Home

Undercounter Refrigerator Service Manual

Contents

1. R 1 9 DEFROST SNUBBER 12V DC 12VAC HEATER CIRCUIT 29 HO TEMP CONTROL KFMR ALARM KEY o COM EXTERIOR SWITCH 9 NC ALARM WHITE HACONTROL MONITOR BOARD No CONTACTS HB TEMPERATURE E UNIT COOLER BEE YELLOW FAN CONTROL S DEFROST HEATER RTD1 LIMIT THERMOSTAT D 8 a MONITOR E RTD2 d HC CHAMBER PROBE E Se M EY DOOR SWITCH HL O HH MONITOR INTERFACE BATTERY HF DEFROST CABLE BACKUP L CONTROL COMPRESSOR F EP N 3 E FTN N HI Door Lock DI EE SPLAY BOARD 4 Solenoid NN Option CA L NX TIMER HM X L SN TIMER 6 Door Access Keypad RELEASE Option J COMPRESSOR RELAY ooo ZOZ 0 Lh a K CONDENSING UNIT FAN MOTOR
2. a EECHER EEN l iQ Bezel Mount d ett Components d i 1 o xs ponens iPF and iLF l i l 105 models i l Page 2 of 2 HELMER INC Ca NOD EDS ECHOS NONE 400937 1 l l Speaker l I H i iM i i C3 Display PCBA SD Memory Card i C3 Display PC i C3 LCD w Touch Screen ET i SERIAL NUMBER USB Port I l l I I f l I i l i I l l i I l i O V ER NEN EE 4 iH iG iF Power Cable O 5 HELMER INC 400956 1 O Eth t Port i USB Data Cable eee oT eno AC in 9 oo Tm N L2 M V oo V oo L1 LV Batte V RS23 EES Option B O O I bd WR Rol SS iE H B a USB Port vo lt a iD CH Q Eeer be CS B i C3 Power PCBA ee USB Port 3 RWG BSS ib c 4 Ge eut SLA Charging ip o O ERC PR u 5 i trol PCBA Se 8 USB Port 4 i C3 Control PC Jsa 8 SH Sr iC 5 iT s Battery Switch Q MICRO JTAG 8 E in jie N Chamber Temp Probe ane K 12V H 5 T En Water Bottle Probe iB MONITOR Qe vi E A BATTERY E SE D ds BACKUP flom ve HELMER INI E iL DIN3 c A00936 1 SERIAL NUMBER E om qe 21 Evap Defrost Control Probe g JDINI ic ret iL al N Door Lock GT em Discharge Probe Solenoid e us somon Option cow G9 ds i J19 x d 4 NC G Sr UNE e NO C9 py ex E P 5 ogg ooo O EXTERIOR 5 j ALARM E CO
3. 73 13943 tere caa a omic ton EE Ad oOo roe oe aoe WI ed ace re GS oe oe em aa ZA 13 9 TeSl le E EE hoe d did we EE EE dE EE E eg ZA 13 5 4 Chamber Temperature Alarm 0 0 eee ee eee fo 13 5 2 PowerFailureAlarm 15 135 3 Door Open Alar IAA TTL TORO ILU Owes ne II nee shee en nee ees 75 14 Malntelali6 B ENEE 75 14 1 Recharge Refrigerant 76 14 2 Check Monitoring System Battery 76 360142 D A t gt Helmer 14 3 Clean the FIeCeZen WA IAA KUIA hee Bae ai ERE AA bold eee beeen 76 14 3 1 Condenser iii eiai BA AS AAA oom e des 77 14 3 2 Evienor ee ee ee ee eee eee 77 12 028 MONO ia AA WA AA Bee ep eon AA Aa ne AA AA T 14 4 Unit Cooler Cover Removal and Installation 77 14 4 1 Remove the Unit Cooler Cover 78 14 4 2 Install the Unit Cooler Cover 79 14 5 Access Control Cartridge Removal and Installation 79 14 5 1 Calinldde ne ii oan tenes sanec Gen ous a bee fe III 26 ered we 79 14 5 2 Cartridge Installation 80 14 6 Supplies EE 81 15 Tro
4. 29 7 3 4 Factory Default Settings 29 7 3 5 Restore Factory Default Settings 30 7 3 6 Change Factory Settings 30 74 TestAlarms mananannnnnnnn nana nan anna 30 7 4 1 Automatic Chamber Temperature Alarm Test 31 7 4 2 Manual Chamber Alarm Test 32 7 4 3 Power Failure Alarm Test 32 7 4 4 Door Open Alarm Test 32 7 5 Upgrade SystemFirmware 32 7 6 Calibrate the Touchscreen 39 7 7 View Manufacturer and Product Information 33 8 Mamtenance eere rh hh hh hh hh hn 33 8 1 Recharge Refrigerant 33 8 2 Check Monitoring System Battery 34 8 3 CleantheFreezer nnnnn 34 8 3 1 Condenser Grill 34 Oe le IIIA
5. Qo 1 GROUND Terminal 4 Q 1 U C GROUND Qo 1 C O MAIN ox 2 Defrost Control N 2 U C N Oe 2 POWER OO 3 EXTERNAL DRAIN FAN DEFROST CONTROL 4 OO QN S OO 3 EXTERNAL DRAIN FAN SWITCH O SR B O 4 DEFROST CONTROL EAN DELAY RELAY OG do E O 4 DEFROST CONTROL a O SE 3 O B O Es B E Qo 5 12V DC POWER SUPPLY DEFROST CONTROL x C 95 u c x i 99 5 12V DC POWER SUPPLY CIRCUIT d O BREAKERS 2 e 6 TEMP CONTROL KFMR TS ere E DRAINIUINE HEATER E E 6 TEMP CONTROL XFMR ONIS b 99 1 L2 NEUTRAL 8 7 DRAIN LINE HEATER S Qo LI COMERESSOR O 5 one 8 DRAIN LINE HEATER L1 9 C C38 MULLION HEATER S Se 8 DRAIN LINE HEATER OQ 9 MULLION HEATER TUTO OO S HRAURUON ESTER SEO 9 MULLION HEATER L1 OUT GND L2 OUT O O O TeL L2 NEUTRAL 3 O10 DRAIN FAN L2 NEUTRAL rm D O Power Entry Q om DRAIN FAN L1 3 C Cal DRAIN FAN L1 C RFI Filter O 12 E OO GROUND Terminal 2 C 012 DRAIN FAN GROUND OO LAIN L2 IN INTERMEDIATE TERMINAL STRIP u MULLION HEATER Q EXTERNAL DRAIN FAN GROUND TERMINAL A 11 3 12 3 1I 2 3 4151 e 7180 9 POWER CORD Q WWV e FE Horizon Series F H orizon oeries Freezer 232 MAIN POWER BMS 115V 410 60 Hz HPF and HLF y PRAIN LINE go 230V 10 50 Hz HEATER 25 230V 10 60 Hz 105 models 8 SAW V END OF MANUAL 360142 D A 97 HELMER SCIENTIFIC 14395 Bergen Boulevard Noblesville IN 46060 USA Phone 1 317 773 9073 Fax 1 317 773 9
6. Ka Helmer General Information 3 3 1 3 2 3 2 1 360142 D A Configuration Model and Input Power NOTE Service information varies depending on the model and power reguirements This information appears on the product specification label located on the rear of the freezer The model also appears on a label located in the chamber on the upper side of the right wall ILF105 A pulis gt Helmer 14400 B Boul d 2000000 2000000 kali Noblesville IN USA Version D www helmerinc com Version D Laboratory Freezer Voltage 115 V Weight 197 Ib 89kg HZ 60 www helmerinc com Amps 575A Power 0 64 kW Or C Certified Refrigerant Type 404A UL 61010 1 CSA 61010 1 Made in USA Model REF Serial number SN Version Power reguirements Control System NOTE Service information varies depending on the control system Helmer freezers have one of two control systems installed The type of control system varies by model i C e Control System i Series freezers are equipped with the i C monitoring and control system The i C system combines temperature control and monitoring into a single interface Home 2 00 pm al 833297 01 01 2010 a F Helmer General Information 3 2 2 Horizon Series Control System Horizon Series freezers feature the Horizon combined monitor and temperature controller The Horizon Series system controls chamber temperature and monitors and displays operational information 3 3
7. Condenser alarm gt setpoint is too low Refrigerant level is too gt low Clean hinges if debris is present Confirm door is aligned Confirm hinge spring and or pin are not damaged Replace hinge lower only 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 Replace parts with those included in the control board kit or replace the monitor control board Contact Helmer Technical Service Check the current setpoint for the Door Ajar alarm Change the setpoint if necessary Confirm the circuit board and line connections are functioning correctly Replace parts with those included in the control board kit or replace the monitor control board Contact Helmer Technical Service Check the condenser grill Clean if necessary Confirm freezer location meets requirements Confirm the alarm setpoint is set at the expected or correct value Check refrigeration lines for leaks and repair if necessary Check the refrigerant level Recharge refrigerant if necessary 44 Helmer 360142 D A Problem The condenser alarm is active An alarm activated but the temperature recorded at activation does not match the alarm setpoint The No Battery alarm is activating sporadically i Series Models Possible Cause Action Refrigerant level is too g
8. 7 Remove probe from product simulation solution 8 Place temperature probe in probe bottle immersing it at least 2 50 mm 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 and PoFF 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 3 minutes gt Value can not be changed Test the alarm 1 Open freezer door and note the time 2 After 3 minutes audible alarm will activate and DOOR ALARM lamp will flash 3 Close freezer door Audible door open alarm will cease and DOOR ALARM lamp will stop flashing Maintenance NOTE Refer to the operation manual for the preventive maintenance schedule Before performing maintenance protect items in freezer from extended exposure to adverse temperature gt Allow freezer temperature to stabilize at setpoint after performing serivce or after extended door opening vv 75 Ke Helmer Horizon Series Models 14 1 14 2 14 3 360142 D A Recharge Refrigerant N CAUTION gt Review all safety instructions prior to recharging refrigerant Refer to chapter 2 Safety gt Maintenance should only be performed by trained refrigeration technicians NOTE Use only non CFC R 4044 refriger
9. Helmer E N TI Undercounter Freezer Service Manual i Series and Horizon Series Helmer Model Group i Series Horizon Series Plasma Storage iPF105 Version D HPF105 Version D Laboratory ILF 105 Version D HLF105 Version D HELMER SCIENTIFIC 14400 Bergen Boulevard Noblesville IN 46060 USA m C PH 1 317 773 9073 FAX 1 317 773 9082 USA and Canada 800 743 5637 360142 D A ISO 13485 2003 CERTIFIED gt Helmer Document History Revision Date CO Supersession Revision Description A 11 DEC 2012 8187 n a Initial release Date submitted for Change Order review Actual release date may vary 360142 D A Helmer Contents Sectioni Generalinformation 6 T AboutthisManual nnasaaazananznnannzawa 6 1 1 MmtendedAudience suna 6 lee EEN err 1 5 IIIA AOV S GE EE ER RE Kai oan oe ee 6 1 3 Copynghtand Trademark EEN 6 SEN e EE E e AA AA AAA AIKA ER 6 WA DE el 6 22 PVOIOING MUV IA III cede Roy AA II AAA ade Reda III ee ae ee 6 3 Configuration 2 0c es 7 3 1 ModelandinputPower wanaamua 7 ee re E NEE 7 3 2 1 iC eoControlSystem nnanansnn 7 3 2 2 Horizon Series Control System 8 3 3 Temperature Pr
10. 6 5 360142 D A gt Maximum basket drawer or shelf load is 100 lbs 46 kg NOTE Before moving storage components protect stored items in freezer 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 3 Pulling shelf forward gently shelf should not disengage from rear brackets Move Slides and Brackets Remove Drawer Slides 1 Using a screwdriver remove front bracket retainers 2 Tap front brackets upward to disengage standards 3 Remove slides from standards Install Drawer Slides 1 Insert slides into standard at appropriate height 2 Tap front brackets downward to engage standards 3 Using a screwdriver install front bracket retainers Remove Shelf Brackets 1 Using a screwdriver remove front bracket retain
11. brake O Condenser fan motor 360142 D A 50 Helmer i Series Models 10 3 Electrical Tray AN 10 3 1 360142 D A Kick plate removed Pull out electrical components tray open CAUTION Disconnect the refrigerator from AC power before accessing the electrical tray Electrical Tray Components A B C Electrical tray features Pe Schematic Label Description Part Number Label A Power supply board 800035 1 51 Ke Helmer i Series Models 10 4 360142 D A Schematic Label Description Part Number Label B Compressor relay 115 V 120426 L 230 V 50 Hz 120669 230 V 60 Hz 120671 C i C control board 800034 1 IA Not Power line filter 115 V 120299 B shown 230 V 120677 Not Compressor power line filter 120706 V shown 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 Interior romm U O U F Storage features TT Schematic Label Description Part Number Label A Door Powder coated 800063 1 E Stainless steel 800063 2 Not Access Control cartridge assembly Right hinged door 400959 1 shown optional Left hinged door 400959 2 B Mullion heater behind strike plates 115 V 800081 1 U 230 V 800106 1 Drawer blood bank model 400854 3 Roll out basket optional 400890 3 Standard for shelf drawer or roll out basket 321173 1 Chamber tem
12. 39 Helmer i Series Models 9 Troubleshooting N CAUTION Review all safety instructions prior to troubleshooting Refer to chapter 2 Safety 9 1 General Operation Problems Problem Possible Cause Action A drawer or basket Debris in the drawer gt Pull the drawer or basket out and confirm the does not slide easily slides Drawer or basket slides are not lubricated Ice buildup in the drawer slides Drawer or basket is misaligned or not level A drawer or basket p slide is faulty The door does not Debris in the hinges open easily Hinge is faulty Door hinges are not lubricated Lower hinge spring and or pin may be bent or faulty The monitor display is Screen brightness is hard to read set too low The alarm monitor is Digital electronics are not responding locked because of an interruption in power Probe Failure is Defrost probe or displayed on the temperature probe monitor wiring is an open circuit 360142 D A slides are free of debris Clean if necessary Using a multi purpose grease lubricate the bearings in the slides Pull the drawer or basket out and confirm the slides are free of ice De ice if necessary Confirm both slides for the drawer or basket are mounted at the same height Confirm the slide is operating correctly Replace if necessary Confirm the hinges are free of debris Clean the hinges if necessary Confirm the hinge
13. 400959 1 Right hinged door 400959 2 C Door handle with keyed lock lock Left hinged door 800021 1 functions as manual override Right hinged door 800021 1 D Screw E E Access control keypad 800007 1 HM 360142 D A 88 Les Helmer Horizon Series Models 16 1 2 Control System Display Parts HIGH TEMP CONTROL LOW TEMP SEL MONITOR DOOR ALARM Top Display with touchpad Bottom Display board Label Description Part Number ze A Touchpad display board assembly 400838 1 HI Not Interface cable Without Access Control HL shown 800032 1 NOTE The display board is sensitive to static electricity and can be damaged by electrostatic discharge Use proper ESD precautions when handling the board 16 1 3 Control and Monitoring Schematic Label Description Part Number Label A Horizon Series monitoring and control system NN B Temperature chart recorder standard on plasma 500613 1 freezer model optional on laboratory model C Chart paper 52 sheets 220419 Not Chart recorder backup battery 120218 shown 360142 D A 89 Les Helmer Horizon Series Models 16 2 Rear A B G G D H E F J Rear features Label Description Part Number Schematic Label A Nut flanges for brace bars used in stacking undercounter units B Rea as C Drain line fan 115 V 400909 1 Q 230 V 400909 2 Drain line heater 115 V 120590 T 230 V 120485 Drain line assembly 400910 1 E F
