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Gen 3 Refrigerator Service Manual - Helmer Scientific

1. I iE J33 USB Port iD 8 9 no eer i C3 Power PCBA Q USB Port 3 5 3 M lt N SLA Charging ip 03 O m Q ioo M PCBA soa BATTERY KEY SWITCH E USB Port 4 ACCESS CONTROL OPTION C CHART cjsHO am 59 MICRO JTAG n CHART 2 8 Control Probe RECORDER L Ei erem Option e 12 ET p 1 GND Double Door e iK 2 in oe S Jou Ba Upper Monitor Probe y Ove Ed nas 1 DIGITAL 10 p iB MONITOR CC pe HELMER INC m BATTERY CHART gy CHART DINS 400936 1 SERIAL NUMBER BACKUP RECORDER RECORDER BATTERY 4 PROBE b s us iJ 018 014 015 Dii D12 D19 E yan ower Monitor Probe 20 25 45 56FT3 Models Only a iL Double Door Only IE Condensor CEN Discharge Probe AXb Magnetic Lock COM c Access Control NC i RELAYS i RELAYS RELAY 8 amp 2 JE Option NO 65 e Pee ooo O EXTERIOR OS ALARM IL INTERIOR LIGHT 5 3 O J COMPRESSOR letjejjetieljeim 83 rf eg CONDENSING UNIT gt 2 COMPRESSOR SSR
2. bee eee be baka ek eee 40 10 1 1 Access Control Option Rr 41 10 1 2 Control System and aaea ran 41 10 2 VOR 42 LOLS 43 360127 0 0 iii Helmer 10 5 1 ElCCWICAl Soeaw ene ec tirg hh EEr egw we x pu OSE Pus oH eee eed raw Vx d 44 We WOW aes at ee eee hd ea ae oe ears Bea 45 jr SEMEN boheme me ean hee eee Ae eae 46 Oni COGIC s reram ok od eee ee ee eae ween Oe 9 55 855 46 DlOladCs eyes ete oe Sours oe oh ee aed ee poe eee eee Gy se eather ee PIE 47 10 2 4 Door and 19 inh uc md dE m ee deh gx EUR bee baw ee 48 11 Schematics l lleeeeeeeerr hm Ih hm mh ns 49 11 1 iB iLR Models 11 20 25 45 56 Cubic Feet liliis 49 Section Ill Horizon Series 51 T2 Product COBDINIOGUFAOTIE e s aoo 51 12 1 Install Battery for Backup 51 12 2 External Monitoring
3. Double Door Pass Thru 5 Only 8 V e 360127 D D 50 Helmer Horizon Series Models Section Ill Horizon Series Models 12 12 1 360127 D D 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 gt The optional Access Control system uses an independent battery for backup power in the event of a power failure gt 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 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 two hours Providing full power is available backup power for the optional Access Control system is available for up to 2 5 hours CAUTION gt Before installing or replacing batteries switch the power OFF Disconnect the refrigerator from AC power The monitoring system and optional Access Control batteries are located on the top of the refrigerator For 111 models a removable panel provides access to the batteries Monitoring system backup battery Optional Access Control backup battery Monitoring system battery is included in the literature box I
4. Power Supply PCBA 01 Access Control Option Only HE gre BACKUP AAAA n O Double Door Only Lighting Power Supply Option HG LIGHT SWITCH HD ALARM KEY SWITCH 9 T HA B Q9 COM EXTERIOR CONTROL MONITOR BOARD ic ALARM 230V 115V HB TEMPERATURE x CONTACTS 9 No CONTROL 61 5 4 3 2 1 perRostLeD CONTROL HE iue HLR HPR OFF BYPASS SWITCH MONITOR RTD 8 HC MONITOR T a E T DOOR SWITCH J COMPRESSOR 5 HM Door Access Keypad M CONDENSING UNIT CHART RECORDER DOOR SWITCH 2 FAN MOTOR M RECORDER DOOR SWITCH AXb PROBE 12 Door Lock FROM DC oe CC Power Supply Snubber Circuit CHART RECORDER ad BATTERY BACKUP Double Door Only Double F UNIT COOLER Door G CONDENSATE EVAPORATOR 1 1 Oo LOO L1 OUT 12 OUT 123 223 2 Compressor SSR 1 2 Compressor D LO Lighting Power Supply Lighting Power Supply RFI FILTER 7 w F TEMP ACCESS CONTROL w F TEMP ACCESS CONTROL V OO OO Jor PSU Sor PSU HK HK OQ Q5 Defrost Timer 5 Unit Cooler Fan GND L2IN Right Door Pass Thru O Non Control Side E 2i Option Heater OQ Defrost Timer OQ Defrost Timer Option 8 Right Non Control Side 8 Right Non Control Side Door Heater Doo
5. 52 12 2 1 Connect to Remote Alarm 52 12 3 Move Drawers Shelves and Baskets 0 00 ee ee ee ee 52 12 4 Move Slides and Brackets 0 0 0 0 ee eee eee ee eee 53 12 5 Level the Refrigerator 0 0 0c hh hn 54 12 6 Optional Adapter Kits for Medication Dispensing 54 CE ub rfBtee P 55 13 1 Monitor and Control Interface hrs 55 13 2 Display Minimum and Maximum Monitor Temperature Recordings o6 13 3 Refrigerator Temperature Setpoint llli 57 13 4 Table of Parameters u as chee wee woke CRUS dni me RC E em es 57 13 4 1 View Alarm Setpoints and Offset Values 57 13 4 2 Temperature 57 13 5 Temperature Alarm eee eee eee 58 13 5 1 High Temperature Alan au ur dedos 83 r3 ees wowed at eic ia ose 4 58 13 5 2 Low Temperature Alarm nananana naaa 58 13 6 Temperature Calibration Offsets 0 0 000 oe eee eens 58 13 6 1 Monitor Offset 0 0 0 0 ee eee eee eee 58 13 6 2 Control S
6. llle hs 11 Go WEEE COMDIANCE su xod enr pra qn mS downs awe ps Se sca Rad ae d wee et eels 11 Y aedes kee a ded Hehe eae RC ae ba 12 51 Reli Product Warranty USA and Canada 12 9 11 Rapid ResSol tiOn x x4 e500 aber bow 9 WES SO CREWS See SS hws eb Gees ua EY X a 12 COn S O S Lese dur uut eee TUE ER 12 TANS ed ae goes oe eee ai bree 12 MANDO ce wy ae hrs rks 12 5 1 5 Additional Warranty 12 5 2 Outside of USA and ne eee eee 13 Section Il i Series 14 6 Product KC 14 6 1 Install Battery for Backup 5 14 6 2 External Monitoring Devices 0 0 RR nare 15 6 2 1 Connect to Remote Alarm eee 15 6 3 Move Drawers Shelves and Baskets 0 00 eee rss 15 64 PlaWwer lapels aad sone es ae eke eo ee be ia be ba ee a
7. 3 Lighting Power Supply O Q3 Lighting Power Supply RFI FILTER V OG 4 TEMP ACCESS CONTROL OG 4 TEMP ACCESS CONTROL PSU PSU Ol L O Os Door Switch O Unit Cooler Fan L1IN GND L2IN Right Door Pass Thru 0 O Heater Non Control Side Q 2 Option OO 7 Defrost Timer Defrost Timer Right Non Control Side oo 8 Right Non Control Side O Door Heater O Door Heater C 7 9 Side O 9 ud DM Side MAIN POWER Ord Left Control Side Door exer Left Control Side Door SWITCH i Heater Heater O 23 Right Control Side Door Heater 11 Right Control Side Door Heater D HJ 012 CONDENSATE EVAPORATOR 012 CONDENSATE EVAPORATOR L1 L2 Pass Th HJ Heater STRIE STRIP Left Doo Option GROUND TERMINAL Heater S 2131 4151 6 7 8S 9 10 Option og A o2 0005 ea 2 329 5 9 9 POWER CORD cas oF FF 2825888 28 E gg MAIN POWER 5 115V 60 Hz S 230V 50 Hz 230V 60 Hz 360127 D D 83 Helmer 17 5 Horizon Series Models HLR and HPR Models 11 Cubic Feet Without Access Control P INTERIOR LIGHT anana HE AUDIBLE Lighting Power Supply ALARM
8. Helmer Refrigerator Service Manual i Series and Horizon Series 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 Noblesville IN 46060 USA m C 1 317 773 9073 FAX 1 317 773 9082 USA and Canada 800 743 5637 360127 D D 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 Added new part number for 120 V compressor on double door models 245 and 256 B 03 MAY 2013 8234 supersedes A gt Added serial number range for each compressor existing and new Applicable to and Horizon Series n gt Removed references to mechanical Access Control P Added references to magnetic Access Control Updated instruction in Section Ill Items 13 1 through 13 6 3 to reflect use of monitor and control interface with new Min Max temperature recording feature Added Document Updates to Document History page Add
9. 12 Helmer General Information 5 2 360127 D D SERVICESISLIMITEDTOANAMOUNTNOTTOEXCEED THEPRICE OF THEPARTICULAR 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 ORLOSS 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 13 Helmer i Series Models Section Il i Series Models 6 1 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 power is lost NOTE gt The optional Access Control system uses the monitoring system battery for backup power in the event of a power failure gt 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 b
10. 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 front brackets upward to disengage standards 3 Remove slides from standards Install drawer slides 1 Insert slides into standard at appropriate height 2 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 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 front brackets downward to engage standards 3 Using a screwdriver install front bracket retainers 53 Helmer Horizon Series Models 12 5 12 6 360127 D D Level the Refrigerator NOTE gt Leveling feet are optional gt Helmer recommends the use of leveling feet gt Abubble 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 levele
11. Test the temperature alarms manually value or the Low Alarm setpoint is set significantly lower than the default value Condensation Problems Problem Possible Cause Action There is excessive Heater in the gt Confirm the heater is hot and is drawing water in the water evaporation tray is appropriate current evaporation tray faulty For115V refrigerators the current should be approximately 0 43 A to 0 55 A For 230 V refrigerators the current should be approximately 0 21 Ato 0 35A Humid air is entering gt Confirm refrigerator is level and the doors the chamber are aligned closing tightly and sealing correctly Correct issues as necessary 38 Helmer 360127 D D Problem There is excessive water in the chamber There is excessive humidity on the doors Water leaks from the bottom of the refrigerator i Series Models Possible Cause Action Humid air is entering gt the chamber Connection between the unit cooler and the drain tube is loose Temperature monitor controller board is faulty Drain line is plugged Humid air is entering the chamber Relative humidity around the refrigerator is too high Humid air is entering gt the chamber Excessive water gt is found in the evaporation tray inside the refrigerator Confirm the refrigerator is level and the doors are aligned closing tightly and sealing correctly Correct iss
12. 0 0 0 0 eee ee eee eee nee ees 29 8 5 4 Condenser Grill lere 29 nor ME cic ECT 30 eo oe a eo Be Eee Bah ed hae Ee eae 30 D94 MOOR Gaskel 24608 bose one Ge hoes bs bbe eee be ees 30 8 5 5 Clean and Refill Probe Bottles lille ee eee 30 856 15 lt 30 8 6 Unit Cooler Cover Removal and Installation lee 31 8 6 1 Remove the Unit Cooler Cover lees 31 8 6 2 Install the Unit Cooler Cover l lle RR RR RR 31 9 IFOUDICSNOOUNG a eara dcr d dos rd dr rcd di dob Rap d dde cd 33 9 1 General Operation Problems 00 00 cc eee hrs 33 9 2 Chamber Temperature Problems 34 9 3 Alarm Activation Problems 35 94 Testing FProD IEMS baw ad ba eee bea be Gee awe 38 95 Condensation Problems 38 10 Parts 2 eee es 40 LOM
13. Debris in the hinges gt Door hinges are not gt lubricated Hinge cam is faulty gt Screen brightness is gt set too low Digital electronics are locked because of an interruption in power Temperature alarm setpoint was changed Probe bottles are empty or the amount of solution is too low Monitor is not gt calibrated Digital electronics are locked because of an interruption in power component is faulty or internal connections are loose Temperature probe gt wiring is an open circuit p Confirm the slide is operating correctly Replace if necessary Pull the drawer or basket out and confirm the slides are free of debris Clean the slides if necessary Using a lightweight oil lubricate the bearings in the slides Confirm both slides for the drawer or basket are mounted at the same height Confirm the hinges are free of debris Clean the hinges if necessary Using a general purpose grease lubricate the pivots in the hinges Confirm the hinge cam is not damaged Replace the cam if necessary Change the screen brightness Reset the monitoring system Check the current setpoints for the temperature alarms Change the setpoints if necessary Check the level of product simulation solution in the bottles Refill the bottles if necessary Confirm the upper monitor probe is reading correctly Calibrate the probe if necessary Reset the monitoring system Contac
14. Label Description Part Number Label A LED lamp 800049 1 P 10 4 2 Unit Cooler Label Description Part Number Unit cooler assembly 115 V F 111 model 120536 120 and 125 models 120594 245 model 120595 230 V 111 model 120553 120 and 125 models 120615 245 model 120616 B E C Control probe includes connector 800048 1 IT 360127 D D 46 Helmer i Series amp Models 10 4 3 Storage Storage features IPR245 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 drawer 2 111 model with glass door 400752 1 slides and hardware 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 Slide assembly includes 2 slides 111 model 400753 1 shown 120 and 245 models 400714 1 125 and 256 models 400714 2 Bridge shelf 18 depth 400845 1 24 depth 400845 2 Pole mast for chromatography iLR model 400478 1 with chromatography option 360127 D D 47 Helmer i Serie
