 min and after that in out range for more than 4 consecutive hours None Controller action 3 Alarm light Quick flash If error is detected during PTI test PTI test will fail Alarm will be marked as inactive in alarm list when in range is reached and alarm may then be deleted Log data 128 of 227 pages c St k LOR Operating and service manual 1 High press trouble Fatal Alarm High Pressure Switch is active Hot gas valve expansion valve and economizer valves are all closed and compressor is running Trouble Possible causes shooting e Repeated high pressure alarms Accompanied alarms e AL 306 Trouble shooting 1 See and clear error for alarm AL 306 Criteria AL 306 has been active 3 times within 30 min Control not possible Controller P action Alarm Tight Quick lash Alarm 604 will be marked as inactive in alarm list when alarm 306 disappears After 30 min restart delay unit starts again and alarm may then be deleted Log data Active Inactive EE 6
174. ndenser Motor Low Speed Current Fault Alarm 816 Condenser Motor High Speed Current Fault Alarm Alarm Alarm Alarm Alarm Alarm Alarm Alarm Alarm Alarm Alarm Alarm Alarm Alarm Alarm Condenser Motor Off Current Fault Evaporator Heater On Current Fault Evaporator Heater Off Current Fault Valve Leak Fault Expansion Valve Fault Economizer Valve Fault Hot gas Valve Fault Compressor pump down fault FC internal fault PTI Test Fault PTI 5 C Set Fault PTI 0 C Set Fault PTI Defrost Fault PTI 18 C Set Fault Co oo oin Co co A Oo K CO co o Ui Co eo ct S oj A E DI 3 wn Fatal Alarm Alarm User stop 902 Battery malfunction Datalog error Database corrupt Invalid date time Realtime error Realtime invalid 10 Main power failure 11 Battery voltage LO 1 Battery voltage HI 5 Temp ref 1 LO 54 Temp ref 1 HI 5 Temp ref 2 LO 5 Temp ref 2 HI 6 Pdis sens sup LO 62 Pdis sens sup HI Psuc sens sup LO Psuc sens sup HI 965 Controller sup LO Controller sup HI AirExMot sup LO AirExMot sup HI AirEx sens sup LO AirEx sens sup HI Sensor bus sup LO Sensor bus sup HI 973 SUP6 SPM6 sup LO 974 SUP6 SPM6 sup HI User stop was executed from PC program Battery Malfunctioning 0 0 4 SCCU6 Data log Fault Alarm SCCU6 Database Fault Date and time not valid Real time Clock Unreliable Real time Clock Unavailable Main Power Fault Low Ba
175. ng to the wiring schematics inside the control cabinet Measure the resistance in the cable If the resistance is more than 1 MQ the cable or the motor is defective and should be replaced If the resistance is less than lt 5 kQ the cable and motor should be OK Turn unit on again Measure the voltage across the connector for Mevap1 It should be between 4 80 V DC and 5 20 V DC a If the voltage is inside the above range connect cable again Measure the voltage across the thermistor and check the voltage If the voltage is less than 2 5 V DC the measurement is OK If the alarm after 30 sec is still active in the display the main controller is defective replace main controller If the voltage is outside the range main controller is defective or another error might affect the voltage Check other alarms before replacing main controller Criteria Value above high alarm limit 10K Ohm Both evaporator fan motors sto Controller P p action Alarm light Air circulation in container stops causing unit to stop When overheating disappears alarm will be marked as inactive in alarm list and may then be deleted Control is again released but fan motors will only be allowed to operate at low speed for the first 5 min If the error does not reoccur problem will be considered solved and evaporator fan high speed is again released Log data E 8 een Adtive inactive honum prese JL 94 of 227 pages c Tat she SOO
176. ng water cooling 2 Verify that the water is not too hot and not able to be used for cooling the unit Compressor discharge temperature exceeds limit for water cooling 60 C 140 F in more than 1 hour Water cooling is deactivated Controller g SE Alarm light Consequence Alarm will be marked as inactive in alarm list next time water cooling is activated Alarm may then be deleted Log data e Adive Imactive Tc Wcoff 126 of 227 pages Operating and service manual 1 602 Tsetunreachable Alarm Tset Unreachable Not implemented yet Cause Indication of insufficient yield Trouble Possible causes shooting Container doors are open or gasket defective Not enough refrigerant for the compressor Insufficient airflow though evaporator Insufficient airflow though condenser Defective hot gas valve leaking Commodities are producing more heat than the cooling system can remove Accompanied alarms e Other alarms may be active Trouble shooting The unit will continue the cooling but the next steps could be checked anyway 1 If other alarms follow troubleshooting for these alarms 2 Check container doors and gaskets Check if there is enough refrigerant in the unit Check if the evaporator is filled with ice or dirt blocking air circulation Check if evaporator motors can rotate Watch fingers turn unit off first Check if the condenser is filled with dirt and blocking air cir
177. nnection Trouble Possible causes shooting Communication with RH sensor broken Defective RH sensor X10 cable is defective Main controller defective CO2 sensor defective for some models O2 sensor defective for some models Accompanied alarms e A Trouble shooting 1 Further description to follow upon implementation Criteria Communication with RH sensor not possible Dehumidification is overruled Controller ti EE Alarm light Slow flash Dehumidification is impossible and dehumidification will stop When sensor value becomes valid it is marked as inactive in alarm list and may then be deleted E p q DEE EE EE Test Alarms AL 8XX Func test failed Alarm Trouble Possible causes shooting e One or more of the individual test steps have failed Accompanied alarms e AL 8XX Trouble shooting 1 See individual AL 8XX alarms for cause Criteria One or more of the individual test steps have failed FC will soon trip with error 516 and stop compressor Controller action Alarm light Slow flash Deteriorated control precision and capacity When currents are normal it is marked as inactive in alarm list and may then be deleted Value must be valid for 30 sec to set alarm inactive Log data Active Inactive TP 144 of 227 pages BEN Operating and service manual 1 Controller Internal Voltage Reference Fault Trouble Possible causes shooting e Power s
178. not maintained there is a possible leak somewhere 15a Open all service valves complete pos 5 26 and 30 P amp I diagram 15b Start the vacuum pump open all service gauge manifold valves run to max vacuum There is no connection to the unit only your tools are checked 15c Close only the service gauge manifold valve which connects the vacuum pump 15d Switch of the vacuum pump 15e Observe the vacuum for minimum 0 5 hour if the vacuum is OK the SC unit has a leak 15f Checking for leak Please read Pressure Test Pressure Test After performing a major repair to the unit piping system it is recommended to perform a pres sure test Pressure test has the purpose of checking the piping system for leakages The pressure test is done by means of a high pressurized gas ex N which is let into the piping system through the two evacuation points pos 6 and 27 P amp I diagram The procedure for this is as follows NOTE DO NOT USE OXYGEN 0 FOR A PRESSURE TEST BUT ONLY NITROGEN ON 1 Install a service gauge manifold on the unit to the two evacuation points pos 6 and 27 P amp I diagram 2 Close the compressor discharge stopvalve and compressor suction stopvalve pos 5 and 26 P amp I diagram 4 turns 3 Connect the pressurized gas bottle ex N to the discharge stopvalve of the service gauge manifold 4 Remove the electrical coils and mount permanent magnet on the two electronically expansion valv
179. not pressing any key for 5 sec or if pressing the Cancel key Gi no function will be activated 5 The cursor returns to the ID column and can now be moved to other lines Air exchange page i Air exchange 1 1 888 n n Press X to leave This page is automatically displayed when the user starts changing the air exchange valve posi tion The display returns to the main page after 10 min or when the Cancel key is pressed To view actual airflow at a different time use information menu 102 30 of 227 pages ETF AE nn tA LOO Operating and service manual Operation Menu Structure A PA ORMA O PROGRA I01 Relative humidity P01 Active program 102 Air exchange P02 Multi Temp setp gt 103 02 P03 Cold treatment gt 104 co2 105 Last defr interval I06 USDA 1 temp I07 USDA 2 temp I08 USDA 3 temp 8 8 8 3 r I09 Cargo temp inn RE m Se Time to defrost B01 Duration Ambient temp B02 Maximum USDA temp I12 Supply air 1 temp Press X to leave BO3 Treatment setpoint Ta Supply mir 2 tenp B04 Final temperature I14 Return air temp B05 CT status 115 Evaporator temp I16 Suction temp 117 Suction press 118 Membrane pressure I19 Discharge press 120 Expansion valve 121 Evap superheat 122 Compressor freq Hour Set Rh 123 Power frequenc pot OPE 0 0 OFF T D02 OFF on OFF 124 Current phase 1 D03 OFF 0 0 OFF 125 Current phase 2 D04 OFF 0 0 OFF I26 Current pha
180. nough refrigerant in the unit The cooling capacity is too limited Hot gas valve leaking Accompanied alarms e N A Trouble shooting 1 Verify that the doors are closed 2 The unit may need refrigerant Check if the small red balls in the sight glass in the receiver receiver tank are not at the bottom when the unit is turned off Refill with refrigerant Hot gas valve is leaking Feel both sides before and after the valve there should be a temp diff in this case Criteria Setpoint 18 C was not reached within the 3 hour time limit None Controller action Alarm light Slow fash Test failed Elimination Alarm may then be deleted after test completed Log data Controller Alarms AL 9XX Fatal Alarm Description User stop was executed from PC program User stop was executed from PC program Controller action Alarm light Quick flash Unit stops User stop may be deleted from alarm list by means of keypad or PC program Unit will then restart Log data Active Inactive II 159 of 227 pages Operating and service manual 1 902 Battery malfunction Alarm Battery Malfunctioning Cause Indication of defective battery Trouble Possible causes shooting e The battery used for logging is defective Accompanied alarms e AL 801 will be activated during FT or PTI test Trouble shooting The battery is defective Dismount main controller replace battery and rem
181. nt Temperature Sensor Invalid Cause Indication of defective supply ambient sensor or its measuring circuitry Trouble Possible causes shooting e Active alarms AL 127 AL 128 or AL 901 e Temperature sensor reading is out of valid range 60 C 76 F or above 140 C 4 284 9F Accompanied alarms e AL 127 AL 128 or AL 901 may also be active Trouble shooting 1 If alarms AL 127 or AL 128 are active check their trouble shooting section first 2 Disconnect the sensor cable for sensor Tamb from the connector on the main controller according to the wiring schematics inside in the control cabinet 3 If AL 901 is active see trouble shooting for AL 901 4 Measure the resistance between the two wires a If the resistance is out of range of the resistance and temperature table Tables p 201 the temperature sensor and cable are defective and should be replaced b If the resistance is within range perform main controller check Trouble shooting for Star Cool main controller p 56 before replacing main controller Value below alarm limit 60 C 58 F or above 140 C 284 F Value must be invalid for 30 sec for alarm activation Replacement by new value from AAS system action Alarm light No consequence as to control When sensor value becomes valid it is marked as inactive in the alarm list and may then be deleted Value must be valid for 120 sec to set alarm inactive Log data Adiv Iacive II I
182. ntroller Elimination Alarm may then be deleted after test completed OOS See Function test p 16 153 of 227 pages e KT zk een Operating and service manual 1 Hot gas valve Alarm Cause Indication of non operating hot gas valve Trouble Possible causes shooting Cable for hot gas valve mounted on wrong valve Cable for hot gas valve defective Hot gas valve defective Driver circuit for hot gas valve defective Accompanied alarms e N A Trouble shooting 1 If there is more than one valve failure the cables for the valves are presumably switched Mount cables for valves on the correct valve 2 Listen if the hot gas valve is opening and closing if not go to step 4 If the valve is opening and closing disconnect power to the solenoid coil when the valve is closed and there is hot temperature after the valve pos 32 in the P Idiagram the hot gas valve has a leak and should be replaced Internal parts of the hot gas valve can be replaced separately Check that the cable for the hot gas valve is not defective Replace cable if it is damaged Disconnect the cable for valve and measure that there is voltage on the output for the hot gas valve when it should open a Ifthere is no voltage the main controller is defective Replace the main controller Pdis more than gt 5 BarE Max change on Pdis 0 75 Bar Pdis is less than 5 BarE Max change on Pdis 0 30 Bar Tret is more than or