14. A Obtain gt Independent thermometer calibrated and traceable per national standards gt Tape to attach thermometer to temperature probe Measure the chamber temperature 1 Remove probes from probe bottle 2 Unscrew cap from bottle 3 Tape independent thermometer to temperature probe and place in bottle Probe and thermometer should be immersed at least 2 50 mm Close door and allow chamber temperature to stabilize for 10 minutes Observe independent thermometer temperature for 10 minutes and determine temperature range From the range calculate the average temperature Remove thermometer and probe from bottle and remove tape Replace bottle cap ensuring a tight fit Place probes in bottle immersing at least 2 50 mm 10 Determine the change in value to reach desired setpoint O ON On Om P EKAMPLE gt Current setpoint is 30 0 C gt Average temperature is 25 0 C gt Offset adjustment value is 5 0 C Enter the new offset value 1 Hold Up Arrow and Down Arrow for 3 seconds MONITOR lamp will flash to indicate entry into program mode 2 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 3 Hold SET then press Up Arrow or Down Arrow to change the setpoint Release SET button 5 Hold Up Arrow and Down Arrow for 3 seconds CONTROL lamp stops flashing to indica
15. Control cable Label Description A Outer door frame Power cable gray Communication cable black Cable exit corner of door Additional cable slack Access Control cable optional nm ocioiu 360142 D A 19 Helmer i Series Models 1 Laythe door assembly face down on a solid work surface 2 Remove remaining screws from both sides of the door assembly 3 Lift the inner door frame out of the outer door frame and set aside A J hook tool may be used along the bottom edge of the door assembly to lift the inner frame Pull plug out 5 Pull the grommet out of the hole in the door Slide the braided sleeve out of the slot Slide sleeve out of slot Pull grommet out 6 Re route the power cable and communication cables a Route cables inside the door along the opposite side of the door frame and out through the slot in the corner opposite from where the cables had previously exited the door Cables should follow the edge of the door frame as closely as possible Tape the cables to the door frame Excess slack in the cables should be outside of the door If the freezer is equipped with the Access Control option reverse the installation of the Access Control power cable and tape the cable to the door frame Use a hammer and center punch to open the knockout hole that the Access Control cable will run through D Oo E 360142 D A 20 iz Helmer i Series Models 6 8 3 360142 D A Left Original cable ro
16. D A Helmer WO Parts IIIA AAA AIKA ened 4 5G eee m 47 102 re MT so aces econ enone ae ea eae ceed ae ene was eae ee Bove eee eee enews so 47 10 1 1 Control System Display 47 10 1 2 Control and Monitoring 48 10 1 3 LowerPanel 48 10 1 4 Access Control Option 49 10 2 UWA III IAEA e ANANIA p e WA AA 49 10 0 Sn WA AA IA IA IAA OS Oe Oe oe ER ee EE 51 10 3 1 Electrical TrayComponents 51 PT EMI e EE 52 10 41 Unit Cooler EEN 53 10 5 SIGE ACCESS GEET 53 106 Doorand ANGA EE 54 11 Schematcs 0 cc ee 55 11 1 iPF and iLF Models 105 Configuration OD Section Ill Horizon Series Models 57 12 Product Configuration nnansansanzanzanzan 57 12 1 Install BatteryforBackupPOwWer sama of SUE SARI ER 58 12 2 2 Set Defrost Time 59 12 2 3 ScheduleaDefrostEvent 59 12 3 External Monitoring Devices 60 12 3 1 C
17. 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 five 5 years Horizon Series model compressor warranty period is three 3 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 warranty coverage Inspection of defective parts by Helmer will be final in determining warranty status Warranty procedures must be followed in all events Labor For a period of one 1 year Helmer will cover repair labor costs including travel and the cost of refr
18. LOW TEMP and MONITOR Low Temp alarm setpoint MONITOR only Monitor Offset CONTROL only Control Sensor Offset CONTROL only Control Hysteresis 71 Keis Helmer Horizon Series Models 13 3 1 13 3 2 13 4 360142 D A High Temperature Alarm gt Specifies the temperature at which the High Temperature Alarm activates gt Default setpoint is 20 0 C gt Setpoint can be changed from 40 0 C to 40 0 C Change the setpoint 1 Hold Up Arrow and Down Arrow for 3 seconds MONITOR lamp will flash to indicate entry into program mode Press SEL until HIGH TEMP and MONITOR lamps flash Hold SET then press Up Arrow or Down Arrow to change the setpoint Release SET button Hold Up Arrow and Down Arrow for 3 seconds MONITOR lamp stops flashing to indicate exit from program mode New settings are saved ok ON Low Temperature Alarm gt Specifies the temperature at which the Low Temperature Alarm activates gt Default setpoint is 40 0 C gt Setpoint can be changed from 40 0 C to 40 0 C Change the setpoint 1 Hold Up Arrow and Down Arrow for 3 seconds MONITOR lamp will flash to indicate entry into program mode Press SEL until LOW TEMP and MONITOR lamps flash Hold SET then press Up Arrow or Down Arrow to change the setpoint Release SET button Hold Up Arrow and Down Arrow for 3 seconds MONITOR lamp stops flashing to indicate exit from program mode New settings are saved ok ON Temperature Cal
19. Monitor control board gt is faulty Alarm buzzer is faulty gt A component is faulty or internal connections are loose Alarm system is faulty Audible alarms are muted The freezer meets an Monitor control board gt alarm condition but is faulty the appropriate alarm Alarm setpoint was is not active changed A component is faulty or internal connections are loose i Series Models Action Confirm the temperature controller or monitor control board is operating correctly Replace it if necessary 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 Check the refrigeration lines for leaks and repair them if necessary Check the refrigerant level Recharge the refrigerant if necessary Confirm the relay is operating correctly Replace the relay if necessary Check the condenser grill Clean it if necessary Check if there are any items that may obstruct air flow and remove them if necessary Confirm freezer location meets requirements Refer to the operation manual Contact Helmer Technical Service Action Confirm the circuit board and line connections are functioning correctly Replace parts with those included in the control board kit or replace the monitor control board Replace the alarm buzzer
20. Powrcmmeto G Rercver oa o H J Remote alarm contacts C E Power cable with connector North American models A 120 V 120630 230 V 120631 European models 230 V 120156 Chinese models 203 V 120547 Saudi Arabian models 230 V 120641 J Condensate evaporator tray ES K Compressor 115 V 800012 1 J 230 V 50 Hz 800104 1 230 V 60 Hz 800105 1 360142 D A 90 Ke Helmer Horizon Series Models Schematic Label Description Part Number Label L Condenser fan motor 115 V 120608 K 230 V 50 Hz 120660 230 V 60 Hz 120661 Not Cover for communication ports and remote alarm shown contacts 16 3 Electrical Tray Kick plate removed and pull out components tray open N CAUTION Disconnect the refrigerator from AC power before accessing the electrical tray 360142 D A 91 Helmer 16 3 1 Electrical Tray Components Horizon Series Models row IER P E d E iT A ws Electrical tray features Label Description Part Number EE A Compressor relay 115 V 120426 L 230 V 50 Hz 120669 230 V 60 Hz 120671 B Temperature control transformer 115 V 401097 1 HO 230 V 401098 1 800006 1 HA D Defrost timer 800015 1 HF E Alarm buzzer 120160 HE Not 12V DC power supply for Access Control 120505 HN shown optional Not Power line filter 115 V 120299 D shown 230 V 120677 NOTE The control board is sensitive to static electricity and can be damaged
21. SPECIAL DAMAGES INCLUDING WITHOUT LIMITATION DAMAGES RELATED TO LOST REVENUES OR PROFITS OR LOSS OF PRODUCTS This warranty does not cover damages caused in transit during installation by accident misuse fire flood or acts of God Further this warranty will not be valid if Helmer determines that the failure was caused by a lack of performing recommended equipment maintenance per Helmer manual or by using the product in a manner other than for its intended use Installation and calibration are not covered under this warranty agreement Outside of USA and Canada Consult your local distributor for warranty information 12 Helmer i Series Models Section Il i Series Models 6 1 360142 D A 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 The monitoring system will start on battery power alone If the freezer was previously not connected to AC power and the battery is switched on the monitoring system will begin running on battery power Battery life varies by manufacturer as well as voltage level remaining Providing full power is available and no battery related alarms are active backup power for the monitoring system is available for up to 20 hours the Low Battery alarm will activate after approximately 18 hours of battery use CAUTION gt Before installing or replacing batt
22. V 120659 F Defrost heater limit thermostat 800014 1 S Not Fan delay defrost termination thermostat 800085 1 HJ shown mJ 360142 D A 94 Les Helmer Horizon Series Models 16 5 Door and Hinge 8 zx ua Ls po cd pm sd Ld pom cd pem cd cm nodi 0 7 inihi AL 7 ML SS E 3 A Hinge hinge spring and pin assembly and door handle with key lock NOTE Spring tension is controlled at the point where the pin is stopped by the side plate C D Label Description Part Number A Hinge covered edge mount 220506 B C Hinge uncovered spring and pin assembly D E F Door key lock with key close up Not Door gasket magnetic shown Not Door lock replacement kit 220439 shown 360142 D A 95 Ke Helmer Horizon Series Models 16 6 Side Access Panel Undercounter freezers feature easy access for servicing removal and replacement of the compressor and condenser The compressor is accessible from the rear and the side Side access panel 360142 D A 96 i Helmer Horizon Series Models 17 Schematics 17 1 HPF and HLF Models 105 Configuration HN 12V DC POWER SUPPLY A Option F UNIT COOLER DEFROST THERMOSTAT BLACK D ol Q W a AUDIBLE HE ALARM JUNCTION BOK
23. door handle assembly aside With Access Control a Remove 3 screws holding the door handle assembly on the door b Separate the spade connectors for the Access Control lock c Set the door handle assembly aside Left Door handle assembly without Access Control Right Door handle assembly with Access Control 7 Remove door latch door catch Without Access Control a Remove 2 screws holding the door latch plates and spacer bar on the cabinet b Setthe latch plates and spacer bar aside With Access Control a Remove 2 screws holding the door catch on the cabinet b Setthe door catch aside Cabinet Cabinet Strike plate Door catch Remove 2 screws Remove 2 screws Left Door latch plates without Access Control option Right Door catch with Access Control option 8 With the door shut remove the cover plate from both hinges 9 Remove the spring assembly from the lower hinge a Use a J hook tool to engage the left most hole in the spring cap and rotate the spring cap from left to right and hold Remove the pin from the spring cap Allow the spring to relax Use a J hook tool to engage any hole in the spring cap compress spring downward Remove spring assembly from the lower hinge Set the spring assembly aside OO Oo 0 63 t gt Helmer NOTE Horizon Series Models gt A second person should assist by supporting the door while the hinges are removed gt The 2 screws holding the hinge on the
24. 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 switch if necessary Compressor motor gt Replace the compressor has seized Temperature control Confirm the probe is providing accurate probe is out of temperature readings calibration Temperature control Confirm the probe is providing resistance in the probe is faulty range of 98 O to 110 O Replace the probe if necessary Refrigerant level is too gt 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 freezer is placed appropriately temperature around the freezer is too high A component is gt Contact Helmer Technical Service faulty or internal connections are loose 360142 D A 84 Helmer 15 3 360142 D A Alarm Activation Problems Possible Cause Alarm system is faulty gt Monitor control board gt is faulty Alarm buzzer is faulty gt A component is Problem The freezer is in an alarm condition b
25. from left to right to separate it from the unit cooler drain port c Pivot the drain tube upward then remove it from the cabinet 8 Remove top drawer basket or shelf from the chamber 360142 D A 78 Helmer Horizon Series Models 9 Remove the unit cooler cover A a Hold unit cooler cover in place to prevent it from dropping b Use the socket wrench to remove 4 screws securing the unit cooler cover c Carefully lower unit cooler cover to avoid damage to the fan wiring 14 4 2 Install the Unit Cooler Cover 1 Verify unit cooler wiring is connected and routed correctly a Wiring should be routed above copper tube inside the unit cooler b Reconnect wires if they have separated 2 Attach unit cooler cover a Lift unit cooler cover into place b Front edge of the cover should be behind the unit cooler case c Use the socket wrench to install 4 screws to secure the unit cooler cover 3 Insert the drain tube through hole in the cabinet a Push drain tube upward at an angle toward the unit cooler drain port b Picot the drain tube downward then push the tube upward c Inthe chamber push the drain tube onto unit cooler drain port 4 Attach the drain tube to the fan tube 5 Insert the drain line heater in the drain tube a Insert the heater at an upward angle b The black heating element should no longer be visible 8 Reinstall top drawer basket or shelf if previously removed 9 Reattach the drain line heater wires to the cabinet 10 On t
