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Gen 3 Refrigerator Service Manual

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1. E UNIT COOLER FANS a 2 Solid State Relay 1 d Interior Light Power Supply iS Pass Thru i C3 Power PCBA per ___Non Control Side amp Heater i C3 J18 Pin 9 iS amp l Option Right Door i Option Vi DV DIN S iR Pass Thru Control Side i C3 J18 Pin 2 iR ption Left 1 H ic Tee ption 1 i EY LV COMPRESSOR an Interior Light Power Supply a E Power PCBA Zz Condensate 6 Evaporator c E N From 5 i C3 J18 Pin 4 3 a z g GROUND TERMINAL 2 3 4151 6 7 8C 9110 9 2 g EF 3 Ir al s as EE 6 5 22 5 E 360127 D B i Series Models 49 Helmer i Series Models USB Po iM BEN 7 HELMER SD Memory Card Pr o t E br 1519 touen i C3 Display PCBA no INC 400937 1 iQ Bezel Mount ioe Components Reset s Speaker USB Host 22 SERIAL NUMBER D LABEL ji LCD Touch Screen i Series Refrigerator
2. Label Description Part Number ay peo A Power supply board 800035 1 ID B Compressor relay 120426 L C Power line filter 120400 D D i C control board 8000034 1 IA E Lighting power supply 120624 The i C control board is sensitive to static electricity and be damaged by electrostatic discharge Use proper ESD precautions when handling the board 360127 D B 44 Helmer 10 4 360127 D B Interior Interior features iPR245 model shown i Series Models Label Description Part Number eee A Chart recorder probe 800024 1 CB B Upper chamber probe 800038 1 IK C Probe bottle and glycerin kit 400922 1 D Lower chamber probe except 111 model 800037 1 lJ E Lamp assemblies Refer to subsequent section s P for part numbers F Unit cooler Refer to subsequent section s F for part numbers G Door switch 120380 M H Door Storage parts Refer to subsequent section s for part numbers 45 va Helmer i Series Models 10 4 1 Lighting UN CAUTION Disconnect refrigerator from power when replacing LED lamps Light features Label Description Part Number PER A LED lamp 800049 1 IP 10 4 2 Unit Cooler A B C Left Unit cooler single door model shown Center and right Unit cooler parts Label Description Part Number i peers A Unit cooler assembly 115 V F 111 model 120536 120 and 125 models 120594
3. Confirm the refrigerator is level and the doors are aligned closing tightly and sealing correctly Correct issues as necessary Connection between gt Confirm the connection is secure Tighten the the unit cooler and the connection if necessary drain tube is loose Temperature monitor Replace parts with those included in the control controller board is board kit or replace the monitor control board faulty Drain line is plugged gt Confirm the drain tube is free of debris Remove debris if necessary 38 i Series Models Problem Possible Cause Action There is excessive Humid air is entering Confirm the refrigerator is level and the doors humidity on the doors the chamber are aligned closing tightly and sealing correctly Correct issues as necessary Relative humidity gt Confirm the refrigerator is placed properly Refer around the refrigerator to the refrigerator operation manual is too high Water leaks from Humid air is entering Confirm the refrigerator is level and the door is the bottom of the the chamber aligned closing tightly and sealing correctly refrigerator Excessive water Contact Helmer Technical Service to correct issues is found in the as necessary evaporation tray inside the refrigerator 10 Parts NOTE gt Before replacing parts protect items in refrigerator from extended exposure to adverse temperature gt Allow r
4. Helmer I ENTI Refrigerator Service Manual i Series and Horizon Series Helmer Helmer Helmer Model Group i Series Horizon Series Blood Bank iB111 Version D HB111 Version D iB120 iB125 iB245 iB256 Version D HB120 HB125 HB245 HB256 Version D Laboratory iLR111 Version D HLR111 Version D iLR120 iLR125 iLR245 iLR256 Version D HLR120 HLR125 HLR245 HLR256 Version D Pharmacy iPR111 Version D HPR111 Version D iPR120 iPR125 iPR245 iPR256 Version D HPR120 HPR125 HPR245 HPR256 Version D HELMER SCIENTIFIC 14400 Bergen Boulevard atal Noblesville IN 46060 USA PH 1 317 773 9073 FAX 1 317 773 9082 USA and Canada 800 743 5637 360127 D B ISO 13485 2003 CERTIFIED Helmer Document History Revision Date CO Supersession Revision Description A 28 JAN 2013 6666 Initial release as version D revision A gt Added new part number for 120 V compressor on double door models 245 and 256 B 29 APR 2013 8234 supersedes gt Added serial number range for each compressor existing and new gt Applicable to i Series and Horizon Series Date submitted for Change Order review Actual release date may vary 360127 D B Helmer Contents Section 1 General Information rn nr rn eere 6 About this eyes beee bee USE RR CR D aan ERR ee ad 6 1 1
5. NOTE gt Ensure Control Sensor Offset is being changed and not Hysteresis gt Control Sensor Offset and Hysteresis have the same visual indicator 3 Hold SET then press Up Arrow or Down Arrow to change the setpoint Release SET button 5 Hold Up Arrow and Down Arrow for 3 seconds CONTROL lamp stops flashing to indicate exit from program mode New settings are saved A 58 Horizon Series Models 13 4 3 13 5 13 5 1 360127 D B Hysteresis gt Default setpoint for HB blood bank models is 2 0 C gt Default setpoint for HLR111 and HPR111 laboratory and pharmacy models is 0 8 gt Default setpoint for all other Horizon HLR and HPR laboratory and pharmacy models is 2 0 C gt Allowable temperature variance on each side of the refrigerator setpoint NOTE Hysteresis is factory preset and should not be changed unless directed by Helmer Technical Service Test Alarms Test alarms to ensure they are working correctly The refrigerator has alarms for chamber temperature power failure and door open time NOTE Before testing alarms protect items in refrigerator from extended exposure to adverse temperature Chamber Temperature Alarm IMPORTANT Perform the low alarm test before the high alarm test to control the temperature more closely and complete the testing more quickly Obtain gt 1 8 250 ml glass half full of chilled water gt 1 glass filled with
6. too low A component is gt Contact Helmer Technical Service faulty or internal connections are loose 35 Helmer Problem Possible Cause i Series Models Action The refrigerator is connected to power but the AC Power Outlet connection is faulty Verify power at the outlet Repair the original outlet or connect to a different outlet if necessary 360127 D B Power cord is faulty gt Confirm the power cord is connected securely Failure alarm is active Secure the power cord if necessary ON OFF AC power gt Replace the ON OFF AC power switch switch located inside the front lower panel is faulty ON OFF AC power gt Turn the ON OFF AC power switch to the ON switch is OFF position A component is gt Contact Helmer Technical Service faulty or internal connections are loose A component is gt Contact Helmer Technical Service faulty or internal connections are loose Circuit breaker is gt Reset or replace the circuit breaker tripped The Door Open Doors not closing gt Confirm the hinge cams are not damaged alarm is activating completely Replace the cams if necessary sporadically Doors are closing but gt Confirm the door gasket seals completely not sealing completely Replace the door gasket if necessary Connections for the gt Test the switch connections Secure the door switch are faulty connections if ne
7. C iLR111 iPR111 1 0 C iLR120 iLR125 iPR120 iPR125 Delay on Start Up 2 minutes Includes laboratory iLR and pharmacy iPR models originally set at 2 0 C Additional Factory Default Settings for Laboratory and Pharmacy Models Setting Restored Value Control Relay Probe Failure Duty Cycle 5096 Defrost Event 1 On Off On except 111 models Defrost Event 1 Start Time 12 00 AM Defrost Event 2 On Off On Defrost Event 2 Start Time 8 00 AM Defrost Event 3 On Off On except 111 models Defrost Event 3 Start Time 4 00 PM Defrost Event 4 On Off Off Defrost Event 4 Start Time n a Defrost Time Defrost Safety Operation Time 10 minutes 15 minutes for 111 models NOTE refrigerators Defrost event settings are only applicable to laboratory iLR and pharmacy iPR Restore Factory Default Settings Restore settings 1 Touch Home i C APPS Settings Restore Factory Settings 2 you sure you want to restore factory settings message appears Do one of the following gt Touch Yes The message screen closes and factory settings are restored gt Touch No The message screen closes and factory settings are not restored 22 i Series Models 7 3 7 7 4 7 4 1 360127 D B Change Factory Settings Several of the refrigerator operating parameters are configured at the factory The settings listed below are set at the factory and may be chan
8. gt If door is locked use the key to override the Access Control lock then open door 3 Use a screwdriver to remove screws securing the Access Control cartridge cover 29 i Series Models 4 Remove cover Remove 5 Cut the zip tie securing the bundled wires to the cartridge Separate the spade connectors 6 Use screwdriver to remove 2 screws securing the cartridge assembly Cut zip tie 7 Remove cartridge assembly 8 6 2 Cartridge Installation 1 Insert upper screw through gt Upper hole in cartridge body gt Metal latch bushing gt Door latch Nylon latch bushing 2 Insert lower screw through gt Lower hole in cartridge body gt Nylon spacer 3 Place the cartridge against the cabinet and align the screws with the holes in the cabinet 360127 D B 30 i Series Models 8 7 360127 D B 4 Hand thread 2 screws into the holes in the cabinet Latch Metal latch ae bushing Hand thread Nylon spacer screws NOTE Ensure wires are not pinched between the cartridge and the cabinet 5 Using a screwdriver tighten the screws 6 Connect the electrical wires from the cabinet to the wires from the cartridge 7 Bundle the excess wiring and secure it to the back of the cartridge with a zip tie NOTE Latch must be in the unlocked position rotated toward the back of refrigerator before installing cartridge cover 8 Install the Access Control cartridge cover a
9. power off will appear on the display 2 Switch AC ON OFF switch ON Audible power failure alarm will cease and PoFF will clear from the display 13 5 3 Door Open Alarm gt Factory set to minutes gt Value can not be changed Test the alarm 1 Open refrigerator door and note the time 2 After 3 minutes audible alarm will activate and DOOR ALARM lamp will flash 3 Close refrigerator door Audible door open alarm will cease and DOOR ALARM lamp will stop flashing 14 Maintenance NOTE gt Refer to the operation manual for the preventive maintenance schedule gt Before performing maintenance protect items in refrigerator from extended exposure to adverse temperature gt Allow refrigerator temperature to stabilize at setpoint after performing service or after extended door opening 14 1 Recharge Refrigerant UN CAUTION gt Review all safety instructions prior to recharging refrigerant Refer to chapter 2 Safety Maintenance should only be performed by trained refrigeration technicians NOTE Use only non CFC R 134A refrigerant Full initial refrigerant charge varies by model and power requirements which can be found on the product specification label Model Power Requirements Initial Charge Single door models 111 115 V 60 Hz 7 5 oz 213 g 230 V 50 Hz 230 V 60 Hz Single door models 120 and 125 115 V 60 Hz 10 1 oz 286 g 230 V 50 Hz 230 V 60 Hz Double door m
10. Connect the wires Using a screwdriver attach lamp strip to chamber wall Switch AC ON OFF switch ON Reconnect the battery Press the Mute button to disable the high temperature alarm while refrigerator reaches operating temperature ON OAR WN Clean the Refrigerator Condenser Grill CAUTION Disconnect refrigerator from AC power when cleaning In environments where refrigerator is exposed to excessive lint or dust condenser grill may require cleaning more frequently than stated in preventive maintenance schedule Clean the condenser grill using a soft brush and a vacuum cleaner 61 Helmer Horizon Series Models 14 4 2 Exterior Clean glass surfaces with soft cotton cloth and glass cleaner Clean exterior surfaces with soft cotton cloth and non abrasive liquid cleaner UN CAUTION The condensate evaporator and water evaporation tray are hot 14 4 3 Interior Clean painted surfaces with mild detergent Clean stainless steel surfaces with a general purpose laboratory cleaner suitable for stainless steel 14 4 4 Door Gaskets Clean with soft cloth and mild soap and water solution 14 4 5 Clean and Refill Probe Bottle NOTE A kit that includes a probe bottle and glycerin is available from Helmer Obtain gt Fresh water bleach solution not provided gt 1 9 ratio of bleach to water gt Bleach is 5 solution of commercial sodium hypochlorite NaOCl gt Equivalent oxidizing cleaner disinfecta
11. Intended Audiences 14 40 a5 40 4008 244 RE RR ES RE SERA ERR gous 6 12 Model ReferenCess s iso etae 4 EATEN WE fade ERR E EOS ROAR Wee whe Rae BEA SO 6 1 3 Copyright and Trademark 2 20 04 6 cee e RR ke ea 6 2 Sally cocoosrahegeses EET P EDEPd T 6 24 Labels susen CROP OE GC EE ORA CR S RYE E 6 2 2 Avoldng In cud dr eco weed wie E ROBO E skader wine Gale Pee EG 6 CAE euin se Fe EEE AE 7 3 1 Model and Input rrr 7 g2 7 3 21 ECE Control System sa uso hae eae AED STE 7 3 2 2 Horizon Series Control System ua av eben EG UA eee e ale a vex UY RON RA 8 3 3 Temperature Probes 2 aeaa ei a vnr rann nn hn 8 3 3 1 Fill Temperature Probe Bottle 345 8 3 3 2 Install Additional Probe Through Top Port e Ih 8 3 3 3 Install Additional Probe Through Side 9 3 4 Chart Recorder so ca sc osc eme eR RG Ree ee Re Ra Kad aa kaka RR ea a RR ec 9 34 1 Chart Recorder Access sisa samai tag ea
12. and 256 Configurations N Door Lock Solenoid Option 12V DC POWER SUPPLY m Opti INTERIOR LIGHT jetietieiiel eet AUDIBLE 1 N LARM Inieijeijeije ijo imp 0 Double Door Only Lighting Power Supply Option HG LIGHT SWITCH 12VAC E HO TEMP CONTROL XFMR HD ALARM KEY SWITCH g 230V M15V HA EXTERIOR Lr CONTROLMONITORBOARD 5 Nc ALARM 6 5 2 1 Se HB TEMPERATURE CONTACTS CONTROL HF LY ome zz PROBE CONTROL DEFROST TIMER 1 RTD HLRIHPR OFF S6 5 p HB ON E Y BYPASS DEFROST c EN 5 ss Lal RTD HC CHAMBER a PROBE E M lt DOOR SWITCH J COMPRESSOR 8 HM DOOR SWITCH Door Access Keypad Option HH MONITOR CONDENSING UNIT CHART BACKUP DOOR SWITCH E 12 FAN MOTOR RECORDER 3 lg CB CHART L RECORDER DOOR SWITCH L Ji Snubber Circuit Wa L COMPRESSOR SS
13. 2 1 360127 D B Configuration Model and Input Power NOTE Service information varies depending on the model and power requirements This information appears on the product specification label located on the rear of the refrigerator below the electrical box The model also appears on a label located in the chamber on the upper side of the right wall REF ILR125 ILR125 RETI i Series 4 Helmer 2000000 14400 Bergen Boulevard Noblesville IN USA Version D www helmerinc com Version D Laboratory Refrigerator Voltage 115 Weight 476 Ib 216kg HZ 60 www helmerinc com Amps 75 Power 0 86 kW Certified Refrigerant Type 134A UL 61010 1 CSA 61010 1 Made in USA Left Chamber label Right Product Specification label Label Description A Model REF Serial number B C Version D Power requirements Control System NOTE Service information varies depending on the control system Helmer refrigerators have one of two control systems installed The type of control system varies by model Control System i Series refrigerators are equipped with the i C monitoring and control system The i C system combines temperature control and monitoring into a single interface Homi a gt gt be 2 00 pm 833297 01 01 2010 C 4 1 C Lower Temp gt General Information 3 2 2 3 3 3 3 1 3 3 2 360127 D B Horizon Series Control System Horizo