183. ntroller according to the wiring schematics inside the control cabinet Measure the resistance in the cable If the resistance is more than 1 MQ the cable or the motor is defective and should be replaced If the resistance is less than 5 kQ the cable and motor should be OK Turn unit on again Measure the voltage across the connector for Mcond It should be between 4 80 V DC and 5 20 V DC a If the voltage is inside the above range connect sensor again Measure the voltage across the thermistor and check the voltage If the voltage is less than 2 5 V DC the measurement is OK If the alarm after 30 sec is still active in the display the main controller is defective replace the main controller If the voltage is outside the range main controller is defective or another error might affect the voltage Check other alarms before replacing main controller Criteria Value above top alarm limit 10K Ohm Condenser fan motor is stopped Controller action og x am x eme Air circulation in container stops causing unit to stop When overheating disappears alarm will be marked as inactive in alarm list and may then be deleted Control is again released but fan motor will only be allowed to operate at low speed for the first 5 min If the error does not reoccur problem will be considered solved and condenser fan high speed is again released Log data m Adtive inactive honumit presen 96 of 2
184. o next defrost Time to defrost Function Shows current time to the next defrosting Value Shown in hours and minutes I11 Ambient temperature Ambient temp Function Shows current ambient temperature Value Shown in temperature scale C or F Switching by pressing Ed air 1 temperature Supply air 1 temp Function Shows current temperature for supply 1 sensor Value Shown in temperature scale C or F Switching by pressing I13 Supply air 2 temperature Su 2 air temp Function Shows current temperature for supply 2 sensor Value Shown in temperature scale C or F Switch by pressing Ed I14 Return air temperature Return air temp Function Shows current temperature for return sensor Value Shown in temperature scale C or F Switch by pressing Ed I15 Evaporator temperature Evaporator temp Function Show current temperature for evaporator Value Shown in temperature scale C or F Switching by pressing D I16 Suction temperature Suction temp Function Shows measured suction gas temperature Value Shown in temperature scale C or F Switch by pressing D Function Reserved for future use Value I17 Suction pressure Suction press Function Shows current suction pressure for compressor Value Shown in units of Bar or Psi relative to atmosphere pressure Switch by pressing Ge at C pres sure is shown in Bart at F in Psi 37 of 227 pa
185. of 0 C 32 F Value if not done yet RUN if still running test PASS if test finished successfully FAIL if the test failed ABORT if the test was aborted by the user See specific description for AL 860 T15 Test result 111 Hold temperature at O C 111 Hold 0 C Function Shows the status of the performance test with holding temperature set point of 0 C 32 F Value if not done yet RUN if still running test PASS if test finished successfully FAIL if the test failed ABORT if the test was aborted by the user See specific description for AL 860 T16 Test result 120 Temperature set point 18 C 120 T set 18 C Function Shows the status of the performance test with temperature set point of 18 C 0 4 F Value if not done yet RUN if still running test PASS if test finished successfully FAIL if the test failed ABORT if the test was aborted by the user See specific description for AL 870 T17 Test result 130 Testing of defrost 130 Defrost Function Shows the status of the performance test of defrost Value if not done yet RUN if still running test PASS if test finished successfully FAIL if the test failed ABORT if the test was aborted by the user See specific description for AL 870 35 of 227 pages zT 1 Es de ei el al DH T18 Test result 140 PTI status 140 PTI status Function Shows the status of the PTI test Value
186. of 227 pages STAR LOE Operating and service manual 1 the bracket slot 8 Reinstall the compressor brackets 9 Reinstall all pressure transmitters and high pressure switch 10 Fasten all bolts for all 3 compressor stop valves 11 Reinstall motor cable please observe that the motor cable is not damaged and squeezed between compressor and FC 12 Reinstall FC Make sure that the FC is mounted correctly on the compressor and that there is no air gap between FC and compressor 13 Reinstall cover for FC and cable room cover 14 Evacuate the compressor before starting up as described in this manual Replacement of compressor valve plate cylinder head gasket 1 Depressurize the compressor 2 Dismount cylinder head and valve plate using a rubber mallet if necessary Carefully clean all sealing surfaces 3 Check valve plate Exchange entire valve plate if damaged Determine the cause and elimi nate it 4 Mount the cylinder head valve plate and new gaskets correctly If located in an inconvenient mounting position use mounting pins 5 Tighten the bolts in the illustrated sequence in two steps Starting with bolt no 1 and no 2 tightened firmly by hand and then in sequence no 3 to no 10 by tightening torque 70 Nm see bolt numbers on fig below 193 of 227 pages STAR COOL Operating and service manual Service and maintenance Evacuation of refrigerant Evacuation of refrigerant for the unit is done by
187. ompanied alarms e AL 996 and AL 997 will be activated during FT or PTI test Trouble shooting 1 Check if the software is to be used with unit 2 Test the software with unit of the same type as the failing one If software is running then see 3 3 There is still a fault on either SUP6 SMC6 SPM6 None Controller un Alarm light Slow flash Consequence Log data SMC6 SUP6 SPM6 SCC6 183 of 227 pages Operating and service manual 1 991 Select model code Warning Model code missing Cause Installed software without model code Trouble Possible causes shooting e New software e New controller Accompanied alarms e None Trouble shooting 1 Go to service menu Select configuration SO5 and F10 Select model code according to Data Decal placed on the unit Controller n Consequence S Xa po nuu 996 Software CRC error Alarm Possible causes shooting e Validity check of the program failed Accompanied alarms e AL 801 will be activated during FT or PTI test Trouble shooting 1 There is a fault on the main controller Update the software in the controller to the latest version 2 There is still a fault on the main controller Replace the main controller None Controller n apum BERNER Slow flash Consequence Log data 184 of 227 pages CTIE A n TTAR HE LOO Operating and service manual 999 Keyboar
188. ontactor K8 on off too many times Loose power connection for the FC Loose FC com cable for communication with the FC Defective FC Accompanied alarms e There may be other AL 5XX alarms Trouble shooting 1 Verify that supply power for the unit is stable and within specification 2 Check the FC com cable for damages and loose connection 3 Check supply power cables for the FC 4 The FC may be defective and should be replaced If no FC replacement is available the unit can be rewired for emergency operation See Emergency Operation p 50 May ocaur if FC is activated too many times during a one minute period the primary side FC has been switched on off more than twice within 1 minute FC shut Controller Senne down action Alarm light slow flash Consequence Unit stops and restarts after some min Alarm will be marked as inactive in the alarm list when reset by the FC The alarm may then be deleted Log data Active Inactive Freq FC 115 of 227 pages TTAR K Ot Operating and service manual 1 Frequency converter high voltage fault warning Cause Indication of problems with supply voltage Trouble Possible causes shooting e Defective FC W7 Accompanied alarms e There may be other AL 5XX alarms Trouble shooting 1 The FC reports an internal failure See if there should be other FC alarms AL 5XX and if they can be deleted first 2 Turn of the unit off for 10 min and then start
189. ontroller Measure voltage between wire and GND on main controller AKS If voltage is below 0 5 V DC transmitter or connection between transmitter and cable is defective If voltage is between 0 5 V DC and 4 5 V DC continue to 4 NSK If voltage is below 0 37 V DC transmitter or connection between transmitter and cable is defective If voltage is between 0 37 V DC and 4 0 V DC continue to 4 Mount signal wire Measure voltage between SIGNAL and GND AKS If voltage is between 0 5 V DC and 4 5 V DC and this alarm is still active replace main controller NSK If the voltage is between 0 37 V DC and 4 0 V DC and this alarm is still active replace main controller Before replacing main controller see Trouble shooting for Star Cool main controller p 56 Value above high alarm limit 32 BarE 464 Psi for AKS Value above high alarm limit 30 BarE 435 Psi for NSK Value below low alarm limit 0 1 BarE 1 5 Psi AKS Value below low alarm limit 0 15 BarE 2 Psi NSK Replacement by new value from AAS system Controller P y y pads Alarm light Consequence When transmitter value becomes valid it is marked as inactive in the alarm list and may then be deleted Value must be valid for 120 sec to set alarm inactive Log data Active Inactive Low limit High limit Present 6 sec 85 of 227 pages e ET ke O Operating and service manual 1 203 Pdis invalid Compressor Discharge Pressure Transmitter Invalid Indicat
190. op of the Ground screw This reduces the possibility of sharp edges on the top of the Ground Screw to damage nearby wiring ZER amp 198 of 227 pages ota n TTAR LOO Operating and service manual 1 Drying filter Replacing of drying filter Before replacing the drying filter the power plug to the unit has to be disconnected The drying filter has to be changed every time the compressor is changed or if the moisture indi cators indicate too much moisture is in the refrigerant circuit To change the drying filter follow the following procedure 1 Power off the unit 2 Close the stop valve pos 14 P amp I diagram 3 Start the unit in Manual operation 4 Select compressor frequency to 40 Hz 5 Observe the Suction Pressure Psuc When Psuc 0 BarE power off the unit 6 Carefully loosen the two union nuts for the drying filter Beware of pressurized escaping refrigerant Always wear protective goggles and gloves 7 Replace the drying filter with a Danfoss DML 164 O ring or equivalent Before mounting of the filter put some drops of compressor ester oil on the flare in order to ensure correct tightness 8 Tighten the two union nuts for the drying filter See torque values in tables 9 Remove the electrical coils and mount permanent magnet on the two electronically expansion valves pos 16 amp 18 P amp I diagram 10 Carefully loosen the upper union nut for the drying filter allowing a little amoun
191. or 3 sec The display turns off the fE icon as an acceptance of non op erating water cooling The condenser fan turns on automatically The container can be disconnected from the water cooling system If the water supply is insufficient the water hose is jammed the water is not running or the water temperature is too high the temperature in the condenser will rise and cooling capacity is de creasing and thereby threatening the cargo If the condenser temperature rises above 58 C 136 F the system will automatically switch to air cooling of condenser by turning the condenser fan on If the water flow is restored the controller stops air cooling of the condenser If the temperature stays at the high temperature for more than 1 hour an alarm is given The actual setting of water cooling is remembered if the unit is switched off or there should be a power loss Water cooling is only turned off when the set point temperature is changed or when water cooling is turned off manually 49 of 227 pages CUT A enen TTAR HE CO Operating and service manual 1 Emergency Operation An Warning High Voltage Unit must be disconnected from power Only to be done by trained personnel FC defective If FC is defect and no replacement part is available compressor may be run in the on off mode Defect FC is dismounted and the 3 phases are directly applied to the compressor supply terminals Also a wire jumper has to be fitted on the re
