Operating and service manual Controlled Atmosphere
Contents
1. are T al i 7 K 8 Ob k I L d SA 7 l ui IA STAR LOOL Cool Thinking Version 810800A Jan 2010 14 12 09 15 54 Omslag indd 2 STARK COOL Operating and service manual Controlled Atmosphere Preface The Star Cool CA is a controlled atmosphere system designed to prolong the shelf life of perisha bles by regulating the internal atmosphere of the container The container s atmosphere obtains the desired gas composition based on entered set points for O2 and CO2 via the controller The desired atmospherical composition of the gas serves to lower the respiration of the perishables and thereby providing a prolonged shelf life ATTENTION Due to regulation of the cargo atmosphere during transport oxygen level may be low and or carbon dioxide level high inside the container Please check gas levels and flush with fresh air before entering and unloading Exposure to low oxygen high car bon dioxide may cause loss of consciousness and suffocation This version of the manual is dated January 2010 edited by Maersk Container Industry AS All rights reserved This user s manual is valid for software version 0345 or newer versions The information herei2. Tightening torgues for M6 screws at vacuum pump console 6 Nm Tightening torgues for plugs and heating element 15 Nm Heating element 17 STAR le Operating and service manual Controlled Atmosphere CA related alarms Alarm list Id Display text Description Alarm type 30 Tpump open Warning 31 Tpump short Warning 32 Tpump invalid Warning 2 Pressure sensor alarms 11 Pmem open Warning Pmem short Warning 13 Pmem invalid Warning O KA l A ke NTN KA NO l Kk N 3 Other sensor alarms 310 CO2 invalid CO2 sensor communication missing larm 313 102 invalid O2 sensor communication missing Alarm 4 Power alarms 03 6 Operations alarms 650 Alarm 5 Alarm 52 Vacuum fault The pressure sensor measures high pressure in Alarm the vacuum system 5 Mpump temp low Vacuum pump operating temperature is low Alarm 54 Mpump temp high Motor for vacuum pump is overheated Alarm 656 Vacuum pump needs oil change Warning 7 Communication alarms 740 CO2 sensor is missing or communication lost Alarm missing 750 CA module missing CA module is missing or communication lost aN arning OY O OD LA O Alarm 760 02 sensor missing O2 sensor is missing or communication lost Alarm 8 Test alarms 2 Hpump current ON Heat vacuum pump too high or too low 27 Hpump current OFF Current in off position is too high Alarm 831 Pmem sensor Pmem above or below 1000 mBar 50 50 after
3. Pmem open Warning Vacuum pump pressure transmitter open circuit Indication of loose connection defective or lack of vacuum pump pressure transmitter Trouble Possible causes shooting Connector Pmem not correctly mounted Pmem transmitter defective Cable for Pmem transmitter defective X77 is defective Controller module SSC6 CA defective Accompanied alarms e AL 213 Trouble shooting 1 Disconnect the cable for Pmem on the controller module SSC6 CA according to the wiring schematics inside the control cabinet and from the pressure transmitter a Check that the connector is mounted correctly b Check the cable measure the resistance in the cable If the cable is defective replace cable c Mount the cable for Pmem in controller cabinet and on the transmitter Disconnect signal wire on controller module SSC6 CA Measure voltage between wire and GND on controller module SSC6 CA 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 d Mount signal wire Measure voltage between SIGNAL and GND NSK If the voltage is between 0 37 V DC and 4 0 V DC and this alarm is still active replace controller module SSC6 CA C prem gt 1164 mear Replacement by new value from AAS Controller action Alarm light No consequence as to control When transmitter value becomes valid it is marked as inactive in the alarm l
4. Alarm Mpump off for 300 sec CO2 sensor No reading or value above 1 Alarm O2 sensor No reading or value out of range Alarm 834 Mair open Readings for fresh air valve position is outside Alarm specified range 35 Mair closed Readings for fresh air valve position is outside Alarm specified range mem vacuum Unable to create vacuum Alarm mem ambient Not measuring Pmem pressure 1000 mBar Alarm 50 50 mBar 38 Mpump ON current Current failure Alarm 3 Mpump OFF current Current in off position is too high Alarm 890 PTI Tset 13 Unable to reach set point 13 C 55 F within 3 Alarm hours and staying in range for 30 min LO GU LO GO C0 UJ W N LA LO 00 LA Oh U CO LA N U LO LO LD gt Q 7 18 STARK COOL Operating and service manual Controlled Atmosphere Temperature sensor alarms 1XX 130 Tpumpopen Warning Vacuum pump temperature sensor open circuit Cause Indication of loose connection defective temperature sensor Trouble Possible causes shooting e Temperature sensor Tpump or its cable is defective e Controller module SMC6 is defective Accompanied alarms e AL 132 Trouble shooting 1 Disconnect the sensor cable for sensor Tpump from the connector on the controller module SMC6 according to the wiring schematics inside in the control cabinet Measure the resistance between the two wires a If this resistance is more than 1 5 MQ the cable or the s
5. 3 on X10 and between 2 and 3 on X75 a If there is no signal The controller module SSC6 CA is defective and must be replaced b If there is signal The CO2 sensor is defective and must be replaced Criteria si Communication with CO2 sensor not possible Run pump 40 Controller action CO2 level can not be regulated When sensor value becomes valid it is marked as inactive in the alarm list and may then be deleted Log data Active Inactive ooo oo LI 25 STARZ COOL Operating and service manual Controlled Atmosphere Description 02 sensor communication missing Cause Indication of defective O2 sensor or lack of or improper connection Trouble Possible causes shooting Communication with O2 sensor is missing COMRH cable RH cable and or COMCA cable is defective Defective O2 sensor Controller module SMC6 and or controller SSC6 CA is defective Accompanied alarms e AL 310 AL 302 and or AL 760 See service manual Trouble shooting 1 Verify that cable O2 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 Criteria si Communication with O2 sensor not possible Open airex 4 action log JN J em x Alarm light _ Slow flash O2 level can not be regulated When sensor value becomes valid it i