26. home screen Calibrate Chamber Temperature Probe Verify temperature probe is reading chamber temperature correctly by comparing chamber probe reading to temperature read by an independent thermometer If chamber temperature probe is not reading correctly change the value displayed on the monitor NOTE gt Ifthe variance is within acceptable limits for your organization changing probe setting is optional gt Probe in the bottle is connected to the monitoring system and senses chamber temperature This probe do not affect freezer setpoint gt Default setting for chamber temperature probe is 30 0 C gt Value is factory preset gt Value can be changed from 50 0 C to 50 0 C Obtain gt Independent thermometer calibrated and traceable per national standards gt Tape to attach thermometer to temperature probe Calibrate probe 1 Remove probe from the probe bottle 2 Unscrew the cap from the bottle 3 ape the thermometer to the temperature probe and place them in the bottle The probe and thermometer should be immersed at least 2 50 mm 4 Close the door and allow the chamber temperature to stabilize for 10 minutes 28 Helmer 7 3 3 7 3 4 360142 D A i Series Models 5 Observe and note the thermometer temperature 6 Touch i C APPS Settings Temperature Calibration 7 Touch or on the Upper Temperature spin box to increase or decrease the value to match the measured value The message Ne
27. is equipped with the Access Control option a third cable will be included 360142 D A 64 Horizon Series Models Description Outer door frame Data cable gray Cable exit corner of door Additional cable slack 1 Lay the door assembly face down on a solid work surface Remove remaining screws from both sides of the door assembly 3 Lift the inner door frame out of the outer door frame and set aside A J hook tool may be used along the bottom edge of the door assembly to lift the inner frame Pull plug out 5 Pull the grommet out of the hole in the door Slide the data cable out of the slot 360142 D A 65 Ke Helmer Horizon Series Models 12 8 3 360142 D A Slide cable out of slot Pull grommet out 6 Re route the data cable a Route cable inside the door and out through the slot in the corner opposite from where the cable had previously exited the door Cable should follow the edge of the door frame as closely as possible Tape the cable to the door frame Excess slack in the cable should be outside of the door If the freezer is equipped with the Access Control option reverse the installation of the Access Control power cable and tape the cable to the door frame Use a hammer and center punch to open the knockout hole that the Access Control cable will run through D Oo E Leit Original cable routing right hinged door Right New cable routing left hinged door 7 Route the
28. load A When the calibration screen appears remove the flash memory device from the USB port 4 Follow the on screen instructions touching the crosshair icons as they appear on the screen NOTE For accurate calibration results and to avoid damage to the touchscreen touch the crosshairs with the eraser end of a pencil 5 After all crosshairs have been touched the i C will reboot and display the language screen NOTE gt For accurate calibration results and to avoid damage to the touchscreen touch the crosshairs with the eraser end of a pencil gt Ifthe 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 Maintenance NOTE Refer to the operation manual for the preventive maintenance schedule Before performing maintenance protect items in freezer from extended exposure to adverse temperature gt Allow freezer temperature to stabilize at setpoint after performing serivce or after extended door opening vv Recharge Refrigerant CAUTION gt Review all safety instructions prior to recharging refrigerant Refer to chapter 2 Safety gt Maintenance should only be performed by trained refrigeration technicians NOTE Use
29. looking evaporator in the unit through the fan grill with a flashlight If there is cooler is not working significant ice buildup inside or behind the unit cooler initiate a defrost cycle of the freezer 10 Parts NOTE gt Before replacing parts protect items in freezer from extended exposure to adverse temperature gt Allow freezer temperature to stabilize at setpoint after replacing parts or after extended door opening 10 1 Front 10 1 1 Control System Display Home 2 00 pm al 833297 ee A aper Lj Schematic Label Description Part Number Label A Interface cable 800010 1 IG C Display assembly includes touchscreen 800041 1 IQ display board interface cable speaker 360142 D A 47 Ke Helmer i Series Models NOTE gt The i C display assembly is sensitive to static electricity and can be damaged by electrostatic discharge Use proper ESD precautions when handling the display assembly gt Although the touchscreen and display board may be replaced independently of the i C display assembly Helmer recommends replacing the complete assembly 10 1 2 Control and Monitoring Schematic Label Description Part Number Label A i C monitoring and control system E B Temperature chart recorder standard on plasma 500613 1 freezer model optional on laboratory model C Chart paper 52 sheets 220419 Not Chart recorder backup battery 120218 shown 10 1 3 Lower Panel A BCD Lower pa
30. only non CFC R 404A refrigerant Full initial refrigerant charge varies by model and power requirements which can be found on the product specification label 33 iz Helmer i Series Models 8 2 8 3 8 3 1 8 3 2 360142 D A Power Model Requirements Initial Charge 105 model 11 0 oz 312 g 230 V 18 5 oz 524 g Obtain gt Refrigerant gt Calibrated pressure gauge 0 Ibs in to 220 Ibs in 0 kPa to 1520 kPa Add refrigerant 1 Attach pressure gauge to the fittings on the refrigeration lines 2 Monitor the low side suction pressure through a full compressor cycle 3 Measure the pressure at the end of the next cycle immediately before the compressor stops NOTE Pressure varies depending on ambient air temperature 4 Addrefrigerant Check the pressure on the high side and the low side gt Low side 5 lbs in to 7 Ibs in 34 kPa to 48 kPa gt High side 180 Ibs in to 220 Ibs in 1241 kPa to 1517 kPa 5 Remove pressure gauge 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 a Screen should continue to display information with reduced brightness b Battery icon will appear on the screen c If the display
31. spring or pin is not damaged Replace entire hinge lower hinge only if necessary Using a general purpose grease lubricate the pivots in the hinges Replace the entire lower hinge spring and pin assembly Change the screen brightness Reset the monitoring system 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 40 t gt Helmer 9 2 360142 D A Chamber Temperature Problems Problem Possible Cause The chamber temperature displayed is higher or lower than the actual temperature Chamber temperature gt probe is not calibrated Connections for the chamber temperature probe are loose Temperature probe wiring is an open circuit Probe bottle is empty or the amount of solution is too low Digital electronics are locked because of an interruption in power The chamber temperature meets an alarm condition but the appropriate temperature alarm is not active Temperature alarm setpoint was changed The compressor runs continuously Freezer setpoint is set gt too low Temperature monitor control board is faulty Compressor starting relay is faulty i Series Models Action Check the chamber temperature calibration Change the calibration if necessary Test the chamber probe connections Secure the connec
32. the handle Access Control cartridge aligned with corresponding holes in the handle 2 Insert upper screw through a Upper hole in handle b Door latch c Latch bushings d Cartridge body 3 Insert lower screw through a Lower hole in handle b Nylon spacer 80 Ke Helmer Horizon Series Models 14 6 360142 D A 4 Place the assembly against the door a Align the screw with the corresponding hole in the door b Hand thread the screw into the hole in the door Latch Nylon latch Upper screw bushing Me d Install middle ushing screw here Nylon spacer Install nylon spacer here Lower screw 5 Install the middle screw a Use needle nose pliers to hold the nylon spacer inside the door handle b Align nylon spacer with the middle hole in the handle c Insert a screw through the handle and the spacer d Hand thread screw into the door 6 Install the lower screw a Use needle nose pliers to hold the nylon spacer inside the door handle b Align nylon spacer with the lower hole in the handle c Insert a screw through the handle and the spacer d Hand thread screw into the door NOTE Ensure the wires will not be pinched between the handle and the door 7 Use a 10 spanner driver to tighten all 3 screws 8 Connect the electrical wires from the door to the wires from the cartridge gt Tuck the excess wiring into the door handle 9 Close freezer door 10 Switch AC ON OFF switch ON Reconnect the battery 11 Press the Mut
33. the latch plates and spacer bar on the opposite side of the cabinet If the freezer is equipped with the Access Control option install the catch on the cabinet 10 Install the hinge spring and pin assembly a Close the door b Assemble the hinge spring assembly for the left side of the door Figure A c Orient the bend in the coil toward the front of the freezer Figure B d Slide the internal hex cap with washer on to the upper hex bolt in the lower hinge Washer Internal 1 hex cap Spring ES Pin Spring cap G Bushing e Use a J hook tool in the spring cap to compress the spring upward Figure C While compressing the spring slide the spring cap over the lower hex bolt in the lower hinge Figure D f g Use a J hook tool to engage the right most hole in the spring cap and rotate the spring cap from right to left and hold h Count 4 holes starting from and including the spring cap hole closest to the end of the coil Insert the pin in the fourth hole 360142 D A 23 Ke Helmer i Series Models 6 9 360142 D A Rotate the spring using a J hook tool then insert pin left hinged door shown 11 Switch AC ON OFF switch ON Switch battery switch ON Close the lower front control panel 12 Touch Mute to disable the high temperature alarm while freezer reaches operating temperature 13 Verify the door is level and the hinges operate smoothly and the door seals tightly 14 On models equipped
34. 082 www helmerinc com es Helmer S C E N T F C
35. AAA wel eh ed be oe AA Od oe hed ow ed aa Wa 34 Goo MENO HA bMS Ghd eee eee Ae ee deae een a eda a babe beens d 35 8 3 4 DoorGaskets nnnnnnnnnn n 35 8 3 5 Clean and Refill Probe Bottle 35 03 0 LG JEE e ce RE e EE uu EE Eher E13 PESE qug adm diam d we CHE Br s 35 84 Defrost the Unit Cooler uanann 35 8 5 Unit Cooler Cover Removal and Installation 35 8 5 1 Remove the Unit Cooler Cover 36 8 5 2 Install the Unit Cooler Cover of 8 6 Access Control Cartridge Removal and Installation 37 8 6 1 CartrdgeRemoval 37 8 6 2 Carnidge Installation EE 38 Sl E ee 39 9 Troubleshooting 2 00 c ce es 40 9 1 General Operation Problems 40 9 2 Chamber Temperature Problems 41 9 3 Alarm Activation Problems 42 9 4 Testing Problems A aa dorso dede ge E de RE dr dopo d dox Dos one 35 gg o9 aea d eh e ee e 46 9 5 Condensation and Icing Problems 46 360142
36. C ON OFF switch OFF Power failure alarm will activate immediately 3 Switch AC ON OFF switch ON Power failure alarm will clear and audible alarm will cease 4 Change Power Failure time delay to the original setting Door Open Alarm Test 1 Change Door Open Time delay setting to 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 32 iz Helmer i Series Models 7 6 T T 8 1 360142 D A 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 freezer has been shipped from the factory the touchscreen must be recalibrated If the screen must be recalibrated contact Helmer Technical Service to obtain the calibration file Calibrate the screen 1 Insert the flash memory device with the calibration program into the USB port on the i C bezel The flash memory device can be inserted while any screen displayed on the i C 2 Wait 15 to 30 seconds for the calibration file to
37. Contact Helmer Technical Service Verify that audible alarms are not muted If time remaining is greater than 5 minutes change MUTE timer value to 5 minutes and wait until timer resets Replace parts with those included in the control board kit or replace the monitor control board Check the current setpoints for the alarms Contact Helmer Technical Service 42 Helmer 360142 D A Problem The High Temperature alarm activates when the door is opened then clears shortly after the door is closed The freezer is connected to power but the AC Power Failure alarm is active Possible Cause Connections for the chamber temperature probe are loose Chamber probe is faulty Unit cooler fan continues to run while the door is open The probe botlle is empty The high temperature alarm setpoint is set too low A component is faulty or internal connections are loose gt gt Outlet connection is gt faulty Power cord is faulty ON OFF AC power switch located inside the front lower panel is faulty ON OFF AC power switch is OFF A component is faulty or internal connections are loose A component is faulty or internal connections are loose Circuit breaker is tripped gt i Series Models Action Test the chamber temperature probe connections Secure the connections if necessary Test the probe Replace the probe if necessary Test the door s