192. or Tret in AL 100 Criteria Value below low alarm limit 60 C 76 F Replacement by new value from AAS system Controller P y y Pind Alarm light Consequence When sensor value becomes valid it is marked as inactive in the alarm list and may then be deleted Log data 122 Tevap short Warning Evaporator Temperature Sensor Short Circuit Cause Indication of short circuited evaporator temperature sensor Trouble Possible causes shooting e Temperature sensor Tevap or its cable defective e X24 and X25 cable is defective e Main controller defective Accompanied alarms e AL 123 Trouble shooting 1 Same trouble shooting is to be used for Tevap as used for Tret in AL 101 Criteria Value above high alarm limit 140 C 284 F Replacement by new value from AAS system Controller P y y uei Alarm light When sensor value becomes valid it is marked as inactive in the alarm list and may then be deleted Log data f f mere Active Inactive High limit Present O 79 of 227 pages e ric ke OY Operating and service manual 1 1123 Tevap invalid Evaporator Temperature Sensor Invalid Cause Indication of defective evaporator temperature sensor or its measuring circuitry Trouble Possible causes shooting e Active alarms AL 121 AL 122 or AL 901 e Temperature sensor reading is out of valid range 60 C 76 F or above 140 C 284 F Accompanied alarms e AL 121 or
193. or the compressor motor especially if unit is in emergency mode 5 If this alarm remains active after several restarts the compressor is defective and should be replaced Criteria The compressor did not start on the first attempt within 3 min None Controller action Alarm light There will be a longer start delay Elimination When the compressor has started the alarm is marked inactive and can be deleted Log data 134 of 227 pages Operating and service manual 1 625 CT outrange Alarm Cold Treatment out of range Cause Indication of insufficient yield or defective controller Trouble Possible causes shooting Difference between treatment setpoint and maximum USDA temperature too small Container doors are open Other alarms active Not enough refrigerant for the compressor Defective or jammed evaporator motors Defective or jammed condenser motor Accompanied alarms e Other alarms may be active especially USDA sensor alarms AL 109 to AL 120 Trouble shooting The unit will continue the cooling but the next steps could be checked anyway 1 Larger difference between treatment setpoint and maximum USDA temperature Treatment setpoint must be cooler Maximum USDA temperature must be warmer Attention Will require a longer duration Close container doors Check and clear other alarms first Check if there is enough refrigerant in the unit Check if the condenser is filled wit
194. ot gas from the compres sor Evaporator defrosting terminates when evaporator temperature Tevap is above defrost termina tion temperature for 2 min or upon elapse of max defrost time A defrost stop event is made in the data log with the current interval and Tevap temperature Terminate Terminate mode is dividable into two parts Evaporator re freezing preventing remaining water drops on evaporator from blowing into container upon evaporator fan initiation Termination ensuring low evaporator fan speed to prevent shock boiling and to ensure that the temperature controller takes over in a controlled way After termination the unit continues normal operation again with the same setpoint temperature as before defrost start General information If the Tevap sensor is not OK adaptive defrosting uses a reduced defrost interval compared to normal calculated defrost intervals Set point alteration leads to a new calculated defrost interval and defrost starts when the defrost criteria is reached With manual defrost initiation the current defrost interval is set to default defrost interval Manual defrost termination Upon manual defrost termination termination state is entered No adaptive adjustment takes place when defrosting is manually initiated Regarding user interface Defrost icon is displayed during defrost function execution Other comments If service mode or PTI mode is selected during a defrost the defrost mode i
195. ount main controller Criteria Battery voltage is below limit for low battery alarm 10 V None Controller action Alarm light Slow flash Logging in the battery mode not possible When detected during test test will fail Alarm will be marked as inactive in alarm list when voltage reoccurs on battery Alarm may then be deleted Log data P TEOR EET Active Inactive High limit A D channel 904 Datalog error Alarm SCCU6 Data log Fault Cause Circuit for storing the datalog is faulty Trouble Possible causes shooting e Datalog in controller has become defective Accompanied alarms e AL 801 will be activated during FT or PTI test Trouble shooting The unit will continue its temperature control but the logging of data is unreliable 1 Replace main controller Criteria Controller data log corrupted Controller action Alarm light Slow flash Data logging unreliable Temperature control is functioning Log data 160 of 227 pages STARK LOOL Operating and service manual 905 Database corrupt SCCU6 Database Faulty Cause Failed validation of EEPROM backup Trouble Possible causes shooting e Main controller defective Accompanied alarms e AL 801 will be activated during FT or PTI test Trouble shooting 1 Replace main controller Criteria Controller database corrupted Default value preset Controller P action ls x wem eme Parameters may
196. ount signal wire Measure voltage between SIGNAL and GND If the voltage is between 0 2 V DC and 4 0 V DC and this alarm is still active continue to 5 Check controller see Trouble shooting for Star Cool main controller p 56 before replacing main controller Criteria Value below alarm limit 0 m3 hour None Controller ind Alarm light Consequence When sensor value becomes valid it is marked as inactive in alarm list and may then be deleted Log data m RD Active Inactive High limit Present CS 91 of 227 pages CTAESA enn TTAR e Cn Operating and service manual 1 305 AirEx invalid Air Exchange Sensor Invalid Alarm not implemented yet Cause Indication of defective air exchange sensor or its measuring circuitry Trouble Possible causes shooting AirEx is out of calibration Air exchange sensor AirEx or cable defective X23 cable is defective Main controller defective Accompanied alarms e AL 303 or AL 304 may also be active Trouble shooting 1 If the cable by inspection is defective replace cable 2 Calibrate AirEx see Calibration of air exchange sensor p 186 If the value shown in controller is wrong or alarm still active then Disconnect the cable for AirEx on the main controller according to the wiring schematics inside the control cabinet and from the AirEx sensor Mount the cable for AirEx in controller cabinet and on the sensor Disconnect signal wire on main contro
197. override is active The heat icon follows the current state of the heater Condenser Fan Condenser fan control will reduce condenser pressure through condenser ventilation The condenser pressure control also monitors the compressor outlet pressure in case of water cooling This function is activated when control is being in the automatic mode Condenser pressure control has two primary modes Air cooled Water cooled Air cooled In the air cooled mode ventilation takes place in the following way Depending on the compressor outlet pressure the fan is Off or runs in 2 different speeds High and Low The fan runs in 4 modes Off low speed high speed and a cycle shifting between high and low speed in two minutes intervals If Tamb is more than gt 48 C 118 F or the compressor outlet pressure remains constantly high the condenser fan constantly runs at high speed Water cooled If the condenser fan is constantly on for more than 1 hour an alarm will be given The fan runs in 4 modes Off low speed high speed and a cycles shifting between high and low speed in two minutes intervals Evaporator Fan The evaporator fan function ensures correct fan speed high or low The function is active in the automatic mode This function has 2 modes Normal Economy Normal Low speed in the frozen mode or if the following three conditions are set Tset is more than or equal to gt 0 C 32 F No fresh air exchange De
198. own Wake up Turn on and off battery powered display operation No display backlight will be active 0 3 x 0 lt uv PTI Show PRE TRIP INSPECTION menu start stop test and view re sults Info Show INFORMATION menu actual data read out Operation Show OPERATION menu settings Alarm Show ALARM menu view listing of present alarms S e Gi 6 Service Show SERVICE menu maintenance data and settings 28 of 227 pages Operating and service manual 1 Function keys Direct activation and deactivation of commonly used func tions Gei Unit As long as the button is pressed F is shown instead of C and Psi is shown instead of Bar Permanent change is not available but requires customization D Toggle Shortcut to graphical view of logged temperatures Toggles infor mation on some sub menus Defrost Press 3 sec to start and stop a manual defrost cycle amp Water Cool Press 3 sec to activate and deactivate water cooled condenser If no key is activated for a period of time the controller will do this 5 sec Cancel active parameter adjustment 30 sec Turn off battery powered display operation when not connected to a power supply line 5 min Leave service mode operation and return to automatic mode 10 min Return to main window in display Menu overview Menus are selected by pressing a menu key or by pressing the Enter key on a sub menu line shown in the display General Page layout Cursor line
199. p if cooling need and Tact Tret if heating is needed If QUEST is activated see QUEST Frozen If Tset is less than or equal to x 5 C 23 F the frozen mode is activated and Tact Tret The value the Tset limit is dependent on software version This function has four modes Pull down Pull up Cool and Heat Pull Down Pull Up mode In Pull Up and Pull Down mode no in range alarm is given Upon start up defrost or another mode deactivating temperature control e g manual set point alternation PTI the temperature control is set to Pull Down or Pull Up mode depending on Tact being above or below Tset As long as temperature is not within Tset ranges the function remains in CoolPullDown or HeatPullUp mode If temperature is within range the green IN RANGE indicator light starts flashing When the temperature has been within Tset ranges for 30 min the green IN RANGE indicator light is constant on Cool Heat mode Temperature is within Tset ranges and the green IN RANGE indicator light is constant on If temperature is in out of range condition for more than 2 hours the IN RANGE indicator lights start flashing After 4 hours out of range condition an in range alarm is set On the basis of Tact and Tset the function calculates the requested capacity CapReq value by means of a PID controller CapReq is the desired chilling heating capacity CapReq value can range from 100 to 10096 100 being maximum
200. ped with a schr der valve 2 Connect a service gauge manifold to the outlet port with schr der valve of the oil pump 3 Only connect the discharge hose to the outlet port of the oil pump Make sure that all stopvalves on the service gauge manifold are closed 4 Open the discharge gauge stopvalve on the service gauge manifold 5 Insert the hose from the suction gauge on the service gauge manifold into a small measuring cup 6 Run the compressor in manual operation on 25 Hz 7 Carefully open the suction gauge stopvalve on the service gauge manifold 8 While observing the oil level in the sight glass of the compressor carefully let out oil until the oil level in the sight glass has reached a mid level 9 Close the suction gauge stopvalve and discharge gauge stopvalve on the service gauge mani fold 10 Disconnect the service gauge manifold 11 Cap the oil outlet from the oil pump 12 Set the controller to AUTOMATIC operation 13 Run the unit in normal operation 14 Observe the oil level when the unit is running minimum 6 hours in a stable condition 200 of 227 pages cCTAEb n TTAR OQ Operating and service manual 1 Soldering When soldering and desoldering components on the unit please observe the following 1 Use the following material for soldering For Copper Copper all pipes Soldering rod L Ag15P according to DIN 8513 or B CuP5 according to AWS A 5 8 Example for product name Chem
201. r Pressure transmitter Alarms AL 2XX 200 Pdis open see AL 202 201 Pdis short see AL 202 84 of 227 pages c St he ZO Operating and service manual 1 Compressor Discharge Pressure Transmitter Open or Short Circuit Indication of loose connection defective short circuited or lack of compressor discharge pressure transmitter Trouble Possible causes shooting Connector for high HP transmitter Pdis disconnected or not correctly mounted HP transmitter Pdis defective Cable for HP transmitter Pdis defective X22 and cable is defective Main controller defective Accompanied alarms e AL 200 or AL 201 or AL 203 may also be active Trouble shooting Disconnect the cable for Pdis from the main controller according to the wiring schematics inside the control cabinet and from the HP transmitter 1 Check that the connector is mounted correctly according to the drawing for pressure transmitter AKS or NSK respectively The earth stud must be on the opposite side of the cable AKS bes 1 Supply GROUND Inl E O 5 3 Qutput D BD j2Ground K N a SUPPLY VOLTAGE LA 01 2 A 024 0 TYP 1 QUTPUT Figure for AKS Figure for NSK Figure for AKS Figure for NSK Check the cable measure the resistance in the cable If the cable is defective replace cable Mount the cable for Pdis in controller cabinet and on the transmitter Disconnect signal wire on main c