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7. appear Wait for O2 level to reach 21 2 before entering Close air module and clear AL 834 oe STARK COOL Operating and service manual Controlled Atmosphere General specification Additional components to a standard unit O L Ei L Fresh air motor O2 sensor CO2 sensor Vacuum pump Membrane Vacuum hose Fresh air module incl motor Supply 12 24 V DC CO2 sensor CO2 0 5 0 1 O2 sensor Operating range 0 21 Accuracy At O2 3 0 5 temperature ranges from 1 15 C Supply 8 15V DC Output RS 485 Pressure transmitter Temperature sensor 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 Vacuum pump including heating element Capacity 16 m h at 50 Hz and 19 m h at 60 Hz Supply 3 phase AC 50 Hz 340 460 Volts and 60 Hz 400 520 Volt Oil type amount Anderol FGC 32 0 35 L STARK COOL Operating and service manual Controlled Atmosphere CA control module Controller module SSC6 CA Membrane filter Gas separation membrane 410 x 165 centre hole 934 1 CO2 capacity removal 130 L h when 5 CO2 Vacuum hose STAR LOOL Operating and service manual Controlled Atmosphere Menu structure MAIN PAGE AIR EKCHANGE 888m gt h Press X to leave PROGRAMS P01 Active pro
8. defective pump Trouble Possible causes shooting e Vacuum pump motor is overheated e Vacuum pump is defective or jammed Accompanied alarms e N A Trouble shooting 1 Inspect if the fan for the vacuum pump can turn freely If it cannot turn remove any obstacle Inspect that the vacuum housing is not blocked Inspect that there is oil in the pump Inspect that heating element is turned off Inspect that the temperature sensor Tpump is installed correctly If none of the above solves the problem and the pump seems to be more than 115 C 239 F replace vacuum pump Eriteria Tpump gt 115 C 39 F Stop vacuum pump Alarm ight The CA system will not be able to remove CO2 from the container Elimination AL 654 will become invalid when temperature decreases Log data arrn Active Inactive High limit CC Controller action 32 STARK COOL Operating and service manual Controlled Atmosphere 656 Mpump service Warning Vacuum pump needs oil change Cause Pump runtime gt 2000 h Trouble Possible causes shooting e Pump runtime gt 2000 h Accompanied alarms e None Trouble shooting Replace vacuum pump oil and filter Filling 0 35 L Run vacuum pump in 6 min manually Check if oil is clean if not shift oil again and go to 2 When oil is still clean after running in 6 minutes press the alarm for 10 sec then the alarm will become inactive Press again to delete service alar
9. 3 Make sure service hatches are in perfect condition and installed correctly 4 Inspect the fresh air module to ensure it is in perfect condition Make sure the butterfly is operational and that the valves are intact 5 Check drain hose for any damage 6 Make sure lead ins cables and vacuum hose are intact 7 Check oil in the vacuum pump After ensuring steps 1 7 the unit is now ready for PTI Three types of pre trip inspections are available for the Star Cool CA unit Full PTI Short PTI and CA PTI Please see Star Cool service manual for descriptions on Full PTI and Short PTI Function test Two function tests are available for the Star Cool CA unit STD and CA The CA function test has the following steps 1 STD function test 2 CO2 sensor test 3 02 sensor test 4 AirEx motor test Operation Set points CO2 and O2 set points are entered in the menu structure O07 an 008 O2 levels below 2 can not be entered CO2 levels below 5 can not be entered Level readings O2 and CO2 concentrations can be viewed in the menu structure 103 and 104 The membrane pres Sure can be viewed in the menu structure 118 this displays the vacuum level created Vacuum pump oil temperature can be viewed in the menu structure 136 Manual mode The AirEx motor can be activated in manual mode in the menu structure MOO 0 Valve closed 10 STARK COOL Operating and service manual Controlled Atmosphere 100 Valve open T
10. A function on off If the setpoints for O2 and CO2 is set to OFF the CA function is turned off Additional menu information for CA In addition to the standard log the following information can be viewed in the log Please note that it will take approx 5 minutes before CO2 and O2 can be viewed in the display 103 02 level Function Shows the O2 level Value An actual value of the O2 level inside the container I04 CO2 level Function Shows the CO2 level Value An actual value of the CO2 level inside the container I18 Membrane pressure Function Membrane pressure Value Actual vacuum pressure between vacuum pump and membrane Under normal conditions 40 100 mBar StarView enables the display of the following additional information O07 02 set point Function O2 set point Value 008 CO2 level Function CO2 set point Value STARK COOL Operating and service manual Controlled Atmosphere Data log CA CA Input Input Input Prem put Application Control Control Control JAE 1 j ch Title Info displayed Warning Do NOT enter the container including opening the service hatches when the oxygen level is below 20 9 equal ambient air Human response to oxygen low atmosphere Oxygen content of Air Symptoms of a person exposed 20 9 Level in ambient air no effect 15 19 May impair coordination and may induce early symptoms in persons who have coronary pulm
11. E Fh MO 2G g dundi pt 2 S ey T enig SM antes pa e ZN l ng HA SC Se Le a S Se OTN dt anjal a Hd 5 Te ena te heH Je 7 Dig EN th 9 ONG aNd _9 5 y EN S 2 z als db ON ONE y Sig a Ne AND ay yee ONG S R S 9 HMd YMaf I f IH deue lo oS R osn ee z loue ano II SLY ou XI gt SS aNg Y wo C 2 2 da A ui as Adr Fag enal tw 2 So do awel Y ONS aN9 v yO EN To g TLAN e 19 HM HMd S i JE HEEN RE BUA ae 9 Love anol 9 S RE 6LX ee Cn L TONS HMd eut Bie YMd z d seen SIN Zu LEX UC X 1010 J EAE E aa en a dena Gef dl Z ons a ie LOI II H te T NG gt G SI i z FITT s Dee w d ses d Sp Z den n eg M gov INO 47 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 Guideline Order procedure Purchase spare parts for the Star Cool reefer machine fast and reliable via the internet Customers service providers and other repair shops order directly from Star Cool Vessels shall contact the relevant customer shipping line for ordering All orders are placed centrally with Star Cool where our staff will assign the order to the distribution centre located closest to the required delivery address and arrange shipment from there To be able to order spare parts from www starcool dk please register at the site