14. Compressor is overheating due to a lack of air flow gt Check the condenser grill and clean if necessary gt Confirm the refrigerator is correctly located Refer to the operation manual Condenser probe is not calibrated gt Confirm the condenser probe is reading correctly Calibrate the probe if necessary Condenser alarm setpoint is too low gt Confirm the alarm setpoint is at the appropriate value Condenser fan motor is faulty gt Replace the condenser fan motor A component is faulty or internal connections are loose Contact Helmer Technical Service An alarm is activated but the temperature recorded at activation does not match the alarm setpoint Temperature monitor is not calibrated gt Confirm the upper temperature probe is reading correctly Calibrate the probe if necessary Temperature changed slightly around the time of activation gt No action necessary 360127 D B The No Battery alarm is activating sporadically Battery voltage level on the backup battery for the monitoring system is low gt Replace the battery for the monitoring system 37 Helmer 9 4 9 5 360127 D B Testing Problems Problem Possible Cause i Series Models Action The automatic temperature tests do not work Condensation Problems Problem Connections for the upper chamber temperature probe are loose Test the pr
15. Confirm the door gasket seals completely Replace the door gasket if necessary Connections for the door switch s are faulty Test the switch connections Secure the connections if necessary Door switche s are faulty Replace the door switch or switches Temperature monitor controller board is faulty Confirm the temperature monitor controller board is operating correctly Replace the board if necessary All alarms are activating sporadically Alarm system is faulty Confirm the monitor controller board and line connections are functioning correctly Replace the board if necessary Temperature monitor controller board is faulty Confirm the temperature monitor controller board is operating correctly Replace the board if necessary A component is faulty or internal connections are loose Contact Helmer Technical Service 360127 D B An alarm is activated but the temperature recorded at activation does not match the alarm setpoint Temperature changed slightly around the time of activation No action necessary 69 Helmer 15 5 360127 D B Condensation Problems Problem Possible Cause Horizon Series Models Action There is excessive water in the water evaporation tray Heater in the evaporation tray is faulty Confirm the heater is hot and is drawing the appropriate current For 115 V refrigerators the current should be a
16. Control cartridge assembly Left hinged door 800020 1 N shown includes manual override key Right hinged door 800020 2 360127 D B 40 i Series Models 10 1 2 Control System and Display 833297 01 01 2010 0 4 1 C Lower Temp Left Front view LCD touchscreen Right Rear view showing display board Label Description Part Number od er A Interface cable 800010 1 IG B Power cable 800010 1 IH C Display assembly includes touchscreen 800041 1 111 models IQ display board interface cable speaker 800042 1 120 125 245 256 models NOTE gt Thei C display assembly is sensitive to static electricity and can be damaged by electrostatic discharge Use proper ESD precautions when handling the display assembly gt Although the touchscreen and display board may be replaced independently of the i C display assembly Helmer recommends replacing the complete assembly 10 2 Top Top features 360127 D B 41 i Series Models Label Description Part Number peter bler A Condenser probe 800039 1 IL B Condenser fan motor 120 V K 111 model 120451 120 and 125 models 120467 245 and 256 models 120469 230V 111 model 120561 120 and 125 models 120471 245 and 256 models 120473 C Compressor 120 V J 111 model 800005 1 120 and 125 models 800111 1 245 and 256 models 800113 1 for serial numbers 2000000 through 2002949 245 a
17. Independent thermometer calibrated and traceable per national standards gt to attach thermometer to temperature probe Measure the chamber temperature 1 Remove all probes from the probe bottle 2 Unscrew the cap from the bottle 3 Tape the thermometer to the temperature probe and place them in the bottle The probe and thermometer should be immersed at least 2 50 mm 4 Close the door and allow the chamber temperature to stabilize for 10 minutes Observe and note the thermometer temperature 6 Lower the Offset Value to lower displayed monitor temperature raise the Offset Value to raise displayed monitor temperature EXAMPLE gt Measured temperature at the upper probe bottle is 4 0 C gt Displayed temperature is is 4 5 C gt Offset adjustment value is 0 5 C 7 Remove thermometer and probe from bottle and remove tape 8 Replace the probes in probe bottle 9 Replace bottle cap ensuring a tight fit 10 Place probes in bottle immersing at least 2 50 mm Enter the new offset value 1 Hold Up Arrow and Down Arrow for seconds MONITOR lamp will flash to indicate entry into program mode Press SEL until only the MONITOR lamp flashes Hold SET then press Up Arrow or Down Arrow to change the setpoint Release SET button Hold Up Arrow and Down Arrow for 3 seconds MONITOR lamp stops flashing to indicate exit from program mode New settings are saved WS 57 Horiz
18. Information View version information for contacting Helmer 1 Touch i C APPS Contact Helmer 2 Manufacturer contact information appears 3 Software version appears Maintenance NOTE gt Refer to the operation manual for the preventive maintenance schedule gt Before performing maintenance protect items in refrigerator from extended exposure to adverse temperature gt Allow refrigerator temperature to stabilize at setpoint after performing serivce or after extended door opening Recharge Refrigerant CAUTION gt Review all safety instructions prior to recharging refrigerant Refer to chapter 2 Safety gt Maintenance should only be performed by trained refrigeration technicians NOTE Use only non CFC R 134A refrigerant Full initial refrigerant charge varies by model and power requirements which can be found on the product specification label Power Model Requirements 111 model single door 115 V 60 Hz 7 5 oz 213 g 230 V 50 Hz 230 V 60 Hz 120 and 125 models single door 115 V 60 Hz 10 1 oz 286 g 230 V 50 Hz 230 V 60 Hz 245 and 256 models double door 115 V 60 Hz 12 5 oz 354 g 230 V 50 Hz 230 V 60 Hz Initial Charge Obtain gt Refrigerant gt Calibrated pressure gauge 0 Ibs in to 25 Ibs in 0 kPa to 175 kPa Add refrigerant 1 Attach pressure gauge to the fittings on the refrigeration lines 2 Monitor the low side suction pressure through a ful
19. Place the cover over the cartridge and align the screw holes with the holes in the cabinet b Hand thread 3 screws into the holes in the cabinet c Using a screwdriver tighten the screws 9 Close refrigerator door 10 Switch AC ON OFF switch ON Switch battery switch ON 11 Touch Mute to disable the high temperature alarm while refrigerator reaches operating temperature Supplies Refrigerant non CFC R 134A Chart paper 220366 52 sheets Glycerin solution 400922 1 LED lamp 400954 1 1 3 W 1 12 V 7 Ah rechargeable sealed lead acid battery 120628 1 9 V non rechargeable alkaline or equivalent 120218 31 Helmer 9 Troubleshooting N CAUTION i Series Models Review all safety instructions prior to troubleshooting Refer to chapter 2 Safety 9 1 General Operation Problems Problem Possible Cause Action A drawer or basket Drawer slide is faulty gt Confirm the slide is operating correctly Replace if does not slide easily necessary Debris in the drawer gt Pull the drawer or basket out and confirm the slides slides are free of debris Clean the slides if necessary Drawer slides are not gt Using a lightweight oil lubricate the bearings in the lubricated slides Drawer or basket is gt Confirm both slides for the drawer or basket are misaligned or not mounted at the same height level A door does not open Debris in the hinges gt Confir
20. References and Compliance 4 1 Alarm Reference If an alarm condition is met an alarm activates Some alarms are visual only others are visual and audible Some alarms are sent through the remote alarm interface The table indicates if an alarm is audible A visual V or sent through the remote alarm interface R Alarm Alarm Type High Temperature AVR Low Temperature AVR Compressor Temperature A V R i Series Door Open Time AVR Power Failure AVR Low Battery V i Series No Battery A V R i Series Probe Failure AVR Communication Failure A V R i Series 4 2 Regulatory Compliance This device complies with the requirements of directive 93 42 EEC concerning Medical Devices as amended by 2007 47 EC Sound level is less than 70 dB A 0086 Emergo Europe EC Molenstraat 15 2513 BH The Hague Netherlands 4 3 WEEE Compliance The WEEE waste electrical and electronic equipment symbol right indicates compliance with European Union Directive WEEE 2002 96 EC and applicable provisions The directive sets requirements for labeling and disposal of certain products in affected countries When disposing of this product in countries affected by this directive gt Do not dispose of this product as unsorted municipal waste gt Collect this product separately gt Use collection and return systems available locally For more information on the return recovery or recycling of
21. and MONITOR lamps flash Hold SET then press Up Arrow or Down Arrow to change the setpoint Release SET button Hold Up Arrow and Down Arrow for 3 seconds MONITOR lamp stops flashing to indicate exit from program mode New settings are saved Temperature Calibration Setpoints Vi 1 a kf WN ew setpoints Hold Up Arrow and Down Arrow for 3 seconds MONITOR lamp will flash to indicate entry into program mode Press SEL until desired setting appears Observe the setting To view another setting press SEL again optional Hold Up Arrow and Down Arrow for 3 seconds MONITOR lamp stops flashing to indicate exit from program mode 56 Horizon Series Models 13 4 1 360127 D B Flashing Lamp Selected Setting HIGH TEMP and MONITOR High Temp alarm setpoint LOW TEMP and MONITOR Low Temp alarm setpoint MONITOR only Monitor Offset CONTROL only Control Sensor Offset CONTROL only Control Hysteresis Monitor Offset gt Adjust if temperature displayed on the monitor does not match measured chamber temperature gt Value is factory set to match an independent thermometer gt Value can be changed from 10 0 to 10 0 NOTE gt If the variance is within acceptable limits changing the offset value is optional gt Probes in the bottle are connected to the monitoring system and sense chamber temperature These probes do not affect refrigerator setpoint Obtain gt
22. and Trademark Helmer i Series i C Horizon Series and Rel i are registered trademarks or trademarks of Helmer Inc in the United States of America Copyright O 2013 Helmer Inc All other trademarks and registered trademarks are the property of their respective owners Helmer Inc doing business as DBA Helmer Scientific and Helmer 2 Safety Includes general safety information for refrigerator operation 2 1 Labels Caution Risk of damage corn casten Caution Unlock all casters to equipment or danger to N estere operator Dp Caution Shock electrical hazard Protective earth ground terminal Caution Hot surface lI Earth ground terminal 2 2 Avoiding Injury gt Review safety instructions before installing using or maintaining the equipment gt Do not open multiple loaded drawers at the same time gt Do not move a unit whose load exceeds 900 Ibs 408 kg single door units or 1350 Ibs 612 kg double door units gt Before moving unit ensure casters are free of debris gt Never physically restrict any moving component gt Avoid removing electrical service panels and access panels unless so instructed gt Use supplied power cords only AN CAUTION Decontaminate parts prior to sending for service or repair Contact Helmer or your distributor for decontamination instructions and a Return Authorization Number 360127 D B 6 General Information 3 3 1 3 2 3
23. crushed ice gt 1 8 250 ml glass half full of warm water NOTE Temperature probes are fragile handle with care Test the low alarm 1 Identify setting for low alarm setpoint 2 Remove chamber temperature probe from bottle 3 Immerse probe in chilled water 4 While stirring probe in chilled water add approximately 1 teaspoon 5 ml of ice every 20 seconds Ensure probe is at the bottom of the glass When low temperature alarm sounds note the temperature on the monitoring system display 6 Compare the temperature at which the alarm sounds to the low alarm setpoint If values do not match refer to chapter 15 Troubleshooting Test the high alarm 1 Identify setting for high alarm setpoint 2 While stirring probe in chilled water add warm water so temperature increases 0 5 C per minute 3 When high temperature alarm sounds note the temperature on the monitoring system display 4 Compare the temperature at which the alarm sounds to the high alarm setpoint If values do not match refer to chapter 15 Troubleshooting Remove probe from warm water 6 Place temperature probe in probe bottle immersing it at least 2 50 mm 59 Helmer 13 5 2 Power Failure Alarm Horizon Series Models NOTE During a power failure the battery should continue to provide power to the monitoring system 1 Switch AC ON OFF switch OFF Audible power failure alarm will activate immediately and PoFF
24. is displayed on the Temperature Graph to indicate the temperature alarm was test induced Test the low alarm 1 Identify current setting for low alarm setpoint 2 Touch Home i C APPS Temperature Alarm Test 3 Touch Low Alarm Test 4 Peltier Test Probe Cooling message appears 5 When displayed temperature reaches the alarm setpoint temperature reading turns red 6 When completed Test Complete appears 7 Touch Home i C APPS Information Logs Event Log Touch the event to view event details 8 Observe the temperature at the time of the low temperature alarm event Compare this to the alarm setpoint If values do not match refer to chapter 9 Troubleshooting 23 i Series Models 7 4 2 360127 D B Test the high alarm 1 Identify current setting for high alarm setpoint 2 Touch Home i C APPS Temperature Alarm Test 3 Touch High Alarm Test 4 Peltier Test Probe Warming message appears 5 When displayed temperature reaches the alarm setpoint the temperature reading turns red 6 When completed Test Complete appears 7 Touch Home i C APPS Information Logs Event Log Touch the event to view event details 8 Observe the temperature at the time of the high temperature alarm event Compare this to the alarm setpoint If values do not match refer to chapter 9 Troubleshooting Cancel the test 1 Touch Home i C APPS Temperature Alarm Test 2 Touch Cancel Test NOTE When cancell