15. PROBE CONTROL T c RTD alg MONITOR _ RTD Q HC MONITOR E J COMPRESSOR V K HJ MONITOR DOOR SWITC CONDENSING UNIT Po FAN MOTOR CB CHART S RECORDER PROBE 12 L CHART RECORDER CHART RECORDER XFMR 233 D UE s UNIT COOLER oO Compressor SSR 1 O Lighting Power Supply Control Monitor XFMR DOOR SWITCH O 16 llo HJ LEFT Door HK RIGHT Heater DOOR HEATER 12 OUT L1 OUT D RFI FILTER Compressor Lighting Power Supply Control Monitor XFMR L1IN GND L2IN Unit Cooler Fan DOOR HEATER Option OL 3 ANNAN 3 9 MAIN POWER OL SWITCH O W 12v DC POWER SUPPLY 12v DC POWER SUPPLY OL CONDENSATE C 012 CONDENSATE EVAPORATOR C 012 CONDENSATE EVAPORATOR EVAPORATOR L1 L2 CIRCUIT BREAKER TERMINAL TERMINAL C1 12 213 STRIP STRIP GROUND TERMINAL 16 2314 567 86 9 10 298 855 POWER CORD ge 80 8326 o gs 2 7 Oo Sg MAIN POWER Soy 115 60 Hz 230V 50 Hz 230V
16. 3 2 1 Hu T HO TEMP CONTROL XFMR red 9 No Access Control HB TEMPERATURE CONTROL CONTROL HF ON DEFROST TIMER OFF TIME HLR HPR ords65s BYPASS SWITCH MONITOR RTD x 8 HC MONITOR PROBE M E a DOOR SWITO J COMPRESSOR lt DOOR SWITC M CONDENSING UNIT DOOR SWITC FAN MOTOR M DOOR SWITC CC RECORDER CONDENSATE iai dE QQ LTOUT L20UT 143 2 33 C 2 Compressor SSR 1 2 Compressor D O O Lighting Power Supply O Lighting Power Supply RFI FILTER e JO IOC V O Control Monitor XFMR O 4 Control Monitor XFMR O O HK HK 5 Defrost Timer Q 5 Unit Cooler Fan L1IN GND L2IN Right Door 9 aes Ton Q 6 CHART RECORDER XFMR 6 CHART RECORDER XFMR Heater Non Control Side Jo Heater Defrost Timer C Defrost Timer Option OO 8 Right Non Control Side OO 8 Right Non Control Side Sor Door Heater o7 Left Non Control Side Left Non Control Side 9 2
17. Check the level of product simulation solution in the bottles Refill the bottles if necessary Refer to the Refrigerator operation manual Confirm the relay is operating correctly Replace the relay if necessary Replace parts with those included in the control board kit or replace the monitor control board Check the condensing unit fan connections Replace the fan motor if necessary Check the voltage to the fan when door switch is activated Replace the fan motor or door switch if necessary Replace the compressor Confirm the probe is providing accurate temperature readings Confirm the probe is providing resistance in the range of 98 O to 110 O Replace the probe if necessary Contact Helmer Technical Service Check the refrigeration lines for leaks and repair them if necessary Check the refrigerant level Recharge the refrigerant if necessary Check if there are any items that may obstruct air flow and remove them if necessary Confirm the refrigerator is placed appropriately Check the condenser grill Clean the grill if necessary 34 Helmer i Series Models Problem Possible Cause Action The compressor runs Refrigerator setpoint gt Confirm the setpoint is set within the operating continuously is set too low range and change it if necessary Control probe is out of gt Confirm the probe is providing accurate calibration temperature readings Control probe is faulty Confirm the
18. DOOR SWITCH mie 5 Unit Cooler Fan L1IN L2IN OL O 57 Defrost Timer Hoon Defrost Timer Door 7 7 HJ LEFT o DE HK RIGHT AUN 8 DOOR HEATER Os DOOR HEATER ie Ol 3 9 MAIN POWER Ol SWITCH e eT Oe W CONDENSATE C 12 CONDENSATE EVAPORATOR O14 CONDENSATE EVAPORATOR B EVAPORATOR L1 m L2 CIRCUIT TERMINAL TERMINAL C 23 STRIP STRIP GROUND TERMINAL g S 2 3 4 5 6 7 8 10 U 793327 POWER CORD 9 89 128868 5 Bs lt v 8 S8 MAIN POWER S 115V 60 Hz 230 50 Hz 230V 60 Hz 360127 D D 81 Helmer Horizon Series Models 17 3 HB Model 20 25 45 56 Cubic Feet Without Access Control P INTERIOR LIGHT HE AUDIBLE ALARM Chonan O Double Door Only Lighting Power Supply Option HG LIGHT SWITCH 12 HO TEMP CONTROL XFMR red 5 No Access Control 2 9 EXTERIOR CONTROL MONITOR BOARD 9 NC ALARM e S9 No CONTACTS CONTROL RTD 7 x RTD HC MONITOR S PROBE a
19. sporadically All alarms are activating sporadically An alarm 15 activated but the temperature recorded at activation does not match the alarm setpoint Possible Cause Door s are not gt closing completely Door s are closing but not sealing completely Connections for the door switch s are faulty Door switch es is gt faulty Temperature monitor controller board is faulty Alarm system is faulty Temperature monitor controller board is faulty component is faulty or internal connections are loose Temperature changed gt slightly around the time of activation Condensation Problems Problem There is excessive water in the water evaporation tray There is excessive water in the chamber Possible Cause Heater in the evaporation tray is faulty Humid air is entering the chamber Humid air is entering the chamber Connection between the unit cooler and the drain tube is loose Drain line is plugged Horizon Series Models Action Confirm the hinge cams are not damaged Replace the cams if necessary Confirm the door gasket seals completely Replace the door gasket if necessary Test the switch connections Secure the connections if necessary Replace the door switch or switches Confirm the temperature monitor controller board 15 Operating correctly Replace the board if necessary Confirm the monitor controller board and line
20. 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 Defrost event settings are only applicable to laboratory and pharmacy refrigerators Restore Factory Default Settings Restore settings 1 Touch Home i C APPS Settings Restore Factory Settings 2 Are 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 24 Helmer i Series Models 7 3 7 7 4 7 4 1 360127 D D 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 changed at the direction of Helmer Technical Service Setting Description Lower Probe Toggle the lower monitor probe on or off Lower Probe Alarm Toggle the lower monitor 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
21. 400790 2 Remote aiam conas F 6232 serial port optiona AG Circuit breaker 230 models Single door models 6 A 120429 B Double door models 7 A 120428 cj N CAUTION Do not remove the cover from the condensate evaporator tray 360127 D D 43 Helmer i Series Models 10 3 1 Electrical Box A D 23S I am he 4 YU B Loe 5 E C Electrical box features IPR125 model shown N CAUTION Disconnect the refrigerator from AC power before opening the electrical box 2 Schematic Label Description Part Number Label 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 O NOTE The i C control board is sensitive to static electricity and can be damaged by electrostatic discharge Use proper ESD precautions when handling the board 360127 D D 44 Helmer i Series Models 10 4 Interior Interior features iPR245 model shown Label Description Part Number Refer to subsequent section s P for part numbers F Refer to subsequent section s F for part numbers V a bor o Storage parts Refer to subsequent section s for part numbers 360127 D D 45 Helmer i Series amp Models 10 4 1 Lighting N CAUTION Disconnect refrigerator from power when replacing LED lamps Light features Schematic
22. 60 Hz 360127 D D 80 Helmer Horizon Series Models 17 2 HB Model 11 Cubic Feet With Access Control HELMER INC 400956 1 Q OPTION TO CHART MAGNET KEY RECORDER SWITCH AXe P MONITOR BATTERY INTERIOR LIGHT BACKUP SLA Charging Power Supply PCBA Access Control Option Only O AUDIBLE 0 Lighting Power Supply HG LIGHT SWITCH ALARM KEY SWITCH HA CONTROL MONITOR BOARD COM EXTERIOR NC ALARM CONTACTS HB TEMPERATURE CONTROL PROBE CONTROL RTD MONITOR co RTD HC MONITOR PROBE J COMPRESSOR BATT DOOR HM Door Access Keypad CONDENSING UNIT FAN MOTOR gt RECORDER AXb PROBE Door Lock Magnet CC FROM DC Option CHART Power Supply L RECORDER COMPRESSOR BATTERY SSR BACKUP UNIT COOLER FAN Ol O L1 OUT L2 OUT O 2 Compressor SSR 1 4 2 Compressor D Ol RFI FILTER Ol O 4 Temp Access Control PSU C O 4 Temp Access Control PSU Ol 5
23. Door Heater aaa Left Control Side Door Left Control Side Door Heater LO Heater Right Control Side Door Heater On Right Control Side Door Heater 012 CONDENSATE EVAPORATOR 012 CONDENSATE EVAPORATOR B HJ CIRCUIT L1 L2 Pass Thru TERMINAL TERMINAL BREAKER Control Side HJ Heater d STRIP Left Doo Option GROUND TERMINAL Heater 21 3145167 8S 9 10 Option 155 Gey PP 22 8 POWER CORD p II ces BB o 58 T T m g 5 9 MAIN POWER 115V 60 Hz 230 50 Hz 230V 60 Hz 360127 D D 86 Helmer Horizon Series Models 17 8 HLR and HPR Models 20 25 45 56 Cubic Feet With Access Control CA DOOR SWITCH M HELMER INC 400956 1 O AC in l y N L2 J OPTION V TO CHART L1 MAGNET KEY RECORDER SWITCH E Batt FA GND d INTERIOR LIGHT AXe AXd MONITOR
24. HG E LIGHT SWITCH m HD HO TEMP CONTROL XFMR 5 No Access Control 230V 115V 2 HA NT OE 6 5 4 3 2 1 CONTROL MONITOR BOARD 1 5 Nc ALARM HB TEMPERATURE mm 59 CONTACTS HF p CONTROL DEFROST TIMER OFF TIME PROBE A contro S RID HLR HPR OFH20 291 BYPASS SWITCH m 8 omo Aa MONITOR RTD HC MONITOR d PROBE a a J COMPRESSOR s ine HJ DOOR SWITC HJ MONITOR CONDENSING UNIT BACKUP FAN MOTOR CB zn ul PROBE E Re CHART COMPRESSOR RECORDER CHART RECORDER XFMR SSR BATTERY ANNAN E BACKUP UNIT COOLER v FAN L1 OUT L2 OUT Compressor SSR 1 Compressor D Lighting Power Supply Lighting Power Supply RFI FILTER Control Monitor XFMR Control Monitor XFMR Unit Cooler Fan Defrost Mode Unit Cooler Fan L2IN CHART RECORDER XFMR CHART RECORDER XFMR HJ LEFT HK RIGHT Heater DOOR HEATER DOOR HEATER Option C MAIN POWER Q WWV e ANUS y 12V DC POWER SUPPLY 12V DC POWER SUPPLY G CONDENSATE CONDENSATE EVAPORATOR CONDENSATE EVAPORATOR B EVAPORATOR CIRCUIT TERMINAL TERMINAL PREANEIS 123 242 STRIP STRIP GROUND TERMINAL 9 1 2131 4 5 6 7 7 538 80 292 POWER CORD 2898 o 823 m 2 5 5 5 MAIN POWER 115V 60 Hz 230V 50 Hz 230V 60 Hz 3
25. Interior ee ee eee eee 76 16 4 T 20424 pode mun Lp Deae dS dau Goede poe 4 bore weedy Bd dud Rara Vae eds 77 402 ages cote cess ene eee bees ees bas howe 77 a eaten 78 1644 Door and HING oo ino kane ee eb od he ne hee eS 79 TT d RE dus dE ES 80 17 1 HB Model 11 Cubic Feet Without Access Control nananana aana 80 17 2 HB Model 11 Cubic Feet With Access Control llle 81 17 3 HB Model 20 25 45 56 Cubic Feet Without Access 82 17 4 HB Model 20 25 45 56 Cubic Feet With Access 83 17 5 and HPR Models 11 Cubic Feet Without Access Control eee 84 17 6 HLR and HPR Models 11 Cubic Feet With Access 85 17 7 HLR and HPR Models 20 25 45 56 Cubic Feet Without Access Control 86 17 8 HLR and HPR Models 20 25 45 56 Cubic Feet With Access 87 360127 D D Helmer General Information Section I General Information 1 1 1 2 1 3 1
26. J COMPRESSOR co CONDENSING UNIT FAN MOTOR 2 a CC L CHART RECORDER D BATTERY BACKUP Double Door G CONDENSATE EVAPORATOR 1 4 LOO L1 OUT L2 OUT 143 2 33 C 2 Compressor SSR 1 C 2 Compressor D O O Lighting Power Supply O Lighting Power Supply RFI FILTER JO V O 4 Control Monitor XFMR 4 Control Monitor XFMR Ol O HK HK Q 5 Door Switch O G5 Unit Cooler Fan LIIN GND L2IN Right Door Pass Thru gt Heater Non Control Side LOO 6 CHART RECORDER XFMR CHART RECORDER XFMR Optio Heater Defrost Timer C Defrost Timer Option OO 8 Right Non Control Side OO 8 Right Non Control Side Sor Door Heater o Left Non Control Side Left Non Control Side O d Door Heater P Door Heater HA DPA AR Left Control Side Door Left Control Side Door Heater LO Heater Right Control Side Door Heater Right Control Side Door Heater HJ CO 012 CONDENSATE EVAPORATOR 012 CONDENSATE EVAPORATOR a are Pass Thru L2 BREAKER TERMINAL TERMINAL Control Side STRIP STRIP HJ Heater Left Doo Option GROUND TERMINAL Heater 2131 4 5 6 7 8 9 10 Option 155 Gey PP A 29 2 9 9 POWER CORD 9 II 5889 a 9 9 8 o 58 2939 Sc m m 5 E MAIN POWER S 115V 60 Hz 5 230 50 Hz 230V 60 Hz 360127 D D 82 Helmer
27. 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 Model Initial Charge Obtain Refrigerant gt Calibrated pressure gauge 0 psi to 25 psi 0 kPa to 175 kPa Add refrigerant 1 Attach pressure gauge to the fittings on 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 Addrefrigerant so the low side pressure is within acceptable range 16 psi to 18 psi 110 kPa to 125 kPa 5 Remove pressure gauge 28 Helmer i Series Models 8 2 8 3 8 4 8 5 8 5 1 360127 D D 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 gt Ifthe display is blank replace battery 2 Switch AC ON