12. Evaporator fan I35 Evaporator heater I36 Pump temperature OPERATION 001 Setpoint 002 OUEST 003 Airflow mode 004 Humidity setpoint 005 Datalog interval 006 PROGRAMS gt 007 02 setpoint 008 CO2 setpoint 009 Active application ALARM A01 Alarm text A02 A16 SERVICE s01 MANUAL OPERATION gt s02 DATALOG VIEW gt s03 TIME ADJUST gt S04 RUNTIME COUNTERS gt S05 CONFIGURATION gt PRE TRIP INSPECTION T01 PTI test T02 Last T03 Function test T04 Abort the test T05 Test status TPU 6 10 Init T07 20 Controller T08 30 Power T09 40 Evap fan T10 50 Cond fan T11 60 Evap heater T12 70 CA T13 80 Compressor T14 90 FT status T15 105 T set 13 C T16 100 T set 5 C T17 110 T set 0 C T18 111 Hold 0 C T19 120 T set 18 C T20 130 Defrost T21 140 PTI status ROL R02 R03 R04 R05 R06 R07 RUNTIME COUNTERS Unit Compressor Evaporator fan Condenser fan Evaporator heater Airex motor sw times Vacuum pump F01 F02 F03 F04 F05 F06 F07 F08 F09 F10 CONFIGURATION Container Software version FC type FC ID Phase detection AirEx calibration Low pres type High pres type Main PCB Model code STARK COOL Operating and service manual Controlled Atmosphere Setpoints Setpoints are entered via the operation menu O2 range 3 21 CO2 range 5 12 Setting setpoint O2 level is set in O07 and CO2 level is set in O08 Menu structure C
13. K e e lt e el E e e a SZ d D mee L G G CH i ie Il Pd Wie CH Sie ek Vi nee BUM ee ee E A d LE LEER Ene ee ae ae ae ae ae oe ae Ge ne ae ae ae ae ae Ie I HE I Yf SEES d Ka ore di d wl oe P P ae os Problem area if reading above 30 mBar Problem area if reading below 30 mBar Problem surrounding the vacuum hose In case of a defective vacuum hose 1 Check hose for leaks Repair or replace 2 After repair or replacement of the vacuum hose perform container leak test see p 13 K E Z TP set mt d 12 SARK COOL Operating and service manual Controlled Atmosphere Problem located at membrane 1 Ensure vacuum hose is connected correctly 2 If this does not solve the problem replace membrane Please note that this step by step only resolves one leak in the system and may need to be repeat ed until the leak is fully terminated See container leak test p 13 imple trouble shooting vacuum pump controller module SSC6 CA Check contactor coil KO9 Measure wirering see wire diagram Measure bi metallic switch optional component If no connection replace switch Pull contactor KO9 manually If pump starts replace controller module SSC6 CA Pull contactor KO9 manually If pump does not start replace the pump fe al Container leak test A container leak test needs to be performed when e After replacing vacuum hose After replacing wiring going through the unit Af
14. O EAN pa ae ae OO 36 SARK COOL Operating and service manual Controlled Atmosphere Test alarms 8XX 826 Hpump current ON Alarm _ Heat vacuum pump too high or too low Cause Measured current is too high or too low when heater is turned on Trouble Possible causes shooting Not connected according to wiring schematic Loose connections Defective cables Defective heating element Defective controller module SSC6 CA Accompanied alarms e AL 800 AL 805 AL 810 AL 811 AL 812 AL 813 AL 815 AL 816 AL 817 AL 820 and AL 821 may also be active Trouble shooting Check connection according to wiring schematic Defective heating element see AL 653 Check supply ampere reading and compare with display reading If reading approx 10 times normal value replace controller module SMC6 Criteria si Current lt Imin 0 5 U 973 2 or current gt Imax 1 5 U 973 2 None Controller action Elimination Alarm may be deleted after test complete Log data 37 STAR LOOL Operating and service manual Controlled Atmosphere Hpump current OFF Alarm _ Current in off position is too high Cause Measured current is too high when heater is turned off Trouble Possible causes shooting e One or more contactors defective e Defective controller module SSC6 CA Accompanied alarms e AL 800 AL 812 AL 817 AL 821 and AL 828 may also be active Trouble shooting If no accompanied alarm
15. able for sensor Tpump from the connector on the controller module SMC6 according to the wiring schematics inside in the control cabinet Measure the resistance between the two wires a If the resistance is less than lt 230 9 the cable or the sensor is defect replace sensor cable b If the resistance matches the resistance and temperature in Tables Star Cool Manual the temperature sensor and cable are OK Measure the voltage over the connector for Tpump 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 Star Cool Manual b If the voltage is outside the above range the controller module SMC6 is defect or other sensors may be defect and pulling the voltage down Check other alarms and see Trouble shooting for Star Cool Main Controller Star Cool Manual before replacing controller door Criteria si Value above high alarm limit 140 C 284 F None action Alarm light It is not possible to control the heating element in the vacuum pump When sensor value becomes valid it is marked as inactive in the alarm list and may then be deleted Log data 20 STARK COOL Operating and service manual Controlled Atmosphere 132 Tpump invalid Warning Vacuum pump temperature sensor invalid Cause Indication of defective temperature sensor or its measuring ci
16. ansmitter or connection between transmitter and cable is defective If voltage is between 0 37 V DC and 4 0 V DC continue to d Mount signal wire Measure voltage between SIGNAL and GND NSK If the voltage is between 0 37 V DC and 4 0 V DC and this alarm is still active replace controller module SSC6 CA Criteria si Pmem out of range for more than 30 sec Replacement by new value from AAS system action Alarm light When transmitter value becomes valid it becomes marked as inactive in alarm list may then be detected Value must be valid for 60 sec to set alarm inactive Log data Active Inactive o y O 24 SARK COOL Operating and service manual Controlled Atmosphere Other sensor alarms 3XX CO2 sensor communication missing Cause Indication of defective CO2 sensor or lack of or improper connection Trouble Possible causes shooting Communication with CO2 sensor broken Defective CO2 sensor COMRH cable RH cable and or COMCA cable is defective Controller module SMC6 and or controller SSC6 CA is defective Accompanied alarms e AL 740 Trouble shooting 1 Verify that cable CO2 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 Measure with a multimeter that there is a small DC signal between 2 and