38. NIT COOLER FAN DEFROST LIMIT S THERMOSTAT To i C3 J18 Pin 5 Oc O i C3 J18 Pin 2 SEMA DRAIN LINE JoUoUoLo MULLION w HEATER On Q EXTERNAL DRAIN FAN GROUND TERMINAL Soe Addne Joo Od c 55 Helmer i Series Models i Series Freezer
39. NTACTS o f Q a S E SC KR L2IN GND L1IN COMPRESSOR ev A CH 35 3 28VDC L V COMPRESSOR K SS e ERMPRESSOR LINE FILTER 413 1 CONDENSING UNIT ge S SSR L2 OUT L1 OUT FAN MOTOR e 360142 D A 56 Helmer Horizon Series Models Section Ill Horizon Series Models 12 12 1 12 2 360142 D A Product Configuration Install Battery for Backup Power The monitoring system has a battery system enabling a period of continuous operation if power is lost NOTE The monitoring system will start on battery power alone If the freezer 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 2 hours CAUTION gt Before installing or replacing batteries switch the power OFF Disconnect the freezer from AC power gt When installing a replacement battery use only a battery which meets the specifications outlined in chapter 14 6 Supplies The the battery is located below the chamber behind the front cover The battery holder is located behind an access panel Models Battery HPF105 and HLF105 1 non rechargeable 9 V lithium or equivalent battery Battery is taped next to the battery holder Install and co
40. No action necessary 86 Helmer 15 4 16 360142 D A Condensation and Icing Problems Problem There is excessive water in the water evaporation tray inside the lower compartment in the back of the unit There is excessive ice in the chamber There is excessive moisture on the doors After a defrost cycle no water flows into the water evaporation tray Parts NOTE Possible Cause Humid air is entering the chamber Humid air is entering the chamber Unit cooler drain line is damaged or restricted External drain fan is faulty Humid air is entering gt the chamber Relative humidity around freezer is too high Not enough time has elapsed since the end of the defrost cycle Drain line is plugged gt Drain line heater is faulty Defrost heater on the evaporator in the unit cooler is not working gt Horizon Series Models Action gt Confirm the freezer is level and the door is aligned closing tightly and sealing correctly Correct issues as necessary Confirm the freezer is level and the door is aligned closing tightly and sealing correctly Correct issues as necessary Confirm the unit cooler drain line is free of debris and is not restricted Remove debris if necessary Confirm the drain tube is free of debris Remove debris if necessary Confirm the external drain fan is running Hold a piece of paper in front of the fan and confir
41. Temperature Probes Number and location of probes varies by model External probes may be introduced through existing rear port and immersed in existing probe bottle For each probe bottle use gt Approximately 4 oz 120 ml of product simulation solution 1 1 ratio of water to propylene glycol Left Probe bottle with temperature probe Right Access port on rear of freezer 3 3 1 Fill Temperature Probe Bottle NOTE Temperature probes are fragile handle with care 1 Remove all probes from bottle and remove bottle from bracket 2 Remove cap and fill with approximately 4 oz 120 ml of product simulation solution 3 Install cap and place bottle in bracket 4 Replace probes immersing at least 2 50 mm in solution 3 3 2 Install Additional Probe Through Rear Port 1 Peel back putty to expose port 2 Insert probe through port into chamber 3 Insert probe into bottle 4 Replace putty ensuring a tight seal 360142 D A 8 Ke Helmer General Information 34 3 4 1 3 4 2 360142 D A Chart Recorder If installed refer to the Temperature Chart Recorder Operation and Service Manual on CD The chart recorder has a battery system enabling a period of continuous operation if power is lost Battery life varies by manufacturer as well as voltage level remaining Providing full power is available backup power for the temperature chart recorder is available for up to 14 hours Prior to use gt Install battery gt Add pape
42. ailable in the i C User Guide Changing temperature settings affects operation of the freezer Do not change settings unless instructed in product documentation or by Helmer Technical Service Vw wv WV 4 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 24 Ke Helmer i Series Models 7 1 71 2 360142 D A Home Screen The Home screen appears when gt The Home button is touched from any other screen gt There is no interaction for two minutes on any screen other than those used to enter a password ome 2 00 pm O ge 833297 01 01 2010 i Ei Home Screen Functions NOTE Refer to the i C User Guide for options available on all i C screens View current temperature readings View the current system time and date Access any of the five customizable applications touch i C APPS for additional applications View detailed information about current or previous alarm events or door open data View whether the monitoring system is running on battery power Mute audible alarms Turn the chamber light on and off View a graph of the chamber temperature VVVVVVVYV 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 H
43. ant Full initial refrigerant charge varies by model and power requirements which can be found on the product specification label Power Model Requirements Initial Charge 105 model 11 0 oz 312 g 230 V 18 5 oz 524 g Obtain gt Refrigerant gt Calibrated pressure gauge 0 Ibs in to 220 Ibs in 0 kPa to 1520 kPa Add refrigerant 1 Attach pressure gauge to the fittings on the refrigeration lines 2 Monitor the low side suction pressure through a full compressor cycle 3 Measure the pressure at the end of the next cycle immediately before the compressor stops NOTE Pressure varies depending on ambient air temperature 4 Addrefrigerant Check the pressure on the high side and the low side gt Low side 5 lbs in to 7 lbs in 34 kPa to 48 kPa gt High side 180 Ibs in to 220 Ibs in 1241 kPa to 1517 kPa 5 Remove pressure gauge Check Monitoring System Battery The monitoring system does not indicate the charge level of the battery Regularly test the battery Replace battery if the test fails or if the battery has been in use for 1 year Test the battery 1 Switch the AC ON OFF switch OFF a Display should continue to display information b Ifthe display is blank replace battery 2 Switch AC ON OFF switch ON NOTE Use a battery which meets specifications outlined in chapter 14 6 Supplies Clean the Freezer 76 Kee Helmer Horizon Series Models 14 3 1 Condenser Grill N CAUTION Di
44. blems Problem The automatic temperature tests do not work i Series Models Possible Cause Action Connections for the gt chamber temperature probe are loose Chamber temperature gt probe is faulty Monitor control board gt is faulty High Alarm setpoint gt is set significantly higher than the default gt value or the Low Alarm setpoint is set significantly lower than the default value A component is gt faulty or internal connections are loose Condensation and Icing Problems Problem There is excessive water in the water evaporation tray inside the lower compartment in the back of the unit There is excessive ice in the chamber There is excessive moisture on the doors Test the chamber temperature probe connections Secure the connections if necessary Test the chamber temperature probe Replace the probe if necessary Replace parts with those included in the control board kit or replace the monitor control board Confirm the alarm setpoints are set at the expected or correct values Test the temperature alarms manually Contact Helmer Technical Service Possible Cause Action Humid air is entering gt the chamber Humid air is entering the chamber Unit cooler drain line is damaged or restricted External drain fan is faulty Humid air is entering the chamber Relative humidity gt around freezer is too high Confirm
45. by electrostatic discharge Use proper ESD precautions when handling the board 360142 D A 92 Helmer 16 4 360142 D A Horizon Series Models Interior E A F G H B C D J Interior features Label Description Part Number A Door Stainless steel with Access Control 800062 2 Stainless steel without Access Control 800064 2 Powder coated with Access Control 800062 1 Powder coated without Access Control 800064 1 B Drawer plasma freezer 400584 3 model 120380 D Mullion heater behind strike 115 V 800081 1 plates 230 V 800106 1 E Roll out basket optional 400890 3 F Standard for shelf drawer 321173 1 or roll out basket G Chamber temperature probe 800029 1 H Drawer slide for drawer or 400753 2 roll out basket Probe bottle and propylene 400922 1 glycol kit J Shelf laboratory pharmacy 400814 1 model Not Optional adapter kit for Call Helmer or your distributor for specific shown medication dispensing lock information Schematic Label 93 Helmer Horizon Series Models 16 4 1 Unit Cooler III m E UI II Left Unit cooler with fan guard Middle Unit cooler fan Right Temperature control probe Schematic Label Description Part Number Label A Unit cooler assembly 115 V 120592 F 230 V 120657 B Faga G Unit cooler fan motor 115 V 120540 E 230 V 120658 Temperature control probe 800028 1 HB Defrost heater 115 V 120633 R 230
46. current setting for low alarm setpoint 2 Touch Home i C APPS Temperature Alarm Test 3 Touch Low Alarm Test 4 Peltier Test Probe Cooling message appears 5 When displayed temperature reaches the alarm setpoint temperature reading turns red 6 When completed Test Complete appears 7 Touch Home i C APPS Information Logs Event Log Touch the event to view event details 8 Observe the temperature at the time of the low temperature alarm event Compare this to the alarm setpoint If values do not match refer to chapter 9 Troubleshooting Test the high alarm 1 Identify current setting for high alarm setpoint 2 Touch Home i C APPS Temperature Alarm Test 3 Touch High Alarm Test 4 Peltier Test Probe Warming message appears 5 When displayed temperature reaches the alarm setpoint the temperature reading turns red 6 When completed Test Complete appears 7 Touch Home i C APPS Information Logs Event Log Touch the event to view event details 8 Observe the temperature at the time of the high temperature alarm event Compare this to the alarm setpoint If values do not match refer to chapter 9 Troubleshooting Cancel the test 1 Touch Home i C APPS Temperature Alarm Test 2 Touch Cancel Test NOTE When 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 ea
47. data cable out of the door a Slide the data cable through the slot in the door b Insert the door side grommet into the hole in the door 8 Reinstall the inner door frame inside the outer door frame Install screws in the unused holes on the door where hinges were originally installed Reinstall the Door and Hinges 1 Install the hinges and hinge plates on the door a Hand thread 2 screws through each hinge and into the door b Leave the screws slightly loose c Ifa shim was used on the lower hinge transfer the shim to the new hinge location NOTE Ensure that the upper and lower hinges are not interchanged when moving the hinges to the opposite side of the door 66 Ke Helmer Horizon Series Models 360142 D A Door Hinge 2 screws long Hinge plate Shim Attach hinge to door lower hinge shown NOTE A second person should assist by supporting the door while the hinges are installed 2 Install the door on the cabinet a Lift the door to the cabinet b Align the holes in the hinges with the corresponding holes in the cabinet c Hand thread 3 screws through each hinge and into the cabinet d Do not allow the weight of the door to rest on the hinges Cabinet Hinge 3 screws short Attach hinge to cabinet lower hinge shown 3 Align the door and tighten screws a Support the door so the top edge of the door is level b Level the door using a shim if necessary c Tighten all screws attaching both hing
48. dge mount 220506 B C Hinge uncovered spring and pin assembly D E F Door key lock with key close up Not l SC Door gasket magnetic Not 220439 Door lock replacement kit shown 360142 D A 54 Helmer 11 11 1 360142 D A Schematics i Series Models IPF and iLF Models 105 Configuration MAIN POWER 115V 10 60 Hz 230V 109 50 Hz 230V 10 60 Hz A POWER CORD L2IN GND DIN B Power Entry RFI Filter L2 OUT GND L1 OUT L eA C Wi CIRCUIT Y BREAKERS 230V ONLY D MAIN POWER SWITCH O E 2 Solid State Relay 1 O R 4 i C3 Power PCBA See COOC CC ooroo i C3 J18 Pin 9 L1 TERMINAL STRIP NA O O10 OM oHoUoLoHoL Q LO H OHO 62505 4 i C3 Power PCBA OLlOUO ORO O O wi L2 NEUTRAL TERMINAL STRIP CC C CH OM Cl Q O O O12 INTERMEDIATE TERMINAL STRIP COMPRESSOR LINE FILTER i Series Freezer IPF and iLF 105 models Page 1 of 2 F UNIT COOLER JUNCTION BOX R DEFROST HEATER SNUBBER CIRCUIT U