28. SET button for 1 second and listen for a single beep c While the display is flashing the elapsed time since last reset press and hold the SET button for 2 seconds CLr will be displayed followed by a series of 3 beeps to indicate exit back to the temperature display NOTE The minimum and maximum temperature and timer will reset when 360127 D D the unit is powered off and battery backup is not engaged or gt after 99 hours and 59 minutes have elapsed 56 Helmer Horizon Series Models 13 3 13 4 13 4 1 13 4 2 360127 D D Refrigerator Temperature Setpoint NOTE Default setpoint is 4 0 C Change the setpoint if gt Your organization requires a chamber temperature other than 4 0 C Change setpoint 1 monitoring system press and release SEL to change to Control mode The CONTROL lamp will illuminate 2 Press and hold SET to display the current temperature setpoint NOTE The current temperature setpoint is typically higher than the chamber temperature 3 SET and press Up or Down Arrow as necessary to set the desired value 4 Release SET button The new setting is saved 5 Press and release SEL to return to Monitor mode The MONITOR lamp will illuminate Table of Parameters Parameter Visual Indicator Range Default Celsius or Fahrenheit TEMPERATURE UNITS LED display High Temperature MONITOR Lamp amp 40 0 to 25 0 C 5 5 C HIGH Lamp 40 to 77 F Low Temperature M
29. 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 01 01 2010 4 0 0 High Alarm Test Alarm Condition Test Complete Low Alarm Test Cancel Test Qo NOTE Test can be aborted by touching Cancel Test Test is only applicable to the upper monitor probe Test takes less than five minutes If the temperature alarm test does not automatically complete within two minutes restart the i C monitoring system When performing an automatic temperature alarm test the Peiltier device heats or cools the upper monitor 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 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 an alarm is activated 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 te
30. UNIT COOLER V FAN 1 1 z L1 OUT L2 OUT 2 Compressor SSR 1 O 2 Compressor D JO 3 Lighting Power Supply Lj 3 Lighting Power Supply RFI FILTER O Temp Access Control PSU C O Oal Temp Access Control PSU JO 5 Unit Cooler Fan Defrost Mode 5 Unit Cooler Fan GND L2IN 7 Defrost Timer 7 Defrost Timer HJ LEFT 007 HK RIGHT Heater 8 DOOR HEATER Os HEATER lo O C G3 Lj 009 9 E QO 9 MAIN POWER SWITCH Ord EO V OQ On FLO On G CONDENSATE 012 CONDENSATE EVAPORATOR O17 CONDENSATE EVAPORATOR B EVAPORATOR 11 D CIRCUIT TERMINAL TERMINAL BREAKER 33 C STRIP STRIP GROUND TERMINAL W 2 3 4 51 7 6 TAC A 2 12225127 EC 28 POWER CORD MESSEN Eus z 552 z 83 9 3 8 MAIN POWER E 115V 60 Hz w 230 50 Hz 230V 60 Hz 360127 D D 85 Helmer Horizon Series Models 17 7 HLR and HPR Models 20 25 45 56 Cubic Feet Without Access Control P INTERIOR LIGHT AUDIBLE ALARM AAAA Double Door Only Lighting Power Supply Option HG LIGHT SWITCH 5 2 9 9 EXTERIOR 2 E CONTROL MONITOR BOARD 69 Nc ALARM 230V 115V No CONTACTS 6 5 4
31. View minimum temperature recording a Press and hold the Down Arrow button for 1 second and listen for a single beep b The display will alternate between LO and a valid temperature value five 5 times followed by a single beep to indicate exit back to the temperature display 2 View maximum temperature recording Press and hold the Up Arrow button for 1 second and listen for a single beep b The display will alternate between HI and a valid temperature value five 5 times followed by a single beep to indicate exit back to the temperature display 3 View recorded temperature timer NOTE gt timer denotes the period of time that has elapsed It does not display the time at which a minimum or maximum temperature occurred gt The maximum period of time the timer can record is 99 59 99 hours and 59 minutes a Press and hold either the Up or Down Arrow button for 1 second While the display is flashing the HI or LO value press and hold the SET button for 1 second c The display will alternate five 5 times between CLr and a value representing the number of hours and minutes that have elapsed since the last recording example 12 47 would represent 12 hours and 47 minutes A single beep will follow to indicate exit back to temperature display 4 Clear minimum and maximum temperature recordings a Press and hold either the Up or Down Arrow button for 1 second b While the display is flashing the HI or LO value press and hold the
32. and Down Arrows simultaneously for 3 seconds to enter program mode 2 The Display will show C or F to indicate Celsius or Fahrenheit 3 Press SEL until only the CONTROL lamp flashes NOTE gt Ensure Control Sensor Offset is being changed and not Hysteresis gt Control Sensor Offset and Hysteresis have the same visual indicator 4 Hold SET then press Up or Down Arrow to change the setpoint 5 Release SET button The new setting is saved 6 Press and hold Up and Down Arrows simultaneously for 3 seconds to exit program mode Hysteresis gt Allowable temperature variance on each side of the refrigerator setpoint NOTE Hysteresis is factory preset and should not be changed Contact Helmer Technical Service for instructions regarding changing the Hysteresis value 59 Helmer Horizon Series Models 13 7 13 7 1 13 7 2 13 7 3 360127 D D Test Alarms Test alarms to ensure they are working correctly The refrigerator has alarms for chamber temperature power failure and door open time Chamber Temperature Alarm NOTICE gt Perform the low alarm test before the high alarm test to control the temperature more closely and complete the testing more quickly gt Before testing alarms protect items the unit from extended exposure to adverse temperature gt Temperature probes are fragile handle with care Obtain 1 glass filed with 1 2 crushed ice and 1 2 water 1 80z 250 mL glass of luke warm wate
33. 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 Horizon Series model compressor warranty period is five 5 years Parts 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 war
34. button Decreases a temperature setting Also mutes the audible alarm for 5 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 sent through the switch remote alarm interface J SET lamp Indicates when temperature setpoint or alarm setpoint is being changed K SET button Allows settings to be selected prior to changing settings L CONTROL lamp Indicates when the reading from the control 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 55 Helmer Horizon Series Models 13 2 Display Minimum and Maximum Monitor Temperature Recordings NOTE gt This feature is standard on Horizon Series models with serial numbers of 2015494 or higher Some exceptions may exist For confirmation on your unit please contact Helmer Technical Service gt Units that do not include the minimum and maximum recording feature will not display C or F when entering the program mode The minimum and maximum recording feature allows the user to view a minimum temperature occurrence and a maximum temperature occurrence within a given period of time The timer provides a time reference in which those temperatures occurred NOTE The following steps only apply to the monitor probe 1
35. connections are functioning correctly Replace the board if necessary Confirm the temperature monitor controller board is operating correctly Replace the board if necessary Contact Helmer Technical Service No action necessary Action 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 Confirm the refrigerator is level and the doors are aligned closing tightly and sealing correctly Correct issues as necessary Confirm the connection is secure Tighten the connection if necessary Confirm the drain tube is free of debris Remove debris if necessary 69 Helmer 360127 D D Problem There is excessive humidity on the doors Water leaks from the bottom of the refrigerator Possible Cause Humid air is entering the chamber Relative humidity around the refrigerator is too high Humid air is entering gt the chamber Excessive water is found in the evaporation tray inside the refrigerator gt Horizon Series Models Action Confirm the refrigerator is level and the doors are aligned closing tightly and sealing correctly Correct issues as necessary Confirm the refr
36. d 16 65 Move Slides and lt ee eee ee eee 16 0 6 Level us uua mere wen ed Se oes bee hoe w ee e 17 6 7 Optional Adapter Kits for Medication Dispensing 17 360127 D D Helmer S ho ECRRPTPTTP 17 Home Screen xx wx wens fo eee eee et a we ee ee aw ee oe eee 18 7 1 4 Home Screen 5 eee ee ee eee 18 72 Temperature cd ees Coes ond bee V UH ILU CREUSE 18 7 2 1 Refrigerator Temperature Setpoint 0 2 0 ee eee eens 19 7 2 2 Hysteresis Setpoint mothe st o Roe eed ae bee s oe phe M ees ew Gare a os 19 20 Delay on 1e 144 PUE SET IPFE PEE 19 7 2 4 Control Relay Probe Error Duty 20 7 3 Temperature Calibration 0 0 ee eee eee eens 20 7 3 1 Calibrate Monitor Probes 0 0 0 eee eee ee eee 20 Toe Control Sensor coat cen dio an Boga C xxn Pos denos be eee edness 21 7 3 3 Calibrate Compressor and Evaporator Probe 22 9 4 Factory Default Settings saser cee dca c
37. 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 O 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 touchscreen 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 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 scre
38. 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 Recharge Refrigerant CAUTION gt Review all safety instructions prior to recharging refrigerant Refer to Section Item 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 Power Requirements 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 models 245 and 256 115 V 60 Hz 12 5 oz 354 g 230 V 50 Hz 230 V 60 Hz Model Initial Charge Obtain Refrigerant gt Calibrated pressure gauge psi to 25 psi 0 kPa to 175 kPa Add refrigerant 1 Attach pressure gauge to the fittings on 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 Addrefrigerant so the low side pressure is within acceptable range 16 psi to 18 psi 110 kPa to 125 kPa 5 Remove pressure gauge 61 Hel
39. probe is providing resistance in the range of 98 O to 110 O Replace the probe if necessary Temperature monitor 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 gt Replace parts with those included in the control controller board is board kit or replace the monitor control board faulty 9 3 Alarm Activation Problems Problem Possible Cause Action The refrigerator is in Alarm system is faulty gt Replace parts with those included in the control an alarm condition board kit or replace the monitor control board but alarms are not Temperature monitor gt Replace parts with those included in the control audible controller board is board kit or replace the monitor control board faulty Alarm speaker is gt Replace the speaker faulty Audible alarms have Verify audible alarms are not muted Touch been muted the Mute button repeatedly until the Mute timer indicates no time delay A component is Contact Helmer Technical Service faulty or internal connections are loose The refrigerator meets Temperature monitor 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
40. system and represents product storage temperature This probe does not affect refrigerator setpoint gt Ensure the product simulation bottle is full of solution Obtain gt Calibrated reference thermometer independent and traceable per national standards gt or wire ties to attach thermometer to monitor probe Measure the chamber temperature 1 Remove the monitor probe from the probe bottle and unscrew the cap 2 Attach the thermometer to the probe and immerse at least 2 50 mm in bottle 3 Close the door and allow the chamber temperature to stabilize for 10 minutes 4 Note the temperature on the calibrated reference thermometer and compare to the chamber temperature displayed on the monitor 5 Adjust the monitor offset value higher or lower to reflect the difference between the chamber temperature displayed on the monitor and the temperature reading from the calibrated reference thermometer 6 Remove thermometer from the probe Replace bottle cap ensuring a tight fit 8 Place probe in bottle immersing at least 2 50 mm 58 Helmer Horizon Series Models 13 6 2 13 6 3 360127 D D Enter the new offset value Press and hold the Up and Down Arrows simultaneously for 3 seconds to enter program mode The display will show C or F to indicate Celsius or Fahrenheit Press SEL until only the MONITOR lamp flashes Hold SET then press Up or Down Arrow to change the monitor offset Release SET