17. closed 70 95 None Controller action Can not pass PTI Elimination Alarm may be deleted after test complete Log data 40 STAR COOL Operating and service manual Controlled Atmosphere Description Unable to create vacuum Cause Leakage or low performance vacuum pump Trouble Possible causes shooting e Pump not running e Leakage involving membrane hose and or connections e Low performance from vacuum pump Accompanied alarms e AL 652 AL 654 AL 656 and or AL 838 Trouble shooting 1 Check if pump is running if not see accompanied alarms for trouble shooting If pump is running perform Vacuum system test on page 11 If pump is still not able to create vacuum inspect shovels inside the vacuum pump for damage Criteria Unable to reach 20 mBar lt Pmem lt 100 mBar None Controller action Can not pass PTI Elimination Alarm may be deleted after test complete Log data Pmem ambient Alarm Not measuring Pmem pressure 1000 mBar 50 50 mBar Cause Actual pressure measurement out of range Trouble Possible causes shooting e Pmem defective Accompanied alarms e AL 211 AL 212 and or AL 213 Trouble shooting 1 See trouble shooting for accompanied alarms Criteria si Unable to reach Pmem 950 mBar lt Pmem lt 1050 mBar None Controller action Can not pass PTI Elimination Alarm may be deleted after test complete Log data 41 STAR LOOL Operating and servic
18. comes valid it is marked as inactive in the alarm list and may then be deleted Log data eg 29 STARK COOL Operating and service manual Controlled Atmosphere 652 _ Vacuum fault Alarm _ The pressure sensor measures high pressure in the vacuum system Cause The vacuum system might have a leak or the pressure sensor is defect Trouble Possible causes shooting e Leak in vacuum system or membrane e Defective pressure sensor e Vacuum pump is defective Accompanied alarms e AL 403 Trouble shooting 1 If AL 403 is active see trouble shooting for AL 403 If AL 652 does not turn inactive proceed with 2 2 The vacuum pump is not running a Check if the bi metallic switch is connected according to the wire schematic X78 b Push the contactor in the control cabinet if the pump is then activated replace controller module SSC6 CA If the pump is not running when pushing the contactor check contactor and vacuum pump 3 The vacuum pump is running a Perform Vacuum system test on page 11 b Check entire system for air leaks If no air leaks found then replace the pressure sensor c If replacement of pressure sensor shows no difference replace membrane Criteria Pump on gt 5 min AND Pmem gt 135 mBar in 15 min and CO2act gt CO2set 2 None Controller action Alarm light Consequence If the system can not achieve low pressure the membrane does not work and therefore not able to ex
19. cuum pump and controller module SSC6 CA p 13 If vacuum pump activates proceed to 3 3 Disconnect the vacuum hose at the vacuum pump and plug the vacuum pump inlet a If the pressure is above 30 mBar proceed to 4 11 STARK COOL Operating and service manual Controlled Atmosphere b A pressure below 30 mBar indicates the vacuum pump is OK proceed with the following Connect the hose to the vacuum pump again and ensure the connection is tight 4 Install a manometer at the transmitter inlet and ensure the reading is similar to the display reading If not the pressure transmitter is defect If pressure is OK change the vacuum pump Go to menu structure M10 and turn on the vacuum pump If the vacuum fault alarm is still present 2 options from here If unit is in operation with cargo Do nothing Either the membrane or the connection to the membrane is leaking It is not possible to correct this fault during operation due to low oxygen level inside container A Do not enter the container including opening the service hatches when oxygen level is below 20 9 Empty container Disconnect the vacuum hose at the membrane and plug the hose Go to menu structure M10 and turn on the vacuum pump If readings are Above 30 mBar see p 12 Problem surrounding the vacuum hose below 30 mBar see p 13 Problem located at membrane Vacuum pump CA membrane CNN EC EE E Gi 2 Ge ONE OO d EEN GA d d e
20. e manual Controlled Atmosphere Mpump ON current Alarm _ Current failure Cause Uses less or more current than specified Trouble Possible causes shooting Bad power connection or supply Jammed or damaged vacuum pump Low performance from vacuum pump due to worn out bearings and or lack of lubricant Accompanied alarms e AL 654 AL 656 and or AL 836 Trouble shooting 1 Run pump manually and observe current 1 Check oil lubricant and perform service if necessary Criteria si Unable to reach Pmem 1000 mBar 50 50 mBar None Controller Elimination Alarm may be deleted after test complete SOS 839 Mpump OFF current Alarm Current in off position is too high Cause Measured current is too high when vacuum pump is turned off Trouble Possible causes shooting e One or more contactors defective e Defective controller module SSC6 CA Accompanied alarms e AL 800 AL 812 AL 817 AL 821 and AL 828 may also be active Trouble shooting If no accompanied alarms check K9 If K9 is defective replace If accompanied alarms are present replace contactor Check supply ampere reading and compare with display reading If reading approx 10 times normal value replace controller module SMC6 None Controller action Can not pass PTI Elimination Alarm may be deleted after test complete Log data 42 STARK COOL Operating and service manual Controlled Atmosphere PTI Tset 13 Alarm Descri
21. easurement is OK If the alarm after 30 sec is still active on the display the controller module SSC6 CA is defect replace controller module SSC6 CA If the voltage is outside the range controller module SSC6 CA is defect or another error might affect the voltage Check other alarms before replacing controller module SSC6 CA Criteria si Value above high alarm limit 10K Ohm Vacuum pump is stopped until alarm is removed Controller tio Extraction of CO2 is stopped When overheating stops alarm will be marked as inactive in alarm list and may then be deleted Log data Active Inactive Tuah limit Present O OZO O O OO O O O 27 STARK COOL Operating and service manual Controlled Atmosphere Operation alarms 6XX Description O2 sensor measures low O2 level in container Cause The system is not able to vent fresh air into the container Trouble Possible causes Shooting Automatic Fresh air defect 02 sensor defect Trouble shooting 1 See if automatic Air Exchange is open a If not open Open the manual fresh air damper until O2 level rises above O2 set point 2 See if vacuum pump is running a If the pump is running it will in time make sure there is enough O2 in the box Open the damper to accelerate this open it until O2 level is higher than O2 set point b If pump is not running open Air Exchange on 30m h Criteria si O2 level lt 02 set point 0 3 02 set point R 40 Co