49. door are longer than the 3 screws holding the hinge on the cabinet The screws must be installed in the same location when moving the hinge to the opposite side of the door 10 Remove the lower hinge a 0o Oo E f Support the door Remove 5 screws attaching the lower hinge to the door and cabinet Remove the lower hinge Reverse the hinge manually as if moving the hinge from a fully closed to a fully open position Set the lower hinge aside Continue to support the door 11 Remove the upper hinge a Remove 5 screws attaching the upper hinge to the door and cabinet b Remove the upper hinge c Reverse the hinge manually as if moving the hinge from a fully closed to a fully open position d Set the upper hinge aside Door Cabinet Hinge Remove 2 Remove 3 screws long screws short shim Hinge plate Hinge removal lower hinge shown with spring removed 12 Lay the door face down in front of the cabinet Ensure that there is no strain on the cable s passing from the cabinet to the door 12 8 2 Reverse the Cable Routing in the Door The undercounter door consists of an inner frame and outer frame The power cable and communication cable are connected to the display circuit board on the front of the door The length of the cables inside the door is approximately 3 feet The cables follow a channel along the top and side of the outer frame Additional slack has been bundled in the cables If the freezer
50. e button to disable the high temperature alarm while freezer reaches operating temperature 12 Check for proper engagement of the latch over the catch a Latch should engage the catch on the freezer cabinet and prevent the door from being opened b Ifthe door closes fully but can be opened adjust the catch on the cabinet up to engage the latch c Ifthe door does not close fully adjust the catch down to allow the door to close Supplies Refrigerant non CFC R 404A Chart paper 220419 52 sheets Propylene glycol solution 400922 2 1 9 V non rechargeable lithium or equivalent battery 120399 1 9 V non rechargeable alkaline or equivalent battery 120218 81 Helmer Horizon Series Models 15 Troubleshooting N CAUTION Review all safety instructions prior to troubleshooting Refer to chapter 2 Safety 15 1 General Operation Problems Problem Possible Cause Action A drawer or basket Debris in the drawer gt does not slide easily slides Drawer or basket gt slides are not lubricated Ice buildup in the gt drawer slides Drawer or basket is misaligned or not level Drawer or basket slide gt is faulty The door does not Debris in the hinges gt open easily gt Hinge is faulty Door hinges are not gt lubricated Lower hinge spring gt and or pin may be bent or faulty 360142 D A Pull the drawer or basket out and confirm the slides are free of debris Clean if nece
51. e 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 Temperature Controller Page Enable or disable the temperature controller screen Factory settings may be viewed and changed Contact Helmer Technical Service to verify if changing factory settings is necessary and for instructions in accessing Factory Settings screen Test Alarms Test alarms to ensure they are working correctly The freezer has alarms for chamber temperature compressor temperature door open time power failure low battery and power failure 30 i Helmer i Series Models 7 4 1 360142 D A Automatic Chamber Temperature Alarm Test Temperature Alarm Test 2 00 pm 01 01 2010 3 0 0 d C High Alarm Test Alarm Condition Low Alarm Test Cancel Test NOTE Test can be aborted by touching Cancel Test Test takes less than 5 minutes If the temperature alarm test does not automatically complete within 2 minutes restart the i C monitoring system vwvwvv When performing an automatic temperature alarm test the Peiltier device heats or cools the temperature probe until the high or low alarm setpoint is reached An event is added to the Event Log to indicate a temperature alarm was activated The Alarm Test icon is displayed on the Temperature Graph to indicate the temperature alarm was test induced Test the low alarm 1 Identify
52. e rear protective cover G on the rear of the cabinet a Loosen 4 screws b Slide the cover up and remove c Cutthe wire ties securing the drain line to the cabinet A Onthe back of the cabinet peel the putty back to expose the drain tube H and drain heater E N CAUTION The condensate evaporator and water evaporation tray are hot 4 Inside the cabinet remove the putty around the drain tube 5 Remove the wire ties securing the heater wires F to the cabinet Verify the heating element is cool 6 Remove the drain heater from the drain tube 7 Remove the drain tube H by pulling it downward The drain tube should separate from the fan tube D at the 90 elbow leaving the fan tube D attached to the fan C a The section of the drain tube inside the cabinet should separate from unit cooler drain port B b Gently twist the drain tube from left to right to separate it from the unit cooler drain port c Pivot the drain tube upward then remove it from the cabinet 8 Remove top drawer basket or shelf from the chamber 360142 D A 36 Helmer i Series Models 9 Remove the unit cooler cover A a Hold unit cooler cover in place to prevent it from dropping b Use the socket wrench to remove 4 screws securing the unit cooler cover c Carefully lower unit cooler cover to avoid damage to the fan wiring 8 5 2 Install the Unit Cooler Cover 1 Verify unit cooler wiring is connected and routed correctly a Wiring should be routed above coppe
53. een placed per location requirements in the operation manual gt Preventive maintenance has been completed per operation manual gt Troubleshooting items associated with chamber temperature have been reviewed if necessary Change setpoint 1 Determine the change in value to reach desired setpoint Adjustment should be the difference between current setpoint and new setpoint EXAMPLE gt Current setpoint is 30 0 C gt Target setpoint is 25 0 C gt Setpoint adjustment value is 5 0 C 2 Onthe monitoring system press and release SEL to change to Control mode CONTROL lamp will illuminate 3 Press and hold SET to display the reference temperature NOTE Reference temperature is typically higher than the chamber temperature 4 Hold SET and press Up Arrow and Down Arrow as necessary to set the adjustment value determined in step 2 5 Release all buttons the setpoint is changed 6 Press and release SEL to return to Monitor mode MONITOR lamp will illuminate Temperature Alarm Setpoints View setpoints 1 Hold Up Arrow and Down Arrow for 3 seconds MONITOR lamp will flash to indicate entry into program mode Press SEL until desired setting appears Observe the setting To view another setting press SEL again optional Hold Up Arrow and Down Arrow for 3 seconds MONITOR lamp stops flashing to indicate exit from program mode 0O P O N Flashing Lamp Selected Setting HIGH TEMP and MONITOR High Temp alarm setpoint
54. ent time indicators show the current time 4 Push the electrical tray in and replace the kick plate 360142 D A 58 t gt Helmer 12 2 2 12 2 3 360142 D A Horizon Series Models 5 Switch the AC ON OFF switch ON Turn the Alarm Disable key switch ON 6 Press the Mute button to disable the high temperature alarm while freezer reaches operating temperature Set Defrost Time Default setting of 3 defrost events per day Default times are 12 00 AM 8 00 AM 4 00 PM Defrost events can be added or removed Defrost events can be scheduled for any time of day in 15 minute intervals Defrost cycle lasts 15 to 30 minutes Defrost events must be at least 1 hour apart VvVvvvvY NOTE Three defrost cycles are recommended for consistent freezer operation Schedule a Defrost Event gt Switch defrost event switch es to the ON position outside to initiate a defrost event at that time gt Switch defrost event switch es to the OFF position inside to cancel a defrost event at that time 1 Switch the AC ON OFF switch OFF Turn the Alarm Disable key switch OFF 2 Remove the kick plate and pull out the electrical tray 3 Add a defrost event gt Atthe appropriate time mark position the switch ON toward the outer ring 4 Remove a defrost event gt Atthe appropriate time mark position the switch OFF toward the inside ring 5 Push the electrical tray in and replace the kick plate 6 Switch the AC ON OFF switch ON Turn t
55. erheating due to lack of airflow Condenser alarm gt setpoint is too low Refrigerant level is too gt Condenser probe is not calibrated Monitor settings are gt not calibrated Temperature changed slightly around the time of activation Clean hinges if debris is present Confirm door is aligned Confirm hinge spring and or pin are not damaged Replace hinge lower only 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 Replace parts with those included in the control board kit or replace the monitor control board Contact Helmer Technical Service Confirm the circuit board and line connections are functioning correctly Replace parts with those included in the control board kit or replace the monitor control board Contact Helmer Technical Service Check the condenser grill Clean if necessary Confirm freezer location meets requirements Confirm the alarm setpoint is set at the expected or correct value Check refrigeration lines for leaks and repair if necessary Check the refrigerant level Recharge refrigerant if necessary Contact a qualified service technician to confirm the condenser probe is reading correctly and to calibrate the probe if necessary Confirm the temperature probe is reading correctly Calibrate the probe if necessary
56. eries switch the power and battery OFF Disconnect the freezer from AC power gt When installing a replacement battery use only a battery which meets the specifications outlined in chapter 8 7 Supplies NOTE If AC power is lost the monitoring system will automatically disable some features to prolong battery power Data collection will continue until battery power is depleted The battery is located below the chamber behind the front cover A cover panel must be removed to access the backup battery Models Battery iPF105 and iLF105 1 rechargeable 12 V lead acid sealed battery Battery is switched off for shipping Switch battery on to provide monitoring system with backup power in the event of AC power failure 13 iz Helmer i Series Models 6 2 6 3 6 3 1 360142 D A Automatic Defrost Cycle The number of programmed defrost events is dependent on environmental conditions and the frequency of usage The recommended number of daily defrost cycles is 3 to 4 at even intervals Defrost events should take place when the freezer door is opened infrequently NOTE Depending on the high temperature alarm setpoint and the actual temperature increase during the defrost cycle frequent door openings may trigger repeated high temperature alarms The i C monitoring and control system can perform a maximum of four defrost cycles per day For information in setting the system time and the time at which each defrost cycle occur
57. ers 2 Tap front brackets upward to disengage standards 3 Remove front brackets from standards 15 Ke Helmer i Series Models 6 6 6 7 6 8 6 8 1 360142 D A Install Shelf Brackets 1 Insert front brackets into standard at appropriate height 2 Tap front brackets downward to engage standards 3 Using a screwdriver install front bracket retainers Level the Freezer NOTE gt Leveling feet are optional gt Helmer recommends the use of leveling feet gt A bubble level may be used to ensure the freezer 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 freezer 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 freezer 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 Reverse Door Hinge and Handle NOTE gt Before reversing door hinge and handle protect stored items in freezer from extended exposure to adverse temperature gt Freezer must be on the floor or on an elevated work surface with enough space in front of the freezer to lay the door face down for disassemb
58. ers to all models of that size iPF105 HPF105 iLF105 HLF105 This manual covers all undercounter freezers which may be identified singly by their size or by their respective Series 1 3 Copyright and Trademark Helmer i Series LC Horizon Series and Rel i are registered trademarks or trademarks of Helmer Inc in the United States of America Copyright 2013 Helmer Inc All other trademarks and registered trademarks are the property of their respective owners Helmer Inc doing business as DBA Helmer Scientific and Helmer 2 Safety Includes general safety information for freezer operation 2 1 Labels Caution Risk of damage umookau casters Caution Unlock all casters to eguipment or danger to A stems operator EEN Caution Hot surface Earth ground terminal Caution Shock electrical Protective earth ground hazard terminal 2 2 Avoiding Injury gt Review safety instructions before installing using or maintaining the equipment gt Do not open multiple loaded drawers or baskets at the same time gt Before moving unit ensure casters are free of debris gt Never physically restrict any moving component gt Avoid removing electrical service panels and access panels unless so instructed gt Use supplied power cords only N CAUTION Decontaminate parts prior to sending for service or repair Contact Helmer or your distributor for decontamination instructions and a Return Authorization Number 360142 D A