202. r external interfaces ccccseeseeeeeeeeeees eee RER ERR eee seeaseeeesaseeesenaseeeesasaeesenaseeeesaseeesenaeeasaeens 51 FUNCIONS qo r Ip iem 52 Location of valves sissies s eate AR E EES ENNEN NENNEN EES RalmR ERR RERRRERT APER ENEE ENEE AER EE EES EEN 53 Location of motors temperature sensors humidity sensor and air exchange potentiometer 54 Location of pressure transmitters high pressure switch and oil outlet port 55 General trouble sliooting EE 55 3 of 227 pages ETIDA Sn Operating and service manual Trouble shooting for Star Cool main controller 0 nemen nennen ne enemies nenne rene rennen 56 Detailed alarm description o Sea ed EE cera SR n RUM UR ATA OIN BERENS REES DNE E EN ts 56 EVENS M 61 Temperature Sensor Alarms AL LR egen s e E eee hri xa band SERGE N EET EDA EDDI AA AEn NR RR RU ARS Ren a AAA 63 Pressure transmitter Alarms Al2XX aeebsgegege tg eiegeg operose tas qst dee kae EEN esa nisu ra naa i eonun 84 Other Sensor Alarms AL 3XX 2 liiiiie tabac EE EE RR RRRRICRRRRIR 4 ia GIA SG GR ANA Adan niai E En RA I DAR RR idiin Anihia 89 Power Alarms AL e M 94 Frequency Converter FC Alarms AL 5XX cccceseceeeeee eee e nese s een ne nese sees enna eee e sata te anes sata a ka naga g esa sa sa nane nn 107 Operation Alarms AL OXX gege
203. rature sensor reading is out of valid range 60 C 76 F or above 140 C 284 F Difference between Tsup1 and Tsup2 is larger than 1 C 1 C difference for more than 30 min or up to 10 C difference in more than 3 min Accompanied alarms e AL 106 or AL 107 may also be active Trouble shooting 1 If alarms AL 106 or AL 107 are active check their trouble shooting section first 2 Check that both sensors Tsupi and Tsup2 are mounted correct in the supply air pockets 3 If AL 901 is active see trouble shooting for AL 901 4 Disconnect the sensor cable for sensor Tsup2 from the connector on the main controller according to the wiring schematics inside in the control cabinet 5 Measure the resistance between the two wires a Ifthe resistance is out of range of the resistance and temperature table Tables p 201 the temperature sensor and cable are defective and should be replaced b If the resistance is within range perform main controller check Trouble shooting for Star Cool main controller p 56 before replacing main controller Value is below alarm limit 609C F or above 140 C 284 F or difference between Tsup1 and Tsup2 is more than gt 1 C for 30 min or up to 10 C difference Value invalid for 30 sec for alarm activation Replacement by new value from AAS system Controller P y i y action Alarm light Deteriorated control precision in the chill mode When sensor value b
204. rcuits and damages 5 Check cables for heaters and motors for short circuits and damages Criteria Maximum current consumption has been exceeded SS Log data E This alarm is used for service purposes the fuses are protecting the unit 97 of 227 pages Operating and service manual 1 U1 2 over voltage Fatal Alarm Description Description Ut1 2 over voltage Cause Indication of error in container supply voltage between phases 1 and 2 Trouble Possible causes shooting e The unit is supplied with a voltage above specified level Accompanied alarms e N A Trouble shooting 1 Measure the voltage applied to the unit 2 Apply correct voltage to the unit The FC will be destroyed if it is running at a too high voltage 3 Measure the actual voltage and compare with the value in the display If the measurement differs the power module PCB may be defective Replace or bypass power module PCB by pressing Ki selecting configuration then phase direction and then cw If condenser fan rotates in the wrong direction choose ccw This action is to be performed at every unit start up Criteria Value above top alarm limit 525 Volt Controller breaks supply after 60 sec After 30 sec the unit restarts with a normal Controller startup procedure action ne Alarm light Quick flash Consequence Unit Unitstops o Alarm will be marked as inactive if another phase voltage measuring is below limit It may then be d
205. re closed 9 Open the HP valve on the service gauge manifold 10 Check that the Recovery unit are set for Vapor recovery 11 Start and operate the recovery unit as long as necessary to evacuate the remaining pressure 12 Check the service gauge manifold should be in a slight vacuum 13 After disconnecting evacuation unit the compressor is now ready to be replaced Compressor pump down replaced Pump down of a new replaced compressor is done by the following procedure 1 Connect a vacuum pump with a service gauge manifold to the two evacuation points pos 6 and 27 P amp I diagram Check that all service valves are still closed pos 5 26 and 30 P amp I diagram Pump down the ambient pressure in the compressor to a vacuum indicated on the gauges of the service gauge manifold 4 Continue vacuum pumping for at least 2 hours Removing eventually moisture in the oil 5 Close the service gauge manifold LP HP valves 6 Switch off the vacuum pump write down the vacuum reading from the service gauge mani fold 7 Observe the vacuum for minimum 0 5 hour 8 If there has been no change in the vacuum open all service valves pos 5 26 and 30 P amp I diagram 9 If the vacuum is not maintained there is a possible leak somewhere Check all service gauge manifold hoses connections between compressor and vacuum pump If these are OK check the compressor amp valves for leak 10 Disconnect the service gauge manifo
206. re defective or unreliable See also Temperature control p 19 and Expansion valve control p 19 Trouble Possible causes shooting Supply Air Sensor 1 Supply Air Sensor 2 Return Air Sensor and Evaporator Sensor are all malfunctioning X22 X23 X24 and X25 cable is defective Main controller defective Accompanied alarms e AL 100 to AL 108 Trouble shooting 1 Verify all other sensor alarms AL 100 to AL 3XX and try to remove these alarms 2 If this alarm remains active replace main controller Criteria No valid control sensor values Controller action Alarm light Quick flash When one of the control sensor values enters into the valid area it is again possible to control container temperature For reliability reasons at least one of the control sensor values must be valid for 30 sec before sensor may be used as control reference again Log data Adiv Iacive II oy 125 of 227 pages ETIDA enn S 4A Cn Operating and service manual 1 1601 No water cooling Warning Water cooling fault Cause Lack of water cooling Trouble Possible causes shooting e Water cooling selected and no water cooling active e Insufficient water cooling capacity e If program is chosen warning can occur in units without water cooling Accompanied alarms e Other alarms might be active Trouble shooting 1 Verify that water cooling hoses are applied and water is running when selecti
207. re transmitter Oil outlet port ll Outside General trouble shooting Hints for general trouble shooting 1 Unit will not start up Check that power is applied to the unit Check that fuses at QS1 F1 and or F2 are not blown Check alarm list and clear alarms and alarm causes The unit is wired for emergency operation but the parameter F03 FC type under service menu is not set to NONE The menu F03 under service menu n is set to NONE for emergency operation but the wires have not been correctly mounted for emergency operation 2 Unit starts but stops shortly after Check that the condenser motor is rotating and that the air is blowing away from the unit Check if the high pressure switch alarm is active in the alarm list Temperature sensors not working properly Check that they are placed on the pipes and are inside the isolation 3 Unit is running but is not bringing the temperature down to temperature setpoint The cargo is very warm it takes a long time to cool it down The ambient temperature is very high the condenser can only cool a little so the cooling 55 of 227 pages eT a MI En TTAR He CO Operating and service manual 1 capacity is small and the cool down process takes longer time The hot gas valve may be leaking so that the hot gas is by passing the condenser and is pumped into the evaporator and heating it up The expansion valve is not opening and no cooling refrigerant is pumped into the evaporator
208. ressing CH or y to adjust contrast and or to adjust background lightning of the display This can be done both in battery mode and when main power is applied After adjusting the contrast wait for a period of 25 sec before proceeding for the new setting to be saved Make sure contrast is properly set at all times to secure readability 32 of 227 pages TAR LOC Operating and service manual 1 PTI or Function Test execution The test menu is opened by pressing Go In the test menu press keys CH or to scroll the menu GC D gt For a complete PTI test START must be highlighted by pressing E at menu item TO1 Pressing t7 Ca once more initiates the test If is not pressed within 5 sec the controller will cancel the opera tion and the cursor returns to the menu item TO1 For a short PTI test START must be highlighted by pressing e at menu item TO1 Press keys CH or v to scroll the menu to select SHORT Pressing once more initiates the test A complete PTI test may take several hours First a complete function test with menu items TO4 to T12 and then performance testing in menu items T13 to T17 A short PTI takes approx 1 5 hours Function test is initiated in the same way by selecting menu TO2 A function test performs menu items TO4 to T12 without performance testing and takes about 10 15 min to complete The function test will continue through all the steps even if failures should occur A PTI or function test
209. ressor frequency Hz 110 Hz 3300 rpm Set point Set point 20 Hz 600 rpm lt 100 20 10 100 cooling Capacity heating Line 1 The area where cooling is requested controlled by the frequency converter Line 2 The area where the compressor is on off regulated Line 3 The area where heating is requested controlled by pulsing of heating elements The limiter function secures that the controller operates with valid settings to protect the unit in order to maintain the conditions for the cargo To maintain the set point temperature capacity control constantly monitors and adjusts the capacity The limiter acts as a brake to the capacity change requests from capacity control and thereby controlling how fast the capacity can change so that safe operation of the unit constantly is ensured The limiter monitors the following parameters from the unit and generates a limiter factor for each IFC to limit the maximum current draw from the FC TFC to limit the maximum internal FC temperature Tc to limit the maximum condenser pressure and temperature TO to ensure a minimum evaporator pressure The largest of the factors is used as the active limiter If the limiter factor is higher than the re quested capacity change the capacity is actually reduced instead of increased If for example the ambient temperature is very high the requested capacity may increase the FC temperature over its limits and so the
210. riaeUuuccse UTE ML 11 Economizer VAIVG cem 12 Re Ile en NEE 12 Condenser FAN EE 13 Evaporator Far iiis ioo sina uadi EA EE R AER REERERGRR GR XYR i n cid nennsaan AREND EE ER EEN RENE AE ER NNN dE EE needed 13 Defrost FUNCTION usse inueni ttn SES nai IRR RR RR RR RR iNe TE n DA AT EAEN EETA aen A Sra RUNE TUER EE ENEE 13 OUEST Oppe eege geed RIA FEIN D DEN ste EE EE Ges 15 Frozen CCONOMY aieaeisa saa sa ena EE FR XYA ERE RR AYARE NAH EE EE ARS VE a E E REOSANSERRARIARRRRANVRDEKRETRe cR AE RECS EEE ERR EGREKL ARRAS 15 TOSES avis ggegeeg ed deEh ER ENEE ERAN dE EE EE REES SEAN ER EEN ILLIC EE EECHER ERENNERT 15 FUNCTION CESE TEE 16 Full PTI oirisem ar aaa a naa EAKL ET EEAO E EEEE RN edd cues GRE E MR EXE ceil neers 17 chegaupye 17 Data LOG peer dean Ek es ouar ian iaa SE EA thst EES EEn EEN AEERRE ioiai 17 Alarm Action System AAS EE 19 Temperature Control rsr enint n geegent SR EES 19 EXPanSiOni ValVG CONEFON ete 19 Condenser fan Control eseu EESEEE euin ee tana EENS cree ga A m RR RRRERUR NR aC ARRRI er RA Ra REPE E seated dacecmenaaane ey 20 Dehumidification Control rinin anndid nu ru KSE a Ru A M RR ERR GR GA ENEE EEE SEENEN NDRRAmREMRPISRR NEEN REES ASS 20 Defrost control cusses eere e euren neta euin e RRRIRXRENR RISK RIA3 a DA RP ERR EKRIR 4i G7 I cix Si 4 a RA IR ERE NR AXE FIR PER setae 20 Electrical COMTO tete ERE 20 Refrigeration system data ee NEE ER EES ERSSENENEEEEEEES