22. ensor is defect replace sensor and cable b If this resistance matches the resistance and temperature in Tables Star Cool manual the temperature sensor and cable are OK Measure the voltage over the connector for Tpump It should be between 3 2 and 3 4 V DC a If the voltage is within the specified range connect sensor again Measure the voltage over the sensor and check voltage temperature according to Tables Star Cool manual b If the voltage is outside the above range the controller module SMC6 is defect or other sensors may be defect and pulling the voltage down Check other alarms and see Trouble shooting for Star Cool Main Controller Star Cool manual before replacing controller door Criteria si Value below low alarm limit 35 C 31 F None Controller action Alarm light It is not possible to control the heating element in the vacuum pump When sensor value becomes valid it is marked as inactive in the alarm list and may then be deleted Log data mrs Active Inactive High limit Current 19 STARK COOL Operating and service manual Controlled Atmosphere 131 Tpump short Warning Vacuum pump temperature sensor Short circuit Cause Indication of short circuited temperature sensor Trouble Possible causes shooting e Temperature sensor Tpump or its cable defective e Controller module SMC6 defective Accompanied alarms e AL 132 Trouble shooting 1 Disconnect the sensor c
23. gram P02 Multi Temp setp gt P03 Cold treatment gt COLD TREATMENT B01 Duration B02 Maximum USDA temp B03 Treatment setpoint B04 Final temperature B05 CT status MULTI TEMP SETP Hour Set SR DOL OFF 0 0 OFF DO2 OFF 0 0 OFF D03 OFF 0 0 OFF D04 OFF 0 0 OFF D05 OFF 0 0 OFF D06 OFF 0 0 OFF MOL M02 M03 M04 MOB M06 M07 M08 M09 M10 MANUAL OPERATION Operating mode Evaporator heater Evaporator fan Condenser fan Compressor freq Expansion valve Hotgas valve Economizer valve Airex motor Vacuum pump L01 L02 L03 L04 DATALOG VIEW Text Temperatures gt Text Atmosphere gt Graph Temperatures gt Graph Atmosphere gt c01 c02 C03 CO 4 CUB GMT Year GMT Month GMT Day GMT Hour GMT Minute INFORMATION I01 Relative humidity I02 Air exchange I03 02 I04 CO2 I05 Last defr interval I06 USDA 1 temp 107 USDA 2 temp I08 USDA 3 temp I09 Cargo temp I10 Time to defrost I11 Ambient temp I12 Supply air 1 temp 113 Supply air 2 temp 114 Return air temp I15 Evaporator temp I16 Suction temp I17 Suction press I18 Membrane pressure 119 Discharge press I20 Expansion valve I21 Evap superheat I22 Compressor freq I23 Power frequency I24 Current phase 1 I25 Current phase 2 I26 Current phase 3 I27 Voltage phase 1 2 I28 Voltage phase 2 3 I29 Voltage phase 1 3 I30 Phase direction EN Battery voltage I32 FC temp I33 Condenser fan I34
24. he vacuum pump can be activated in the menu structure M10 Activating the vacuum pump should result in a pressure drop which can be viewed in the menu structure 118 Only manually activate the vacuum pump when absolutely necessary The vacuum pump is not pre heated if manually activated this can cause damage to the vacuum pump over time CA curtain When CA is activated a CA curtain must be installed Ensure the CA curtain is installed in accord ance with the guide included with the CA curtain Vacuum system test Note BE AWARE OF HOT SURFACES when handling the vacuum pump The vacuum system consists of a membrane connected with a hose to a vacuum pump Below you will find a step by step method to determine the root cause of a vacuum fault Please be aware that there can be more than one problem in a vacuum system you might need to go through the tutorial several times to eliminate the problem CA membrane Output A vacuum fault alarm can be caused by a single or a combination of the following Insufficient amount of oil in vacuum pump Defective pressure transmitter Defective or leakage in vacuum pump Leak in fittings or connections Leak in membrane ee ei Method to determine the cause 1 Check oil level in the vacuum pump Refill if needed 2 Goto menu structure M10 and turn on the vacuum pump and verify that it rotates in the right direction If vacuum pump does not activate see section Simple trouble shooting va
25. ist and may then be deleted Value must be valid for 120 sec to set alarm inactive Log data ae mm Active Inactive High mt Present o 22 STARKCOOL Operating and service manual Controlled Atmosphere Vacuum pump pressure transmitter short circuit Cause Indication of short circuited Vacuum pump pressure Transmitter Trouble Possible causes shooting Connector for pressure transmitter Pmem not correctly mounted Vacuum pump pressure transmitter Pmem defective Cable for vacuum pump pressure transmitter Pmem defective X77 is defective Controller module SSC6 CA defective Accompanied alarms e 213 Trouble shooting 1 Disconnect the cable for Pmem on the controller module SSC6 CA according to the wiring schematics inside the control cabinet and from the pressure transmitter a Check that the connector is mounted correctly b Check the cable measure the resistance in the cable If the cable is defective replace cable c Mount the cable for Pmem in controller cabinet and on the transmitter Disconnect signal wire on controller module SSC6 CA Measure voltage between wire and GND on controller module SSC6 CA If voltage is between 0 5 V DC and 4 5 V DC continue to d 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 d Mount signal wire Measure voltage between SIGNAL and GND NSK If the voltage i
26. lve PTC Controller Vacuum Pump module SMC6 ee T Thermal circuit switch Only available tor some models RS 485 Signals oss Controller ZE module SSC6 Vacuum lt CA Air flow STARK COOL Operating and service manual Controlled Atmosphere The basic principle is that the fruit will generate CO2 from 02 via respiration This will increase the CO2 level and decrease 02 level inside the container When the CO2 level reaches above the CO2 set point the vacuum pump will activate and evacuate CO2 with the selective membrane In case the O2 level goes below the O2 set point the fresh air valve will open and let in ambient air 20 9 O2 This de scribed mechanism will regulate the gas concentration within the container as illustrated below Gas Concentration EE O gt level CO level tee LTT ka cera bidl TTF MAILEN ss kalia eee eee AAA AA UA ETE T T OE Time Warning A Due to low oxygen levels inside the container ventilation is necessary before entering either for repairing the unit or unloading Stay away from doors while venting Container venting procedure TO BE PERFORMED WHENEVER ENTERING THE UNIT CONTAINER IS NECESSARY Press Q for operation and select 003 and set Air flow mode to NORMAL Open fresh air module fully AL 834 may