25. or not level Confirm both slides for the drawer or basket are mounted at the same height A door does not open easily Debris in the hinges Confirm the hinges are free of debris Clean the hinges if necessary Door hinges are not lubricated Using a general purpose grease lubricate the pivots in the hinges Hinge cam is faulty Confirm the hinge cam is not damaged Replace the cam if necessary The chamber temperature meets an alarm condition but the appropriate temperature alarm is not active Temperature alarm setpoint was changed Check the current setpoints for the temperature alarms Change the setpoints if necessary The chamber temperature displayed is higher or lower than the actual temperature Probe bottle is empty or the amount of solution is too low Check the level of product simulation solution in the bottle Refill the bottle if necessary Monitor is not calibrated Confirm the temperature probe is reading correctly Calibrate the probe if necessary Digital electronics are locked because of an interruption in power Reset the monitoring system A component is faulty or internal connections are loose Chamber Temperature Problems Problem Possible Cause Contact Helmer Technical Service Action Prob appears on the display but the chamber temperature is set correctly Connections for the chamber temperature pro
26. power is lost NOTE The monitoring system will start on battery power alone If the refrigerator was previously not connected to AC power and the battery is switched on the monitoring system will begin running on battery power Battery life varies by manufacturer as well as voltage level remaining Providing full power is available and no battery related alarms are active backup power for the monitoring system is available for up to 20 hours the Low Battery alarm will activate after approximately 18 hours of battery use CAUTION Before installing or replacing batteries switch the power and battery OFF Disconnect the refrigerator from AC power gt When installing a replacement battery use only a battery which meets the specifications outlined in chapter 8 7 Supplies NOTE If AC power is lost the monitoring system will automatically disable some features to prolong battery power Data collection will continue until battery power is depleted The battery is located on the top of the refrigerator For 111 models a removable panel provides access to the battery Models Battery iB iLR and iPR 1 rechargeable 12 V lead acid sealed battery Battery is switched off for shipping Switch battery on to provide monitoring system with backup power in the event of AC power failure 13 i Series Models 6 2 6 2 1 6 3 External Monitoring Devices The remote alarm interface i
27. toward the back of refrigerator before installing cartridge cover 8 Install the Access Control cartridge cover a Place the cover over the cartridge and align the screw holes with the holes in the cabinet b Hand thread 3 screws into the holes the cabinet c Using a screwdriver tighten the screws 9 Close refrigerator door 10 Switch AC ON OFF switch ON Reconnect the battery 11 Press the Mute button to disable the high temperature alarm while refrigerator reaches operating temperature Supplies Refrigerant non CFC R 134A Chart paper 220366 52 sheets Glycerin solution 400922 1 LED lamp 400954 1 1 3 W 1 9 V non rechargeable lithium or equivalent battery 120399 1 9 V non rechargeable alkaline or equivalent battery 120218 65 Helmer 15 Troubleshooting Horizon Series Models N CAUTION General Operation Problems 15 1 152 360127 D B Review all safety instructions prior to troubleshooting Refer to chapter 2 Safety Problem Possible Cause Action A drawer or basket does not slide easily Drawer slide is faulty Confirm the slide is operating correctly Replace if necessary Debris in the drawer slides Pull the drawer or basket out and confirm the slides are free of debris Clean the slides if necessary Drawer slides are not lubricated Using a lightweight oil lubricate the bearings in the slides Drawer or basket is misaligned
28. values are programmed at the factory Calibration values can be viewed and changed through the i C monitoring and control system To view calibration settings touch Home i C APPS Settings Details for each setting are displayed Calibration 8 833297 01 01 2010 Calibrated Offset Temperature Evaporator Defrost 30 0 C Upper Temperature Lower Temperature 50 0 Compressor Probe 80 0 78 m Temperature Temperature Calibration screen NOTE P If the Settings screen is password protected or if viewing settings for the first time enter factory default password of 1234 gt When there is no interaction for two minutes the Temperature Setpoint Screen closes and returns to the Home screen gt Control Sensor and Control Sensor Offset Evaporator Defrost and Evaporator Defrost Offset and Compressor Probe Temperature calibration settings are factory preset and should not be changed unless directed by Helmer Technical Service 7 3 4 Determine Control Sensor Offset The temperature controller senses unit cooler temperature through a probe in the unit cooler The unit cooler temperature typically varies from the chamber temperature so an offset value is used by the control system to compensate for the difference The temperature controller adjusts chamber temperature around the refrigerator setpoint by activating the compressor when the unit cooler probe registers above the setpoint Obtain
29. 245 model 120595 230 V 111 model 120553 120 and 125 models 120615 245 model 120616 B Unit cooler fan motor 115 V models 120540 E 230 V models 120560 C Temperature control probe includes connector 800048 1 IT 360127 D B 46 Helmer 10 4 3 Storage Helmer B Storage features iPR245 model shown Label Description i Series Models Part Number Not shown Half shelf includes hardware 120 125 245 and 256 models 400413 1 A Full shelf includes hardware 111 model 400414 3 120 and 245 models 400414 1 125 and 256 models 400414 2 Roll out basket assembly includes basket 2 slides and hardware 111 model 400751 1 120 and 245 models 400415 1 125 and 256 models 400415 2 Drawer assembly includes drawer 2 slides and hardware 111 model with glass door 400752 1 120 and 245 models with glass doors 400370 1 125 and 256 models with glass doors 400370 2 111 model with solid door 400752 2 120 and 245 models with solid doors 400370 3 125 and 256 models with solid doors 400370 4 Not shown Slide assembly includes 2 slides 111 model 400753 1 120 and 245 models 4007 14 1 125 and 256 models 400714 2 Not shown Bridge shelf 18 depth 400845 1 24 depth 400845 2 Not shown 360127 D B Pole mast for chromatography iLR model with chromatography option 400478 1 47 Helmer 10 4 4 Door and hinge features i
30. 800074 1 Without chart recorder 800073 1 Bezel 111 model With chart recorder 800058 1 Without chart recorder 800057 1 D Access control keypad 800007 1 HM 16 1 2 Control System and Display A B C Left Control board Right Display with touchpad Schematic Label Description Part Number Label A Control board assembly 800006 1 HA B Alarm key switch 120227 HD C Light switch 120202 HG NOTE The display board is sensitive to static electricity and can be damaged by 360127 D B electrostatic discharge Use proper ESD precautions when handling the board 72 Helmer 16 2 Top Top features Label Description Horizon Series Models Part Number Schematic Label A Condenser fan motor Compressor 120 V 111 model 120451 120 and 125 models 120467 245 and 256 models 120469 230V 111 model 120561 120 and 125 models 120471 245 and 256 models 120473 120 V 111 model 800005 1 120 and 125 models 800111 1 245 and 256 models 800113 1 for serial numbers 2000000 through 2002949 245 and 256 models 800113 5 for serial numbers 2002950 and greater 230 V 50 Hz 111 model 800005 2 120 and 125 models 800111 2 245 and 256 models 800113 2 230 V 60 Hz 111 model 800005 3 120 and 125 models 800111 3 245 and 256 models 800113 3 K 360127 D B Monitoring system battery 120399 HH HJ 73 Helmer 16 3 Rear Rear features HB111 model
31. LR120 model shown Door and Hinge Helmer i Series Models I Qon Label Description Part Number A Door lock 220540 B Door handle pad 320684 1 C Upper hinge assembly includes pin Left hinge 400960 2 and bracket Right hinge 400960 1 D Upper hinge bearing 220541 E Door gasket 111 model 321082 1 120 125 245 and 456 models 320726 1 F Lower hinge cam quantity 2 320742 1 G Lower hinge bearing 220375 H Door stop 320763 1 360127 D B Lower hinge bracket Right hinge 400377 1 Left hinge 400377 2 48 Helmer 11 Schematics 11 1 iB iLR and iPR Models 111 120 125 245 and 256 Configurations MAIN POWER 115V 10 60 Hz 230V 21096 50 Hz 230V 21096 60 Hz POWER CORD Q8 CIRCUIT BREAKERS 230V ONLY C X X MAIN NOM POWER SWITCH 1 GND L1IN D RFI Filter L2 OUT L1 OUT i Series Refrigerator iB iPR and iLR 111 120 125 245 and 256 models Page 1 of 2 Double Door F UNIT COOLER JUNCTION BOX SNUBBER CIRCUIT From J18 Pin 5
32. Mute to disable the high temperature alarm while refrigerator reaches operating temperature 4 Clean the Refrigerator Condenser Grill CAUTION Disconnect refrigerator from AC power when cleaning In environments where refrigerator is exposed to excessive lint or dust condenser grill may require cleaning more frequently than stated in preventive maintenance schedule Clean the condenser grill using a soft brush and a vacuum cleaner Exterior Clean glass surfaces with soft cotton cloth and glass cleaner Clean exterior surfaces with soft cotton cloth and non abrasive liquid cleaner CAUTION The condensate evaporator and water evaporation tray are hot Interior Clean painted surfaces with mild detergent Clean stainless steel surfaces with a general purpose laboratory cleaner suitable for stainless steel Door Gaskets Clean with soft cloth and mild soap and water solution 27 i Series Models 8 4 5 8 4 6 8 5 360127 D B Clean and Refill Probe Bottles NOTE A kit that includes a probe bottle and glycerin is available from Helmer Obtain Fresh water bleach solution not provided gt 1 9 ratio of bleach to water gt Bleach is 5 solution of commercial sodium hypochlorite NaOCl gt Equivalent oxidizing cleaner disinfectant approved by your organization may be substituted gt 4 120 ml of product simulation solution per bottle gt 10 1 r
33. NITOR lamp stops flashing to indicate exit from 13 3 1 13 3 2 13 4 360127 D B program mode Flashing Lamp Horizon Series Models Selected Setting HIGH TEMP and MONITOR High Temp alarm setpoint LOW TEMP and MONITOR Low Temp alarm setpoint MONITOR only Monitor Offset CONTROL only Control Sensor Offset CONTROL only Control Hysteresis High Temperature Alarm gt Specifies the temperature at which the High Temperature Alarm activates Default setpoint is 5 5 C gt Setpoint can be changed from 40 0 C to 25 0 Change the setpoint Hold Up Arrow and Down Arrow for 3 seconds MONITOR lamp will flash to indicate entry into 1 ND program mode HIGH TEMP and MONITOR lamps flash Hold SET then press Up Arrow or Down Arrow to change the setpoint Release SET button Hold Up Arrow and Down Arrow for 3 seconds MONITOR lamp stops flashing to indicate exit from program mode New settings are saved Low Temperature Alarm Specifies the temperature at which the Low Temperature Alarm activates Default setpoint for HB blood bank models is 1 5 Default setpoint for HLR and HPR laboratory and pharmacy models is 2 0 C Setpoint can be changed from 40 0 C to 25 0 Change the setpoint Hold Up Arrow and Down Arrow for 3 seconds MONITOR lamp will flash to indicate entry into 1 ak ON program mode Press SEL until LOW TEMP
34. PLY OE or 12V DC POWER SUPPLY Heater 1 O12 CONDENSATE EVAPORATOR 12 CONDENSATE EVAPORATOR B Option T T CIRCUIT BREAKER L TERMINAL TERMINAL STRIP STRIP GROUND TERMINAL 2 s 4 s e 7 S 1 i i H z 3 H H H H KNER CORD Horizon Series Refrigerator io Bii i 28 a8 8 BR 588 2 8 HB HLR and HPR 3 5 go g 5 8 MAIN POWER 120 125 225 245 256 and 456 8 115V 60 Hz 230V 50 Hz 230V 60 Hz 360127 D B 80 Helmer 17 2 HLR and HPR Models 111 Configuration N Door Lock Solenoid 0 Option HN 12V DC POWER SUPPLY Option HE AUDIBLE ALARM 12VAC t HO TEMP CONTROL XFMR LARM KEY HD P WITH g HA o CONTROL MONITOR BOARD 9 NC EE No 5 CONTROL PROBE CONTROL 1 RTD a MONITOR 8 1 RTD HC CHAMBER A PROBE x 2 HM a Door Access Keypad Option 000 HJ MONITOR M Backup DOOR SMITG ooo ti 202 CB Ru CHART RECORDER PROBE 9v 12VAC CHART RECORDER C 29 BATTERY BACKUP Compressor SSR 1 Lighting Power Supply TEMP CONTROL XFMR Unit Cooler Fan Defrost Mo
35. R G CONDENSATE EVAPORATOR CHART RECORDER XFMR SAWO f CHART RECORDER 43 Ne BATTERY BACKUP UNIT COOLER FANS 1 T HK 90 LT OUT L2 OUT er Pass Thru 2 Compressor SSR 1 Compressor Non Control Side lol Jot D HK Heater OG 3 Lighting Power Supply Og 3 Lighting Power Supply RFI FILTER Option 5 4 TEMP CONTROL XFMR 35 4 TEMP CONTROL XFMR JOL JOL Option 5 Defrost Timer Q5 unit Cooler Fan L1IN GND L2IN JOL JOL CHART RECORDER XFMR 6 CHART RECORDER XFMR jol lot 3 Defrost Timer Defrost Timer Jol Right Non Control Side Os Right Non Control Side Door Heater Door Heater HJ JOE Left Non Control Sid TOL Left Non Control Sid Pass Thru Os s Door Mene 2 MAIN POWER pr Control Side 3 Ow Left Control Side Door O On Left Control Side Door SWITCH I Heater OLT Heater OL Heater GALE O On Right Control Side Door Heater OO Right Control Side Door Heater Left Door Option FOT or 12V DC POWER SUP
36. RU Gas Gate poa 61 14 42 EXtetlOF us Sep NASSE Ge Tee red Ea e RR REGI P dub Su ig beue 62 14 43 Interior ce BO Re aora ad 62 14 4 4 Door s 62 14 4 5 Clean and Refill Probe Bottle 0 0 0 0 ccc eh 62 14 5 Unit Cooler Cover Removal and Installation aaaraa ravn narr tee 62 14 5 1 Remove the Unit Cooler Cover aaaararnnaa cece n nen 63 14 5 2 Install the Unit Cooler Cover lsslssssllllle es 63 14 6 Access Control Cartridge Removal and Installation 64 14 6 1 Cartridge Removal HE REED RN EN RN EET RO uA eae sea aed 64 14 6 2 Cartridge Installation oss se sisiicesocisse rt nsadi RR mI 64 14 7 Supplies sexe hee RR ERR RR ERES RI RENE NE du Am EE SENG 65 GNI Urge nr 66 15 1 General Operation Problems 0000 rar vnr ls 66 360127 D B Helmer 15 2 Chamber Temperature Problems na seca 66 15 3 Alarm Activation Problems ERR Cru Cb RPA Ea e doe aan 68 15 5 Condensation Problems 4 s oce Pe e e Ee oe od be o AC doe ee 70 TO PIAS ere 71 161 Fo ST 71 16 11 Access Control Option saus saa nen eda eR EORR ea seeks Ords klade 72 16 1 2 Control System and Display 1 2 0 0 0 es 72 162
37. Recharge the refrigerant if necessary The compressor runs continuously Refrigerator setpoint gt Confirm the setpoint is set within the operating is set too low range and change it if necessary Temperature control gt Confirm the probe is providing accurate probe is out of temperature readings calibration Temperature control gt Confirm the probe is providing resistance in the probe is faulty range of 98 O to 110 O Replace the probe if necessary Temperature monitor gt Replace parts with those included in the control controller board is board kit or replace the monitor control board faulty Compressor starting gt Confirm the relay is operating correctly Replace relay is faulty the relay if necessary Temperature monitor controller board is faulty Replace parts with those included in the control board kit or replace the monitor control board 34 Helmer Alarm Activation Problems Problem Possible Cause i Series Models Action The refrigerator is in an alarm condition but alarms are not audible Alarm system is faulty Replace parts with those included in the control board kit or replace the monitor control board Temperature monitor Replace parts with those included in the control controller board is board kit or replace the monitor control board faulty Alarm speaker is gt Replace the speaker faulty Audi