41. touch drag motion to scroll up or down to display additional settings NOTE Settings screen is password protected or if viewing settings for the first time enter factory default password of 1234 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 17 Helmer i Series Models T 1 Home Screen The Home screen appears when gt 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 2 00 pm DLL 7 1 1 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 1 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 audible alarms Turn the chamber light on and off View a graph of
42. 27 D D 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 Label Description A Unit cooler cover B Drain port Drain hose 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 back of cabinet 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 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 four 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 31 Helmer 360127 D D NO o A I Series amp Models Attach unit cool
43. 4 1 5 360127 D D About this Manual Intended Audience This manual is intended for use by end users of the refrigerator and authorized service technicians 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 Copyright and Trademark Helmer i Series i C s Horizon Series and Rel i are registered trademarks or trademarks of Helmer Inc in the United States of America Copyright 2015 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 Confidential Proprietary Notices Use of any portion s of this document to copy translate disassemble or decompile or create or attempt to create by reverse engineering or otherwise the information from Helmer Scientific products is expressly prohibited Disclaimer This manual is intended as a guide to provide the operator with necessary instructions on the proper use and maintenance of certain Helmer Scientific products Any failure to follow the instructions as described could result in impaired product function injury to the operator or others or void applica
44. 60127 0 0 84 Helmer Horizon Series Models 17 6 HLR and HPR Models 11 Cubic Feet With Access Control HELMER INC 400956 1 RECORDER MAGNET KEY SWITCH P Axe INTERIOR LIGHT MONITOR BATTERY AXd BACKUP SLA Charging Power Supply PCBA Access Control Option Only AUDIBLE ALARM Lighting Power Supply HG LIGHT SWITCH HD D ALARM KEY 230V 115V SWITCH y HA o iy 0 165 4 3 2 n n CONTROL MONITOR BOARD ALARM HB TEMPERATURE No CONTACTS HF Em CONTROL DEFROST TIMER OFFTIME RTD HLR HPR OFF 8 DEFROST INITIATE MONITOR RTD oc HC MONITOR e PROBE E J COMPRESSOR 5 1 HM Door Access Keypad M CA a HJ MONTAR DOOR SWITCH CONDENSING UNIT CB a I CHART RECORDER AXb PROBE 2 Door Lock Magnet FROM DC UNIT COOLER Option n Power Supply CHART COMPRESSOR RECORDER G SSR ERR
45. Alarm setpoint was gt 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 360127 D D 35 Helmer 360127 D D Possible Cause Problem Connections for the gt monitor probe are loose Monitor probe is faulty gt Unit cooler fan continues to run while the door is open Probe bottles are p empty High temperature alarm setpoint is set too low The High Temperature alarm activates when the door is opened then clears shortly after the door is closed A component is faulty or internal connections are loose The refrigerator is Outlet connection is gt connected to power faulty but the AC Power Power cord is faulty gt Failure alarm is active ON OFF AC power switch located inside the front lower panel is faulty A component is faulty or internal connections are loose A component is faulty or internal connections are loose Circuit breaker is gt tripped i Series Models Action Check the probe connections Secure the connections if necessary Test the probe Replace the probe if necessary Test the door switch and unit cooler fan connections Secure the connections if necessary Replace the door switch or fan motor if necessary Check level of product simulation solution in the bottles Refill bottles if necessary Che
46. Horizon Series Models 17 4 HB Model 20 25 45 56 Cubic Feet With Access Control HELMER INC 400956 1 E Mv OPTION g oh v TO CHART ACE KEY RECORDER DOO SWITCH Batt F4 GND B INTERIOR LIGHT AXe MONITOR arging Power Supply PCBA BATTER O Access Control Option Only BACKUP ALARM Double Door Only Option HG LIGHT SWITCH SWITCH 9 EXTERIOR CONTROL MONITOR BOARD 9 NC UM HB TEMPERATURE No CONTACTS CONTROL PROBE CONTROL RTD MONITOR RTD HC MONITOR a M DOOR SWITC J COMPRESSOR co HM Door Access Keypad M Option DOOR SWITC M CONDENSING UNIT DOOR SWITC z FAN MOTOR H B CB Lu ETE CHART M RECORDER DOOR SWITC AXb PROBE FROM DC Option cc 9 Power Supply L CHART LL RECORDER COMPRESSOR BATTERY BACKUP Double Door Only G CONDENSATE EVAPORATOR 1 1o L1 OUT L2 OUT 23 2 13 O 22 Compressor SSR 1 O 2 Compressor D O O
47. OFF switch ON NOTE Use a battery which meets manufacturer s specifications outlined 1 Check Optional Access Control System Battery During an AC power failure the Access Control backup battery provides backup power to power the magnetic Access Control lock Test the Access Control backup battery to ensure it is working properly Check the battery 1 Ensure monitoring system Access Control battery key switch is switched ON 2 Switch AC ON OFF switch OFF 3 Attempt to open the cabinet door If the door remains locked the battery is functional Ifthe door does not remain locked replace the battery 4 Switch AC ON OFF switch ON 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 Mute to disable the high temperature alarm while refrigerator reaches operating temperature ON OO ON 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 condense
48. ONITOR Lamp amp 40 0 to 25 0 C 1 5 C HB 2 0 C HLR amp HPR LOW Lamp 40 to 77 F Monitor Offset MONITOR Lamp only 10 0 to 10 0 C Varies 18 to 18 F Control Offset CONTROL Lamp only 10 0 to 10 0 C Varies 18 to 18 F Hysteresis CONTROL Lamp only 0 5 to 2 5 C 2 0 C HB111 1 to 5 F 0 8 C HLR111 and HPR111 1 0 C 120 125 1 5 C 245 256 NOTE Contact Helmer Technical Service for setting Hysteresis values View Alarm Setpoints and Offset Values Press and hold the Up and Down Arrows simultaneously for 3 seconds to enter program mode The LED Display will show C or F to indicate Celsius or Fahrenheit Press and release SEL to scroll through the parameters and view settings Hold Up and Down Arrows simultaneously for 3 seconds to exit program mode The LED Display will show current monitor temperature ah ON Temperature Units NOTE lf temperature units are changed the temperature setpoints offsets and alarm settings must be recalibrated 1 Press and hold the Up and Down Arrows simultaneously for seconds to enter program mode 2 The LED Display will show C or F to indicate Celsius or Fahrenheit 3 Press and hold the SET button while pressing the Up or Down Arrow to select the desired temperature unit parameter 4 Release SET button The new setting is saved 5 Press and hold Up and Down Arrows simultaneously for 3 seconds to exit program mode 57 Helmer Horizon Se
49. OO O Q1 L2 NEUTRAL TERMINAL STRIP Double Door UNIT COOLER FANS iR Doo Heater Option y F UNIT COOLER JUNCTION BOX SNUBBER CIRCUIT From i C3 418 Pin 5 iS Pass Thru Non Control Side Heater Option V IR Pass Thru Condensate Evaporator WS Control Side Heater Option V From i C3 J18 Pin 4 GROUND TERMINAL V 16 213 4 5 6 7 8 Sy 9 10 19 29 H 100 19 29 H 100 Jeyeep AlddNS i Series Models 49 Helmer i Series Models iQ Bezel Mount Components 14 Speaker CR2032 BT1 HELMER INC 400937 1 iM SD Memory Card i C3 Display PCBA i C3 LCD w Touch Screen SERIAL NUMBER LABEL USB Port Power Cable HELMER INC 400956 1 iF iG Ethernet Port USB Data Cable Option 54 T T TENE DISPLAY 0 OOO POWER Q
50. Rais UB ew Eee Ged uoa d Sore Roa e 63 14 5 5 Clean and Refill Probe Bottle 0 0 eee ee eens 63 14 6 Unit Cooler Cover Removal and Installation llli eee eee 64 14 6 1 Remove the Unit Cooler Cover RR RR RR rar 64 14 6 2 Install the Unit Cooler Cover lllllllleelele han 65 360127 D D Helmer TTOUDICSNOOUNG sacos xus Reduce a bau Ko EE Ou Soe EN PE bene 66 15 1 General Operation aaa 66 15 2 Chamber Temperature Problems 66 15 3 Alarm Activation Problems 0 0 0000 ccc hh nns 68 15 4 Condensation Problems a rar gode ee UR d RUE RU REOR ERR dao 69 PANS eon oe bee ee ee eee pa eee ee eee oe 71 area de oes Hoe eee ha eee eee eee 71 16 1 1 Access Control aaaea ea hrs 72 16 1 2 Monitor and Control System and 5 72 OPAC oocyte oo Bee ed ea ee eee Eee ee Owe eee He eee nausea 73 74 16 3 1 Electrical 75 16 4
51. Technical Service 37 Helmer i Series Models 9 4 9 5 360127 D D Problem Possible Cause Action An alarm is activated Temperature monitor Confirm the upper monitor probe is reading but the temperature is not calibrated correctly Calibrate the probe if necessary recorded at activation Temperature changed gt No action necessary does not match the slightly around the alarm setpoint time of activation The No Battery Battery voltage level gt Replace the battery for the monitoring system alarm is activating on the backup battery sporadically for the monitoring system is low Testing Problems Problem Possible Cause Action The automatic Connections for the Test the probe connections Secure the temperature tests upper monitor probe connections if necessary not work are loose Upper monitor probe gt Confirm the probe is providing accurate is out of calibration temperature readings Upper monitor probe Confirm the probe is reading correctly Calibrate is faulty the probe if necessary Confirm the probe is providing resistance in the range of 98 O to 110 O Replace the probe if necessary Temperature monitor 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 appropriate values higher than the default
52. With chart recorder 800074 1 Without chart recorder 800073 1 Bezel 111 model With chart recorder 800058 1 Without chart recorder 800057 1 C Keypad 800007 1 HM D Backup battery key switch 401220 1 AXa E Backup battery 120628 Monitor and Control System and Display Schematic Part Number Label Control board assembly 800006 1 Alarm key switch 120227 Light switch 120202 HG NOTE The display board is sensitive to static electricity and can be damaged by electrostatic discharge Use proper ESD precautions when handling the board 72 Helmer Horizon Series Models Top features Schematic Label Description Part Number Label A Condenser fan motor 120 V K 111 model 120451 120 and 125 models 120467 245 and 256 models 120469 230 V 111 model 120561 120 and 125 models 120471 245 and 256 models 120473 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 and 256 models 800113 5 for serial numbers 2002950 and greater 230 V 50 Hz B 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 C Monitoring system battery 120399 HH HJ 360127 D D 73 Helmer Horizon Series Models 16 3 Rear Rear features HB111 model shown Label Desc
53. alibrated Condenser alarm gt setpoint is too low Condenser fan motor gt is faulty A component is faulty or internal connections are loose gt Confirm the hinge cams are not damaged Replace the cams if necessary Confirm the door gasket seals completely Replace the door gasket if necessary Test the switch connections Secure the connections if necessary Replace the door switch or switches Replace parts with those included in the control board kit or replace the monitor control board Check the time delay for the Door Open alarm Change the time delay if necessary Replace parts with those included in the control board kit or replace the monitor control board Replace parts with those included in the control board kit or replace the monitor control board Contact Helmer Technical Service Check refrigeration lines for leaks and repair if necessary Check refrigerant level Recharge if low Test the probe connections Secure the connections if necessary Test the probe Replace the probe if necessary Clean as necessary or order new ones from Helmer or your distributor Check the condenser grill and clean if necessary Confirm the refrigerator is correctly located Refer to the operation manual Confirm the condenser probe is reading correctly Calibrate the probe if necessary Confirm the alarm setpoint is at the appropriate value Replace the condenser fan motor Contact Helmer
54. ards 3 Using a screwdriver install front bracket retainers 16 Helmer i Series Models 6 6 6 7 360127 D D Remove shelf brackets 1 Using a screwdriver remove front bracket retainers 2 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 front brackets downward to engage standards 3 Using a screwdriver install front bracket retainers 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