27. m Criteria si Pump runtime gt 2000 h None Controller action Alarm light Consequence Unit can not pass PTI Not performing oil change every 2000 pump hours will decrease pump lifetime dramatically Elimination When alarm becomes inactive it can be deleted Log data a fact RRE 33 STARK COOL Operating and service manual Controlled Atmosphere Communication alarms 7XX CO2 sensor missing Alarm Description CO2 sensor is missing or communication lost Cause None or bad communication with CO2 sensor Trouble Possible causes SEN Communication to CO2 sensor lost CO2 sensor missing CO2 sensor defect COMRH cable RH cable and or COMCA are defective Main controller defective Accompanied alarms e AL 302 AL 730 AL 750 AL 751 and AL 760 may accompany this alarm Trouble shooting If one or more alarms are active check wires plugs and connectors Check voltage supply 12 V DC If only AL 740 active then check CO2 sensor Eventually test with another CO2 sensor 4 If AL 740 is still active replace controller module SMC6 Criteria si No communication for 2 min None Elimination Alarm may be deleted when inactive SOS aa T R 34 STARZ COOL Operating and service manual Controlled Atmosphere CA module missing Alarm CA module is missing or communication lost Cause CA module sensor is missing or communication lost Trouble Possible causes SFT e CA module missing e Comm
28. n 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 XX X CA Release Date 01 01 2010 Warnings A Do not operate or maintain this refrigeration unit until you have familiarized your self completely with the equipment and operating of this unit by reading the in struction in this addendum and the Operating and service manual for Star Cool units Do not enter the container including opening the service hatches when oxygen level is below 20 9 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 in juries if not handled properly During recovery and maintenance of R134a unit personal protection equipment has to be worn Do not trap any liquid ref
29. no TQ ST T Oe 1 T d gery TE d c ei Si rae UE EL de TL e T oi T i sen EZ YI OMY 27 8 Uew pue r Ope vang F gt i SES E Se UON zl vaste NI H2MOd fe ST C Se O OA ge 46 STAR COOL U L ASH 0081951929 Nid xog J9 JOMJUOD apisu s e s91u01 99 wepo a xog Ja JOMUOD apisino ES BUM Baro an C vg deeg LOZO9SLS88 W9 999S ONS 4 Z 4 ONE men 1007 AER SES sone ss OX ajqeabieyooy 50 R SOT HIN AZ L O NIi OY L SEHI O LX xe xog 0 ba l 23 xxfi pagni Xa Pisu brid z lano aNd ONS g 072m4 yoeig Lig CN Q ZX 2 ceoSy ge E m SMa L xog Jd OlJUOD apisu ONE E Jo waa z HYWOD xog Ja JONJUOD apisuj bt ONE t Lo GX EN E Pe G IE WI yaa ul Bnid g XH L OX axy dr aN5 2 Joao 5 z aki ax z J CES obeo WT _XL Yi Auo WI a ONE Ou Lous WW 9X es wawd a Ge DIS Z dund H S vT thy GN5 LE IONS ONS Fg aundn Xal z ost g z gt 9LX duundy LO XLI a ane anole 9 woo 94 ONE e ONE 07 VONOD C ndi nzi 2 Aa 2 EI fall WOD W g g g J YOWOO e NOL__ NO NO H pasojd AINBWON e e dee et UOM S l D nss d YBIH Q duna EL ZLX CG QUNOW 7 2 _ O duindy L N ATS UZ E GLX FLN O HD A SE LU SLOMV B SS 07 puooy rr ener 189 uMd Hs Tan Eh 04 X6 Z A y L S N PT 2 oe ano zU R oul IN gt E Q IH PUOI g HMd YMd
30. ntroller SEHR action Alarm light Consequence If not flushed with O2 cargo might experience anaerobic respiration and thereby deteriorate When sensor value becomes valid it is marked as inactive in the alarm list and may then be deleted Log data pn 28 SARK COOL Operating and service manual Controlled Atmosphere CO2 sensor measures high CO2 level in container Cause The system is not able to extract the CO2 through the membrane Trouble Possible causes GEES e Membrane is defective Vacuum pump is not running or defective e CO2 sensor defective Trouble shooting 1 The vacuum pump is not running a Check if the protective motor switch in control cabinet is connected if not connect it b Pull the contactor in the control cabinet if the pump is then activated replace controller module SSC6 CA If the pump is not running when pulling the contactor replace vacuum pump 2 The vacuum pump is running a Read out the pump pressure 118 if gt 200 mbar the vacuum system has a leak Check entire system for air leaks If no air leaks is found the pump might be defect Replace vacuum pump b Read out the pump pressure 118 if lt 200 mBar the membrane is defect Replace membrane Criteria CO2 level gt CO2 set point 0 5 CO2 set point and rising Run pump 100 Controller action Alarm light If not CO2 is removed from the container this will cause damage to the cargo When sensor value be
31. olts Release vacuum pump from its socket Unplug sensor cables from terminal box on top of the vacuum pump and tilt vacuum pump to avoid oil spill when replacing the heating element Attach cables to terminal box on top of the vacuum pump according to illustration below Turn on power D gl Bur ig H gll 1 CZ M LL LZ Pos 1 Vacuum pump Pos 2 Fresh air module Pos 3 Vacuum pump hose Pos 4 Sensor location 02 and C02 Pos 5 CA membrane module 14 STAR COOL Operating and service manual Controlled Atmosphere Pos 1 RH sensor Pos 22 UZ sensor Dy POS 5 CUZ Sensor Components CA membrane module 15 STARK COOL Operating and service manual Controlled Atmosphere Pressure transmitter Connector Packard Block 12065287 PISI Packard Terminal 12089290 Housing Body Color Black Heat Shrinkage Tube Color Yellow k HE X TL 1 16 20 UNF Lt S O E L 16 STAR COOL Operating and service manual Controlled Atmosphere Vacuum pum Za A al BY Woh MAK A l d T sa ADN PA Oy Gr Terminal box Sensor pocket Heating element Sight glass ll er Oil out let 7 Pressure transmit ter connection Pump in let Oil in let Oil filter
32. onary or circulatory problems 12 15 Respiration and pulse increase impaired coordination perception and judgement occurs 10 12 Respiration further increases in rate and depth poor judgement and bluish lips occur 8 10 Mental failure fainting unconsciousness an ash coloured face blue lips nausea and vomiting 6 8 8 minutes 100 fatal 4 5 minutes recovery with treatment 4 6 Coma within 40 seconds convulsions respiration ceases death Pre Trip Inspection Ensure the following manual inspection and function test is performed before taking the Star Cool CA unit into operations STARK COOL Operating and service manual Controlled Atmosphere The progress of the pre trip test can be followed in the display T04 in steps Manual inspection 1 Check for structural damages on sides doors and roof on the container 2 Secure tight plugs at each of the floors drain plugs placed near corners Cut out views from front end left picture and rear end right picture Qt ae