59. es to the door and to the cabinet NOTE If a shim is necessary to level the door after hinge reversal contact Helmer Technical Service to obtain a shim 4 Route the power and communication cables and Access Control cable if equipped across the front of the cabinet Attach the cables to the zip tie holder under the cabinet on the hinge side Secure cables with zip tie Power and communication cables secured at the hinge side of the cabinet after hinge reversal 67 t gt Helmer 360142 D A Horizon Series Models Install the cable in the door Slide the braided sleeve through the slot in the access panel Install the grommet in the hole Install the plug in the access panel on the opposite side Allow enough slack approximately 3 in the braided sleeve between the door and the cabinet so the door can pivot open and closed without straining the cable Install the access panel and cover Stall the kick panel stall the door handle on the opposite side of the door For models equipped with the Access Control option reconnect the spade connectors for the Access Control lock Install the latch plates and spacer bar on the opposite side of the cabinet If the freezer is equipped th the Access Control option install the catch on the cabinet Install the hinge spring and pin assembly 5 a b C d 6 7 n 8 In 9 WI 10 a b C d Spring Pin e f Close the door Assemble the hinge spring asse
60. est 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 the level of product simulation solution in the bottle Clean and 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 ON OFF AC power switch Turn the ON OFF AC power switch to the ON position Contact Helmer Technical Service Reset or replace the circuit breaker 85 Helmer Problem The Door Open alarm is activating sporadically All alarms are activating sporadically An alarm activated but the temperature recorded at activation does not match the alarm setpoint 360142 D A Horizon Series Models Possible Cause Action Door is not closing completely Door is closing but not gt sealing completely Connections for the gt door switch are faulty Door switch is faulty gt Monitor control board gt is faulty A component is faulty or internal connections are loose Alarm system is faulty gt Monitor control board gt is faulty A component is faulty or internal connections are loose Compressor is ov
61. gt gt gt gt Horizon Series Models 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 Contact Helmer Technical Service Check the current setpoints for the temperature alarms Change the setpoints if necessary Confirm the setpoint is set within the operating range and change it if necessary Confirm the unit cooler probe is providing resistance in the range of 98 O to 110 0 Replace the probe if necessary Confirm the temperature controller or monitor control board is operating correctly Replace it if necessary Confirm the relay is operating correctly Replace the relay if necessary Replace the defrost timer 83 iz Helmer Horizon Series Models Problem Possible Cause Action The chamber Monitor control board gt Confirm the temperature controller or monitor temperature does not is faulty control board is operating correctly Replace it if stabilize at the freezer necessary setpoint Compressor starting gt 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
62. he Alarm Disable key switch ON 7 Press the Mute button to disable the high temperature alarm while freezer reaches operating temperature 7 T 7 7 yA LI 7 ow amp m E os pr a AA PET Pa Pt nn CP e Ch YI Defrost controller with defrost times set to On position at 12 00 AM 8 00 AM and 4 00 PM 59 i Helmer Horizon Series Models 12 3 12 3 1 12 4 360142 D A External Monitoring Devices The remote alarm interface is a relay switch with 3 terminals gt Common COM gt Normally Open NO gt Normally Closed NC Terminals are dry contacts and do not supply voltage Interface circuit is either normally open or normally closed depending on terminals used Requirements for your alarm system determine which alarm wires must connect to terminals NOTE Do not connect any monitoring device that exceeds the maximum load capacity The terminals on the remote alarm interface have the following maximum load capacity gt 0 55Aat 125 V AC 1 Aat 250 V DC Connect to Remote Alarm Interface 1 Switch AC ON OFF switch OFF Disconnect the battery 2 On the electrical box locate the remote alarm terminals A Connect 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 h
63. he back of the cabinet press putty around the drain hose and partially into the hole 11 Install the protective cover on the rear of the cabinet 12 Switch AC ON OFF switch ON Reconnect the battery 13 Press the Mute button to disable the high temperature alarm while freezer reaches operating temperature 14 5 Access Control Cartridge Removal and Installation The Access Control lock cartridge is a serviceable assembly installed on the freezer cabinet Required tools gt Needle nose pliers gt 10 spanner driver 14 5 1 Cartridge Removal 1 Switch AC ON OFF switch OFF Disconnect the battery 2 Open freezer door and prop the door open gt If door is locked use the key to override the Access Control lock then open door 3 Pull the electrical wiring out of the door handle to expose the spade connectors 4 Separate the two pairs of spade connectors 360142 D A 79 Ke Helmer Horizon Series Models 14 5 2 360142 D A 5 Use a 10 spanner driver to remove 3 screws securing the door handle and cartridge 6 Remove the door handle and cartridge NOTE gt Nylon spacers are installed over the middle and lower screws between the handle and the door These spacers will be reused when the new cartridge is installed gt To obtain a 10 spanner driver part number 220559 Contact Helmer Technical Service Cartridge Installation 1 Place the cartridge inside the handle gt Align the holes in the cartridge with the holes in
64. he door Remove 5 screws attaching the lower hinge to the door and cabinet Remove the lower hinge Reverse the hinge manually as if moving the hinge from a fully closed to a fully open position Set the lower hinge aside Continue to support the door Remove the upper hinge a b C d Remove 5 screws attaching the upper hinge to the door and cabinet Remove the upper hinge Reverse the hinge manually as if moving the hinge from a fully closed to a fully open position Set the upper hinge aside 18 Ke Helmer i Series Models Door Cabinet Hinge Remove 2 Remove 3 screws long screws short Shim Hinge plate Hinge removal lower hinge shown with spring removed 12 Lay the door face down in front of the cabinet Ensure that there is no strain on the cable s passing from the cabinet to the door 6 8 2 Reverse the Cable Routing in the Door The door consists of an inner frame and outer frame The power cable and communication cable are connected to the display circuit board on the front of the door behind the LCD touchscreen The length of the cables inside the door is approximately 3 feet The cables follow a channel along the top and side of the outer frame Additional slack has been bundled in the cables If the freezer is equipped with the Access Control option a third cable will be included E Outer door frame right hinged door shown power and communication cables and optional Access
65. ibration Setpoints View setpoints 1 Hold Up Arrow and Down Arrow for 3 seconds MONITOR lamp will flash to indicate entry into program mode Press SEL until desired setting appears Observe the setting To view another setting press SEL again optional Hold Up Arrow and Down Arrow for 3 seconds MONITOR lamp stops flashing to indicate exit from program mode of 0 N Flashing Lamp Selected Setting HIGH TEMP and MONITOR High Temp alarm setpoint LOW TEMP and MONITOR Low Temp alarm setpoint MONITOR only Monitor Offset CONTROL only Control Sensor Offset CONTROL only Control Hysteresis 72 Keis Helmer Horizon Series Models 13 4 1 13 4 2 360142 D A Monitor Offset gt Adjust if temperature displayed on the monitor does not match measured chamber temperature gt Value is factory set to match an independent thermometer gt Value can be changed from 10 0 C to 10 0 C NOTE gt Ifthe variance is within acceptable limits changing the offset value is optional gt Probes in the bottle are connected to the monitoring system and sense chamber temperature These probes do not affect freezer setpoint Obtain gt Independent thermometer calibrated and traceable per national standards gt Tape to attach thermometer to temperature probe Measure the chamber temperature 1 Remove the probe from the probe bottle 2 Unscrew the cap from the bottle 3 ape the thermometer to the temperature probe and place
66. igerant and supplies necessary to perform authorized repairs Repair service must be performed by an authorized Helmer service agency following the authorization process detailed above Alternatively your facility s staff may work with a Helmer technician to make repairs Labor costs for repairs made by unauthorized service personnel or without the assistance of a Helmer technician will be the responsibility of the end user Additional Warranty Information The time periods set forth above begin two 2 weeks after the original date of shipment from Helmer Warranty procedures set forth above must be followed in all events THERE ARE NO WARRANTIES WHICH EXTEND BEYOND THE DESCRIPTION ON THE FACE HEREOF THIS WARRANTY IS EXCLUSIVE AND IN LIEU OF ALL OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING WITHOUT LIMITATION ANY WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE NO WARRANTIES OF MERCHANTABILITY OR FITNESS FOR PARTICULAR PURPOSE SHALL APPLY THE LIABILITY IF ANY OF HELMER FOR DIRECT DAMAGES WHETHER ARISING FROM A BREACH OF ANY SALES AGREEMENT BREACH OF WARRANTY NEGLIGENCE OR INDEMNIT Y STRICT LIABILITY OR OTHER TORT OR OTHERWISE WITH RESPECT TO THE GOODS OR ANY 11 iz Helmer General Information 5 2 360142 D A SERVICES IS LIMITED TO AN AMOUNT NOT TO EXCEED THE PRICE OF THE PARTICULAR GOODS OR SERVICES GIVING RISE TO THE LIABILITY IN NO EVENT SHALL HELMER BE LIABLE FOR ANY INDIRECT INCIDENTAL CONSEQUENTIAL OR
67. igh temperature alarm while freezer reaches operating temperature oO Move Drawers Shelves and Baskets Storage features CAUTION gt Before moving drawers ensure they are completely empty for safe lifting gt Maximum basket drawer or shelf load is 100 lbs 46 kg NOTE Before moving storage components protect stored items in freezer 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 60 iz Helmer Horizon Series Models 12 5 12 6 12 7 360142 D A 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 Move Slides and Brackets Remove Drawer Slides 1 Using a screwdriver remove front bracket retainers 2 Tap front brackets upward to disengage standards 3 Remove slides fro
68. ilure A V R Communication Failure A V R i Series 4 2 Regulatory Compliance This device complies with the requirements of directive 93 42 EEC concerning Medical Devices as amended by 2007 47 EC Sound level is less than 70 dB A 0086 Emergo Europe EC REP Molenstraat 15 2513 BH The Hague Netherlands 4 3 WEEE Compliance The WEEE waste electrical and electronic equipment symbol right indicates compliance with European Union Directive WEEE 2002 96 EC and applicable provisions The directive sets requirements for labeling and disposal of certain products in affected countries uu 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 360142 D A 10 iz Helmer General Information 5 5 1 360142 D A Warranty Rel i Product Warranty USA and Canada For technical service needs please contact Helmer at 800 743 5637 or www helmerinc com Have the model and serial number available when calling Rapid Resolution When a warranty issue arises it is our desire to respond quickly and appropriately The service department at Helmer is there for you Helmer will oversee the handling of your warranty service from start to finish Therefore
69. inet d Do not allow the weight of the door to rest on the hinges Cabinet Hinge 3 screws short Attach hinge to cabinet lower hinge shown 3 Align the door and tighten screws a Support the door so the top edge of the door is level b Level the door using a shim if necessary c Tighten all screws attaching both hinges to the door and to the cabinet NOTE If a shim is necessary to level the door after hinge reversal contact Helmer Technical Service to obtain a shim 4 Route the power and communication cables and Access Control cable if equipped across the front of the cabinet Attach the cables to the zip tie holder under the cabinet on the hinge side Secure cables with zip tie Power and communication cables secured at the hinge side of the cabinet after hinge reversal 22 t gt Helmer 5 Install the cable in the door a Slide the braided sleeve through the slot in the access panel b Install the grommet in the hole c Install the plug in the access panel on the opposite side d Allow enough slack approximately 3 in the braided sleeve between the door and the cabinet so the door can pivot open and closed without straining the cable 6 Install the access panel and cover i Series Models 7 Install the kick panel 8 Install the door handle on the opposite side of the door For models equipped with the Access Control option reconnect the spade connectors for the Access Control lock 9 Install
70. ings for the first time enter factory default password of 1234 When there is no interaction for two minutes the Temperature Setpoint screen closes and returns to the Home screen The Lower Temperature calibration setting is not applicable to undercounter freezer models 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 Vw wv vy 4 Control Sensor Offset The temperature controller senses unit cooler temperature through a probe in the unit cooler The unit cooler temperature typically varies from the chamber temperature so an offset value is used by the control system to compensate for the difference The temperature controller adjusts chamber temperature around the freezer setpoint by activating the compressor when the unit cooler probe registers above the setpoint Obtain gt Independent thermometer calibrated and traceable per national standards gt Tape to attach thermometer to temperature probe Perform the following 1 Remove probe from probe bottle 2 Unscrew cap from bottle 3 Tape independent thermometer to temperature probe and place in bottle Probe and thermometer should be immersed at least 2 50 mm Close door and allow chamber temperature to stabilize for 10 minutes Observe independent thermometer temperature for 10 mi