55. are loose Horizon Series Models Action Confirm the monitor controller board and line connections are functioning correctly Replace the board if necessary Confirm the temperature monitor controller board is operating correctly Replace the board if necessary Replace the alarm buzzer Verify audible alarms are not muted Verify the Alarm Disable key switch is not turned off Contact Helmer Technical Service Check the current setpoints for the alarms Change the setpoints if necessary Switch the alarm key switch ON Test the probe connections Secure the connections if necessary Test the probe Replace the probe if necessary Test the door switch and unit cooler fan connections Secure the connections if necessary Replace the door switch or fan motor if necessary Check level of product simulation solution in the bottle Refill bottle if necessary Check the setpoint Change the setpoint if necessary Contact Helmer Technical Service Verify power at the outlet Repair the original outlet or connect to a different outlet if necessary Confirm the power cord is connected securely Secure the power cord if necessary Replace the power supply board or the temperature control transformer Confirm the circuit breaker is seated Push the circuit breaker to reset it if necessary Contact Helmer Technical Service 68 Helmer 15 4 360127 D D Problem The Door Open alarm is activating
56. aries 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 Install battery 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 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 NOTE For accurate temperature reading ensure that current time is aligned with time line groove when chart knob is tightened 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 10 Helmer General Information 4 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 int
57. ation 3 1 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 A ILR125 ILR1 25 i Series Helmer 200009 2000009 Version D www helmerinc com Version D Laboratory Refrigerator Voltage 115 V D Weight 47616 1216 kg 60 www helmerinc com 7 5A 0 86 kW 69 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 B Serial number Version D Power requirements 3 2 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 3 2 1 i C e 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 360127 0 0 8 Helmer General Information 3 2 2 3 3 3 3 1 3 3 2 3 3 3 360127 D D Horizon Series Control System Horizon Series refrigerators feature the Horizon combined monitor and temperature controller The Horizon Series system controls chamber temperature and monitors and displ
58. ays 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 402 120 mL of product simulation solution 10 1 ratio of water to glycerin Middle Top access port Right Side access port Fill 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 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 back putty to expose port 2 Insert probe through port into chamber 3 Insert probe into bottle 4 Replace putty ensuring a tight seal 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 bottle 4 Replace plugs ensuring a tight seal Helmer General Information 3 4 3 4 1 3 4 2 360127 D D Chart Recorder If installed refer to the Temperature Chart Recorder Operation and Service Manual The chart recorder has a battery system enabling a period of continuous operation if power is lost Battery life v
59. bers Bezel all models except 111 With chart recorder door 400999 1 Without chart recorder door 400998 1 Temperature chart recorder standard 120 V 800025 1 CA on iB111 model optional on iLR111 and 230 V 800025 2 iPR111 model Bezel 111 model With chart recorder door 800056 1 Without chart recorder door 800055 1 Chart recorder door assembly 111 model 320739 1 Chart recorder door assembly all models 800070 1 except 111 Chart paper 52 sheets 220366 40 Helmer i Series Models ae Schematic Label Description Part Number Label J Caster swivel with brake 220467 10 1 1 Access Control Option b Access Control features iB125 model shown Label Description Part Number Schematic Label A AXb B Backup battery key switch 401220 1 AXa 10 1 2 Au 4 09 C Label Description Part Number Schematic Label A Interface cable 800010 1 IG Display assembly includes touchscreen 800041 1 111 models IQ display board interface cable speaker 800042 1 120 125 245 256 models 360127 D D 41 Helmer i Series Models NOTE gt The display assembly is sensitive to static electricity can be damaged 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 assem
60. ble product warranties Helmer Scientific accepts no responsibility for liability resulting from improper use or maintenance of its products The screenshots and component images appearing in this guide are provided for illustrative purposes only and may vary slightly from the actual software screens and or product components Helmer Safety 2 2 1 2 2 General Information Includes general safety information for refrigerator operation Labels paler Caution Unlock all casters to equipment or danger to operator Caution Hot surface Earth ground terminal Caution Shock electrical Protective earth ground hazard terminal Avoiding Injury gt p gt Review safety instructions before installing using or maintaining the equipment Do not open multiple loaded drawers at the same time Do not move a unit whose load exceeds 900 Ibs 408 kg single door units or 1350 Ibs 612 kg double door units Before moving unit ensure casters are unlocked and free of debris Never physically restrict any moving component Avoid removing electrical service panels and access panels unless so instructed Use manufacturer supplied power cords only N CAUTION Decontaminate parts prior to sending for service or repair Contact Helmer or your 360127 D D distributor for decontamination instructions and a Return Authorization Number Helmer General Information 3 Configur
61. bly 10 2 Top Top features Schematic Label Description Part Number Label 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 230 V 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 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 D Monitoring system battery 120628 IB supplies backup power to optional Access Control system 360127 D D 42 Helmer i Series amp Models 10 3 Rear D E A F R 4 H i 1 6 RS 23 2 ir a Rear features 111 model shown 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 assembly 115 V G includes condensate evaporator tray and 111 model 400791 1 cover 120 125 245 256 models 400790 1 230 111 model 400791 2 120 125 245 256 models
62. button The new setting is saved Press and hold Up and Down Arrows simultaneously for 3 seconds to exit program mode WN Control Sensor Offset gt Adjust if monitor display is not showing the cabinet temperature at the setpoint 0 3 C gt Factory preset Varies for each refrigerator Determine control sensor offset NOTE gt Control Sensor Offset is factory preset and should not be changed Contact Helmer Technical Service for instructions regarding changing the Control Sensor Offset gt Steps in Item 13 5 1 must be performed to ensure the monitor display is calibrated and accurate prior to adjusting the Control Sensor Offset 1 View and record the Refrigerator Setpoint Reference Section Ill Item 13 3 Allow the unit to run with calibrated monitor temperature for several compressor cycles and record the average monitor temperature 3 View and record the current Control Offset value Subtract the Refrigerator Setpoint from the average monitor temperature and record the difference 5 Add the current Control Offset value to the recorded difference determined in the previous step to establish the new Control Offset value EXAMPLE 1 Refrigerator Setpoint is 4 0 2 Average monitor temperature is 5 2 3 Current Control Offset is 0 3 4 Subtract 5 2 4 0 1 2 difference between average temperature and setpoint 5 Add 0 3 1 2 1 5 new Control Offset value Enter the new offset value 1 Press and hold the Up
63. ck the setpoint Change the setpoint if necessary Contact Helmer Technical Service Verify power at the outlet Repair the original outlet or connect to a different outlet if necessary Confirm the power cord is connected securely Secure the power cord if necessary Replace the ON OFF AC power switch Turn the ON OFF AC power switch to the ON position Contact Helmer Technical Service Contact Helmer Technical Service Reset or replace the circuit breaker 36 Helmer 360127 D D Problem The Door Open alarm is activating sporadically All alarms are activating sporadically The condenser alarm is active Possible Cause Doors are not closing completely Doors are closing but not sealing completely Connections for the door switch are faulty One or both door switches are faulty Temperature monitor controller board is faulty Door Open Timeout is set to zero causing the alarm to activate immediately when the door is opened Alarm system is faulty Temperature monitor controller board is faulty A component is faulty or internal connections are loose Refrigerant level is too low Connections for the condenser temperature probe are loose Condenser temperature probe is faulty Condenser fins are dirty Compressor is overheating due to a i Series Models Action gt gt gt gt lack of air flow Condenser probe is gt not c
64. d 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 54 Helmer 13 13 1 360127 D D Horizon Series Models 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 Control Interface A J B C D E F K G M N AL ARM LIGHT DISABLE Label Description Function A COOL lamp Indicates the compressor is running B LED Display Displays real time and stored 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 condition 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
65. de ae on e m ed eod ew eee ee os 22 7 3 5 Additional Factory Default Settings for Laboratory and Pharmacy Models 24 7 3 6 Restore Factory Default Settings 0 0 0 0 0 llle rn 24 7 3 7 Change Factory Settings 0 0 hrs 25 DP TestAlarMS ata oa acento oe aceon ae alas acai a ees ed Eo Pe 25 7 4 1 Automatic Chamber Temperature Alarm Test ee eens 25 7 4 2 Manual Chamber Alarm Test 0 0000 cee eee ee eee 26 7 4 3 Power Failure Alarm 5 RR RR eee eee 2 7 4 4 Door Open Alarm Test 0 0 0 0 0 ne ee ee ee ees 27 75 Upgrade System 2 7 6 Calibrate the Touchscreen SR Ro re Xo 27 7 7 View Manufacturer and Product 27 8 28 8 1 Recharge aaa aaa ene rans 28 8 2 Check Monitoring System aaea ee eens 29 8 3 Check Optional Access Control System 29 8 4 Replace LED 0 6 ee ee eee ee eee 29 8 5 Clean Refrigerator
66. e socket wrench to remove four screws securing the unit cooler cover c Carefully lower unit cooler cover to avoid damage to the fan wiring 64 Helmer 14 6 2 Horizon Series Models Install the Unit Cooler Cover 360127 D D 1 NO oo Verify unit cooler wiring is connected and routed correctly Wiring should be routed above copper tube inside the unit cooler b Reconnect wires if they have separated Attach unit cooler cover 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 four screws to secure the unit cooler cover Insert the drain hose through hole in the refrigerator a Push drain hose upward toward the unit cooler drain port b Inthe 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 owitch AC ON OFF switch ON Reconnect the battery Press the Mute button to disable the high temperature alarm while refrigerator reaches operating temperature 65 Helmer 15 N CAUTION 15 1 15 2 360127 D D Troubleshooting General Operation Problems Problem A drawer or basket does not slide easily A door does not open easily The chamber temperature meets an alarm condition but the appropriate temperature alarm is not active The chamber temperature displayed is high
67. eS eee ee QT TTE 7 3 COnNGUIAUON RUE UE eae 8 9 1 Model and Input POWOE 2244 feed dando Se node ewe EUR eS ee ow e 8 3 2 eee dese cee sane ade neue Bae ded oo be Bae HE ee oe eee cei Sees oe ae ee Ge 8 221 CONTO SYSIOM 2 324400 des ardor Seba hee bee Se eee Ss 8 3 2 2 Horizon Series Control System lille hs 9 20 Temperaire PrODOS ex sudes OR E pen Hir ene cun x dris do X t d 9 DT FPBS BOUE a ua xdg ed ae por RU EG Cu oes Pe par Bees ud Rp de dd a obe Po ae deu 9 3 3 2 Install Additional Probe Through Top 9 3 3 3 Install Additional Probe Through Side 9 34 ROCO uu s ot KE cp EHI DAE E SEI E ERSTE ee ooh ee SM Goa REOR OUR dee ee BRE DURS 10 3 4 1 Char Recorder Access 10 3 4 2 Install Chart Paper sss Seba dee e de RR Xo ea e o 10 4 References and Compliance eere rne 11 4 1 Alarm Reference suco sede se umm gor RR cr ex Enna ER go y eR de wed dp RUE Rer 11 4 2 Regulatory Compliance