33. or value is out of range Cause No communication or defective cable or sensor Trouble Possible causes shooting e Defective cable or sensor e Water inside O2 sensor e See AL 760 Accompanied alarms e AL 760 Trouble shooting 1 See trouble shooting for AL 760 Criteria si Reading out of range Normal 19 22 O2 None Controller action Can not pass PTI Elimination Alarm may be deleted after test complete Log data 39 STARZ COOL Operating and service manual Controlled Atmosphere 834 _ Mair open Alarm Readings for fresh air valve position is outside specified range Cause Current too high Trouble Possible causes shooting e Bad connection e Disconnected wire e Obstructed airex module Trouble shooting 1 Check valves and fresh air module for obstructions 2 If valves are open check connections according to wiring schematic 3 Measure resistance at X23 Criteria si Motor potentiometer open 10 35 None Controller Elimination Alarm may be deleted after test compte SSCS 835 Lait closed Alarm Readings for fresh air valve position is outside specified range Cause Current too high Trouble Possible causes shooting e Bad connection e Disconnected wire e Obstructed airex module Trouble shooting 1 Check valves and fresh air module for obstructions 2 Check connections according to wiring schematic 3 Measure resistance at X23 Criteria si Motor potentiometer
34. ption Unable to reach set point 13 C 55 F within 3 hours and staying in range for 30 min Cause Indication of insufficient performance Trouble Possible causes shooting e Doors are open e The cooling capacity is too limited There may not be enough refrigerant in the unit 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 water cooling unit are not at the bottom when the unit is turned off Refill with refrigerant Criteria si Set point 13 C 55 F was not reached within the 3 hours time limit None Controller action Can not pass PTI Elimination Alarm may be deleted after test complete Log data Step ID 43 STARK COOL Operating and service manual Controlled Atmosphere Controller overview 25 24 Sensor 02 1 22 Pressure Transmitter 1 0 Bar 21 Pressure Transmitter 0 30 Bar P 1 10 Power Meas Module SPM100 0 User Panel SUP 300 6 44 STAR le Operating and service manual Controlled Atmosphere Tables Vcc 5V C C H ES H ECH fos fpa Sid DER fos EC SSES Range with non reliable readings 45 STAR COOL gt aaa KAA e fars Ae d sipd 9 JONG NO 9 Fans mic zS EZX SEN RER ZS Lvasn BIS ng JTWNOIS wegl C H 2 fe Fal 2 So LL oer z Jano ONGD lt EE yJ
35. rcuitry Trouble Possible causes shooting e Active alarms AL 130 AL 131 or AL 901 e Temperature sensor reading is out of valid range 35 C 31 F or above 130 C 266 F Accompanied alarms e AL 130 or AL 131 may also be active Trouble shooting 1 If alarms AL 130 or AL 131 are active check their trouble shooting section first Disconnect the sensor cable for sensor Tpump from the connector on the controller module SMC6 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 Star Cool Manual the temperature sensor and cable are defect and should be replaced b If the resistance is within range perform controller door check Trouble shooting for Star Cool Main Controller Star Cool Manual before replacing controller door Criteria si Reading below 35 C 31 F or above 130 C 266 F None Controller action Alarm light It is not possible to control the heating element in the vacuum pump 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 l Active Inactive ooo oo o 21 STARK COOL Operating and service manual Controlled Atmosphere Pressure sensor alarms 2XX 211
36. rigerant inside pipes during soldering work This may lead to explosion of pipe STARK COOL Operating and service manual Controlled Atmosphere Contents AA E AAA 1 Vs EE 1 Tera TTT 3 CA cles IOV OV R d dwn AA AAA 3 Wel tte ot ee eet tm EE 4 Container venting ProCedUTE ii AAA WA Aa 4 ENEE le eg e EE 5 iene icon ee er ee Te ee ee ee ee eT Tee aaa ee ee a e ere 7 oll eee eee eT Tee AAA AA ee AAA ee ee en eC Te ee ee ee ee ee ere ee ere TA 8 ER UN erg een tr EE 8 Additional menu information for CA EE 8 He e EE 9 Wht te oe te aa inne en eee rr TTT 9 ET THON SD SCO ia dE aa AA aa aaa 9 Manual eea ION EE 10 SET es le EE 10 Bia o pelele EE 10 ke ER te E 10 See Ee HE 11 NAA EE 11 Problem surrounding the vacuum Beie 12 Simple trouble shooting vacuum pump controller module GGCG CA css ee eee 13 Container leak t see IAA 13 BTK aelel ee tae aes ee een tener ne een enn ere ee eee en eee et eee ee ee ee ee ee ere ee ey 13 Replacement of vacuum pump heating element ee NEE ENNEN ENEE NENNEN NEE 13 eelere ee Ne eler 14 EEN 15 See EIT EE 18 Temperature sensor alarms EE 19 Pressure sensor alarms AK EE 22 Other sensor alarms 3KK WEE 25 POW EP lal AA A EE 27 Operation gn OXX EE 28 UANI Gr E 34 Test alarms OI EE 37 controlar E 44 rs EE 45 OVE all Wiring SCG Nita e EE 46 STARK COOL Operating and service manual Controlled Atmosphere Legend CA function overview Inside Container CA membrane l Fresh air va
37. s check K10 If K10 is defective replace If accompanied alarms are present replace contactor Check supply ampere reading and compare with display reading If reading approx 10 times normal value replace controller module SMC6 None action tog Is L am x Alarm light_ Slow flash Rl ai not pass PTI Elimination Alarm may be deleted after test complete Log data 831 Pmem sensor Alarm _ Pmem above or below 1000 mBar 50 50 after Mpump off for 300 sec Cause Measure or hardware error S Trouble Possible causes shooting e Pmem defective Accompanied alarms e AL 211 AL 212 and AL 213 may also be active Trouble shooting 1 See trouble shooting for accompanied alarms AL 211 AL 212 and AL 213 Criteria si Reading out of range 950 mBar lt normal lt 1050 mBar None Controller action Can not pass PTI Elimination Alarm may be deleted after test complete Log data 7 38 STAR COOL Operating and service manual Controlled Atmosphere Description No reading or value above 1 Cause No communication or defective cable or sensor Trouble Possible causes shooting e Defective cable or sensor e Water inside CO2 sensor e See AL 740 Accompanied alarms e AL 740 Trouble shooting 1 See trouble shooting for AL 740 Criteria si Reading out of range Normal range 0 1 CO2 None Controller Elimination Alarm may be deleted after test complete SOS Description No reading