71. is blank replace battery 2 Switch AC ON OFF switch ON NOTE Use a battery which meets specifications outlined in chapter 8 7 Supplies Clean the Freezer Condenser Grill CAUTION Disconnect freezer from AC power when cleaning In environments where freezer is exposed to excessive lint or dust condenser grill may require cleaning more frequently than stated in preventive maintenance schedule Clean the condenser grill using a soft brush and a vacuum cleaner Exterior Clean glass surfaces with soft cotton cloth and glass cleaner Clean exterior surfaces with soft cotton cloth and non abrasive liquid cleaner 34 i Helmer i Series Models 8 3 3 8 3 4 8 3 5 8 3 6 8 4 8 5 360142 D A 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 Bottle NOTE A kit that includes a probe bottle and propylene glycol is available from Helmer Obtain gt Fresh water bleach solution not provided gt 1 9 ratio of bleach to water gt Bleach is 5 solution of commercial sodium hypochlorite NaOCl gt Equivalent oxidizing cleaner disinfectant approved by your organization may be substituted gt 4oz 120ml of product simulation solution per bottle gt Solution is a 1 1 ratio of water to propylene glycol Clean a
72. l limit the temperature variation to a smaller range gt A higher setpoint will allow the temperature to vary across a larger range gt gt NOTE Hysteresis is factory preset and should not be changed unless directed by Helmer Technical Service 6 Touch or on the Delay on Start Up spin box gt Compressor startup is delayed to allow the i C monitoring and control system to start first 7 Touch or on the Duty Cycle of Control Relay during Probe Failure spin box gt The duty cycle is the percentage of time the compressor will run in the event of a temperature control probe failure Setting Initial Factory Value Temperature Setpoint 30 0 C Hysteresis Setpoint 2 0 C Delay on Start Up 2 minutes Duty Cycle of Control Relay during Probe Failure 10096 Defrost Time 15 minutes 360142 D A 26 iz Helmer i Series Models 7 3 7 3 1 360142 D A 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 Details for each setting are displayed Temperature Calibration 2 00 pm 833297 01 01 2010 Calibrated Temperature Control Sensor Evaporator Defrost Upper Temperature Lower Temperature Compressor Probe Temperature Temperature Calibration screen NOTE If the Settings screen is password protected or if viewing sett
73. ly gt To reverse the door hinge and handle on freezers equipped with Access Control a handle specific to the opposite side must be installed Contact Helmer Technical Service to order a replacement handle Remove the Door and Hinges 1 Open the lower front control panel Switch AC ON OFF switch OFF Switch battery switch OFF 2 Remove 4 screws holding the kick panel on the cabinet Set the kick panel aside Kick panel Remove Remove 3 Remove 6 screws holding the access panel and cover on the cabinet Lay the panel in front of the cabinet ensuring there is no strain on the power switch wires 16 Ke Helmer i Series Models Remove Remove Access panel Access anel cover Access E panel cover Access panel Remove Remove 4 Remove plug from the access panel on the handle side of the cabinet Remove grommet from the hole on the hinge side of the cabinet Slide the braided sleeve out of the slot on the kick plate Pull grommet Pull plug out out Slide sleeve out of slot 6 Remove the door handle assembly Without Access Control a Remove 4 screws holding the door handle assembly on the door b Set the door handle assembly aside With Access Control a Remove 3 screws holding the door handle assembly on the door b Separate the spade connectors for the Access Control lock c Set the door handle assembly aside Remove Left Door handle assembly without Access Control option Right Door handle as
74. m standards Install Drawer Slides 1 Insert slides into standard at appropriate height 2 Tap front brackets downward to engage standards 3 Using a screwdriver install front bracket retainers Remove Shelf Brackets 1 Using a screwdriver remove front bracket retainers 2 Tap front brackets upward to disengage standards A Remove front brackets from standards Install Shelf Brackets 1 Insert front brackets into standard at appropriate height 2 Tap front brackets downward to engage standards 3 Using a screwdriver install front bracket retainers Level the Freezer NOTE gt Leveling feet are optional gt Helmer recommends the use of leveling feet gt A bubble level may be used to ensure the freezer 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 freezer 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 freezer 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 61 Ke Helmer Horizon Series Models 12 8 Reverse Door Hinge and Handle N NOTE gt Before reversi
75. m temperature setpoint is being changed B LOW TEMP lamp Indicates when the freezer is in a low temperature alarm condition Also indicates low alarm temperature setpoint is being changed C Indicates when the door is open D Indicates the compressor is running Indicates when temperature setpoint or alarm setpoint is being changed F Displays real time temperature information setpoints and alarms G Toggles between alarm monitor and control modes H Indicates when the reading from the temperature probe is displayed Indicates when the display is showing temperature readings from the chamber probe Also indicates when alarm setpoints are being changed J Increases a temperature setting K DOWN ARROW Decreases a temperature setting Also mutes the audible alarm for five MUTE ALARM button minutes L SET button Allows settings to be selected prior to changing settings NOTE The Alarm Disable key switch disables all audible alarms This switch does not affect alarm lamps or signals sent through the remote alarm interface 360142 D A 70 Keis Helmer Horizon Series Models 13 2 13 3 360142 D A Freezer Setpoint NOTE Default setpoint is 30 0 C Change the setpoint if gt Your organization requires a chamber temperature other than 30 0 C gt The normal chamber temperature is too high or low after completing preventive maintenance and applicable troubleshooting tasks Confirm gt Freezer has b
76. m that the paper is being drawn toward the freezer Confirm the connections are secure Tighten connections if necessary Replace the drain line fan if necessary Confirm the freezer is level and the door is aligned closing tightly and sealing correctly Confirm freezer location meets requirements Allow approximately 20 minutes after the end of the defrost cycle to check for water in the evaporation tray Confirm the drain tube is free of debris Remove debris if necessary Confirm the drain line heater is warm to the touch Contact Helmer Technical Service to resolve issues as necessary Check for ice buildup on the evaporator by looking through the fan grill with a flashlight If there is significant ice buildup inside or behind the unit cooler initiate a defrost cycle of the freezer gt Before replacing parts protect items in freezer from extended exposure to adverse temperature gt Allow freezer temperature to stabilize at setpoint after replacing parts or after extended door opening 87 ss Helmer Horizon Series Models 16 1 Front A B C D B Schematic Label Description Part Number Label A Monitoring system backup battery 120399 HH B Alarm disable key switch 120227 HD C Circuit breakers 230 V models only 120288 B D ON OFF AC power switch 120478 C 16 1 1 ee WERL Ka CU ae Schematic Label Description Part Number Label A Access Control cartridge Left hinged door
77. mbly for the left side of the door Figure A Orient the bend in the coil toward the front of the freezer Figure B Slide the internal hex cap with washer on to the upper hex bolt in the lower hinge Washer Internal hex cap o gt gt x gt E I Spring cap j Bushing Use a J hook tool in the spring cap to compress the spring upward Figure C While compressing the spring slide the spring cap over the lower hex bolt in the lower hinge Figure D g Use a J hook tool to engage the right most hole in the spring cap and rotate the spring cap from right to left and hold h Count 4 holes starting from and including the spring cap hole closest to the end of the coil Insert the pin in the fourth hole 68 Ke Helmer Horizon Series Models 12 9 360142 D A Rotate the spring using a J hook tool then insert pin left hinged door shown 11 Switch AC ON OFF switch ON Reconnect the battery Close the lower front control panel 12 Press the Mute button to disable the high temperature alarm while freezer reaches operating temperature 13 Verify the door is level and the hinges operate smoothly and the door seals tightly 14 On models equipped with the Access Control option adjust the catch on the freezer cabinet to engage the Access Control latch on the door a Latch should engage the catch on the freezer cabinet and preve
78. nd refill bottle Remove probe 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 probe immersing at least 2 50 mm zl On Om P GA MM i C e Touchscreen Clean touchscreen with a soft dry cotton cloth Defrost the Unit Cooler Defrost events may be scheduled to occur at specific times A defrost event can be triggered on demand without affecting a programmed defrosting schedule 1 Touch i C APPS Temperature Setpoints 2 Touch the Manual Defrost Start button gt The Defrost icon will appear for the duration of the defrost cycle 3 To cancel touch the Manual Defrost Stop button 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 freezer s inability to maintain temperature Required tools gt 5 16 socket wrench gt Tool to push putty away from the drain tube 35 i Series Models D nmuo O Drain line fan and heater components Label Description A Unit cooler cover Drain port Drain fan Fan tube Heating element Heater wires Protective cover ILTpimimioco oi u Drain tube 8 5 1 Remove the Unit Cooler Cover 1 Switch AC ON OFF switch OFF Switch battery switch OFF 2 Remove th
79. nel features Schematic Label Description Part Number Label C Circuit breakers 230 V models ony ug c Not Monitoring system backup battery 120628 IB shown 360142 D A 48 Helmer i Series Models 10 1 4 Access Control Option Schematic Part Number Label Left hinged door 400959 1 Right hinged door 400959 2 Door handle with keyed lock lock Left hinged door 800021 1 functions as manual override Right hinged door 800021 1 10 2 Rear Rear features 360142 D A 49 iz Helmer i Series Models uem Schematic Label Description Part Number Label A Nut flanges for brace bars used in stacking undercounter units B Remacespot Drain line fan 115 V 400909 1 Q 230 V 400909 2 D Drain line heater 115 V 120590 T 230 V 120485 E Drain line assembly 400910 1 Not Cover for communication ports shown and remote alarm contacts O USB port 120638 IE J RJ 45 Ethernet port 800008 2 IF Not RS 232 COM port optional shown K Condensate evaporator tray BE L Power cable with connector North American models A 120 V 120630 230 V 120631 European models 230 V 120156 Chinese models 203 V 120547 Saudi Arabian models 230 V 120641 M Condenser probe 800039 1 IL N Compressor 115 V 800012 1 J 230 V 50 Hz 800104 1 230 V 60 Hz 800105 1 115 V 120608 K 230 V 50 Hz 120660 230 V 60 Hz 120661 Not Caster optional swivel with 220467 shown
80. ng DEVICES A ua uario ag E che RE dae ee au TESS das ed ee 18 2C do cdi dodi 14 6 3 1 Connect to Remote Alarm Interface 14 6 4 Move Drawers Shelves andBaskets 15 6 5 MoveSidesandBrackets 15 6 6 Levelthe Freezer lees ssh 16 6 7 Optional Adapter Kits for Medication Dispensing Locke 16 360142 D A Helmer 6 8 Reverse Door Hinge and Handle 16 6 8 1 RemovetheDoorandHinges 16 6 8 2 Reverse the Cable RoutingintheDoor 19 6 8 3 Reinstall the Door and Hinges 21 6 9 Stacked UndercounterUnits 24 Let Lal EE 24 Vs HOME SCEE ai AA II KAA IIIA KU aa Bae babe eu WA 25 7 1 1 Home Screen Functions 25 7 2 Temperature Settings 25 7 3 Temperature Calibration 27 3 1 eet Sensor E EE 27 7 3 2 Calibrate Chamber TemperatureProbe 28 7 3 3 Calibrate Compressor and Evaporator Probe
81. ng door hinge and handle protect stored items in freezer from 12 8 1 360142 D A extended exposure to adverse temperature gt Freezer must be on the floor or on an elevated work surface with enough space in front of the freezer to lay the door face down for disassembly gt To reverse the door hinge and handle on freezers equipped with Access Control a handle specific to the opposite side must be installed Contact Helmer Technical Service to order a replacement handle Remove the Door and Hinges 1 Open the lower front control panel Switch AC ON OFF switch OFF Disconnect the battery 2 Remove 4 screws holding the kick panel on the cabinet Set the kick panel aside Kick panel Remove Remove 3 Remove 6 screws holding the access panel and cover on the cabinet Lay the panel in front of the cabinet ensuring there is no strain on the power switch wires Remove Remove Access panel Access anel cover Access j panel cover Access panel Remove Remove 4 Remove plug from the access panel on the handle side of the freezer Remove grommet from the hole on the hinge side of the freezer Slide the braided sleeve out of the slot on the kick plate Pull grommet Pull plug out out Slide sleeve out of slot Cut zip tie 6 Remove the door handle assembly 62 t gt Helmer 360142 D A Horizon Series Models Without Access Control a Remove 4 screws holding the door handle assembly on the door b Set the