211. rigerant p 194 Remove pos 1 Remove heating elements below pos 2 Remove the sensors for evaporator temperature suction temperature humidity Dismount cut the suction and liquid pipe for pos 2 on a proper place Remove drill out rivets heads and remove pos 2 Punch the remaining rivet pieces into the foam using a max ob mm tool Mount new evaporator on chassis with appropriate rivets Connect the suction and liquid pipe to the new evaporator Reinstall the heating elements Reinstall the sensors for evaporator temperature suction temperature humidity Reinstall pos 1 Pump down the unit see Pump down of unit p 196 Charge unit as described in this manual see Charging of refrigerant p 197 189 of 227 pages nm OTHE Dismount the upper back plate for the unit and replace the defective heating element After replacing heating elements reinstall back plate for unit Please note that the illustrated model may be different from the actual model Replacement of heating elements Operating and service manual 190 of 227 pages STARK COO Operating and service manual Replacement of FC Position Description The procedure for replacing the FC is as follows Please ensure correct tightening torque is used throughout replacement 1 Remove the cover for FC pos 1 2 Remove the FC pos 2 and motor cable pos 3 3 Reinstall motor cable Please observe th
212. rm values from Psuc and Pdis by comparing them to gauge readings 3 Start a manual defrost time to remove remaining ice now See if there has been used current for the heaters on the information menu Current phase 1 2 and 3 should be above 6 A when the heater symbol is shown on the display If current is lower check if there is power for the heaters 4 Run a PTI test after the cargo is unloaded Criteria Defrost time has exceeded 45 min Controller ti Madii Alarm light All the ice may not have been melted with a deteriorated yield Alarm will be marked as inactive when a new defrosting is terminated on temperature and may then be deleted Log data Active Inactive Max defrost time Act max defr time 131 of 227 pages Operating and service manual 611 Too many sensor errors Alarm Too many controlling sensors have errors If too many controlling sensors have errors the controller cannot maintain correct temperature See also Temperature control p 19 and Expansion valve control p 19 Trouble Possible causes shooting e One or more temperature sensors are defective e One or more pressure transmitters are defective Accompanied alarms e Alarms AL 1XX or AL 2XX are active Trouble shooting This alarm only appears when one or more controlling sensors have failure and there are no substitute sensors 1 See alarm list for the specific sensors Criteria
213. rning Warning ul ALA ALA WOlOIN O r o a r o a o e AJA I S A NIN N Fatal alarm r o Q Mevap 1 over heat Mevap 2 over heat Mcond over best Unstable supply Unit over current _ Ui 2 over voltage U2 3 over voltage U1 3 over voltage U1 2 under voltage U2 3 under voltage U1 3 under voltage 11 over current 12 over current LD over current 423 No phase direction 424 Power frequency 425 Frequency too high Frequency too high U fratiolow U fratiohigh U fratio Cprconnection alarms FC local control FC short oe FC 24 V fault FC earth fault FC over cur _ FC motor therm FC overload FCundervolt FC over volt FC phase loss FC over temp Warning Alarm Alarm Alarm Fatal alarm Alarm D N Oo N COIN B LA o Ui ul D IS FC 0 FC Local Mode Fault FC Short Circuit Fault Alarm FC Internal 24 V Supply Fault Alarm FC Earth Fault Alarm FC Overcurrent Fault Alarm FC Compressor Motor Over temperature FC Overload Fault Alarm FC Voltage Low Fault Alarm FC Voltage High Fault Alarm 1 FC phase loss FC Phase Loss Fault Alarm Alarm 517 FCover temp FC Over temperature Fault Alarm Alarm Alarm Alarm Alarm Alarm Alarm Alarm Alarm Alarm Alarm FC local control FC short circ FC 24 V fault FC earth fault FC over cur FC motor therm 1 F
214. rol Valve opening rate control is based on calculations FC cooler This function is active during compressor operation Dehumidification The dehumidification function dehumidifies air in the container by means of a heater This function is can only be activated if the temperature control function is active Dehumidification is achieved by decreasing evaporator surface temperature This is done through activation of the heater and letting the temperature control increase cooling capacity resulting in an evaporator temperature descending This function has 3 modes Off Active Override Dehumidification Off The dehumidification function is in the OFF position Dehumidification Active The heater Hevap is activated when RH is more than RHSet and deactivated when RH is less than lt RHSet 3 The humidity set point can be set in the range 50 to 95 relative humidity The range 50 to 64 is only possible with no fresh air evap ventilation in low speed The range 65 95 is possible to run with fresh air evap ventilation in high speed Dehumidification Override Accessing override mode if Cooling demand exceeds 80 capacity Large demand for heating PTI A fatal alarm is active When operating without FC Manual operation is active Defrosting Other comments 12 of 227 pages STAR LOO Operating and service manual 1 The dehumidification icon 4 is shown in the display even if
215. rrents are normal it is marked as inactive in alarm list and may then be deleted Value must be valid for 30 sec to set alarm inactive Log data 137 of 227 pages eT a MW E TTAR e Operating and service manual 1 Phase missing Fatal alarm Description Description Phasemissing JU Phase missing Cause Indication of lack of supply from one fase Trouble Possible causes shooting e Bad connection between controller and supply e Supply cable and or plug e Defect power meas module Accompanied alarms e AL 423 Trouble shooting 1 Check the connection from power meas module to power supply 2 If supply is OK check power meas module Replace power meas module if defective If no replacement is available disconnect communication cable manually Set phase direction manually in configuration Criteria Difference between highest and lowest is more than 50 V AC Controller action Alarm light Deteriorated control precision and capacity When currents are normal it is marked as inactive in alarm list and may then be deleted Value must be valid for 30 sec to set alarm inactive Log data 138 of 227 pages Operating and service manual 1 Communication Alarms AL 7XX 700 Fatal Alarm FC Missing Cause Indication of defective FC lack of or improper connection Trouble Possible causes shooting Communication with FC broken Power voltage to the
216. rylic resin Evaporator fan Condenser fan Water cooled condenser optional Operating water pressure max 8 BarE 115 Psi Water temperature max cooling cap 30 C 86 F 22 7 30 2 min 6 8 gal m Pressure drop 0 9 Bar 13 05 Psi 1 2 Bar 17 4 Psi at above flow rate Connections Inlet Hansen B 66 or equivalent Outlet Hansen B8 HP36 VAA or equivalent Condenser tubing Cu Ni 90 10 Water specification Fresh water or Salt water without free chlo rine Defrosting Defrost initiation On demand defrost Defrosting interval The on demand defrost system is constantly monitoring the temperatures for the evaporator in order to prevent that the evaporator will block up with ice If a blocking up of the evaporator is registered by the system a demand defrost will be initi ated The minimum time between defrost is always 4 hours but it is adjusted to the actual set point Defrosting method Hot gas combined with electrical heaters 23 of 227 pages e ET ke O Operating and service manual 1 Fresh air exchange Fresh air exchange Adjustable 0 220 m3 h 0 121 CFM at 60 Hz adjustable by steps of 5 m3 h Equivalent to 0 170 m3 h 0 100 CFM at 50 Hz AV controlled optional 0 30 m3 h 50 Hz controlled by the controller Refrigeration controls Expansion valves 2 solenoid valves electronically controlled by the controller Filter Drier Danfoss DML 164 with O ring or eq
217. s 219 of 227 pages STARK LOGE Operating and service manual 1 Notes 220 of 227 pages STARK LOOL Operating and service manual Star Cool Unit installation dimensions Type SCU o o o o o o passaJduioun Hued 9447 1937 Packing uncompressed SEZC IL D6L S47 867X9 2025 E eo in zi eo e N x 221 of 227 pages CUAL enen TTAR He CO Operating and service manual Type SCI 222 of 227 pages Operating and service manual E P amp I diagram 34 20 19 2B w mp L 4 Refrigerant R134a Legend Suction Gas Line Liquid Line Hot Gas Line Electrical Line 1 1 8 Low Pressure Stage 4 2 High Pressure Stage Pipe size v Wall di 37 4 10 1 2 dA 3 4 O 12 Water Inlet Water Outlet Cu pipes according to EN 12735 1 im in mm 1 2 3 4 08 11 8 c 4 em 0 RON 9 Co CO CO CO CO CO hO NO hO hO hO hQ h N bb i qo C Oo E amp rm e AO OP r h A em CD oo m o0rwm co Compressor Frequency Converter Discharge Pressure Transmitter P dis High Pressure Switch Discharge Service Valve Evacuation Point Discharge Line Condenser Fan Air Cooled Condenser Liquid Line Liquid Charging Valve Fusible Plug Receiver Water Cooled
218. s defective and the missing sensor reading has been substituted by a value from AAS system S Alarm Action System AAS p 19 Repl new value from AA tem Controller eplaced by new value from AAS syste action Alarm light Deteriorated control precision in the freeze mode When sensor value becomes valid it is marked as inactive in the alarm list and may then be deleted Value must be valid for 60 sec to set alarm inactive Log data Adive Imacive doo o y 65 of 227 pages Operating and service manual 1 103 Tsup i open Warning Supply Air Temperature Sensor 1 Open Circuit cM Indication of loose connection defective or lack of supply air temperature sensor Trouble Possible causes shooting e Temperature sensor Tsup1 or its cable defective e X24 and X25 cable is defective e Main controller defective Accompanied alarms e AL 105 Trouble shooting 1 Same trouble shooting is to be used for Tsup1 as used for Tret in AL100 Criteria Value below low alarm limit 609C 76 F Replacement by new value from AAS system Controller action Alarm light Deteriorated control precision in the chill mode When sensor value becomes valid it is marked as inactive in the alarm list and may then be deleted Log data 104 Tsup 1 short Warning Supply Air Temperature Sensor 1 Short Circuit Cause Indication of short circuited supply air temperature sensor Trouble Possible causes
219. s terminated and the time for the next defrosting is set to the preset value as if a normal defrost end had occurred If the unit is shut off for some reason during a defrost and the power disappears for less than lt 12 hours the unit will start and try to finish the defrost again when the power returns If the unit is shut off for more than 12 hours the active defrost is terminated and the defrost function enters the wait state 14 of 227 pages Tbeb nt t LOO Operating and service manual 1 QUEST optional QUEST is a program based on a fixed protocol designed to reduce the energy consumption of the unit when operating in the interval 1 C to 30 C 30 F to 86 F This energy saving is mainly obtained by regulating the compressors on off time and the evaporator fan speed Please note that when Tsup is in the range 1 C to 15 C 30 F to 59 F its value can vary 2 C 1 C 28 F to 34 F from setpoint Please note that when Tsup is in the range 15 C to 30 C 30 F to 86 F its value can vary 4 C 1 C 25 F to 34 F from setpoint Quest is as default set to either AUTO or OFF depending on customer requirements To deactivate QUEST 1 Press 2 Use or e to select O02 QUEST and press 3 Select OFF by using or e and press To activate QUEST 1 Press 2 Use or e to select O02 QUEST and press 3 Select AUTO by using or e and press e If O02 is empty QUEST is no
220. s written in the display status text When Cold Treatment is done with 1 or 2 sensor failures CT done is written in the display Display p 27 When Cold Treatment is done with 3 sensor fail ures CT fail is written in the display Display p 27 The CT status will be displayed until Program status set to none Initiated PTI Power off more than 48 hours Termination of an active CT can only be done by manually setting active program P01 to none or if the unit has been powered off for more than 48 hours Datalog interval during CT is default 60 min cannot be changed Changes in Treatment set point during active Cold Treatment has been limited to a decrement of 2 5 C 4 5 F to an increment of up to max allowable set point from original Treatment set point BO1 Duration of the treatment Duration Function Setting of duration in days of the Cold Treatment Value Values 1 99 days The number of days to use depends on the cargo and the treatment tempera ture The treatment time is counted from the validity of at least 3 USDA sensors all showing a tempera ture below the maximum USDA temperature If one or more USDA sensors is outrange and re turns to inrange again the timer for the Cold Treatment will reset CT passed shows that all USDA sensors have been under maximum allowed temperature in the duration time in one period BO2 Maximum allowed temperature for the USDA sensors Maximum USDA temp Function Setting of