68. ed Confidential Proprietary Notice Section I Item 1 4 and Disclaimer Section I Item 1 5 D 03 MAR 2015 10317 D supersedes C Date submitted for Change Order review Actual release date may vary Document Updates The document is furnished for information use only is subject to change without notice and should not be construed as a commitment by Helmer Scientific Helmer Scientific assumes no responsibility or liability for any errors or inaccuracies that may appear in the informational content contained in this material For the purpose of clarity Helmer Scientific considers only the most recent revision of this document to be valid 360127 D D i Helmer Contents Section I General Information 0 0 00 00 cee eee RR nnn 6 1 About this ee ee 6 1 1 Intended Audience acce Cte cca o arte od ae 6 12 Model ReterenCes 6 t3 Copynoht ald IWademark ius serri ard deine dee do E e Rd xc REUS 6 1 4 Confidential Proprietary Notices n anana aana aaa erras 6 1 5 Disclaimer uuu acsi ear rac cd dij i kd Sh e did eae ee d dae ho Ar dedos de ba RUE a cae 6 Z SAO 7 ZA WADCIS MR 7 22 AVONIN eo ea
69. egin 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 Providing full power is available backup power for the optional Access Control system is available for up to 2 5 hours N CAUTION gt Before installing or replacing batteries switch the power and battery OFF 360127 D D Disconnect the refrigerator from AC power 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 Monitoring system backup battery supplies power to optional Access Control system Battery is switched off for shipping Switch battery on to provide monitoring system and optional Access Control system with backup power in the event of AC power failure 14 Helmer i Series Models 6 2 6 2 1 6 3 360127 D D External Monitoring Devices The remote alarm interface is a relay switch with three terminals gt Common gt Normally Open NO gt Normally Closed NC Terminals are dry contacts and do not supply voltage Inte
70. en 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 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 View Manufacturer and Product Information View version information for contacting Helmer 1 Touch i C APPS Contact Helmer 2 Manufacturer contact information appears 3 Software version appears 27 Helmer i Series Models 8 8 1 360127 D D Maintenance NOTE Refer to the operation manual for the preventive maintenance schedule 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 Recharge Refrigerant CAUTION gt Review all safety instructions prior to recharging refrigerant Refer to Section Item 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 Power
71. ensor Offset 0 0 0 0 0 0 ee eee ee ee eens 59 159 949 RIVSIBIBSISL 2295 2523 9229 V4 sa ea Peo Gaul gad IAE ul Ones eee 59 SCStAIAUNS 240 654 ieee us oe ae ho UC HERR dO UMEN OUS dare CE ee eee 60 13 7 1 Chamber Temperature Alarm 0 eee shares 60 19 72 Power ake Alarmi sssri os a yee E bey eee 60 1327 0 Door Open Alan 0x Fee eee oe 60 T4 Malltenane Oa as gc aoe ee ee ee oe ae ae a ee a ee eee 61 14 1 Recharge Relrgeratit unu acea 44 5246 Be ed Hed ch Dees S RE doa e da 61 14 2 Check Monitoring System Battery 2 0 eee hrs 62 14 3 Check Optional Access Control System 62 144 Replace a ee el Pew ee ee 62 14 5 Clean the Refrigerator 0 0 0 0 eee eee hh 63 14 5 7 Condenser Ol tence 5 eeu seaweed este eas ru red qi RU 63 EXIGO erg a th Gh oie oe re E Wh ee Pe PS ee 63 WO MENO cee ir den a 9 were or DE GE OA RC Ge a CRM UE a ae te OR RU ME Gh te 63 14 5 4 Door O35sKGlS iure d eek dose roe denm ape gem od
72. er cover a Lift unit cooler cover into place b Front edge of the cover should be behind the unit cooler case c Use socket wrench to install four screws to secure the unit cooler cover Insert the drain hose through hole in the refrigerator a Push drain hose upward toward the unit cooler drain port b Inthe 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 owitch AC ON OFF switch ON Switch battery switch ON Touch Mute to disable the high temperature alarm while refrigerator reaches operating temperature 32 Helmer 9 N CAUTION 9 1 360127 D D Troubleshooting General Operation Problems Problem A drawer or basket does not slide easily A door does not open easily The monitor display is hard to read The alarm monitor is not responding The chamber temperature meets an alarm condition but the appropriate temperature alarm is not active The chamber temperature displayed is higher or lower than the actual temperature Probe Failure is displayed on the monitor i Series Models Review all safety instructions prior to troubleshooting Refer to Section Item 2 Safety Possible Cause Action Drawer slide is faulty gt Debris in the drawer gt slides Drawer slides are not gt lubricated Drawer or basket is misaligned or not level
73. er or lower than the actual temperature Possible Cause Drawer slide is faulty Debris in the drawer slides Drawer slides are not lubricated Drawer or basket is misaligned or not level Debris in the hinges Door hinges are not lubricated Hinge cam is faulty Temperature alarm setpoint was changed Probe bottle is empty or the amount of solution is too low Monitor is not calibrated Digital electronics are locked because of an interruption in power A component is faulty or internal connections are loose Chamber Temperature Problems Problem Prob appears on the display but the chamber temperature is set correctly Possible Cause Connections for the monitor probe are loose Monitor probe wiring is an open circuit A component is faulty gt gt gt gt gt gt Horizon Series Models Review all safety instructions prior to troubleshooting Refer to Section I Item 2 Safety Action Confirm the slide is operating correctly Replace if necessary Pull the drawer or basket out and confirm the slides are free of debris Clean the slides if necessary Using a lightweight oil lubricate the bearings in the slides Confirm both slides for the drawer or basket are mounted at the same height Confirm the hinges are free of debris Clean the hinges if necessary Using a general purpose grease lubricate the pivots in
74. erface R Alarm Alarm Type High Temperature A V R Low Temperature Compressor Temperature A V R i Series Door Open Time Power Failure V R Low Battery V i Series No Battery A V R i Series Probe Failure V Communication Failure A V R i Series 4 2 Regulatory Compliance This device complies with the requirements of directive 93 42 EEC concerning C Medical Devices as amended by 2007 47 EC Sound level is less than 70 dB A 0086 Emergo Europe Molenstraat 15 2513 BH COMPLIANT 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 fF 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 this product contact your local distributor 360127 D D 11 Helmer General Information 5 5 1 360127 D D 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
75. es and hardware 120 and 245 models 400415 1 125 and 256 models 400415 2 C Drawer assembly includes drawer 2 111 model 400752 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 D 78 Helmer 16 4 4 360127 D D Door and Hinge Door and hinge features HLR120 model shown Label A B Description Horizon Series Models Part Number Upper hinge bracket Left hinge 400376 2 Right hinge 400376 1 Hinge bearings 220375 Door gasket Lower hinge cam quantity 2 Ground strap Lower hinge bracket 111 model 321082 1 120 125 245 and 456 models 320726 1 320742 1 320763 1 120688 Right hinge 400377 1 Left hinge 400377 2 79 Helmer 17 Schematics 17 1 HB Model 11 Cubic Feet Without Access Control AUDIBLE ALARM HE m HD Horizon Series Models P INTERIOR LIGHT Lighting Power Supply HG LIGHT SWITCH HO TEMP CONTROL XFMR ALARM KEY EN lis Access Control SWITCH S E HA 06 EXTERIOR CONTROL MONITOR BOARD ne ALARM LIS CONTACTS CONTROL
76. filter 120400 D NOTE The control board is sensitive to static electricity and can be damaged by electrostatic discharge Use proper ESD precautions when handling the board 360127 D D 75 Helmer Horizon Series Models 16 4 Interior Interior features HPR245 model shown 2 Schematic Label Description Part Number Label A Chart recorder probe 800024 1 C part numbers E F Unit cooler Refer to subsequent section s for part numbers S J Storage parts Refer to subsequent section s for part numbers 360127 D D 76 Helmer Horizon Series Models 16 4 1 Lighting N CAUTION Disconnect refrigerator from power when removing and replacing LED lamps Schematic Part Number Label 800049 1 16 4 2 Unit Cooler Label Description Part Number Unit cooler assembly 115 V F 111 model 120536 120 and 125 models 120594 245 models 120595 230 V 111 model 120553 120 and 125 models 120615 245 models 120616 B E C Control probe 800028 1 HB 360127 D D 77 Helmer Horizon 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 slid
77. for iB111 model is 2 0 C Default setpoint for iLR111 and iPR111 models is 0 8 C Allowable temperature variance on each side of the refrigerator setpoint Vvvvyv NOTE Hysteresis is factory preset and should not be changed unless directed by Helmer Technical Service 7 2 3 Delay on Start Up NOTE Default Delay on Start Up is two minutes Touch i C APPS i C Settings Enter the Settings password Touch Temperature Setpoints 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 A O ND 360127 D D 19 Helmer i Series Models 7 2 4 7 3 7 3 1 360127 D D Control Relay Probe Error Duty Cycle NOTE Default Duty Cycle of Control Relay During Probe Error is 50 1 Touch 1 2 APPS i C Settings 2 Enter the Settings password 3 Touch Temperature Setpoints 4 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 Temperature Calibration Temperature calibration 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 Temperature Calibration Details for each setting are displayed Temperature Contra Sensor Evaparato
78. helf load is 100 lbs 46 kg NOTE Before moving storage components protect stored items in refrigerator from extended exposure to adverse temperature Remove a drawer or basket 1 Pull drawer or basket out until it stops 2 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 front brackets upward to disengage standards 3 Remove slides from standards Install drawer slides 1 Insert slides into standard at appropriate height 2 front brackets downward to engage stand
79. igerator is placed properly Refer to the refrigerator operation manual Confirm the refrigerator is level and the door is aligned closing tightly and sealing correctly Contact Helmer Technical Service to correct issues as necessary 70 Helmer Horizon Series Models 16 Parts NOTE gt 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 m Schematic Label Description Part Number Label A 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 Chart paper 52 sheets 220366 B Horizon Series monitoring and control Refer to subsequent section s for system part numbers C Bezel all models except 111 With chart recorder 800072 1 Without chart recorder 800071 1 D Bezel 111 model With chart recorder 800056 1 Without chart recorder 800055 1 Caster swivel with brake 220467 360127 D D 71 Helmer Horizon Series Models 16 1 1 16 1 2 360127 D D Access Control Option Helmer Access Control features HB125 model shown Schematic Label Description Part Number Label A Magnetic lock 800138 1 AXb B Bezel all models except 111
80. iled with 1 2 crushed ice and 1 2 water 1 80z 250 mL glass of luke warm water Test the low alarm Identify setting for low alarm setpoint Remove upper monitor probe from bottle Immerse probe in glass filled with water and crushed ice mixture When low temperature alarm sounds note the temperature on the i C display Compare the temperature at which the alarm sounds to the low alarm setpoint If values do not match refer to Section 1 Item 9 Troubleshooting ah ON Test the high alarm 1 Identify setting for high alarm setpoint 2 Immerse upper monitor probe in glass of luke warm water 3 When high temperature alarm sounds note the temperature on the i C display 4 Compare the temperature at which the alarm sounds to the high alarm setpoint If values not match refer to Section Il Item 9 Troubleshooting Remove probe from warm water 6 Place upper monitor probe in probe bottle immersing it at least 2 50 mm 26 Helmer i Series Models 7 4 3 7 4 4 7 5 7 6 7 7 360127 D D Power Failure Alarm Test NOTE During a power failure the power failure alarm sounds and the battery provides power to the monitoring system and optional Access Control lock 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