38. Settings sicul c gedreht Em on S ea Rod ed 23 EA estAlarifis meds adhe sr dE x teh aa de 23 7 4 1 Automatic Chamber Temperature Alarm 5 23 7 4 Manual Chamber Alarm Test s assein redran tanida S rre 24 7 4 3 Power Failure Alarm Test llli 25 7 44 Door Open Alarm 5 eee eee 25 7 5 Upgrade System Firmware una eee eee ahhh 25 7 6 Calibrate the Touchscreen a cienne sh rrr 25 7 7 View Manufacturer and Product 1 26 ETT EE ES 26 8 1 Recharge Refrigerant i c eile bxc eh ox del ex e kokk o eR den ox d die vos 26 8 2 Check Monitoring System Battery crrr rer trass ra 27 83 Replace LED Eamps esse de aes sank TGS ER ATT KRAG EE RY AKERS SEAS RS AG 27 8 4 Clean the Relrigerator ccnp ane av FIG Le TANTE Seas pe eee 27 8 41 Condenser REA Boe Oe OG aw SOS OA 27 842 Externo zo soy Aide ele nen oR T CENA Nn od Rien xou de sx 27 s cM o RR rM TT 27 844 DoorQGaskets sss ope dumb bc mu be rd ee 27 846 ECs Touchscreefi i coa es das IKA erd o ar e d dd Ee AT ERR E Rte e E HER e ovn 28 8 5 Unit Cooler Cover Removal and Instal
39. T ul QU E BATTERY CC um rb BACKUP CHART CB ovd HELMER INC mi RECORDER CHART m E 400936 1 Ea BATTERY 9V RECORDER m OR 2 BACKUP PROBE Se m e T i eo PO wo eo o 3 Hai Lower Chamber Probe 20 25 45 56FT3 Models Only um i Double Door Only M DOOR s p SWITCH s Condensor bp ES wn Discharge Probe N Door Lock E 1 ei Solenoid re I fh Option NS Q o EXTERIOR ALARM 0 CONTACTS OS Lighting Power Supply o e INTERIOR LIGHT 55 g g 3 J COMPRESSOR zo B 3 28VDC L 7 0 K 8 8 Lip COMPRESSOR LH CONDENSING UNIT Bg SSR FAN ouble Door Pass Thru 8 A Only V 360127 D B 50 f Helmer Horizon Series Models Section 11 Horizon Series Models 12 12 1 12 2 360127 D B Product Configuration Install Battery for Backup Power The monitoring system has a battery system enabling a period of continuous operation if power is lost NOTE The monitoring system will start on battery power alone If the refrigerator was previously not connected to AC power and the battery is connected the monitoring system will begin running on battery power Battery life v
40. WARRANTIES OF MERCHANTABILITY OR FITNESS FOR PARTICULAR PURPOSE SHALL APPLY THE LIABILITY IF ANY OF HELMER FOR DIRECT DAMAGES WHETHER ARISING FROM A BREACH OF ANY SALES AGREEMENT BREACH OF WARRANTY NEGLIGENCE OR INDEMNITY STRICT LIABILITY OR OTHER TORT OR OTHERWISE WITH RESPECT TO THE GOODS OR ANY 11 General Information 5 2 360127 D B SERVICES IS LIMITED TO AN AMOUNT NOT TO EXCEED THE PRICE OF THE PARTICULAR GOODS OR SERVICES GIVING RISE TO THE LIABILITY IN NO EVENT SHALL HELMER BE LIABLE FOR ANY INDIRECT INCIDENTAL CONSEQUENTIAL OR SPECIAL DAMAGES INCLUDING WITHOUT LIMITATION DAMAGES RELATED TO LOST REVENUES OR PROFITS OR LOSS OF PRODUCTS This warranty does not cover damages caused in transit during installation by accident misuse fire flood or acts of God Further this warranty will not be valid if Helmer determines that the failure was caused by a lack of performing recommended equipment maintenance per Helmer manual or by using the product in a manner other than for its intended use Installation and calibration are not covered under this warranty agreement Outside of USA and Canada Consult your local distributor for warranty information 12 Helmer i Series Models Section Il i Series Models 6 1 360127 D B Product Configuration Install Battery for Backup Power The monitoring system and chart recorder each have a battery system enabling a period of continuous operation if
41. aries by manufacturer as well as voltage level remaining Providing full power is available and no battery related alarms are active backup power for the monitoring system is available for up to 2 hours CAUTION gt Before installing or replacing batteries switch the power OFF Disconnect the refrigerator from AC power gt When installing a replacement battery use only a battery which meets the specifications outlined in chapter 14 7 Supplies The battery is located on the top of the refrigerator For 111 models a removable panel provides access to the battery Models Battery HB HLR and HPR 1 non rechargeable 9 V lithium or equivalent battery Battery is taped next to the battery holder Install and connect the battery to provide monitoring system with backup power in the event of AC power failure External Monitoring Devices The remote alarm interface is a relay switch with 3 terminals gt Common gt Normally Open NO gt Normally Closed NC Terminals are dry contacts and do not supply voltage Interface circuit is either normally open or normally closed depending on terminals used 51 Helmer Requirements for your alarm system determine which alarm wires must connect to terminals 12 2 1 12 3 Horizon Series Models NOTE Do not connect any monitoring device that exceeds the maximum load capacity The terminals on the remote alarm interface have the following ma
42. ary 70 E Helmer Horizon Series Models 16 Parts NOTE Before replacing parts protect items in refrigerator from extended exposure to adverse temperature gt Allow refrigerator temperature to stabilize at setpoint after replacing parts or after extended door opening 16 1 Front Front features HB120 model shown Label Description Part Number Temperature chart recorder standard on 120 V 800025 1 CA blood bank models optional on laboratory 230 V 800025 2 pharmacy models Not Chart recorder battery 120218 CC shown Not Chart paper 52 sheets 220366 shown B Horizon Series monitoring and control Refer to subsequent section s for system part numbers C Bezel all models except 111 With chart recorder 80007 2 1 Without chart recorder 80007 1 1 Bezel 111 model With chart recorder 800056 1 Without chart recorder 800055 1 D Caster swivel with brake 220467 360127 D B 71 Helmer Horizon Series Models 16 1 1 Access Control Option A B Optional Access Control door lock and keypad m Schematic Label Description Part Number Label A Access Control cartridge cover B Access Control door catch door side Not Access Control cartridge assembly Left hinged door 800020 1 N shown includes manual override key Right hinged door 800020 2 C Bezel all models except 111 With chart recorder
43. atio of water to glycerin Clean and refill bottles Remove all probes from bottle Remove bottle from bracket Clean bottle with water bleach solution Fill bottle with 4 oz 120 ml of product simulation solution Cap bottle tightly to minimize evaporation Place bottle in bracket Replace probes immersing at least 2 50 mm NO ah WN i C e Touchscreen Clean touchscreen with a soft dry cotton cloth Unit Cooler Cover Removal and Installation If unit cooler cover is not removed as detailed in this procedure the drain port may be damaged Improper drainage may result in excessive icing and refrigerator s inability to maintain temperature Required tools gt 5 16 socket wrench gt Tool to push putty away from the drain hose Drain line and hose Label Description A Unit cooler cover B Drain port Drain hose 28 i Series Models 8 5 1 AN 8 5 2 8 6 8 6 1 360127 D B Remove the Unit Cooler Cover 1 Switch AC ON OFF switch OFF Switch battery switch OFF 2 Remove top drawer basket or shelf from the chamber 3 Onthe back of the camber peel putty back to expose drain hose C CAUTION The condensate evaporator and water evaporation tray are hot 4 Remove drain hose from unit cooler drain port B Pull drain hose downward to separate from unit cooler b Twist drain hose while pulling to assist in removal 5 Push the drain hose C out t
44. be are loose Temperature probe wiring is an open circuit Test the probe connections Secure the connections if necessary Check the continuity of the probe wiring and connections Secure the connections or replace the probe if necessary A component is faulty Contact Helmer Technical Service 66 Helmer Problem Possible Cause Horizon Series Models Action The chamber temperature does not stabilize at the refrigerator setpoint 360127 D B Monitor control board is faulty Confirm the temperature controller or monitor control board is operating correctly Replace it if necessary Compressor starting relay is faulty Confirm the relay is operating correctly Replace the relay if necessary Temperature monitor controller board is faulty Confirm the temperature monitor controller board is operating correctly Replace the board if necessary Condensing unit fan is not running Check the condensing unit fan connections Replace the fan motor if necessary Unit cooler fan is not running Check the voltage to the fan when door switch is activated Replace the fan motor or door switch if necessary Compressor motor has seized Replace the compressor Temperature control probe is out of calibration Confirm the probe is providing accurate temperature readings Temperature control probe is faulty Confirm the probe is providing resis
45. ble alarms Turn the chamber light on and off View a graph of the chamber temperature v v v v v v v y Temperature Settings Temperature setpoint values are programmed at the factory Setpoints can be viewed and changed through the i C monitoring and control system To view temperature setpoints touch Home i C APPS Settings Details for each setpoint are displayed ograms 833297 01 01 2010 Temperature Setpoint 4 0 C Control Sensor Probe 4 0 C Hysteresis 40 C Setpoint E Delay on Start up Control Relay Probe Error Duty 25 Cyde Temperature Controller Programs screen NOTE Default chamber temperature setpoint is 4 0 C Change the setpoint if gt Your organization requires a chamber temperature other than 4 0 C gt The normal chamber temperature is too high or low after completing preventive maintenance and applicable troubleshooting tasks 17 i Series Models Confirm gt Refrigerator has been placed per location requirements in the operation manual gt Preventive maintenance has been completed per operation manual gt Troubleshooting items associated with chamber temperature have been reviewed if necessary NOTE If the Settings screen is password protected or if viewing settings for the first time enter factory default password of 1234 Perform the following 1 Touch i C APPS i C Settings 2 Enter the Settings pa
46. ble alarms have gt Verify audible alarms are not muted Touch been muted the Mute button repeatedly until the Mute timer indicates no time delay A component is gt Contact Helmer Technical Service faulty or internal connections are loose The refrigerator meets Temperature monitor gt Replace parts with those included in the control an alarm condition controller board is board kit or replace the monitor control board but the appropriate faulty alarm is not active Alarm setpoint was Check the current setpoints for the alarms changed Change the setpoints if necessary A component is gt Contact Helmer Technical Service faulty or internal connections are loose The High Temperature Connections for the Test the probe connections Secure the alarm activates when chamber temperature connections if necessary the door is opened probe are loose then clears shortly Chamber temperature Test the probe Replace the probe if necessary Ha door is probe is faulty Menem Unit cooler fan gt Test the door switch and unit cooler fan continues to run while connections Secure the connections if necessary the door is open Replace the door switch or fan motor if necessary Probe bottles are gt Check level of product simulation solution in the empty bottles Refill bottles if necessary High temperature gt Check the setpoint Change the setpoint if alarm setpoint is set necessary
47. cessary One or both door gt Replace the door switch or switches switches are faulty Temperature monitor Replace parts with those included in the control controller board is board kit or replace the monitor control board faulty Door Open Timeout gt Check the time delay for the Door Open alarm is set to zero causing Change the time delay if necessary the alarm to activate immediately when the door is opened All alarms are Alarm system is faulty gt Replace parts with those included in the control activating sporadically board kit or replace the monitor control board Temperature monitor Replace parts with those included in the control controller board is board kit or replace the monitor control board faulty A component is gt Contact Helmer Technical Service faulty or internal connections are loose 36 Helmer Problem Possible Cause i Series Models Action The condenser alarm is active Refrigerant level is too low gt Check refrigeration lines for leaks and repair if necessary Check refrigerant level Recharge if low Connections for the condenser temperature probe are loose gt Test the probe connections Secure the connections if necessary Condenser temperature probe is faulty gt Test the probe Replace the probe if necessary Condenser fins are dirty gt Clean as necessary or order new ones from Helmer or your distributor
48. d Baskets anana nenau 14 04 Drawer Labels Bare KRG MORE ERG Tees ee Gon S RG Ga skada 15 6 5 Move Slidesand Brackets roosen a RO RATE RD re CR GE Sa AEG 15 66 Level the Refrigerator iss e Rome REOR Rer des HANE Gard PROPERE Vide e Re EE RUE 16 6 7 Optional Adapter Kits for Medication Dispensing Locks 16 360127 D B Helmer 16 L Home Screen oss UR SE kes Geit Ur YMSE NUR Ga 17 7 1 1 Home Screen Functions ausisa stsars OHA RDO 17 7 2 Temperature Settings occse cessus e ege a ma es OX Ea DEA CR E 17 7 3 Temperature Calibration rn 19 7 39 1 Determine Control Sensor 2 19 7 39 2 Calibrate Chamber Temperature 20 7 3 3 Calibrate Compressor and Evaporator Probe 21 1 34 Factory Default Settings s rg ad ek beg 21 7 3 5 Additional Factory Default Settings for Laboratory and Pharmacy Models 22 7 9 6 Restore Factory Default Settings 9554 gr RR Rh tn 22 7 3 7 Change Factory
49. d Value Home Screen Application Icons i C APPS Temperature Alarm Test Temperature Graph Information Logs Download Display Brightness High 3 symbols Password for Settings screen 1234 Sounds On Alarm Volume 9 Alarm Tone On Temperature Calibration Values Values previously entered during setup Unit ID Serial number entered at factory Date Format MM DD YYYY Day Month Year Not affected maintained in real time clock Time Format 12 hour Minute Not affected maintained in real time clock Hour AM PM Language Language previously selected during setup Temperature Units C Password Protection for Settings screen On Temperature Graph Screensaver On Access Control optional as Home Page On 21 Helmer 7 3 5 7 3 6 360127 D B i Series Models Setting Restored Value Light Off Delay on off On Light Off Delay 5 minutes High Temperature Alarm Setpoint 5 5 C High Temperature Alarm Time Delay 0 minutes Low Temperature Alarm Setpoint 1 5 C Low Temperature Alarm Time Delay 0 minutes Power Failure Alarm Time Delay 1 minute Probe Failure Alarm Time Delay 0 minutes Door Open Time Alarm Time Delay 3 minutes Compressor Temperature Alarm Setpoint 50 0 C Compressor Temperature Alarm Time Delay 0 minutes Chamber Setpoint 4 0 Chamber Hysteresis 1 5 C iB111 0 8
50. de CHART RECORDER XFMR Defrost Timer HJ LEFT Door Heater HK RIGHT Option DOOR HEATER 12V DC POWER SUPPLY CHART RECORDER XFMR 23 A em lt E UNIT COOLER FAN 4 TEMP CONTROL XFMR 5 unit Cooler Fan Compressor Horizon Series Models 1616101101 eir HG LIGHT SWITCH 230V M15V 4 3 2 1 Hu HF on Tiel 5 DEFROST TIMER HLR HPR HB ON 86 BYPASS SWITCH DEFROST INITIATE J COMPRESSOR K CONDENSING UNIT FAN MOTOR P INTERIOR LIGHT L1 OUT D Lighting Power Supply RFI FILTER L2 OUT LIN GND L2IN Q 6 CHART RECORDER XFMR Defrost Timer 8 DOOR HEATER Q11 12V DC POWER SUPPLY O O12 CONDENSATE EVAPORATOR G CONDENSATE 12 CONDENSATE EVAPORATOR EVAPORATOR 11 12 TERMINAL TERMINAL STRIP STRIP L GROUND TERMINAL V 2131 4 5 6 7 8S 9 10 295 9 g Horizon Refrigerator ids ioi tii 8 HLR and HPR GET 8 g 5 111 mod