38. s between 0 37 V DC and 4 0 V DC and this alarm is still active replace controller module SSC6 CA EE Replacement by new value from AAS system Controller action Alarm light When transmitter value becomes valid it is marked as inactive in alarm list and may then be deleted Log data l y mane marre 23 STAR le Operating and service manual Controlled Atmosphere 213 Emen invalid Warning Vacuum pump pressure transmitter invalid Indication of defective Vacuum pump pressure Transmitter or its measuring circuitry Trouble Possible causes shooting Connector for Pmem not correctly mounted Pressure transmitter Pmem defective Cable for pressure transmitter Pmem defective Controller module SSC6 CA defective Accompanied alarms e AL 211 or AL 212 may also be active Trouble shooting 1 Disconnect the cable for Pmem from the controller module SSC6 CA according to the wiring schematics inside the control cabinet and from the pressure transmitter a Check that the connector is mounted correctly according to the drawing b Check the cable measure the resistance in the cable If the cable is defective replace cable c Mount the cable for Pmem in controller cabinet and on the transmitter Disconnect signal wire on controller module SSC6 CA Measure voltage between wire and GND on controller module SSC6 CA If voltage is between 0 5 V DC and 4 5 V DC continue to d NSK If voltage is below 0 37 V DC tr
39. s marked as inactive in the alarm list and may then be deleted Log data l AAA EA l 26 STAR COOL Operating and service manual Controlled Atmosphere Power alarms dX X 403 Mpump over heat Warning Vacuum pump motor overheat Cause Indication of an overheated motor or a loose thermistor cable connection Trouble Possible causes Shooting e Vacuum pump motor defective e Cable for measuring vacuum pump motor overheat defect e Controller module SSC6 CA defective Accompanied alarms e N A Trouble shooting 1 Turn off unit Take of the fan cover for the vacuum pump see if the fan can easily turn freely by finger If not perform oil check See trouble shooting AL 656 If the motor is hot it may be overloaded and jammed or defect 2 If the cable for MpumpOH by inspection is defect replace cable 3 Disconnect the cable for MpumpOH from the controller module SSC6 CA according to the wiring schematics Measure the resistance in the cable If the resistance is more than 1 MQ the cable or the motor is defect 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 over the connector for MpumpOH It should be between 4 80 V DC and 5 05 V DC a If the voltage is inside the above range connect sensor again Measure the voltage over the sensor and check the voltage If the voltage is less than lt 2 5 V DC the m
40. ter replacing hoses and or piping going through the unit After replacing or opening service hatch After repairing structural damage on the unit and or container After replacing fresh air valve and or module When a container is suspected of leakage Equipment needed e Star Cool test damper e Test manometer differential pressure gauge for instance a Dwyer Magnehelic model 2002 e CA curtain e Drain plugs Method Install drain plugs Install CA curtain according to instructions supplied along with the curtain Install Star Cool test damper Connect test manometer Apply air pressure 500 Pa Close air supply and wait 12 min Ensure pressure is min 250 Pa after 12 min EE ae Test criteria Pressure drop 2 water column to 1 water column 500 Pa to 250 Pa Min test time 720 sec 12 min If test fails leak must be located repaired and test performed over again Oil charge and drain Oil filter should be replaced at every oil change BE AWARE OFF HOT SURFACES Remove cover shield from vacuum pump by the 4 bolts Remove the plug for oil charge see Vacuum pump on page 17 Charge oil while watching the sight glass do not overcharge Fasten plug immediately after oil charge all a Replacement of vacuum pump heating element 1 Turn power off 13 STAR COOL Operating and service manual Controlled Atmosphere fll l I Pe BE AWARE OFF HOT SURFACES Remove cover shield from vacuum pump by the 4 b
41. to receive a login and password Bjerndrupvej 47 6360 Tinglev Denmark STAR COOL Phone 45 73 64 34 00 Cool Thinking Fax 45 73 64 35 69 E mail starcool starcool dk www starcool dk Version 810800A Jan 2010 Copyright 2010 Maersk Container Industry AS Omslag indd 1 14 12 09 15 54
42. tract CO2 from the container When sensor value becomes valid it is marked as inactive in the alarm list and may then be deleted Log data Limit Act Pump on time 30 STARZ COOL Operating and service manual Controlled Atmosphere 653 Mpump heat element Alarm Vacuum pump operating temperature is low The ambient temperature can be low and thereby difficult for the heating element and vacuum pump to heat up It could also be a defective heating element Trouble Possible causes shooting e Defective temperature sensor e Defective heating element Trouble shooting 1 Ensure that Tpump is correctly mounted and inserted completely in the sensor pocket Defective heating element a At the contactor measure the heating element there should be approx 0 9 kQ If not replace heating element If the ambient temperature is below 0 C 32 F the heating element might have problems heating up the pump a There is no mitigation for this situation this will not effect the system performance Criteria si Heating pump on for 50 minutes Tpump lt Tamb 5 C None Controller action Alarm light Condensation of water vapor in the pump housing When sensor value becomes valid it is marked as inactive in the alarm list and may then be deleted Log data Limit Act Pump on time 31 STARK COOL Operating and service manual Controlled Atmosphere 654 Mpumptemphigh Alarm _ E ambient temperature or a
43. unication to CA module lost e CA module defective Accompanied alarms e AL 302 AL 730 AL 740 and AL 760 may accompany this alarm Trouble shooting If one or more alarms are active check wires plugs and connectors Check voltage supply 12 V DC and communication small AC voltage between A and B If only AL 750 active then check connection to CA module and correct if faulty If no change then replace CA module If AL 750 is still active replace controller module SMC6 ee No communication for 2 min None Controller action Alarm light Not possible to run CA REES EE 35 STARZ COOL Operating and service manual Controlled Atmosphere 02 sensor missing Alarm _ O2 sensor is missing or communication lost Cause None or faulty communication with O2 sensor Trouble Possible causes shooting Communication to O2 sensor missing Defective O2 sensor COMRH cable RH cable and or COMCA cable is defective Controller module SSC6 CA defective Accompanied alarms e AL 313 AL 730 AL 740 and AL 760 may also be active Trouble shooting If one or more alarms are active check wires plugs and connectors Check voltage supply 12 V DC and communication small AC voltage between A and B If only AL 760 active then check connection to O2 sensor and correct if faulty If no change then replace CA module If AL 750 is still active replace controller module SMC6 D No communication for 2 min None
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