81. mer Horizon Series Models 14 2 14 3 14 4 360127 D D 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 one year Test the battery 1 Switch the AC ON OFF switch OFF a Display should continue to display information and the No Battery alarm should activate b Ifthe display is blank replace battery 2 Switch AC ON OFF switch ON NOTE Use a battery which meets manufacturer s specifications Check Optional Access Control System Battery During an AC power failure the Access Control backup battery provides backup power to power the magnetic Access Control lock Test the Access Control backup battery to ensure it is working properly Check the battery 1 Ensure Access Control battery key switch is switched ON 2 Switch AC ON OFF switch OFF 3 Verify PoFF power failure message is displayed 4 Attempt to open the cabinet door Ifthe door remains locked the battery is functional gt Ifthe door does not remain locked replace the battery 4 Switch AC ON OFF switch ON Replace LED Lamps owitch 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 Connect the wires Using a screwdriver attach lamp strip to chamber wall Swi
82. monitor controller board controller board is is operating correctly Replace the board if faulty necessary Compressor starting gt Confirm the relay is operating correctly Replace relay is faulty the relay if necessary 360127 D D 67 Helmer 15 3 360127 D D Alarm Activation Problems Problem The refrigerator is in an alarm condition but the appropriate alarm is not audible or active The High Temperature alarm activates when the door is opened then clears shortly after the door is closed The refrigerator is connected to power but the AC Power Failure alarm is active Possible Cause Alarm system is faulty gt Temperature monitor controller board is faulty A component is Alarm buzzer is faulty gt Audible alarms have gt been muted faulty or internal connections are loose Alarm setpoint was gt changed Alarm key switch is gt switched OFF Connections for the monitor probe are loose Monitor probe is gt faulty Unit cooler fan continues to run while the door is open Probe bottle is empty High temperature alarm setpoint is set too low A component is faulty or internal connections are loose Outlet connection is gt faulty Power cord is faulty gt Temperature control transformer HB HLR HPR models is faulty Circuit breaker was tripped 230 V models component 15 faulty or internal connections
83. mperature Alarm Setpoint High Temperature Alarm Time Delay Low Temperature Alarm Setpoint Low Temperature Alarm Time Delay Power Failure Alarm Time Delay Probe Failure Alarm Time Delay Door Open Time Alarm Time Delay Compressor Temperature Alarm Setpoint Compressor Temperature Alarm Time Delay Chamber Setpoint Chamber Hysteresis Delay on Start Up i Series Models Restored Value i C APPS Temperature Alarm Test Temperature Graph Information Logs Download High 3 symbols 1234 On 9 On Not affected by restoring factory settings Serial number entered at factory MM DD Y YYY Not affected maintained in real time clock 12 hour Not affected maintained in real time clock Language previously selected during setup C 5 minutes 5 5 C minutes 1 5 C iB models 2 0 C iLR and iPR models minutes 1 minute minutes 3 minutes 50 0 C minutes 4 0 C 1 5 C iB111 0 8 C iLR111 iPR111 1 0 C iLR120 iLR125 iPR120 iPR125 2 minutes Includes laboratory iLR and pharmacy models originally set at 2 0 23 Helmer 7 3 5 7 3 6 360127 D D i Series Models Additional Factory Default Settings for Laboratory and Pharmacy Models Setting Restored Value Control Relay Probe Failure Duty Cycle 50 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
84. mperature alarm event Compare this to the alarm setpoint If values do not match refer to Section Il Item 9 Troubleshooting 25 Helmer i Series amp Models 7 4 2 360127 D D 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 Section Il Item 9 Troubleshooting Cancel the test 1 Touch Home i C APPS Temperature Alarm Test 2 Touch Cancel Test NOTE When cancelling 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 NOTICE gt Perform the low alarm test before the high alarm test to control the temperature more closely and complete the testing more quickly gt Before testing alarms protect items the unit from extended exposure to adverse temperature Temperature probes are fragile handle with care Obtain 1 glass f
85. nstall and connect the battery to provide monitoring system with backup power in the event of AC power failure Switch the Access Control backup battery ON to provide the optional Access Control system with backup power in the event of an AC power failure 51 Helmer Horizon Series Models 12 2 External Monitoring Devices The remote alarm interface is a relay switch with three 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 N CAUTION gt The interface on the remote alarm monitoring system is intended for connection to 12 2 1 12 3 360127 D D the end user s central alarm system s that uses normally open or normally closed dry contacts gt If an external power supply exceeding 33 V RMS 70 V is connected to the remote alarm monitoring system s circuit the remote alarm will not function properly may be damaged or may result in injury to the user The terminals on the remote alarm interface have the following maximum load capacity gt 0 5Aat 125 V AC 1A at 250 V DC Connect to Remote Alarm Interface 1 Switch AC ON OFF switch OFF Disconnect the battery 2 electrical box locate the remote alarm terminals 3 Connec
86. perature is 5 2 3 Current Control Offset is 0 3 4 Subtract 5 2 4 0 1 2 difference between average temperature and setpoint 5 Add 0 3 1 2 1 5 new Control Offset value 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 Offset spin box Raise the offset value to lower chamber temperature lower the offset value to raise chamber temperature 5 ouch Home to return to home screen 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 22 Helmer Setting Home Screen Application Icons Display Brightness Password for Settings screen Sounds Alarm Volume Alarm Tone Temperature Calibration Values Unit ID Date Format Day Month Year Time Format Minute Hour AM PM Language Temperature Units Password Protection for Settings screen Temperature Graph Screensaver Access Control optional as Home Page Light Off Delay on off Light Off Delay High Te
87. r Test the low alarm 1 Identify setting for low alarm setpoint 2 Remove monitor probe from bottle 3 Immerse probe in glass filled with water and crushed ice mixture 4 When low temperature alarm sounds note the temperature on the LED display Test the high alarm Identify setting for high alarm setpoint Immerse probe in glass of luke warm water When high temperature alarm sounds note the temperature on the LED display Remove probe from warm water Place monitor probe in probe bottle immersing it at least 2 50 mm ah WON Power Failure Alarm 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 PoF F 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 Door Open Alarm gt Factory set to three minutes gt Value can not be changed Test the alarm 1 Openrefrigerator door and note the time 2 After three 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 60 Helmer Horizon Series Models 14 14 1 360127 D D Maintenance NOTE Refer to the operation manual for the preventive maintenance schedule Before performing maintenance protect
88. r Defrost Lower Temperature Compressor Probe 80 0 C FED Temperature Calibration screen NOTE Ifthe 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 Calibrate Monitor Probes Verify monitor probes are reading chamber temperature correctly by comparing monitor probe readings to the temperature measured by a calibrated reference thermometer If monitor probes are not reading correctly change the value displayed on the monitor NOTE Ensure product simulation bottle is full of solution gt Probes in the bottles are connected to the monitoring system and sense chamber temperature These probes activate the temperature alarms but do not affect refrigerator setpoint gt Default setting for monitor probes is 4 0 C Value is factory preset 20 Helmer i Series Models 7 3 2 360127 D D Obtain Calibrated reference thermometer independent and traceable per national standards or wire ties to attach thermometer to monitor probe Calib
89. r Heater V E um uU Co MAIN POWER Control Side Door C Oro Left Control Side Door SWITCH Heater Heater 23 23 11 Right Control Side Door Heater Right Control Side Door Heater 12 CONDENSATE EVAPORATOR CO 12 CONDENSATE EVAPORATOR B T CIRCUIT Pass Thru BREAKER TERMINAL TERMINAL Control Side STRIP STRIP HJ Heater Left Door Option GROUND TERMINAL Heater 314 5 e 7 8S 9 10 Option j V 322288 88 POWER CORD 57 BB 989 3484 838 D G1 MEET A 5 MAIN POWER 115V 60 Hz B 230 50 Hz 230V 60 Hz END OF MANUAL 360127 D D 87 HELMER SCIENTIFIC 14400 Bergen Boulevard Noblesville IN 46060 USA PH 1 317 773 9073 FAX 1 317 773 9082 www helmerinc com 5
90. r grill using a soft brush and a vacuum cleaner 29 Helmer i Series Models 8 5 2 8 5 3 8 5 4 8 5 5 8 5 6 360127 D D 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 Clean and Refill Probe Bottles 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 disinfectant approved by your organization may be substituted 4 120 mL of product simulation solution per bottle 10 1 ratio 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 of WN i C e Touchscreen Clean touchscreen with a soft dry cotton cloth 30 Helmer i Series Models 8 6 8 6 1 8 6 2 3601
91. r 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 FP 360127 D D 63 Helmer Horizon Series Models 14 6 14 6 1 360127 D D 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 Label Description A Unit cooler cover B Drain port 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 back of the camber peel putty back to expose drain hose N CAUTION The condensate evaporator and water evaporation tray are hot 4 Remove drain hose from unit cooler drain port B a 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 through rear of chamber 6 Remove the unit cooler cover a Hold unit cooler cover in place to prevent it from dropping b Use th
92. ranty 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 FORAPARTICULAR PURPOSE NO WARRANTIES OF MERCHANTABILITY OR FITNESS FOR PARTICULAR PURPOSE SHALL APPLY THE LIABILITY IF ANY OF HELMER FOR DIRECT DAMAGES WHETHER ARISING FROMA 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
93. rate upper monitor probe 1 Remove upper monitor probe from the probe bottle 2 Unscrew the cap from the bottle 3 Attach the thermometer to the monitor 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 5 Observe and note the thermometer temperature 6 Touch i C APPS Settings Temperature Calibration 7 louch 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 8 Remove thermometer from probe 9 Replace bottle cap ensuring a tight fit 10 Place probe in bottle immersing at least 2 50 mm Calibrate lower monitor probe 1 Remove probe from the lower probe bottle 2 Unscrew the cap from the bottle 3 Attach the thermometer to the monitor 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 5 Observe and note the thermometer temperature 6 Touch i C APPS Settings Temperature Calibration 7 Touch or the Lower 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 8 Remove thermometer from probe 9 Replace bottle cap ensuring a tight fit 10 Place probe in bottle immersing at lea
94. rface 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 CAUTION gt The interface on the remote alarm monitoring system is intended for connection to the end central alarm system s that uses normally open or normally closed dry contacts If an external power supply exceeding 33 V RMS or 70 V is connected to the remote alarm monitoring system s circuit the remote alarm will not function properly may be damaged or may result in injury to the user The terminals on the remote alarm interface have the following maximum load capacity gt 0 5Aat 125 V AC 1A 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 aon rh WN Move Drawers Shelves and Baskets Storage features 15 Helmer i Series amp Models N CAUTION gt Before moving drawers ensure they are completely empty for safe lifting 6 4 6 5 360127 D D gt Maximum basket drawer or s