51. deed dr 73 19 3 Real 74 16 3 1 JElectriGal BOX ERE aU CREER d dee D E Ea 75 16 4 IMENO ss ecco tic a kassan Eae PUR E dog ka Rode ERA EE mekke CR Qe eda dod 76 16 41 Lighting 4 6 2 4 edb EUR ERO ER ERG PEU ade 77 164 2 Unit Cooler ia ss ies CX Rmo Ec ds o 0 ba ot oc o Nolo n TT 164 3 510 sy hho vaso Ded ee Vae ve Inl du a o T GS Pa yee EL IA dU 78 16 4 4 Doorarnd deccm RR eR x vri PRI ORE RPG Seerne PIX 79 T cons E i c M S d 80 17 1 HB HLR and HPR Models 120 125 245 and 256 Configurations 80 17 2 HLR and Models 111 Configuration llis 81 360127 D B General Information Section I General Information 1 About this Manual 1 1 Intended Audience This manual is intended for use by end users of the refrigerator and authorized service technicians 1 2 Model References Generic references are used throughout this manual to group models that contain similar features For example 125 models refers to all models of that size iB125 HB125 iLR125 HLR125 iPR125 HPR125 This manual covers all upright refrigerators which may be identified singly by their size or by their respective Series 1 3 Copyright
52. e 22s ns 54 13 2 Refrigerator Setpolnt o sisir rex lU Dee de ka Rex s eR KAN e CR RU ee CR C RR 55 13 3 Temperature Alarm Setpoints 2 rn rn 55 13 3 1 High Temperature Alarm 22 5 nues tandas eee ka BEG has 56 13 3 2 Low Temperature Alamm eR EE RR XA 56 13 4 Temperature Calibration Setpoints llli 56 19 4 1 Monitor Offset de eed Beebe e EA qa AWO E RA RR ACE awed d e RERO ce 57 13 4 2 Control Sensor Offset ss sas goada k aa headed gy Rr 58 18 4 3 eso ER EPIS IMPIGRE STER UU Ed e Nd S 59 13 5 Test Alarms bes ka S L k x LAGU Lec Lud eae Edo ens RR E Ih RE QE Od PEE E 59 13 5 1 Chamber Temperature Alarm 2 2 0 0 elles 59 13 5 2 Power Failure Alarm kg XL GREAT GA CREER LA Ft uU 60 18 5 3 Door Open Alarm 44 exe debe AP EXER RESOURCE PORE E Hamid 60 Maintenant sirecacaws Re ROI noa dani aae e a a a a aa ERN PM EE 60 14 1 Recharge Refrig r nt 4422 si 4 sar ter EAEE E SA RESP br de PER ERR ES 60 14 2 Check Monitoring System Battery llli hh rs 61 14 3 Replace LED 5 61 14 4 Clean the Retrigerator cenae Wa Bede Redes T
53. e control board is sensitive to static electricity and can be damaged by electrostatic discharge Use proper ESD precautions when handling the board 360127 D B 75 4 Helmer Horizon Series Models 16 4 Interior L se 1 E x Interior features HPR245 model shown Label Description Part Number Pee A Chart recorder probe 800024 1 CB B Chamber probe 800029 1 IK C Probe bottle and glycerin kit 400922 1 D Lamp assemblies Refer to subsequent section s P for part numbers E Unit cooler Refer to subsequent section s F for part numbers Door switch 120380 M Door J Storage parts Refer to subsequent section s for part numbers 360127 D B 76 E Helmer Horizon Series Models 16 4 1 Lighting UN CAUTION Disconnect refrigerator from power when removing and replacing LED lamps Label Description Part Number i ud A LED lamp 800049 1 P 16 4 2 Unit Cooler A B C Left Unit cooler single door model shown Center and right Unit cooler parts Schematic Label Description Part Number Label A Unit cooler assembly 115 V F 111 model 120536 120 and 125 models 120594 245 models 120595 230V 111 model 120553 120 and 125 models 120615 245 models 120616 B Unit cooler fan motor 115 V models 120540 E 230 V models 120560 C Temperature control probe 800028 1 HB 360127 D B 77 Helmer Hor
54. e ou H 44 360127 D B Helmer 10 4 Interiors s ocu Roc sake pie tici AR Perl eee been ded b bes 45 10 44 ae esee b oce Do s k blid 09 EA Land CP kand oc a 46 104 2 Unit Coole T La seat sede Ra RR ex dd ERG sae eee ease nd ag da 46 10 43 Storage sunset Ge E IRE Ge dg 47 1044 Door and HINGE rv OE d rise Rx e Rn RI sad EA Be 48 11 SCHEMAUCS 5 cecs 064 dee ER EESECEaSEESSERREEEGAKEREREXENSEESSEREECRE KREPRIESEESGGE 49 11 1 iB iLR and iPR Models 111 120 125 245 and 256 Configurations 49 Section Ill Horizon Series 5 51 12 Product sere m rudem RE E RETE REPRE E TER ERE RR 51 12 1 Install Battery for Backup Power iissseeleee RR Rr res 51 12 2 External Monitoring Devices issu i bd ae 51 12 2 1 Connect to Remote Alarm Interface liliis es 52 12 3 Move Drawers Shelves and Baskets aurauuuvavn nr ee rs 52 124 Move Slides and Brackets ce tcn OR GRANG AEG HEG ST IGG 53 12 5 Levelthe Refrigerator HERO tas CURE Gre Deu uut sie odde d RES 53 12 6 Optional Adapter Kits for Medication Dispensing Locks 54 13 SOWING T RTT TO QUILT OTT 54 13 1 Monitor and Controller Interfac
55. efrigerator temperature to stabilize at setpoint after replacing parts or after extended door opening 10 1 Front Helmer Left iB120 refrigerator Center iB111 refrigerator Top right Chart recorder and door except 111 model Bottom right 111 model chart recorder and door 360127 D B 39 Helmer i Series Models Label Description Part Number Temperature chart recorder standard 120 V 800026 1 CA blood bank models except iB111 optional 230 V 800026 2 on laboratory and pharmacy models except iLR111 and iPR111 B i C monitoring and control system Refer to subsequent section s for part numbers C Bezel all models except 111 With chart recorder door 400999 1 Without chart recorder door 400998 1 D Temperature chart recorder standard 120 V 800025 1 CA on iB111 model optional on iLR111 and 230 V 800025 2 iPR111 model E Bezel 111 model With chart recorder door 800056 1 Without chart recorder door 800055 1 F Chart recorder door assembly 111 model 320739 1 G Chart recorder door assembly all models 800070 1 except 111 H Chart paper 52 sheets 220366 Chart recorder battery 120218 CC J Caster swivel with brake 220467 10 1 1 Access Control Option A Optional Access Control door lock Label Description Part Number Access Control cartridge cover B Access Control door catch door side Not Access
56. els E END OF MANUAL 360127 D B A MAIN POWER 115V 60 Hz 230V 50 Hz 230V 60 Hz C MAIN POWER SWITCH POWER CORD 81 HELMER SCIENTIFIC 14400 Bergen Boulevard Noblesville IN 46060 USA PH 1 317 773 9073 FAX 1 317 773 9082 www helmerinc com e Cc E Imer N 1 F
57. er 14 6 1 Cartridge Removal 1 Switch AC ON OFF switch OFF Disconnect the battery 2 Open refrigerator door and prop the door open gt If door is locked use the key to override the Access Control lock then open door 3 Use a screwdriver to remove screws securing the Access Control cartridge cover 4 Remove cover Remove 5 Cut the zip tie securing the bundled wires to the cartridge Separate the spade connectors 6 Use a screwdriver to remove 2 screws securing the cartridge assembly Cut zip tie Remove 7 Remove cartridge assembly 14 6 2 Cartridge Installation 1 Insert upper screw through 360127 D B gt Upper hole in cartridge body gt Metal latch bushing gt Door latch gt Nylon latch bushing 64 Horizon Series Models 14 7 360127 D B 2 Insert lower screw through gt Lower hole in cartridge body gt Nylon spacer 3 Place the cartridge against the cabinet and align the screws with the holes in the cabinet 4 Hand thread 2 screws into the holes in the cabinet Latch Nylon latch Metal latch bushing bushing Hand thread Nylon spacer Screws NOTE Ensure wires are not pinched between the cartridge and the cabinet 5 Using a screwdriver tighten the screws 6 Connect the electrical wires from the cabinet to the wires from the cartridge 7 Bundle the excess wiring and secure it to the back of the cartridge with a zip tie NOTE Latch must be in the unlocked position rotated
58. es Models 6 4 6 5 360127 D B Remove a Drawer or Basket 1 Pull drawer or basket out until it stops 2 Onthe right rail locate the release tab and press downward 3 While holding the right release tab downward locate the release tab on the left rail and press upward 4 Pull drawer or basket free of the slides Install a Drawer or Basket 1 Align end guides on drawer or basket with the slides 2 Gently push drawer or basket into chamber until it stops 3 Pull drawer or basket out until it stops check for smooth operation Remove a Shelf 1 With one hand lift front edge of the shelf from the front brackets 2 With the other hand reach under the shelf and bump rear edge of the shelf upward to disengage rear brackets Install a Shelf 1 Insert shelf into chamber placing it on brackets 2 Gently bump rear edge of the shelf downward to engage brackets 3 Pulling shelf forward gently shelf should not disengage from rear brackets Drawer Labels Drawer with sample label not provided Move Slides and Brackets Remove Drawer Slides 1 Using a screwdriver remove front bracket retainers 2 Tap front brackets upward to disengage standards 3 Remove slides from standards Install Drawer Slides 1 Insert slides into standard at appropriate height 2 Tap front brackets downward to engage standards 3 Using a screwdriver install front bracket retainers Remove Shelf Brackets 1 Using a screwdriver remove front b
59. ged at the direction of Helmer Technical Service Setting Description Lower Probe Toggle the lower temperature probe on or off Lower Probe Alarm Toggle the lower temperature probe alarm on or off Light Icon Toggle the light icon on or off Temperature Controller Page Enable or disable the temperature controller screen Factory settings may be viewed and changed Contact Helmer Technical Service to verify if changing factory settings is necessary and for instructions in accessing Factory Settings screen Test Alarms Test alarms to ensure they are working correctly The refrigerator has alarms for chamber temperature compressor temperature door open time power failure low battery and power failure Automatic Chamber Temperature Alarm Test 4 0 o C High Alarm Test Alarm Condition Temperature Alarm Test 01 01 2010 Test Complete Low Alarm Test Cancel Test NOTE Test can be aborted by touching Cancel Test Test is only applicable to the upper chamber probe Test takes less than 5 minutes If the temperature alarm test does not automatically complete within 2 minutes restart the i C monitoring system vvvv When performing an automatic temperature alarm test the Peiltier device heats or cools the temperature probe until the high or low alarm setpoint is reached An event is added to the Event Log to indicate a temperature alarm was activated The Alarm Test icon
60. gerator setpoint Condenser grill is dirty Check the condenser grill Clean the grill if necessary Air circulation at the top of the chamber is not adequate Check if there are any items that may obstruct air flow and remove them if necessary Ambient air gt Confirm the refrigerator is placed appropriately temperature around the refrigerator is too high Refrigerant level is too gt Check refrigeration lines for leaks and repair if low necessary Check the refrigerant level Recharge refrigerant if necessary A component is gt Contact Helmer Technical Service faulty or internal connections are loose Probe Failure is Temperature probe gt Check the continuity of the probe wiring and displayed on the wiring is an open connections Secure the connections if necessary monitor circuit gt Confirm the probe is providing resistance in the range of 86 O to 110 O Replace the probe if necessary Chamber Temperature Problems Problem Possible Cause Action The chamber Chamber temperature gt Check the chamber temperature calibration temperature displayed is higher or lower than the actual temperature probe s is not calibrated Change the calibration if necessary Connections for the chamber temperature probe are loose Test the probe connections Secure the connections if necessary Temperature probe gt Check the continuity of the probe wiring Replace wiri
61. gt Independent thermometer calibrated and traceable per national standards gt to attach thermometer to temperature probe Perform the following 1 Remove probes from upper probe bottle 2 Unscrew cap from bottle 3 independent thermometer to temperature probe and place in bottle Probe and thermometer should be immersed at least 2 50 mm Close door and allow chamber temperature to stabilize for 10 minutes Observe independent thermometer temperature for 10 minutes and determine temperature range From the range calculate the average temperature Remove thermometer and probe from bottle and remove tape Replace bottle cap ensuring a tight fit Place probes in bottle immersing at least 2 50 mm 0 Determine the change in value to reach desired setpoint COON Oa 5 360127 D B 19 i Series Models 7 3 2 360127 D B EXAMPLE gt Current setpoint is 4 0 C gt Average temperature is 4 5 C gt Offset adjustment value is 0 5 C Enter the new offset value 1 Touch Home i C APPS Settings 2 Enter the Settings password 3 Touch Temperature Calibration 4 Touch or on the Control Sensor spin box P Value is factory preset to match the temperature measured in the unit cooler at the control sensor by an independent thermometer NOTE Control Sensor and Control Sensor Offset are factory preset and should not be changed unless directed by Helmer Technical Service 5 To
62. hrough rear of chamber 6 Remove the unit cooler cover a Hold unit cooler cover in place to prevent it from dropping b Use the socket wrench to remove 4 screws securing the unit cooler cover c Carefully lower unit cooler cover to avoid damage to the fan wiring Install the Unit Cooler Cover 1 Verify unit cooler wiring is connected and routed correctly a Wiring should be routed above copper tube inside the unit cooler b Reconnect wires if they have separated 2 Attach unit cooler cover a Lift unit cooler cover into place b Front edge of the cover should be behind the unit cooler case Use the socket wrench to install 4 screws to secure the unit cooler cover 3 Insert the drain hose through hole in the refrigerator a Push drain hose upward toward the unit cooler drain port b In the chamber push drain hose onto unit cooler drain port Reinstall top drawer basket or shelf if previously removed On the back of the chamber press putty around the drain hose Switch AC ON OFF switch ON Switch battery switch ON Touch Mute to disable the high temperature alarm while refrigerator reaches operating temperature oo f Access Control Cartridge Removal and Installation The Access Control lock cartridge is a serviceable assembly installed on the cabinet Required tools gt Wire cutter 2 Phillips screwdriver Cartridge Removal 1 Switch AC ON OFF switch OFF Switch battery switch OFF 2 Open refrigerator door and prop the door open
63. iB iPR 111 120 125 245 and 256 models and iLR Page 2 of 2 i C3 LCD w Touch Screen iG iF Power Cable Lo HELMER INC 400956 1 Ethernet av USB Data Cable ad IB o Wee Boo ly NIL Y L1 E ev 95232 Option 8 p EE en qos vant USB Port n 14 So iD 8 usa port 3 ER uj ox T i C3 Power PCBA a er ort D 2 E 19 T E F SLA Chorging z C E iA SE fuse por a i C3 Control PCBA I 85 ac DI i CAN iT EN Battery Switch m Chamber Temp Probe RECORDER ca Option Double Door la ET st Modele ON AP Water Bottle Probe iB r I