221. se 3 D05 OFF 0 0 OFF 127 Voltage phase 1 2 D06 OFF 0 0 OFF I28 Voltage phase 2 3 S 129 Voltage phase 1 3 130 Phase direction I31 Battery voltage 132 FC temp 133 Condenser fan 134 Evaporator fan 135 Evaporator heater 136 Pump temperature 001 Setpoint 002 QUEST 003 Airflow mode 004 Humidity setpoint MANUAL OPERATION 005 Datalog interval 006 PROGRAMS gt M01 Operating mode 007 02 setpoint M02 Evaporator heater 008 CO2 setpoint M03 Evaporator fan 009 Active application M04 Condenser fan M05 Compressor freq M06 Expansion valve P ALAR M07 Hotgas valve M08 Economizer valve A01 Alarm text M09 Airex motor A02 ps M10 Vacuum pump A16 DATALOG VIEW L01 Text Temperatures gt A01 Alarm text L02 Text Atmosphere gt A02 id L03 Graph Temperatures gt L04 Graph Atmosphere gt A16 coi GMT Year sol MANUAL OPERATION gt c02 GMT Month s02 DATALOG VIEW gt C03 GMT Day S03 TIME ADJUST gt C04 GMT Hour S04 RUNTIME COUNTERS gt cos GMT Minute S05 CONFIGURATION gt em E e RUNTIME COUNTERS R01 Unit T01 PTI test R02 Compressor T02 Last R03 Evaporator fan T03 Function test R04 Condenser fan T04 Abort the test R05 Evaporator heater T05 Test status R06 Airex motor sw times T06 10 Init R07 Vacuum pump T07 20 Controller T08 30 Power T09 30s Erap fan CONFIGURATION T10 50 Cond fan T11 60 Evap heater F01 Container 712 70 CA F02 Software versio
222. sion Vhotgas and Veconomizer test descriptions as fol lows SR zl OY ER e ar Test description steps Passing conditions No Compressor Max duration 5 min High pressure switch test Reached within max 5 min 20 Bar lt Pdis lt 24 Bar Pump down test If error AL250 Reached within max 5 min Tc TO gt 20 C If error AL845 81 Valve leak Max duration 5 min TOdiff 25 9C All valves reed valves included If error AL840 82 Vecon Pfc gt Pfc stabile 10 40 Testing capacity 30 C 20 C Max duration 2 min Pfc lt Pfc stabile 10 Max duration 6 min If error AL843 16 of 227 pages STAR LOO Operating and service manual 1 Vexp Max duration 5 min When Pdis 5 Bar Testing capacity Max change in Pdis 0 75 When Pdis 5 Bar Max change in Pdis 0 3 When Tret 15 C Min change in TO 20 K When Tret lt 15 C Min change in TO 10 K If error AL842 Vhg hot gas valve Max duration 5 min When Pdis 5 Bar Testing capacity Max change in Pdis 0 75 When Pdis lt 5 Bar Max change in Pdis 0 3 When Tret 15 C Min change in TO 20 K When Tret lt 15 C Min change in TO 10 K If error AL844 9 Test completion status NOTE At ambient temperature above 40 C 104 F and below 20 C 4 F the unit has to be running in normal operating mode at setpoint of 0 C 32 F for of 10 minutes with compressor running before executing
223. ssure Pressure f Voltage Pressure Pressure V BarE Psi V BarE Psi 5 0 5 5 5 4 10 4 10 11 11 oes a sos Je Dez 205 of 227 pages e ri ke OY Operating and service manual 1 Voltage Pressure Table Low pressure transmitter NSK Vcc 5 V Pressure is relative 145 76 148 13 150 48 152 84 155 19 157 55 159 90 162 27 Voltage Pressure Pressure Voltage Pressure Pressure V BarE Psi V BarE Psi 1 9 4 57 66 34 0 3 1 95 4 74 68 71 0 35 2 4 90 71 08 0 4 2 05 5 06 73 45 0 45 2 1 5 23 75 82 0 5 2 15 5 39 78 19 0 55 2 2 5 55 80 56 0 6 2 25 5 72 82 93 0 65 2 3 5 88 85 30 0 7 2 35 6 04 87 67 0 75 2 4 6 21 90 04 0 8 2 45 6 37 92 41 0 85 2 5 6 53 94 78 0 9 2 55 6 70 97 15 0 95 2 6 6 86 99 52 1 2 65 7 02 101 89 1 05 2 7 7 19 104 26 1 1 2 75 7 35 106 63 1 15 2 8 7 51 109 00 1 2 2 85 7 68 111 37 1 25 2 9 7 84 113 74 1 3 2 95 8 00 116 11 1 35 3 8 17 118 48 1 4 3 05 8 33 120 85 1 45 3 10 45 02 3 1 8 49 123 22 1 5 3 27 47 39 3 15 8 66 125 59 1 55 3 43 49 76 3 2 8 82 127 96 1 6 3 59 52 13 3 25 8 98 130 33 1 65 3 76 54 50 3 3 9 15 132 70 1 7 3 92 56 87 3 35 9 31 135 07 1 75 4 08 59 24 3 4 9 47 137 44 206 of 227 pages e St de ay Operating and service manual 1 1 8 4 25 61 61 3 45 9 64 139 81 1 85 4 41 63 97 3 5 9 80 142 18 Volt
224. t In case of no keyboard activities for 5 min manual mode is automatically deactivated and unit starts automatically up Value Set to MANUAL or AUTOMATIC The bottom line on the menu shows the current consumption in the three phases fan motor and heater and for the frequency converter I1 I2 I3 FC MO2 Turn the evaporator heater on off Evaporator heater Function Manual heater on off Note that value is only accepted if control is in the manual mode menu item MO1 is MANUAL Value O0 100 or OFF MO3 Turn the evaporator fan on off Evaporator fan Function 44 of 227 pages STAKE COOL Operating and service manual Manual evaporator fan on off Note that value is only accepted if control is in the manual mode menu item MO1 is MANUAL Value Set to OFF LO low speed or HI high speed MO4 Turn the condenser fan on off Condenser fan Function Manual condenser fan on off Note that value is only accepted if control is in the manual mode menu item MO1 is MANUAL Value Set to OFF LO low speed or HI high speed MO5 Setting of compressor frequency capacity Compressor frec Function Manual setting of compressor frequency Note that value is only accepted if control is in the manu al mode menu item MO1 is MANUAL MANUAL Compressor frequency is set Value MANUAL Set to OFF compressor stop or value between 15 and 110 Hz MO6 Setting of expansion valve o i pansion valv
225. t Slow flash Consequence Unit Unitstop Alarm will be marked as inactive in alarm list when reset by FC Alarm may then be deleted Log data Active Inactive Freq FC 509 FC24 V fault Alarm FC Internal 24 V Supply Fault Alarm Cause Indication of problems with FC Trouble Possible causes shooting e Internal fault in the FC A15 Accompanied alarms e One or more AL 5XX may also be active Trouble shooting 1 Switch off the unit and wait 10 min before switching on the unit again 2 If the alarm is then still active the FC is defective and must be replaced If there is no FC replacement available the unit can be rewired for emergency operation See Emergency Operation p 50 Criteria Internal 24 V supply error FC shut d Controller AN n MNT nee A HEN Slow flash Consequence Unit Unit stop Alarm will be marked as inactive in alarm list when reset by FC Alarm may then be deleted Log data Active Inactive Freq FC 108 of 227 pages atin ai Operating and service manual 1 FC Earth Fault Alarm Cause Indication of problems with cable compressor or FC Trouble Possible causes shooting e Isolation damaged on the FC power output to the compressor A14 e Defective FC e Damaged cable and or plugs Accompanied alarms e One or more AL 5XX may also be active Trouble shooting 1 The power cable for the compressor motor Mcpr may have defective isola
226. t installed Star Cool is responsible for that the QUEST function is operating within the parameters and the running pattern defined by the protocol Star Cool is however not liable for any consequent dam ages caused by the QUEST functionality Frozen economy Frozen economy can not be engaged if Tset gt 15 C 5 F If Tret lt Tset 1 C 1 8 F both compressor and evaporator fans stops After 15 min evaporator fans starts and Tret is measured If e Tret Tset 2 C 3 6 F evaporator fans will stop again e Tret Tset 2 C 3 6 F is not reached within 5 min both evaporator fans and compressor will run until Tret Tset 1 C 1 8 F is reached At that point evaporator fans and compressor will stop again Evaporator fans are running on LOW speed when activated Tests Tis unit has 2 3 test functions Function test PTI Pre Trip Inspection test PTI short optional The PTI test is a function test followed by a capacity test where the requested temperature must be reached within the time limit At test initiation an event is generated in the log During function and PTI test the normal alarm system remains active If an alarm is triggered dur ing test operation it appears in the display and will be written in the log as it is the case during normal operation In case of a fatal alarm during testing the test is terminated and the unit remains off 15 of 227 pages ota eent STH COO Operating and
227. t of refriger ant gas to escape 11 Tighten the union nut 12 Remove the permanent magnets and reinstall the electrical coils on the two electronically expansionvalves pos 16 amp 18 P amp I diagram 13 Open the stop valve pos 14 P amp I diagram 14 Power up the unit Compressor Check of oil level The oil level can be checked on the sight glass of the compressor During normal operation the oil level should be between 1 3 and 2 3 sight glass full Normal operation is when the unit has been running on setpoint in a steady condition for minimum 6 hours If the oil level is below sight glass after a period of minimum 6 hours normal operation additional oil may be added as described in this manual Note Do not overfill the compressor with oil Check if the oil level of the compressor is equivalent to the oil level after running 6 hours at set point in a steady condition 1 3 to 2 3 sight glass full Due to dissolved refrigerant the oil level shown in the compressor sight glass may be too high if the unit has not been running for a longer period of time In that case e Let the unit run for 20 minutes with set point below cargo set point e Turn off the compressor and check the sight glass e If the oil level is still too high remove oil until 1 3 to 2 3 sight glass full is obtained In case the oil level is too low in the sight glass e Run the unit at a set point above the cargo set point for 20 minutes e
228. t page of stored set of values from the data log LO3 Viewing log of temperatures Graph Function Viewing of logged temperatures Press m on the main menu to get directly to this menu Value The following data can be viewed Setpoint temperature supply air temperature return air tem perature USDA 1 2 3 temperatures and cargo temperature When entering the menu the newest logged temperatures are always shown The number under the text Ref shows the temperature at the 4 mark ex 5 C Press m to toggle between stored set of temperatures Setpoint temperature supply air tem perature return air temperature and the other set of temperatures USDA 1 2 3 temperatures and cargo temperature Press up or down e to show newer or older stored set of values from the data log Press to change between the 4 zooming levels The blank and black bar at the right most edge shows a scale of 1 C per Bar Time adjust CO1 Setting of year GMT Year Function Setting of year Value Set from 1999 to 2099 C02 Setting of month Function Setting of month Value Set from 1 to 12 CO3 Setting of day GMT Da Function Setting of day Value Set from 1 to 31 C04 Setting of hours GMT Hour Function Setting of hours Value Set from 0 to 23 CO5 Setting of min Function Setting of min Note when min are set sec are set to 00 Value Set from 0 to 59 46 of 227 pages
229. the following procedure 1 Connect a service gauge manifold to the evacuation point pos 6 and 27 P amp I diagram on the compressor 2 Connect a recovery unit to the gauge manifold a Connect a recycling bottle to the recovery unit b Use a scale underneath the bottle for measuring the amount of recycled refrigerant 3 Vapor recovery If it is NOT possible to run the compressor a Remove the electrical coils and install permanent magnet on the 3 valves pos 16 18 and 32 P amp I diagram b Turn off unit c Close and open again the discharge service valve pos 5 P amp I diagram approx 4 turns d Check that the Recovery unit is set for Vapor recovery e Open both service gauge manifold valves LP HP Continue to 5 4 Vapor recovery If possible to run the compressor a Continue operation on compressor b Close service valve economizer pos 14 P amp I diagram from the receiver and run a pump down of the LP side of the compressor to approx 0 8 BarE c Turn off the compressor d Close the suction service valve pos 26 P amp I diagram e Check the Recovery unit is set for Vapor recovery f Remove the electrical coils and install permanent magnet on the 2 valves pos 16 and 18 P amp I diagram g Open only the HP valve on the service gauge manifold 5 Start and operate the recovery unit as long as necessary to evacuate desired amount of refrigerant from the unit until no pressure left 6 Op