95. ries Models 13 5 13 5 1 13 5 2 13 6 13 6 1 360127 D D Temperature Alarm Setpoints Temperature alarm setpoints specify the temperature at which an alarm activates High Temperature Alarm Change the alarm setpoint Press and hold the Up and Down Arrows simultaneously for 3 seconds to enter program mode The LED Display will show C or F to indicate Celsius or Fahrenheit Press SEL until HIGH TEMP and MONITOR lamps flash Hold SET then press Up or Down Arrow to change the setpoint Release SET button The new setting is saved Press and hold Up and Down Arrows simultaneously for 3 seconds to exit program mode WN Low Temperature Alarm Change the alarm setpoint Press and hold the Up and Down Arrows simultaneously for 3 seconds to enter program mode The LED Display will show C or F to indicate Celsius or Fahrenheit Press SEL until LOW TEMP and MONITOR lamps flash Hold SET then press Up or Down Arrow to change the setpoint Release SET button The new setting is saved Press and hold Up and Down Arrows simultaneously for 3 seconds to exit program mode hr WN Temperature Calibration Offsets Temperature calibration offsets indicate an acceptable margin of error between the actual temperature value and the desired temperature value Monitor Offset Value is factory set using a calibrated reference thermometer NOTE gt probe in the bottle is connected to the monitoring
96. ription 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 assembly 115 V G includes condensate evaporator tray and 111 model 400791 1 cover 120 125 245 256 models 400790 1 230 V 111 model 400791 2 120 125 245 256 models 800030 1 serial numbers 2004286 and later Contact Helmer Technical Service for serial number 2004285 and earlier D alarm contacts LE 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 N CAUTION Do not remove the cover from the condensate evaporator tray 360127 D D 74 Helmer Horizon Series Models 16 3 1 Electrical Box Electrical box features HPR111 model shown N CAUTION Disconnect the refrigerator from AC power before opening the electrical box 2 Schematic Label Description Part Number Label A Alarm buzzer 120160 HE B Chart recorder transformer optional a Access Control power supply 800035 1 AXd optional D Defrost timer 115 V HF 111 model 800030 1 115 V and 230 V 120 125 245 and 256 models 120556 Temperature control transformer 115 V models 800086 1 HO 230 V models 800086 2 F Compressor relay 120426 m G 12 V cabinet lighting power supply 120624 H Power line
97. s Models 10 4 4 Door and Hinge 4 Helmer me J Door and hinge features iLR120 model shown Label Description Part Number B Door handle pad 320684 1 C Upper hinge assembly includes pin and Left hinge 400960 2 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 320763 1 Ground strap 120688 J Lower hinge bracket Right hinge 400377 1 Left hinge 400377 2 360127 D D 48 Helmer 11 11 1 360127 D D Schematics iPR Models 11 20 25 45 56 Cubic Feet MAIN POWER 115V 1090 60 Hz 230V 10 50 Hz 230V 410 60 Hz A POWER CORD B 2 CIRCUIT O BREAKERS 230V ONLY one C MAIN OO POWER SWITCH L2IN GND L1IN D RFI Filter L2 OUT L1 OUT O01 O2 Solid State Relay 1 interior Light Power Supply O4 i c3 Power PCBA O5 ics uta Ping EL O HOS H OOs HO FO E O i c3 118 Pin 2 L1 TERMINAL STRIP O 002 compressor Interior Light Power Supply Power PCBA Os 0 C OOs F
98. st 2 50 mm Control Sensor Offset The temperature controller senses unit cooler temperature through the control 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 control probe registers above the setpoint based on the hysteresis value 21 Helmer i Series Models 7 3 3 7 3 4 360127 D D Determine control sensor offset NOTICE gt Control Sensor Offset is factory preset and should not be changed Contact Helmer Technical Service for instructions regarding changing the Control Sensor Offset gt Upper monitor temperature must be verified and accurate prior to adjusting the Control Sensor Offset 1 View and record the Refrigerator Setpoint Reference Section Il 7 2 1 2 Allow the unit to run with calibrated monitor temperature for several compressor cycles and record the average monitor temperature 3 View and record the current Control Offset value Subtract the Refrigerator Setpoint from the average monitor temperature and record the difference 5 Add current Control Offset value to the recorded difference determined in the previous step to establish the new Control Offset value EXAMPLE 1 Refrigerator Setpoint is 4 0 2 Average monitor tem
99. t Helmer Technical Service Check the continuity of the probe wiring and connections Secure the connections if necessary Confirm the probe is providing resistance in the range of 86 O to 110 O Replace the probe if necessary 33 Helmer 9 2 360127 D D Chamber Temperature Problems Problem Possible Cause The chamber Monitor probe s is not gt temperature displayed calibrated is higher or lower Connections for the than the actual monitor probe are temperature loose Monitor probe wiring is an open circuit Probe bottles are empty or the amount of solution is too low Compressor starting relay is faulty Temperature monitor controller board is faulty The chamber temperature does not stabilize at the refrigerator setpoint Unit cooler fan is not running Compressor motor has seized Control probe is out of calibration Control probe is faulty gt A component is faulty or internal connections are loose Refrigerant level is too low Air circulation at the top of the chamber is not adequate Ambient air temperature around the refrigerator is too high Condenser grill is dirty i Series Models Action Check the chamber temperature calibration Change the calibration if necessary Test the probe connections Secure the connections if necessary Check the continuity of the probe wiring Replace the probe if necessary
100. t remote alarm wires to appropriate terminals according to requirements for your alarm system 4 Use a cable tie to relieve strain on alarm wires as necessary owitch AC ON OFF switch ON Reconnect the battery 6 Press the Mute button to disable the high temperature alarm while refrigerator reaches operating temperature Move Drawers Shelves and Baskets Storage features 52 Helmer Horizon Series Models N CAUTION gt Before moving drawers ensure they are completely empty for safe lifting 12 4 360127 D D gt Maximum basket drawer or shelf load is 100 lbs 46 kg NOTE Before moving storage components protect stored items in refrigerator from extended exposure to adverse temperature Remove a drawer or basket 1 Pull drawer or basket out until it stops 2 Tilt the front of the drawer or basket upward 3 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
101. tch AC ON OFF switch ON Reconnect the battery Press the Mute button to disable the high temperature alarm while refrigerator reaches operating temperature CON OO OR WN 62 Horizon Series Models 14 5 Clean the Refrigerator 14 5 1 Condenser Grill N CAUTION Disconnect refrigerator from AC power when cleaning condenser grill 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 14 5 2 Exterior Clean glass surfaces with soft cotton cloth and glass cleaner Clean exterior surfaces with soft cotton cloth and non abrasive liquid cleaner N CAUTION The condensate evaporator and water evaporation tray are hot 14 5 3 Interior Clean painted surfaces with mild detergent Clean stainless steel surfaces with a general purpose laboratory cleaner suitable for stainless steel 14 5 4 Door Gaskets Clean with soft cloth and mild soap and water solution 14 5 5 Clean and Refill Probe Bottle 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 disinfectant approved by your organization may be substituted 4 120 mL of product simulation solution per bottle gt 10 1 ratio of wate
102. tch if necessary Compressor motor gt Replace the compressor has seized Control probe is out of gt Confirm the probe is providing accurate calibration temperature readings Control probe is faulty Confirm the probe is providing resistance in the range of 98 O to 110 O Replace the probe if necessary Refrigerant level is too Check the refrigeration lines for leaks and repair them if necessary Check the refrigerant level Recharge the refrigerant if necessary Probe bottle is empty gt Refill the probe bottle Condenser grill is gt Check the condenser grill Clean the grill if dirty necessary Air circulation at the Check if there are any items that may obstruct air top of the chamber is flow and remove them if necessary not adequate Ambient air Confirm the refrigerator is placed appropriately temperature around the refrigerator is too high A component is Contact Helmer Technical Service faulty or internal connections are loose The compressor runs Refrigerator setpoint Confirm the setpoint is set within the operating continuously is set too low range and change it if necessary Control probe is out of Confirm the probe is providing accurate calibration temperature readings 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 Confirm the temperature
103. the chamber temperature 7 2 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 Scroll down and touch Temperature Setpoints Temperature Contro Sensor Probe 4 02 Hysbeness gt im Coctre Relay Cy Temperature Controller Programs screen 360127 D D 18 Helmer i Series Models Setting Initial Factory Value Refrigerator Setpoint 4 0 C Hysteresis Setpoint 2 0 C iB111 0 8 C iLR111 and iPR111 1 0 C iLR120 iLR125 iPR120 iPR125 1 5 C 245 256 Delay on Start Up 2 minutes Duty Cycle of Control Relay during Probe Failure 5090 7 2 1 Refrigerator Temperature Setpoint Change the setpoint if gt Your organization requires a chamber temperature other than 4 0 C 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 Touchi C APPS i C Settings 2 Enter the Settings password 3 Touch Temperature Setpoints 4 Touch or on the Temperature Setpoint spin box gt The setpoint is the temperature at which the refrigerator operates 7 2 2 Hysteresis Setpoint Default setpoint for 120 and 125 models is 1 0 C Default setpoint for 245 and 256 models is 1 5 C Default setpoint
104. the hinges Confirm the hinge cam is not damaged Replace the cam if necessary Check the current setpoints for the temperature alarms Change the setpoints if necessary Check the level of product simulation solution in the bottle Refill the bottle if necessary Confirm the monitor probe is reading correctly Calibrate the probe if necessary Reset the monitoring system Contact Helmer Technical Service Action 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 Contact Helmer Technical Service 66 Helmer Horizon Series Models Problem Possible Cause Action The chamber Monitor control board Confirm the temperature controller or monitor temperature does is faulty control board is operating correctly Replace it if not stabilize at the necessary refrigerator setpoint Compressor starting Confirm the relay is operating correctly Replace relay is faulty the relay if necessary Temperature monitor Confirm the temperature monitor controller board controller board is is operating correctly Replace the board if faulty necessary Condensing unit fan is Check the condensing unit fan connections not running Replace the fan motor if necessary Unit cooler fan is not Check the voltage to the fan when door switch is running activated Replace the fan motor or door swi
105. ues as necessary Confirm the connection is secure Tighten the connection if necessary Replace parts with those included in the control board kit or replace the monitor control board Confirm the drain tube is free of debris Remove debris if necessary Confirm the refrigerator is level and the doors are aligned closing tightly and sealing correctly Correct issues as necessary Confirm the refrigerator is placed properly Refer to the refrigerator operation manual Confirm the refrigerator is level and the door is aligned closing tightly and sealing correctly Contact Helmer Technical Service to correct issues as necessary 39 Helmer 10 Parts NOTE 10 1 Front i Series Models gt 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 Left iB120 refrigerator Center iB111 refrigerator Top right Chart recorder and door except 111 model Bottom right 111 model chart recorder and door Label A E F G H 360127 D D Schematic Description Part Number Label 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 i C monitoring and control system Refer to subsequent section s for part num

Gen 3 Refrigerator Service Manual - Helmer Scientific

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