64. ing an automatic test the message indicating the test is in progress clears immediately If a setpoint was reached before the test was cancelled the alarm activates and clears as described earlier Manual Chamber Alarm Test IMPORTANT Perform the low alarm test before the high alarm test to control the temperature more closely and complete the testing more quickly NOTE Before testing alarms protect items in refrigerator from extended exposure to adverse temperature Obtain gt 2 80z 250 ml glass half full of chilled water gt 1 glass filled with crushed ice gt 1 80z 250 ml glass half full of warm water NOTE Temperature probes are fragile handle with care Test the low alarm 1 Identify setting for low alarm setpoint 2 Remove chamber temperature probe from bottle 3 Immerse probe in chilled water 4 While stirring probe in chilled water add approximately 1 teaspoon 5 ml of ice every 20 seconds Ensure probe is at the bottom of the glass When low temperature alarm sounds note the temperature on the monitoring system display 6 Compare the temperature at which the alarm sounds to the low alarm setpoint If values do not match refer to chapter 9 Troubleshooting Test the high alarm 1 Identify setting for high alarm setpoint 2 While stirring probe in chilled water add warm water so temperature increases 0 5 C per minute 3 When high temperature alarm sounds note the tempe
65. ist in removal 5 Push the drain hose C out through rear of chamber 6 Remove the unit cooler cover a Hold unit cooler cover in place to prevent it from dropping b Use the socket wrench to remove 4 screws securing the unit cooler cover c Carefully lower unit cooler cover to avoid damage to the fan wiring Install the Unit Cooler Cover 1 Verify unit cooler wiring is connected and routed correctly a Wiring should be routed above copper tube inside the unit cooler b Reconnect wires if they have separated 2 Attach unit cooler cover a Lift unit cooler cover into place b Front edge of the cover should be behind the unit cooler case Use the socket wrench to install 4 screws to secure the unit cooler cover 3 Insert the drain hose through hole in the refrigerator a Push drain hose upward toward the unit cooler drain port b In the chamber push drain hose onto unit cooler drain port 4 Reinstall top drawer basket or shelf if previously removed On the back of the chamber press putty around the drain hose 6 Switch AC ON OFF switch ON Reconnect the battery 63 Helmer Horizon Series Models 7 Press the Mute button to disable the high temperature alarm while refrigerator reaches operating temperature 14 6 Access Control Cartridge Removal and Installation The Access Control lock cartridge is a serviceable assembly installed on the refrigerator cabinet Required tools gt Wire cutter gt 2 Phillips screwdriv
66. izon Series Models 16 4 3 Storage Storage parts HPR245 model shown Label Description Part Number Not shelf includes hardware 120 125 245 and 256 models 400413 1 shown A Full shelf includes hardware 111 model 400414 3 120 and 245 models 400414 1 125 and 256 models 400414 2 B Roll out basket assembly includes 111 model 400751 1 basket 2 slides and hardware 120 and 245 models 400415 1 125 and 256 models 400415 2 C Drawer assembly includes 111 model 400752 2 drawer 2 slides and hardware 120 and 245 models 400370 3 125 and 256 models 400370 4 Not Slide assembly includes 2 slides 111 model 400753 1 shown 120 and 245 models 400714 1 125 and 256 models 400714 2 Not Bridge shelf 18 depth 400845 1 shown 24 depth 400845 2 360127 D B 78 Horizon Series Models 16 4 4 Door and Hinge Helmer B o om Door and hinge features HLR120 model shown Label Description Part Number A Door lock 220540 B Upper hinge bracket Left hinge 400376 2 Right hinge 400376 1 C Hinge bearings 220375 D Door gasket 111 model 321082 1 120 125 245 and 456 models 320726 1 E Lower hinge cam quantity 2 320742 1 F Door stop 320763 1 G Lower hinge bracket Right hinge 400377 1 Left hinge 400377 2 360127 D B 79 va Helmer Horizon Series Models 17 Schematics 17 1 HB HLR and HPR Models 120 125 245
67. l compressor cycle 3 Measure the pressure at the end of the next cycle immediately before the compressor stops NOTE Pressure varies depending on ambient air temperature 4 Add refrigerant so the low side pressure is within acceptable range 16 Ibs in to 18 Ibs in 110 kPa to 125 kPa 5 Remove pressure gauge 26 i Series Models 8 2 8 3 8 4 8 4 1 8 4 2 8 4 3 8 4 4 360127 D B Check Monitoring System Battery On all i C screens the Battery icon will appear in the header bar when the system is running on battery power and the screen brightness will automatically be reduced The monitoring system will automatically disable some features to extend battery life Check the battery 1 Switch AC ON OFF switch OFF gt Screen should continue to display information with reduced brightness gt Battery icon will appear on the screen Ifthe display is blank replace battery 2 Switch AC ON OFF switch ON NOTE Use a battery which meets specifications outlined in chapter 8 7 Supplies Replace LED Lamps Switch battery switch OFF Switch AC ON OFF switch OFF Using a screwdriver remove lamp strip from chamber wall Unsnap the defective LED and disconnect wires Snap new LED onto the lamp strip Connect the wires Using a screwdriver attach lamp strip to chamber wall Switch AC ON OFF switch ON Switch battery switch ON Touch Light button or open door to test lamp Touch
68. lation liliis 28 8 5 1 Remove the Unit Cooler Cover pessa sia iia ad a a aaa rrr 29 8 5 2 Install the Unit Cooler Cover 0 rre 29 8 6 Access Control Cartridge Removal and Installation 29 8 61 Cartridge Removal 29 eri ee e RR steke KERK 29 8 62 Cartridge Installation sane pm e RM ei REQUE E bade ee 30 8 7 S pplies i su iuh sr ra Rs doy d ORE oe bade ae BG 31 9 Troubleshooting iua aiu m eeu Eee REEF EM ER RR ERG SU INS EE Head ax ade rer 32 9 1 General Operation Problems cece eee eee 32 9 2 Chamber Temperature Problems nessie rrr 33 9 3 Alarm Activation Problems llle 35 94 Testing PrODIGMS waa ser eR RE Rh ux A RR RR ERRARE DR Rn RR RR sete 38 9 5 Condensation 38 NE tha EE EE 39 1071 Fon ECC NE 39 1071 1 Access Control Option s s e be de ORR a ERIS KO RUMP Uke ERR A 40 10 1 2 Control System and Display 1 2 0 0 00 hh me 41 10 2 Ba a aa aa wi a iden a Be a Bedi aia 41 10 3 CCP RIT PUT 42 10 3 1 Electrical idee RARE SERT ELEN ER Ge Ka Nr Ek Re
69. le 4 Replace plugs ensuring a tight seal Chart Recorder If installed refer to the Temperature Chart Recorder Operation and Service Manual on CD The chart recorder has a battery system enabling a period of continuous operation if power is lost Battery life varies by manufacturer as well as voltage level remaining Providing full power is available backup power for the temperature chart recorder is available for up to 14 hours Prior to use gt Install battery gt Add paper gt Calibrate chart recorder to match upper chamber temperature Chart Recorder Access Open door by either pressing and releasing or by pulling door open Install Chart Paper 1 Press and hold C button When stylus begins to move left release button The LED flashes to indicate current temperature range 2 When stylus stops moving remove chart knob then move knob up and away 3 Place chart paper on chart recorder 4 Gently lift stylus and rotate paper so current time line corresponds to time line groove 5 Hold chart paper and reinstall chart knob General Information NOTE gt For accurate temperature reading ensure that current time is aligned with time line groove when chart knob is tightened gt Do not overtighten knob 6 Confirm temperature range is set to the correct value 7 Press and hold C button When stylus begins to move right release button 8 Confirm stylus is marking temperature correctly
70. lf from the front brackets 2 With the other hand reach under the shelf and bump rear edge of the shelf upward to disengage rear brackets Install a Shelf 1 Insert shelf into chamber placing it on brackets 2 Gently bump rear edge of the shelf downward to engage brackets 3 Pulling shelf forward gently shelf should not disengage from rear brackets Move Slides and Brackets Remove Drawer Slides 1 Using a screwdriver remove front bracket retainers 2 Tap front brackets upward to disengage standards 3 Remove slides from standards Install Drawer Slides 1 Insert slides into standard at appropriate height 2 Tap front brackets downward to engage standards 3 Using a screwdriver install front bracket retainers Remove Shelf Brackets 1 Using a screwdriver remove front bracket retainers 2 Tap front brackets upward to disengage standards 3 Remove front brackets from standards Install Shelf Brackets 1 Insert front brackets into standard at appropriate height 2 Tap front brackets downward to engage standards 3 Using a screwdriver install front bracket retainers Level the Refrigerator NOTE P Leveling feet are optional gt Helmer recommends the use of leveling feet gt A bubble level may be used to ensure the refrigerator is level Leveling feet must be adjusted to provide unit cooler drainage Front to Back 1 Using a wrench raise or lower leveling feet 2 When refrigerator is properly leveled botto
71. m of the unit cooler will slope downward from front to back toward the condensate drain line Side to Side 1 Using a wrench raise or lower leveling feet 2 When refrigerator is properly leveled bottom of the unit cooler will be horizontal parallel to the floor 53 Horizon Series Models 12 6 13 13 1 360127 D B Optional Adapter Kits for Medication Dispensing Locks Contact Helmer Technical Service or your distributor for service documentation pertaining to medication dispensing locks Settings Through the Horizon Series monitoring and control system current settings may be viewed and changed NOTE gt Control Sensor Offset and Hysteresis settings are factory preset and should not be changed unless directed by Helmer Technical Service gt Changing temperature settings affects operation of the refrigerator Do not change settings unless instructed in product documentation or by Helmer Technical Service Monitor and Controller Interface A J B C D E F K G L CONTROL H MONITOR M Label Description Function A COOL lamp Indicates the compressor is running B Display Displays real time temperature information setpoints and alarms C HIGH TEMP lamp Indicates when the refrigerator is in a high temperature alarm condition Also indicates the high alarm temperature setpoint is being changed D LOW TEMP lamp Indicates when the refrigerator is in a low temperature alarm conditio
72. m the hinges are free of debris Clean the easily hinges if necessary Door hinges are not gt Using a general purpose grease lubricate the lubricated pivots in the hinges Hinge cam is faulty gt Confirm the hinge cam is not damaged Replace the cam if necessary The monitor display is Screen brightness is gt Change the screen brightness hard to read set too low The alarm monitor is Digital electronics are gt Reset the monitoring system not responding locked because of an interruption in power The chamber Temperature alarm gt Check the current setpoints for the temperature temperature meets setpoint was changed alarms Change the setpoints if necessary an alarm condition but the appropriate temperature alarm is not active The chamber Probe bottles are gt Check the level of product simulation solution in temperature displayed empty or the amount the bottles Refill the bottles if necessary is higher or lower of solution is too low than the actual Monitor is not gt Confirm the upper temperature probe is reading temperature calibrated correctly Calibrate the probe if necessary Digital electronics are Reset the monitoring system locked because of an interruption in power A component is gt Contact Helmer Technical Service faulty or internal connections are loose 32 Helmer Problem Possible Cause i Series Models Action The chamber temperature does not stabilize at the refri
73. n Also indicates the low alarm temperature setpoint is being changed E DOOR ALARM lamp Indicates when the door is open F UP ARROW button Increases a temperature setting G DOWN ARROW Decreases a temperature setting Also mutes the audible alarm for 5 button minutes H SEL button Toggles between alarm monitor and control modes ALARM DISABLE key Disables all audible alarms Does not affect alarm lamps or signals switch sent through the remote alarm interface J SET lamp Indicates when temperature setpoint or alarm setpoint is being changed SET button Allows settings to be selected prior to changing settings 54 Horizon Series Models 13 2 13 3 360127 D B Label Description Function L CONTROL lamp Indicates when the reading from the temperature probe is displayed M MONITOR lamp Indicates when the display is showing temperature readings from the monitor probe Also indicates when alarm setpoints are being changed N LIGHT switch Turns the chamber light on or off NOTE The Alarm Disable key switch disables all audible alarms This switch does not affect alarm lamps or signals sent through the remote alarm interface Refrigerator Setpoint NOTE Default setpoint is 4 0 C Change the setpoint if gt Your organization requires a chamber temperature other than 4 0 gt The normal chamber temperature is too high or low after completing preventive mai
74. n Series refrigerators feature the Horizon combined monitor and temperature controller The Horizon Series system controls chamber temperature and monitors and displays operational information Temperature Probes Number and location of probes varies by model External probes may be introduced through existing top ports and immersed in existing probe bottles or through side access port availability varies by model For each probe bottle use gt Approximately 4 oz 120 ml of product simulation solution 10 1 ratio of water to glycerin Left Probe bottle with temperature and chart recorder probes Middle Top access port Right Side access port Fill Temperature Probe Bottle NOTE Temperature probes are fragile handle with care 1 Remove all probes from bottle and remove bottle from bracket 2 Remove cap and fill with approximately 4 oz 120 ml of product simulation solution 3 Install cap and place bottle in bracket 4 Replace probes immersing at least 2 50 mm in solution Install Additional Probe Through Top Port 1 Peel back putty to expose port 2 Insert probe through port into chamber 3 Insert probe into bottle 4 Replace putty ensuring a tight seal 4 Helmer General Information 3 3 3 3 4 3 4 1 3 4 2 360127 D B Install Additional Probe Through Side Port 1 Remove interior and exterior plugs to expose side access port 2 Insert probe through port into chamber 3 Insert probe into bott
75. nd 256 models 800113 5 for serial numbers 2002950 and greater 230 V 50 Hz 111 model 800005 2 120 and 125 models 800111 2 245 and 256 models 800113 2 230 V 60 Hz 111 model 800005 3 120 and 125 models 800111 3 245 and 256 models 800113 3 D Monitoring system battery 120628 IB 10 3 Rear Qnm Rear features iB111 model shown 360127 D B 42 Helmer i Series Models Label Description Part Number Pe A Electrical box Refer to subsequent section s for part numbers B Power cable North American models A 120 V 120630 230 V 120631 European models 230 V 120156 C Condensate evaporator assembly 115 V G includes condensate evaporator 111 model 400791 1 tray and cover 120 125 245 256 models 400790 1 230 V 111 model 400791 2 120 125 245 256 models 400790 2 D Remote alarm contacts E RJ 45 Ethernet port 800008 1 IF F USB port 120633 IE G RS 232 serial port optional H Battery switch 120202 AC Main power switch 120478 C J Circuit breaker 230 V models Single door models 6 A 120429 B Double door models 7 A 120428 AN CAUTION Do not remove the cover from the condensate evaporator tray 360127 D B 43 Helmer 10 3 1 Electrical Box Electrical box features iPR125 model shown i Series Models UN CAUTION Disconnect the refrigerator from AC power before opening the electrical box