230. ting 1 Same trouble shooting is to be used for Tusda3 as for Tusda1 in AL 110 Value above high alarm limit 140 C 284 F and the sensor reading has been in the valid area since power up None Controller action Alarm light Consequence May be incomplete USDA data logging If activated Cold Treatment CT it will be affected When sensor value becomes valid it is marked as inactive in the alarm list and may then be deleted Log data a ERE Active Inactive High limit Present i 75 of 227 pages CTAEMR enn TTAR e Cn Operating and service manual Tusda 3 invalid USDA 3 Temperature Sensor Invalid Indication of defective supply air temperature sensor or its measuring circuitry or sensor not mounted correctly in unit Trouble Possible causes shooting e Active alarms AL 115 AL 116 or AL 901 e Temperature sensor reading is out of valid range 609C 76 F or above 140 C 284 F Accompanied alarms e AL 115 AL 116 or AL 901 may also be active Trouble shooting 1 If alarms AL 115 or AL 116 are active check their trouble shooting section first 2 If AL 901 is active see trouble shooting for AL 901 3 Disconnect the sensor cable for sensor Tusdai from the connector on the main controller according to the wiring schematics inside in the control cabinet 4 Measure the resistance between the two wires a If the resistance is out of range of the resistance and temper
231. ting 1 Check if there are other active sensor alarms Clear these alarms first using their trouble shooting 2 Check voltage level of 24 V DC and 5 V signals to see if power supply has a short circuit or other damages If OK the main controller is defective Replace main controller Criteria Reference voltage 1 below 3 16 V DC None Controller piss nee Ee EE eee et Alarm light Consequence Temperature measurement to Temperature measurement to hit E Alarm will be marked as inactive in alarm list when supply voltage is correct Alarm may then be deleted Log data Active Inactive High limit Actual value A D channel The measured voltage is internal on the main controller and cannot easily be measured 164 of 227 pages c St he ZO Operating and service manual 1 954 Temp ref i HI Warning Controller Internal Voltage Reference Fault Cause Indication of controller internal voltage reference fault Trouble Possible causes shooting e Defective power supply for main controller e Defective main controller Accompanied alarms e There may be sensor alarms e AL 801 will be activated during FT or PTI test Trouble shooting 1 Check if there are other active sensor alarms Clear these alarms first using their trouble shooting 2 Check voltage level of 24 V DC and 5 V signals to see if power supply has an open circuit or other damages If voltages are OK the main controller
232. ting 1 See trouble shooting for AL 974 Criteria Internal power supply above 14 V DC None Controller action ls p Mem mim Less accurate readings from measurements and risk for damage to sensors Alarm will be marked as inactive in alarm list when supply voltage is correct Alarm may then be deleted Log data m Active Inactive High limit Actual value A D channel Tinternal LO Warning Controller Internal Voltage Reference Fault Cause Indication of controller internal voltage reference fault Trouble Possible causes shooting e Defective power supply for main controller e Defective main controller Accompanied alarms e AL 801 will be activated during FT or PTI test Trouble shooting 1 Check if there are other active sensor alarms Clear these alarms first using their trouble shooting 2 The main controller is defective Replace the main controller Criteria Internal temperature sensor below 40 C 40 F None Controller ad tog X Alarm JL Alarm light Consequence Log data nmm EET Active Inactive High limit Actual value A D channel The measured temperature is internal on the main controller and cannot be measured 180 of 227 pages CTAE SM APP D Operating and service manual 1 981 Tinternal HI Warning Controller Internal Temperature Sensor High Temperature Fault Cause Indication of controller internal temperature s
233. tion Check the cable and replace if it is defective 2 Measure resistance fase to ground must be above 2 MQ 3 The FC is defective and must be replaced If there is no FC replacement available the unit can be rewired for emergency operation See Emergency Operation p 50 Leakage current from outlets to ground of FC Current 3 A for more than 10 usec 0 00001 sec FC shut down Controller EM see DEAE DE emen Ss Fi ERN Slow flash Consequence Unit unt stop Alarm will be marked as inactive in alarm list when reset by FC Alarm may then be deleted Log data Active Inactive Freq FC 109 of 227 pages Operating and service manual 1 FC Overcurrent Alarm Cause Indication of problems with compressor Trouble Possible causes shooting e The compressor motor draws too much current A13 e Defective FC e Condenser blocked due to dirt and residue Accompanied alarms e One or more AL 5XX may also be active Check also these alarms before replacing anything Trouble shooting 1 The compressor motor draws too much current from the FC The motor may be jammed or defective 2 Turn off unit and wait 10 min before turning on the unit again 3 If the compressor cannot run or runs very short time before this alarm comes again the compressor is defective and must be replaced 4 If the compressor can run several min without alarm the FC may be defective and must be replaced if the a
234. tion on phase 3 for the unit excluding the compressor Value Shown in units of ampere 38 of 227 pages STAR COOL Operating and service manual 1 I27 Voltage between phase 1 and 2 Voltage phase 1 gt 2 Function Shows current voltage between phase 1 and 2 Value Units in volt I28 Voltage between phase 2 and 3 Voltage phase 2 gt 3 Function Shows current voltage between phase 2 and 3 Value Shown in units of volt I29 Voltage between phase 1 and 3 Voltage phase 1 gt 3 Function Shows current voltage between phase 1 and 3 Value Shown in units of volt I30 Phase direction Phase direction Function Shows current phase sequence Value Shown as CW or CCW or None Value is not user changeable If AL 423 No phase direction go to configuration FO5 for settings I31 Battery voltage Battery voltage Function Shows current Battery voltage Value Shown as voltage I32 Frequency Converter temperature FC temp Function Shows current converter temperature Value Shown in temperature scale C or F Switching by pressing D I33 Condenser fan speed Condenser fan Function Shows current speed for condenser fan Value Shown as OFF LO HI or OH overheat c Evaporator fan speed Evaporator fan Function Shows current speed for evaporator fan Value Shown as OFF LO HI or OH overheat I35 Evaporator heating Evaporator heater Function Shows current on o
235. tive Trouble shooting 1 Check that the cable FC com is connected and not damaged 2 If the alarm is then still active the FC is defective and must be replaced If there is no FC replacement available the unit can be rewired for emergency operation See Emergency Operation p 50 Criteria FC in the local mode Mcond Mevapi and Mevap2 fan motors forced to low speed Controller P p S See see D emet ewe em BERN Slow flash Consequence Unit Unitstop Alarm will be marked as inactive in alarm list when local mode is reset on frequency converter Alarm may then be deleted Log data d Active Inactivwe II LI 107 of 227 pages Operating and service manual 1 FC Short Circuit Alarm Cause Indication of defective cable compressor motor or FC Trouble Possible causes shooting e Short circuit on the FC power output A16 e Damaged cable and or plugs Accompanied alarms e One or more AL 5XX may also be active Trouble shooting 1 There is a short circuit on the compressor motor Mcpr terminals or in the motor Check the cable and replace if it is defective 2 The FC is defective and must be replaced If there is no FC replacement available the unit can be rewired for emergency operation See Emergency Operation p 50 Criteria Short circuit in compressor or its terminals Motor current has been above 40 Amp FC shut down Controller action Geen Sea e Alarm ligh
236. to find the defective heater see wiring schematics inside in the controller cabinet Replace the defective heater Criteria Evaporator heater has exceeded on current limit None Controller Elimination Alarm may then be deleted after test completed Log data 821 Hevap current OFF Alarm Evaporator Heater Off Current Fault Cause Indication of defective heater contactor or defective contactor driver circuitry Trouble Possible causes shooting e Defective heater contactor e Defective contactor driver circuit Accompanied alarms e N A Trouble shooting 1 Check the heater contactor for defects Replace the contactor 2 Check that the heater power cable are mounted correctly Criteria Evaporator heater has exceeded off current limit None Controller action Alarm light Slow fash Test failed Elimination Alarm may then be deleted after test completed Log data r 150 of 227 pages CUTAg n TTAR OQ Operating and service manual Valve leaks Alarm Indication of leakage of one or more of the valves or problems with the compressor Trouble Possible causes shooting e One or more valves have leaks defective Accompanied alarms e See other AL 84X alarms for valve failures Trouble shooting 1 Check and clear other valve alarms AL 84X Criteria Temperature indicates cooling None Controller action Alarm light Siow flash Test failed
237. ttery Voltage High Battery Voltage Controller Internal Voltage Reference Fault Controller Internal Voltage Reference Fault Controller Internal Voltage Reference Fault Controller Internal Voltage Reference Fault Controller Internal Voltage Reference Fault Controller Internal Voltage Reference Fault Controller Internal Voltage Reference Fault Controller Internal Voltage Reference Fault Controller Internal Voltage Reference Fault Controller Internal Voltage Reference Fault Controller Internal Voltage Reference Fault Controller Internal Voltage Reference Fault Controller Internal Voltage Reference Fault Controller Internal Voltage Reference Fault Controller Internal Voltage Reference Fault Controller Internal Voltage Reference Fault Supply voltage SUP6 SPM6 low Supply voltage SUP6 SPM6 HI r o a 906 908 VD rir ojo quo Ko Warning r o Q XO xo WIN Warning Warning Warning Warning Warning Warning Warning Warning Warning Warning Warning Warning Warning Warning Warning Warning Warning Warning Ko XO xo XO rm j oj ui VI Oo CJ v o Oo A 6 68 N NIN xo xo xo xo Flo Ko N N r o a 60 of 227 pages c St she SOO Operating and service manual 1 975 Warning 976 Warning 980 Warning 981 Warning 988 Powermeas calibration not possible Warning brat 989 Software test ver Software test version Warning ad Firmware update Failed to activate firmware Al
238. ues from 50 to 95 in 1 incre ments Default off O05 Datalog interval setting Datalog interval Function Setting of interval between loggings in the data log Setting the datalog interval to 60 min default value allows logging of data for over a year Value Interval set to 15 30 60 120 or 240 min Default 60 min Programs O06 Programs selection menu PROGRAMS Function Leads to the programs sub menu Value Go to the programs sub menu 40 of 227 pages STAR LOR Operating and service manual 1 PO1 PO3 Show select active program Active program Function Shows active program or activates selected program Attention Program set points have to be set before activating the program is activated Value Shown as None CT or MTS Press EI for 3 seconds to activate selected program or stop an active program by selecting None Values NONE CT and MTS Multiple Temperature Set points program MTS D01 D06 Settings per step Hours Set RH Function Settings for step 1 to 6 of the Multiple Temperature Set points program Value D01 D06 Step number 1 6 Hours Defines how many hours the temperature set point is used from 1 to 999 hours When set point from Set is in range the time starts Setting Hours to Off clears all settings in this step and the succeeding steps Set The set point temperature to use for this step Temperature change per hour ramp is fixed for cooling and change
239. uitry Trouble Possible causes shooting e Active alarms AL 124 AL 125 or AL 901 e Temperature sensor reading is out of valid range 60 C 76 F or above 140 C 284 F Accompanied alarms e AL 124 AL 125 or AL 901 may also be active Trouble shooting 1 If alarms AL 124 or AL 125 are active check their trouble shooting section first 2 Disconnect the sensor cable for sensor Tsuc from the connector on the main controller according to the wiring schematics inside in the control cabinet 3 If AL 901 is active see trouble shooting for AL 901 4 Measure the resistance between the two wires a If the resistance is out of range of the resistance and temperature in Tables p 201 the temperature sensor and cable are defective and should be replaced If the resistance is within range perform main controller check Tables p 201 before replacing main controller Value below alarm limit 60 C 76 F or above 140 C 284 F Value must be invalid for 30 sec for alarm activation Replacement by new value from AAS system Controller P y y action Alarm light Superheat control deactivation When sensor value becomes valid it is marked as inactive in the alarm list and may then be deleted Log data F Adiv Iactive II TI 82 of 227 pages STARK LOOL Operating and service manual 1 Tamb open Warning Ambient Temperature Sensor Open Circuit Cause Indication of loose connection