76. necessary Compressor starting relay is faulty Alarm Activation Problems Problem Possible Cause Confirm the relay is operating correctly Replace the relay if necessary Action The refrigerator is in an alarm condition but the appropriate alarm is not audible or active Alarm system is faulty Confirm the monitor controller board and line connections are functioning correctly Replace the board if necessary Temperature monitor controller board is faulty Confirm the temperature monitor controller board is operating correctly Replace the board if necessary Alarm buzzer is faulty Replace the alarm buzzer Audible alarms have been muted Verify audible alarms are not muted Verify the Alarm Disable key switch is not turned off A component is faulty or internal connections are loose Contact Helmer Technical Service Alarm setpoint was changed Check the current setpoints for the alarms Change the setpoints if necessary The High Temperature alarm activates when the door is opened then clears shortly after the door is closed Connections for the chamber temperature probe are loose Test the probe connections Secure the connections if necessary Chamber temperature probe is faulty Test the probe Replace the probe if necessary Unit cooler fan continues to run while the door is open Test the door switch and unit cooler fan c
77. ng is an open the probe if necessary circuit Probe bottles are gt Check the level of product simulation solution in empty or the amount of solution is too low the bottles Refill the bottles if necessary Refer to the Refrigerator operation manual 33 Helmer Problem Possible Cause i Series Models Action The chamber temperature does not stabilize at the refrigerator setpoint Compressor starting relay is faulty Confirm the relay is operating correctly Replace the relay if necessary Temperature monitor gt Replace parts with those included in the control controller board is board kit or replace the monitor control board faulty Condensing unit fan is gt Check the condensing unit fan connections not running Replace the fan motor if necessary Unit cooler fan is not gt Check the voltage to the fan when door switch is running activated Replace the fan motor or door switch if necessary Compressor motor gt Replace the compressor has seized Temperature control gt Confirm the probe is providing accurate probe is out of calibration temperature readings Temperature control gt Confirm the probe is providing resistance in the probe is faulty range of 98 O to 110 O Replace the probe if necessary Refrigerant level is too Check the refrigeration lines for leaks and repair low them if necessary Check the refrigerant level
78. nt approved by your organization may be substituted gt 4 120 ml of product simulation solution per bottle gt 10 1 ratio of water to glycerin Clean and refill bottle Remove all probes from bottle Remove bottle from bracket Clean bottle with water bleach solution Fill bottle with 4 oz 120 ml of product simulation solution Cap bottle tightly to minimize evaporation Place bottle in bracket Replace probes immersing at least 2 50 mm NO oa hh WN 14 5 Unit Cooler Cover Removal and Installation If unit cooler cover is not removed as detailed in this procedure the drain port may be damaged Improper drainage may result in excessive icing and refrigerator s inability to maintain temperature Required tools gt 5 16 socket wrench gt Tool to push putty away from the drain hose 360127 D B 62 14 5 1 14 5 2 360127 D B Horizon Series Models Drain line and hose Label Description A Unit cooler cover B Drain port C Drain hose Remove the Unit Cooler Cover 1 Switch AC ON OFF switch OFF Disconnect the battery 2 Remove top drawer basket or shelf from the chamber 3 the back of the camber peel putty back to expose drain hose C CAUTION The condensate evaporator and water evaporation tray are hot 4 Remove drain hose from unit cooler drain port B Pull drain hose downward to separate from unit cooler b Twist drain hose while pulling to ass
79. ntenance and applicable troubleshooting tasks Confirm gt Refrigerator has been placed per location requirements in the operation manual gt Preventive maintenance has been completed per operation manual gt Troubleshooting items associated with chamber temperature have been reviewed if necessary Change setpoint 1 Determine the new setpoint 2 Determine the change in value to reach desired setpoint Adjustment should be the difference between current setpoint and new setpoint EXAMPLE gt Current setpoint is 4 0 C gt Target setpoint is 5 0 C gt Setpoint adjustment value is 1 0 C 3 the monitoring system press and release SEL to change to Control mode CONTROL lamp will illuminate 4 Press and hold SET to display the reference temperature NOTE Reference temperature is typically higher than the chamber temperature 5 Hold SET and press Up Arrow and Down Arrow as necessary to set the adjustment value determined in step 2 6 Release all buttons the setpoint is changed 7 Press and release SEL to return to Monitor mode MONITOR lamp will illuminate Temperature Alarm Setpoints View setpoints 1 Hold Up Arrow and Down Arrow for seconds MONITOR lamp will flash to indicate entry into program mode 2 Press SEL until desired setting appears Observe the setting 4 To view another setting press SEL again optional o 55 Helmer 5 Hold Up Arrow and Down Arrow for 3 seconds MO
80. obe connections Secure the connections if necessary Upper chamber probe is out of calibration Confirm the probe is providing accurate temperature readings Upper chamber temperature probe is Confirm the probe is reading correctly Calibrate the probe if necessary faulty gt Confirm the probe is providing resistance in the range of 98 O to 110 O Replace the probe if necessary Temperature monitor gt Replace parts with those included in the control controller board is board kit or replace the monitor control board faulty High Alarm setpoint gt Confirm the alarm setpoints are set at the is set significantly higher than the default value or the Low Alarm setpoint is set significantly lower than the default value Possible Cause appropriate values Test the temperature alarms manually Action There is excessive water in the water evaporation tray Heater in the evaporation tray is faulty Humid air is entering the chamber Confirm the heater is hot and is drawing the appropriate current For 115 V refrigerators the current should be approximately 0 43 A to 0 55 A For 230 V refrigerators the current should be approximately 0 21 A to 0 35 A Confirm the refrigerator is level and the doors are aligned closing tightly and sealing correctly Correct issues as necessary There is excessive water in the chamber Humid air is entering the chamber
81. odels 245 and 256 115 V 60 Hz 12 5 oz 354 g 360127 D B 230 V 50 Hz 230 V 60 Hz 60 Horizon Series Models 14 2 14 3 14 4 14 4 1 360127 D B Obtain gt Refrigerant gt Calibrated pressure gauge 0 Ibs in to 25 Ibs in 0 kPa to 175 kPa Add refrigerant 1 Attach pressure gauge to the fittings on the refrigeration lines 2 Monitor the low side suction pressure through a full compressor cycle 3 Measure the pressure at the end of the next cycle immediately before the compressor stops NOTE Pressure varies depending on ambient air temperature 4 Add refrigerant so the low side pressure is within acceptable range 16 Ibs in to 18 Ibs in 110 kPa to 125 kPa 5 Remove pressure gauge Check Monitoring System Battery The monitoring system does not indicate the charge level of the battery Regularly test the battery Replace battery if the test fails or if the battery has been in use for 1 year Test the battery 1 Switch the AC ON OFF switch OFF a Display should continue to display information b If the display is blank replace battery 2 Switch AC ON OFF switch ON NOTE Use a battery which meets specifications outlined in chapter 14 7 Supplies Replace LED Lamps Switch AC ON OFF switch OFF Disconnect the battery Using a screwdriver remove lamp strip from chamber wall Unsnap the defective LED and disconnect wires Snap new LED onto the lamp strip
82. on Series Models 13 4 2 360127 D B Control Sensor Offset gt Controls chamber temperature gt Factory preset gt Varies for each refrigerator Determine control sensor offset NOTE Control Sensor Offset is factory preset and should not be changed unless directed by Helmer Technical Service Obtain gt Independent thermometer calibrated and traceable per national standards gt to attach thermometer to temperature probe Measure the chamber temperature 1 Remove probes from probe bottle 2 Unscrew cap from bottle 3 independent thermometer to temperature probe and place in bottle Probe and thermometer should be immersed at least 2 50 mm 4 Close door and allow chamber temperature to stabilize for 10 minutes 5 Observe independent thermometer temperature for 10 minutes and determine temperature range 6 From the range calculate the average temperature 7 Remove thermometer and probe from bottle and remove tape 8 Replace bottle cap ensuring a tight fit 9 Place probes in bottle immersing at least 2 50 mm 10 Determine the change in value to reach desired setpoint EXAMPLE gt Current setpoint is 4 0 C gt Average temperature is 5 0 C Offset adjustment value is 1 0 C Enter the new offset value 1 Hold Up Arrow and Down Arrow for seconds MONITOR lamp will flash to indicate entry into program mode 2 Press SEL until only the CONTROL lamp flashes
83. onnections Secure the connections if necessary Replace the door switch or fan motor if necessary Probe bottle is empty Check level of product simulation solution in the bottle Refill bottle if necessary High temperature alarm setpoint is set too low Check the setpoint Change the setpoint if necessary A component is faulty or internal connections are loose Contact Helmer Technical Service 68 Helmer Problem Possible Cause Horizon Series Models Action The refrigerator is connected to power but the AC Power Failure alarm is active Outlet connection is faulty Verify power at the outlet Repair the original outlet or connect to a different outlet if necessary Power cord is faulty Confirm the power cord is connected securely Secure the power cord if necessary Temperature control transformer HB HLR HPR models is faulty Replace the power supply board or the temperature control transformer Circuit breaker was tripped 230 V models Confirm the circuit breaker is seated Push the circuit breaker to reset it if necessary A component is faulty or internal connections are loose Contact Helmer Technical Service The Door Open alarm is activating sporadically Door s are not closing completely Confirm the hinge cams are not damaged Replace the cams if necessary Door s are closing but not sealing completely
84. pproximately 0 43 A to 0 55 A For 230 V refrigerators the current should be approximately 0 21 A to 0 35 A Humid air is entering the chamber Confirm the refrigerator is level and the doors are aligned closing tightly and sealing correctly Correct issues as necessary There is excessive water in the chamber Humid air is entering the chamber Confirm the refrigerator is level and the doors are aligned closing tightly and sealing correctly Correct issues as necessary Connection between the unit cooler and the drain tube is loose Confirm the connection is secure Tighten the connection if necessary Drain line is plugged Confirm the drain tube is free of debris Remove debris if necessary There is excessive humidity on the doors Humid air is entering the chamber Confirm the refrigerator is level and the doors are aligned closing tightly and sealing correctly Correct issues as necessary Relative humidity around the refrigerator is too high Confirm the refrigerator is placed properly Refer to the refrigerator operation manual Water leaks from the bottom of the refrigerator Humid air is entering the chamber Confirm the refrigerator is level and the door is aligned closing tightly and sealing correctly Excessive water is found in the evaporation tray inside the refrigerator Contact Helmer Technical Service to correct issues as necess
85. protected or if viewing settings for the first time enter factory default password of 1234 gt When there is no interaction for two minutes the Temperature Setpoint screen closes and returns to the Home screen gt Default values for general settings alarm settings and display settings are available in the i C User Guide gt Changing temperature settings affects operation of the refrigerator Do not change settings unless instructed in product documentation or by Helmer Technical Service The i C temperature monitor and controller is programmed at the factory To change a setting first enter the Settings mode then the setting The method for accessing the Settings mode for each setting varies 16 i Series Models 7 1 7 2 360127 D B Home Screen The Home screen appears when gt The Home button is touched from any other screen gt There is no interaction for two minutes on any screen other than those used to enter a password 01 01 2010 41 Lower Temp Home Screen Functions NOTE Refer to the i C User Guide for options available on all i C screens View current temperature readings View the current system time and date Access any of the five customizable applications touch i C APPS for additional applications View detailed information about current or previous alarm events or door open data View whether the monitoring system is running on battery power Mute audi
86. racket retainers 2 Tap front brackets upward to disengage standards 3 Remove front brackets from standards Install Shelf Brackets 1 Insert front brackets into standard at appropriate height 2 Tap front brackets downward to engage standards 3 Using a screwdriver install front bracket retainers 15 i Series Models 6 6 6 7 360127 D B Level the Refrigerator NOTE gt Leveling feet are optional gt Helmer recommends the use of leveling feet gt A bubble level may be used to ensure the refrigerator is level Leveling feet must be adjusted to provide unit cooler drainage Front to Back 1 Using a wrench raise or lower leveling feet 2 When refrigerator is properly leveled bottom of the unit cooler will slope downward from front to back toward the condensate drain line Side to Side 1 Using a wrench raise or lower leveling feet 2 When refrigerator is properly leveled bottom of the unit cooler will be horizontal parallel to the floor Optional Adapter Kits for Medication Dispensing Locks Contact Helmer Technical Service or your distributor for service documentation pertaining to medication dispensing locks Settings Through the i C monitoring and control system current settings may be viewed and changed To view settings touch Home i C APPS Settings Use a touch drag motion to scroll up or down to display additional settings NOTE gt If the Settings screen is password
87. rature on the i C display 4 Compare the temperature at which the alarm sounds to the high alarm setpoint If values do not match refer to chapter 9 Troubleshooting 24 i Series Models 7 4 3 7 4 4 7 5 7 6 360127 D B 5 Remove probe from warm water 6 Place temperature probe in probe bottle immersing it at least 2 50 mm Power Failure Alarm Test NOTE During a power failure the power failure alarm sounds and the battery provides power to the monitoring system 1 Change Power Failure delay setting to 0 minutes a Touch Home Settings Alarm Settings b Touch or on the Power Failure spin box to change the value to 0 2 Switch AC ON OFF switch OFF Power failure alarm will activate immediately 3 Switch AC ON OFF switch ON Power failure alarm will clear and audible alarm will cease 4 Change Power Failure time delay to the original setting Door Open Alarm Test 1 Change Door Open Time delay setting to 0 minutes a Touch Home Settings Alarm Settings b Touch or on the Door Open Time spin box to change the value to 0 2 Open door Alarm will activate immediately 3 Close door Alarm will clear and audible alarm will cease 4 Change the Door Open Time setting to the original setting Upgrade System Firmware Helmer may occasionally issue updates for the i C firmware Follow upgrade instructions included with the firmware update Calibrate the Touchscreen The i C touch
88. rew the cap from the bottle 3 the thermometer to the temperature probe and place them in the bottle The probe and thermometer should be immersed at least 2 50 mm 4 Close the door and allow the chamber temperature to stabilize for 10 minutes 20 Helmer 7 3 3 7 3 4 360127 D B i Series Models 5 Observe and note the thermometer temperature 6 Touch i C APPS Settings Temperature Calibration 7 Touch or on the Upper Temperature spin box to increase or decrease the value to match the measured value The message New Setting Saved appears next to the spin box NOTE After saving the new temperature value the displayed temperature may not match the new value This is normal 8 Replace the probe in probe bottle 9 Remove thermometer and probe from bottle and remove tape 10 Replace bottle cap ensuring a tight fit 12 Place probe in bottle immersing at least 2 50 mm Calibrate Compressor and Evaporator Probe The compressor and evaporator temperature probes have been factory calibrated Changing the calibration settings is not typically necessary and should not be performed unless directed by Helmer Technical Service Factory Default Settings Settings listed below may be simultaneously returned to factory default values NOTE The factory default settings may not be the same as the settings that were factory calibrated before the refrigerator was shipped Setting Restore
89. s a relay switch with 3 terminals gt Common gt Normally Open NO gt Normally Closed NC Terminals are dry contacts and do not supply voltage Interface circuit is either normally open or normally closed depending on terminals used Requirements for your alarm system determine which alarm wires must connect to terminals NOTE Do not connect any monitoring device that exceeds the maximum load capacity The terminals on the remote alarm interface have the following maximum load capacity gt 0 5Aat 125 V AC 1 A at 250 V DC Connect to Remote Alarm Interface Switch AC ON OFF switch OFF Switch battery switch OFF On the electrical box locate the remote alarm terminals Connect remote alarm wires to appropriate terminals according to requirements for your alarm system Use a cable tie to relieve strain on alarm wires as necessary Switch battery switch ON Switch AC ON OFF switch ON Touch Mute to disable the high temperature alarm while refrigerator reaches operating temperature Move Drawers Shelves and Baskets gt Helmer Storage features UN CAUTION gt Before moving drawers ensure they are completely empty for safe lifting 360127 D B gt Maximum basket drawer or shelf load is 100 Ibs 46 kg NOTE Before moving storage components protect stored items in refrigerator from extended exposure to adverse temperature 14 i Seri
90. screen has been calibrated at the factory to ensure that when the screen is touched the desired key touch is selected If the i C touchscreen or display circuit board is replaced after the refrigerator has been shipped from the factory the touchscreen must be recalibrated If the screen must be recalibrated contact Helmer Technical Service to obtain the calibration file Calibrate the screen 1 Insert the flash memory device with the calibration program into the USB port on the i C bezel The flash memory device can be inserted while any screen displayed on the i C 2 Wait 15 to 30 seconds for the calibration file to load 3 When the calibration screen appears remove the flash memory device from the USB port 4 Follow the on screen instructions touching the crosshair icons as they appear on the screen NOTE For accurate calibration results and to avoid damage to the touchscreen touch the crosshairs with the eraser end of a pencil 5 After all crosshairs have been touched the i C will reboot and display the language screen NOTE gt For accurate calibration results and to avoid damage to the touchscreen touch the crosshairs with the eraser end of a pencil gt If the screen was unintentionally touched outside of any of the crosshair icons during calibration the screen may be recalibrated using the process outlined above 25 i Series Models 7 7 8 360127 D B View Manufacturer and Product
91. shown Horizon Series Models Label Description Part Number Electrical box Refer to subsequent section s for part numbers B Power cable North American models A 120 V 120630 230 V 120631 European models 230 V 120156 C Condensate evaporator 115V G assembly includes condensate 111 model 400791 1 evaporator tray and cover 120 125 245 256 models 400790 1 230 V 111 model 400791 2 120 125 245 256 models 400790 2 D Remote alarm contacts E Main power switch 120478 C F Circuit breaker 230 V models Single door models 6 A 120429 B Double door models 7 A 120428 AN CAUTION Do not remove the cover from the condensate evaporator tray 360127 D B 74 Helmer 16 3 1 Electrical box features HPR111 model shown Electrical Box Horizon Series Models UN CAUTION Disconnect the refrigerator from AC power before opening the electrical box Label Description Part Number ad e ua A Alarm buzzer 120160 HE B Chart recorder transformer optional C 12 V DC power supply for Access 120505 HN Control optional D Defrost timer 115 V HF 111 model 800030 1 115 V and 230 V 120 125 245 and 256 models 120556 E Temperature control transformer 115 V models 800086 1 HO 230 V models 800086 2 F Compressor relay 120426 L G 12 V cabinet lighting power supply 120624 Power line filter 120400 D NOTE Th
92. ssword 3 Touch Temperature Setpoints 4 Touch or on the Temperature Setpoint spin box gt The setpoint is the temperature at which the refrigerator operates EXAMPLE gt Current setpoint is 4 0 C gt Target temperature is 4 5 C gt Setpoint adjustment value is 0 5 C 5 Touch or on the Hysteresis Setpoint spin box gt The hysteresis setpoint is the allowable fluctuation in temperature relative to the temperature setpoint gt Alower hysteresis setpoint will limit the temperature variation to a smaller range gt Ahigher setpoint will allow the temperature to vary across a larger range NOTE Hysteresis is factory preset and should not be changed unless directed by Helmer Technical Service 6 Touch or on the Delay on Start Up spin box gt Compressor startup is delayed to allow the i C monitoring and control system to start first 7 Touch or on the Duty Cycle of Control Relay during Probe Failure spin box gt The duty cycle is the percentage of time the compressor will run in the event of a temperature control probe failure Setting Initial Factory Value Temperature Setpoint 4 0 Hysteresis Setpoint 1 5 C iB111 0 8 C iLR111 and iPR111 1 0 C iLR120 iLR125 iPR120 iPR125 Delay on Start Up 2 minutes Duty Cycle of Control Relay during Probe Failure 5096 360127 D B 18 i Series Models 7 3 Temperature Calibration Temperature calibration
93. tance in the range of 98 O to 110 O Replace the probe if necessary Refrigerant level is too low Check the refrigeration lines for leaks and repair them if necessary Check the refrigerant level Recharge the refrigerant if necessary Probe bottle is empty Refill the probe bottle Condenser grill is dirty Check the condenser grill Clean the grill if necessary Air circulation at the top of the chamber is not adequate Check if there are any items that may obstruct air flow and remove them if necessary Ambient air temperature around the refrigerator is too high Confirm the refrigerator is placed appropriately A component is faulty or internal connections are loose Contact Helmer Technical Service 67 Helmer 15 3 360127 D B Problem Possible Cause Horizon Series Models Action The compressor runs continuously Refrigerator setpoint is set too low Confirm the setpoint is set within the operating range and change it if necessary Temperature control probe is out of calibration Confirm the probe is providing accurate temperature readings Temperature control probe is faulty Confirm the probe is providing resistance in the range of 98 O to 110 O Replace the probe if necessary Temperature monitor controller board is faulty Confirm the temperature monitor controller board is operating correctly Replace the board if
94. this product contact your local distributor 360127 D B 10 General Information 5 5 1 360127 D B Warranty Rel i Product Warranty USA and Canada For technical service needs please contact Helmer at 800 743 5637 or www helmerinc com Have the model and serial number available when calling Rapid Resolution When a warranty issue arises it is our desire to respond quickly and appropriately The service department at Helmer is there for you Helmer will oversee the handling of your warranty service from start to finish Therefore Helmer must give advance authorization for all service calls and or parts needs relating to a warranty issue Any repeat service calls must also be authorized as well This allows for proper diagnosis and action Helmer will not be responsible for charges incurred for service calls made by third parties prior to authorization from Helmer Helmer retains the right to replace any product in lieu of servicing it in the field Compressor For the warranty period listed below Helmer will supply the refrigeration compressor if it is determined to be defective at no charge including freight Helmer will not be liable for installation refrigerant or miscellaneous charges required to install the compressor beyond the first year of the warranty period gt i Series model compressor warranty period is seven 7 years gt Horizon Series model compressor warranty period is five 5 years Par
95. tin data ae hate ate han ae de Dao Rer o Gas 9 3 4 2 Install Chart Paper 2e e RR O aaa aa Rew Ue ur RE RUE 9 4 References and 10 41 Alamn Reterernce m RR e Bae a Oe d eq RI xal Gane RAW UR SUN RUM A Y ROMS 10 4 2 Regulatory Compliance cosas m ak e uer ku d ar eR se ER e Ree 10 43 WEEE Compliance 0 000 err 10 VM deers ise e nueve sad RO ee RU ee ae iu de Ro 11 5 1 Reli Product Warranty USA and Canada iiie 11 5 14 1 Rapid Resolution 2 4 ses dee eR RE due EKG pledd AUR RU EOD A eS BG EE AUS AN 11 5 1 2 ken dod ERG P DARORPSAW REX T ichs 11 SLF ck exem E Gee haa be odo b odo blc Kod oed hd sd 11 514 PR TEE 11 5 1 5 Additional Warranty Information 0000 r 11 52 Outside ot USA and Canada sse Ier eR ENS ORS ERR NERA ARE E S EAR X E 12 Section Il i Series 13 6 Product RU ac IP 13 6 1 Install Battery for Backup Power 0 0 hmm 13 60 2 External Monitoring Devices isse deno dc ER eed e Re der Rhee ea Ee 14 6 2 1 Connect to Remote Alarm 14 6 3 Move Drawers Shelves an
96. ts For a period of two 2 years Helmer will supply at no charge including freight any part that fails due to defects in material or workmanship under normal use with the exception of expendable items Expendable items such as glass filters light bulbs and door gaskets are excluded from this warranty coverage Inspection of defective parts by Helmer will be final in determining warranty status Warranty procedures must be followed in all events Labor For a period of one 1 year Helmer will cover repair labor costs including travel and the cost of refrigerant and supplies necessary to perform authorized repairs Repair service must be performed by an authorized Helmer service agency following the authorization process detailed above Alternatively your facility s staff may work with a Helmer technician to make repairs Labor costs for repairs made by unauthorized service personnel or without the assistance of a Helmer technician will be the responsibility of the end user Additional Warranty Information The time periods set forth above begin two 2 weeks after the original date of shipment from Helmer Warranty procedures set forth above must be followed in all events THERE ARE NO WARRANTIES WHICH EXTEND BEYOND THE DESCRIPTION ON THE FACE HEREOF THIS WARRANTY IS EXCLUSIVE AND IN LIEU OF ALL OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING WITHOUT LIMITATION ANY WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE NO
97. uch or on the Control Sensor Offset spin box gt The offset should be equal to the difference between the refrigerator setpoint and the average temperature measured by an independent thermometer at the upper probe bottle gt Raise the offset value to lower chamber temperature lower the offset value to raise chamber temperature EXAMPLE gt Measured temperature at the upper probe bottle is 4 0 C gt Current setpoint is 4 5 C Offset adjustment value is 0 5 C 6 Touch Home to return to home screen Calibrate Chamber Temperature Probes Verify temperature probes are reading chamber temperature correctly by comparing chamber probe readings to temperature read by an independent thermometer If chamber temperature probes are not reading correctly change the value displayed on the monitor NOTE gt If the variance is within acceptable limits for your organization changing probe settings is optional gt Probes in the bottles are connected to the monitoring system and sense chamber temperature These probes do not affect refrigerator setpoint gt Default setting for chamber temperature probes is 4 0 gt Value is factory preset gt Value can be changed from 100 0 C to 50 0 Obtain gt Independent thermometer calibrated and traceable per national standards gt to attach thermometer to temperature probe Calibrate probes 1 Remove probe from the upper probe bottle 2 Unsc
98. ximum load capacity gt 0 5Aat 125 V AC 1 A at 250 V DC Connect to Remote Alarm Interface 1 2 3 Switch AC ON OFF switch OFF Disconnect the battery On the electrical box locate the remote alarm terminals Connect remote alarm wires to appropriate terminals according to requirements for your alarm system Use a cable tie to relieve strain on alarm wires as necessary Switch AC ON OFF switch ON Reconnect the battery Press the Mute button to disable the high temperature alarm while refrigerator reaches operating temperature Move Drawers Shelves and Baskets Helmer Storage features UN CAUTION gt Before moving drawers ensure they are completely empty for safe lifting 360127 D B gt Maximum basket drawer or shelf load is 100 Ibs 46 kg NOTE Before moving storage components protect stored items in refrigerator from extended exposure to adverse temperature Remove a Drawer or Basket 1 2 Pull drawer or basket out until it stops Tilt the front of the drawer or basket upward 3 Pull drawer or basket free of the slides 52 Horizon Series Models 12 4 12 5 360127 D B Install a Drawer or Basket 1 Align end guides on drawer or basket with the slides 2 Gently push drawer or basket into chamber until it stops 3 Pull drawer or basket out until it stops check for smooth operation Remove a Shelf 1 With one hand lift front edge of the she

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