240. uivalent Hot gas valve Solenoid valve electronically controlled by the controller Moisture indicator Incorporated in receiver sight glass Material Brass acc to EN 12164 CW602N Solid copper tubes according to EN 12735 1 Pipe coating Primer Epoxy resin zf a120 Top coat Polyurethane resin Hipon 50 Electrical data Input power operational 3 x 360 V 460 V 50Hz 3 x 400 V 500 V 60 Hz Control circuit voltage 12 V DC AUX voltage AC 19 30 V AC 24 V AC Nominal Circuit Breaker Contactors Nominal 9 amp at 40 C 104 F amp 400 volt a 7 amp at 70 C 158 F amp 520 volt Fuses Control circuit supply 0 4 A tube fuse Power plug Type CEE 17 4 pole with earth 32 amp 400 460 V 50 60 Hz Power Cable 4 x 2 5 mme 450 750 V PU sheath Length colour 18 m Yellow Temperature Range 37 C to 90 C 34 6 F to 194 F 24 of 227 pages Operating and service manual 1 USDA socket requirements Rear left side 3 pieces 1 cargo sensor Deutsch HD 10 female socket Tin Plated Evaporator fan motor Grundfos ABB Enclosed non vented dahlander motor 071B14 Stainless steel X20CrNi172 2 3 phases 400 460 Vac 50 60 Hz 0 45 0 07 kW at 460V 60 Hz Thermistors Speed Dual speed Dual speed 3460 2850 rpm 60 50 Hz 3430 2890 rpm 60 50 Hz 1760 1425 rpm 60 50 Hz 1750 1440 rpm 60 50 Hz Counter clockwise when viewed from shaft end Permanently lubri
241. un to verify full functionality of the unit and performance test at dif ferent set point temperatures Value CA For starting PTI test select either NORMAL or SHORT via CH or V and press which initiates the test The PTI test is automatically terminated in case of no errors Finally temperature set point will be set to the same value as before test initiation TO2 Function test start Function test Function Start function test runs to verify full functionality of the unit without performance tests Value 33 of 227 pages ei 7 1 Es de ei 0 0 DH Operating and service manual For starting function test START must be highlighted by pressing e Pressing e once more initi ates the test TO3 Abort the running test Abort the test Function Stop the running PTI or function test Value To stop the running test STOP must be highlighted by pressing e Pressing e once more stops the test T04 Test status Test status Function Shows the status of the last running test Value The value depends on the function running For PTI the values can be RUN for running PASS for test passed successfully ABORT for test aborted by a user FAIL for a failing PTI test see the alarm list for specific reason TO5 Test result 10 Init 10 Init Function Shows the status of the test initialization This test is always done Value if not done yet RUN if still running test PAS
242. upply for main controller is not sufficient e Main controller defective Accompanied alarms e Check for AL 951 up to AL 996 e There may be other accompanied alarms Trouble shooting 1 See trouble shooting for accompanied alarms If none appears then proceed with 3 2 Clear other active sensor alarms 3 The power supply or power cable for main controller defective Measure voltage for the main controller a If voltage is OK the main controller is defective and main controller must be replaced Measure voltage for all sensors Should be between 4 80 V DC and 5 20 V DC for temperature and pressure transmitters Humidity sensor must be between 12 00 V DC and 34 00 V DC If not OK the sensor or cable is defective Replace sensor Measure outlet on transformer between T3 and T4 Correct range 15 30 V AC 24 30 V AC Measure between T5 and T6 Correct range 18 86 V AC 30 00 V AC If within range transformer is OK d Replace main controller Criteria One or more of the internal reference voltages are out of limits FC will soon trip with AL 516 and stop compressor Controller P P P action Alarm light Slow Rash Test failed Elimination Alarm may then be deleted after test completed Log data 145 of 227 pages Operating and service manual 1 Unit idle overcurrent fault Trouble Possible causes shooting e There is a short circuit in the main controller e The power module PCB is defective
243. using their trouble shooting 2 Access the special menu by pressing Ki for more than 3 sec Scroll down until you see the label U AirEx in the display The value of U AirEx should be in the range between 4 50 V DC and 5 5 V DC While displaying U AirEx remove the connector at AirEx potentiometer f U AirEx is now inside the correct above range 4 50 5 50 V DC the AirEx potentiometer is defective Replace the AirEx potentiometer If U AirEx is still outside the above range proceed to next step While displaying U AirEx disconnect AirEx from the terminals according to wiring schematics inside in the control cabinet f U AirEx is now inside the above range the cable for AirEx is defective Mount connector correctly or replace connector cable for AirEx If the correct voltage is measured at X22 and at X23 then circuit is defective Replace the main controller Criteria Reference voltage AirEx below 4 50 V DC None Controller action ERU tog x DE mm Less accurate readings from measurement Alarm will be marked as inactive in alarm list when supply voltage is correct Alarm may then be deleted Log data g Active Inactive Low limit High limit Actual value A D channel 173 of 227 pages TTAR he Ot Operating and service manual 1 AirEx sens sup HI Warning Controller Internal Voltage Reference Fault Cause Indication of controller internal voltage reference f
244. vap cur HI speed Mevap current OFF Evaporator Motor Off Current Fault Mevap direction Not implemented yet FC Phase Loss Fault Warning FC Current Limit Fault Warning FC Overload Fault Warning FC Setup Fault Warning FC Undefined Alarm Warning Warning Warning Warning Warning U1 U1 UI N N Ui FC has tripped and stopped Log Wu CD CH LA e ojo eo Ny s Alarm Alarm Alarm Alarm 0 Fatal Alarm Warning Alarm Warning Warning Fatal Alarm N oj oj jojo WIN rFlo u Fatal Alarm Warning Warning Alarm FC missing Can only be seen in Star View Reduced communication with display Communication to power module is missing NIN eo ojo N m 2 Communication to power module missing RH sensor is missing Warning Alarm M CJ e Alarm Alarm Alarm Alarm Function Test Fault Controller Internal Voltage Reference Fault Unit Idle Overcurrent Fault Evaporator Motor Low Speed Current Fault m Co LA e Co eo Ul Evaporator Motor High Speed Current Fault Alarm Alarm Alarm 59 of 227 pages WI 4 A X A 3 2 d Operating and service manual 815 Mcond cur LO speed Mcond cur HI speed 817 Mcond current OFF 20 Hevap current ON 2 Hevap current OFF 4 Valve leaks 42 Expansion valve 4 Economizer valve 4 Hot gas valve Cpr pump down 46 FC check 5 PTI test failed 5 PTI Tset 5 860 PTI Tset O 7 PTI defrost 880 PTI Tset 18 9 Co Co
245. ve see trouble shooting for AL 901 4 Disconnect the sensor cable for sensor Tsup1 from the connector on the main controller according to the wiring schematics inside in the control cabinet 5 Measure the resistance between the two wires a Ifthe resistance is out of range of the resistance and temperature table Tables p 201 the temperature sensor and cable are defective and should be replaced b If the resistance is within range perform main controller check Trouble shooting for Star Cool main controller p 56 before replacing main controller Value is below alarm limit 609C 76 F or above 140 C 284 F or difference between Tsupi and Tsup2 is more than gt 1 C 34 F for 30 min Value invalid for 30 sec for alarm activation Replacement by new value from AAS system Controller P y d y action Alarm light Deteriorated control precision in the chill mode When sensor value becomes valid it is marked as inactive in the alarm list and may then be deleted Value must be valid for 60 sec to set alarm inactive Log data Active inactive II TI 67 of 227 pages Operating and service manual 1 106 Tsup 2 open Warning Supply Air Temperature Sensor 2 Open Circuit ge Indication of loose connection defective or lack of supply air temperature sensor Trouble Possible causes shooting e Temperature sensor Tsup2 or its cable defective e X24 and X25 cable is defective e Main controller
246. weld product 550 or Castolin RB 5283 Soldering flux Due to the high content of Phosphor in the soldering rod no flux is needed For Copper Stainless connections for water cooled condenser and economiz er Soldering rod L Ag40Cd according to DIN 8513 or B Ag 1 according to AWS A 5 8 Example for product name Chem weld product 511B or Castolin 1802 or 1802 F Soldering flux F SH 1 according to DIN 8511 or FB 3A according to AWS A 5 31 Example for product name Chem weld product 110 or Castolin 1802 N Atmosin 2 Use wet cloths to protect sensitive valves and other equipment against heat input during soldering and desoldering 3 Use inert back gas as Nitrogen N2 during soldering and desoldering Tables Datalog description Explanations of datalog loggings Temperatures are stored in C and are converted to Fahrenheit on retrieval or listing on the dis play Pressures are stored in BarE and are converted to Psi on retrieval The logged data in the data log can be seen e On the display menu L01 the viewable temperatures are listed e On the display menu L03 the logged temperatures can be viewed graphically e Retrieved via the program RefCon and the RMM modem and the powerline e Retrieved via a program LogMan on a PSION pda using the retriever socket e Retrieved via the StarView program using the retriever socket Data o wme vie Diet i Tsupplytemperature Temperature
247. y be sensor alarms e AL 801 will be activated during FT or PTI test Trouble shooting 1 Check if there are other active sensor alarms Clear these alarms first using their trouble shooting 2 Check voltage level of 24 V DC and 5 V signals to see if power supply has an open circuit or other damages If voltages are OK the main controller is defective Replace main controller Criteria Reference voltage above 5 50 V DC None Controller action tog x Mam mm Less accurate readings from measurement from sensors X22 and X23 Alarm will be marked as inactive in alarm list when supply voltage is correct Alarm may then be deleted Log data men Hum Active Inactive High limit Actual value A D channel The measured voltage is internal on the main controller and cannot easily be measured 170 of 227 pages Operating and service manual 1 AirExMot sup LO Warning Controller Internal Voltage Reference Fault Cause Indication of controller internal voltage reference fault Trouble Possible causes shooting e Defective power supply for main controller e Defective sensor pulling power supply down e Defective main controller Accompanied alarms e There may be sensor alarms AL 3XX e AL 801 will be activated during FT or PTI test Trouble shooting 1 Check if there are other active sensor alarms Clear these alarms first using their trouble shooting 2 Access the special menu by pressing Ki for
248. ying U Psuc disconnect Pdis from the terminals according to wiring schematics inside in the control cabinet If U Psuc is now inside the above range the cable for Psuc is defective Mount connector correctly or replace connector cable for Psuc If the correct voltage is measured at X22 then circuit is defective Replace the main controller Criteria Reference voltage Psuc below 4 50 V DC None Controller SE nee Ho ERT Alarm light Consequence Less accurate Less accurate readings from measurement from measurement Alarm will be marked as inactive in alarm list when supply voltage is correct Alarm may then be deleted Log data g Active Inactive Low limit High limit Actual value A D channel 168 of 227 pages Operating and service manual 1 Sei Psuc sens sup HI Warning Controller Internal Voltage Reference Fault Cause Indication of controller internal voltage reference fault Trouble Possible causes shooting e Defective power supply for main controller e Defective main controller Accompanied alarms e There may be sensor alarms e AL 801 will be activated during FT or PTI test Trouble shooting 1 See Trouble shooting for AL 963 Criteria Reference voltage Psuc above 5 50 V DC None Controller SE eessen D E Alarm light Consequence Less accurate Less accurate readings from measurement from measurement Alarm will be marked as inactive in alarm l
249. youms 99 me Xp Uma oJ zt WEI p Shep seen ern l e USR zi vg NI H3MOd EM 226 of 227 pages OL L 9H LLPO9SLSZS N d s e soluo1oe e urepo1 oneuieuos BuuiM I 89AO v0LO9SILGS8 999S 1007 FH AVLS vi sk Ln 1 Operating and service manual et dens xog 1ej o4u02 episino xog Ja JONUOD episuJ ke ka Lag st LO CON oo J4 p oopr 3 Z pUoo 91 9MV S v o Sc o Sie alg SS l SIE gQ E HOA gG 9de 9H VWG GdensH gt pde oH Vt Ede oH SSN BE pUEASH BSS VE EGEASH ae cdensH Ve 1densH gi zdenoH RSS Vr EGEASH SS H9 9dEASH SS V9 GdEASH a mo V VS GdeA8H gr rde oH Vt EdeneH g rde eH VC LdeA3H gi zdenoH g9 9de eH V9 Sde eH o S gw SR o o 3 3 Di o x ZLOMV xy uMd 24 91

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