82. nnect the battery to provide monitoring system with backup power in the event of AC power failure Schedule Defrost Events Defrost events may be scheduled to occur at specific times Access to the defrost controller is available from the front of the freezer in the pull out components tray 57 Helmer Horizon Series Models Kick plate removed and pull out components tray open Specify the number of defrost events to execute per day as well as the time at which to initiate each defrost cycle The cycles are based on the current time settings on the defrost controller The defrost controller features two time indicators and a time adjustment ring The hour and minute hands show the current time in hours and minutes The outer ring shows the current time including AM or PM to the nearest 15 minute interval NL e Wi LU mm s KAS KKACEE A Lie 15 7 B AH A 4 o S owe et o aaam g C Ulm E P D E Defrost controller with current time set to approximately 9 30 PM Label Description A PM indicator B Current time indicator includes AM PM to the nearest 15 minute interval C Current time indicator hour and minutes only D AM indicator E Time adjustment ring 12 2 1 Set Current Time 1 Switch the AC ON OFF switch OFF Turn the Alarm Disable key switch OFF 2 Remove the kick plate and pull out the electrical tray 3 Rotate the time adjustment ring clockwise until the curr
83. nt the door from being opened b Ifthe door closes fully but can be opened adjust the catch on the cabinet up to engage the latch c If the door does not close fully adjust the catch down to allow the door to close Stacked Undercounter Units CAUTION For a stacked configuration both units must have leveling feet installed The back brace bars and front stabilizing brackets must be installed When stacking a refrigerator and freezer 104 and or 105 models place the heavier unit on the bottom Do not open multiple loaded drawers or baskets at the same time VvVvY Call Helmer or your distributor for more information on the stacking kit and for methods to secure both units to the wall and or the floor 69 Ke Helmer Horizon Series Models 13 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 freezer Do not change settings unless instructed in product documentation or by Helmer Technical Service 13 1 Monitor and Controller Interface AB D F G H J K L HIGH TEMP CONTROL LOW TEMP MONITOR DOOR ALARM C E Label Description Function A HIGH TEMP lamp Indicates when the freezer is in a high temperature alarm condition Also indicates high alar
84. nutes and determine temperature range From the range calculate the average temperature Remove thermometer and probe from bottle and remove tape Replace bottle cap ensuring a tight fit Place probe in bottle immersing at least 2 50 mm 10 Determine the change in value to reach desired setpoint O ON On Om P 27 iz Helmer i Series Models 7 3 2 360142 D A EKAMPLE gt Current setpoint is 30 0 C gt Average temperature is 25 0 C gt Offset adjustment value is 5 0 C Enter the new offset value 1 Touch Home i C APPS Settings 2 Enter the Settings password 3 Touch Temperature Calibration 4 Touch or on the Control Sensor spin box gt Value is factory preset to match the temperature measured in the unit cooler at the control sensor by an independent thermometer NOTE Control Sensor and Control Sensor Offset are factory preset and should not be changed unless directed by Helmer Technical Service 5 Touch or on the Control Sensor Offset spin box gt The offset should be equal to the difference between the freezer setpoint and the average temperature measured by an independent thermometer at the probe bottle gt Raise the offset value to lower chamber temperature lower the offset value to raise chamber temperature EXAMPLE gt Measured temperature at the probe bottle is 28 0 C gt Current setpoint is 30 0 C gt Offset adjustment value is 2 0 C 6 Touch Home to return to
85. obes EE 8 3 3 1 Fill Temperature Probe Bottle 8 3 3 2 Install Additional Probe Through Rear Port 8 34 Chall RECOrder wee Ee E TETTE T TITRES 9 3 4 1 Chart Recorder ACCESS nn 9 3 4 2 Install ChartPaper 9 4 ReferencesandCompliance 10 41 Alarmpeference 10 4 2 Regulatory Compliance 10 4 9 WEEE CODICE EE 10 S WI enee A AAA KAA REREN EE 11 5 1 Rel i Product Warranty USA and Canada 11 5 1 1 Rapid ES sas aped o c c3 recce AAA IIIA eer ce t e et a 11 MP E ein ei wA KAINI IIIA KA IA III AAA 11 EES Fa AAA KIA EA AE a E E 11 ur EPO WEE 11 5 1 5 Additional Warranty Information 11 5 2 Outside of USA and Cariada a uester d E e A de REPRE AE Geo ohn Hee ond E Rd A 12 Section Il i Series Models 13 6 Product Configuration 00 0 cc es 13 6 1 install Battery for Backup POWOL i 220444446 4k Sembee eke chee ees ASRS oe Okan eee aed eee BS ee d 13 6 2 Automatic Defrost Cycle 14 6 3 External Monitori
86. ome i C APPS Settings Details for each setpoint are displayed Temperature Controller Programs 2 00 pm 833297 01 01 2010 Temperature Controller Programs screen NOTE Default chamber temperature setpoint is 30 0 C Change the setpoint if gt Your organization requires a chamber temperature other than 30 0 C gt The normal chamber temperature is too high or low after completing preventive maintenance and applicable troubleshooting tasks 25 iz Helmer i Series Models Confirm gt Freezer has been placed per location requirements in the operation manual gt Preventive maintenance has been completed per operation manual gt Troubleshooting items associated with chamber temperature have been reviewed if necessary NOTE If the Settings screen is password protected or if viewing settings for the first time enter factory default password of 1234 Perform the following 1 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 freezer operates EXAMPLE gt Current setpoint is 30 0 C gt Target temperature is 25 0 C gt Setpoint adjustment value is 5 0 C 5 Touch or on the Hysteresis Setpoint spin box The hysteresis setpoint is the allowable fluctuation in temperature relative to the temperature setpoint A lower hysteresis setpoint wil
87. onnect to Remote Alarm Interface 60 12 4 Move Drawers Shelves andBaskets 60 12 5 MoveSiidesandBrackets 61 12 6 Level trie Freezer nnn 61 12 7 Optional Adapter Kits for Medication Dispensing Locks 61 12 8 Reverse Door Hinge and Handle 62 12 8 1 RemovetheDoorandHinges 62 12 8 2 Reverse the Cable Routing in the Door 64 12 8 3 Reinstall the Door and Hinges 66 12 9 Stacked Undercounter Units 69 1S ET de te CEET 70 13 1 Monitor and Controller Interface 70 194 Freezer Selot EE 71 13 3 Temperature Alarm Setpoints llle rra 71 13 3 1 High TemperatureAlarm 72 13 3 2 Low TemperatureAlarm 72 13 4 Temperature Calibration Setpoints 72 13 4 1 Monitor Offset 73 13 4 2 Control Sensor Offset
88. oor open gt If door is locked use the key to override the Access Control lock then open door 3 Pull the electrical wiring out of the door handle to expose the spade connectors 4 Separate the two pairs of spade connectors 5 Use a 10 spanner driver to remove 3 screws securing the door handle and cartridge 360142 D A 37 i Series Models 6 Remove the door handle and cartridge NOTE gt Nylon spacers are installed over the middle and lower screws between the handle and the door These spacers will be reused when the new cartridge is installed gt To obtain a 10 spanner driver part number 220559 Contact Helmer Technical Service 8 6 2 Cartridge Installation 1 Place the cartridge inside the handle gt Align the holes in the cartridge with the holes in the handle Access Control cartridge aligned with corresponding holes in the handle 2 Insert upper screw through a Upper hole in handle b Door latch c Latch bushings d Cartridge body 3 Insert lower screw through a Lower hole in handle b Nylon spacer 4 Place the assembly against the door a Align the screw with the corresponding hole in the door b Hand thread the screw into the hole in the door 360142 D A 38 Ke Helmer i Series Models 8 7 360142 D A Latch Nylon latch Upper screw bushing Metal latch bushing Install middle screw here Nylon spacer Install nylon spacer here Lower screw 5 Install the middle screw a Use needle no
89. perature probe 800038 1 IK Drawer slide for drawer or roll out basket 400753 2 Probe bottle and propylene glycol kit 400922 2 E Shelf 400814 1 CcC II Qimimiocoi o 52 Ke Helmer i Series Models Schematic Label Label Description Part Number Not Optional adapter kit for medication Call Helmer or your distributor for E shown dispensing lock specific information 10 4 1 Unit Cooler A B C D E F Unit cooler interior features Schematic Label A Unit cooler assembly 115 V 120592 F 230 V 120657 B Fan guard C Unit cooler fan motor 115 V 120540 E 230 V 120658 Label Description Part Number D Temperature control probe 800048 1 IT E Defrost heater 115 V 120633 R 230 V 120659 F Defrost heater limit thermostat 800014 1 S Not Defrost temperature probe IL shown 10 5 Side Access Panel Undercounter freezers feature easy access for servicing removal and replacement of the compressor and condenser The compressor is accessible from the rear and the side Side access panel 360142 D A 53 F Helmer i Series Models 10 6 Door and Hinge E H I e p n as eg M mcn Pec pe SE Hinge hinge spring and pin assembly and door handle with key lock NOTE Spring tension is controlled at the point where the pin is stopped by the side plate C D Label Description Part Number A Hinge covered e
90. r gt Calibrate chart recorder to match chamber temperature Chart Recorder Access Open door by pulling door open Install Chart Paper 1 Press and hold C button When stylus begins to move left release button The LED flashes to indicate current temperature range 2 When stylus stops moving remove chart knob then move knob up and away 3 Place chart paper on chart recorder 4 Gently lift stylus and rotate paper so current time line corresponds to time line groove 5 Hold chart paper and reinstall chart knob NOTE gt For accurate temperature reading ensure that current time is aligned with time line groove when chart knob is tightened gt Do not overtighten knob 6 Confirm temperature range is set to the correct value 7 Press and hold C button When stylus begins to move right release button 8 Confirm stylus is marking temperature correctly is Helmer General Information A References and Compliance 4 1 Alarm Reference If an alarm condition is met an alarm activates Some alarms are visual only others are visual and audible Some alarms are sent through the remote alarm interface The table indicates if an alarm is audible A visual V or sent through the remote alarm interface R Alarm Alarm Type High Temperature A V R Low Temperature A V R Compressor Temperature A V R i Series Door Open Time A V R Power Failure A V R Low Battery V i Series No Battery A V R i Series Probe Fa
91. r tube inside the unit cooler b Reconnect wires if they have separated 2 Attach unit cooler cover a Lift unit cooler cover into place b Front edge of the cover should be behind the unit cooler case c Use the socket wrench to install 4 screws to secure the unit cooler cover 3 Insert the drain tube through hole in the cabinet a Push drain tube upward at an angle toward the unit cooler drain port b Picot the drain tube downward then push the tube upward c Inthe chamber push the drain tube onto unit cooler drain port 4 Attach the drain tube to the fan tube 5 Insert the drain line heater in the drain tube a Insert the heater at an upward angle b The black heating element should no longer be visible 8 Reinstall top drawer basket or shelf if previously removed 9 Reattach the drain line heater wires to the cabinet 10 On the back of the cabinet press putty around the drain hose and partially into the hole 11 Install the protective cover on the rear of the cabinet 12 Switch AC ON OFF switch ON Switch battery switch ON 13 Touch Mute to disable the high temperature alarm while freezer reaches operating temperature 8 6 Access Control Cartridge Removal and Installation The Access Control lock cartridge is a serviceable assembly installed on the cabinet Required tools gt Needle nose pliers gt 10 spanner driver 8 6 1 Cartridge Removal 1 Switch AC ON OFF switch OFF Switch battery switch OFF 2 Open freezer door and prop the d
92. rlier 31 iz Helmer i Series Models 7 4 2 7 4 3 7 4 4 7 5 360142 D A Manual Chamber Alarm Test NOTE Before testing alarms protect items in freezer from extended exposure to adverse temperature Obtain gt 1 40z 125 ml glass of product simulation solution propylene glycol NOTE Temperature probes are fragile handle with care Test the high alarm 1 Identify setting for high alarm setpoint 2 Place the glass of product simulation solution in the freezer A When the product simulation solution has stabilized at the chamber temperature remove the solution from the freezer 4 Remove the chamber temperature probe from the probe bottle and insert into the product simulation solution 5 While stirring probe in the product simulation solution observe the temperature on the i C display at which the high temperature alarm sounds 6 Compare the temperature at which the alarm sounds to the high alarm setpoint If values do not match refer to chapter 9 Troubleshooting 7 Remove probe from product simulation solution 8 Place temperature probe in probe bottle immersing it at least 2 50 mm Power Failure Alarm Test NOTE During a power failure the power failure alarm sounds and the battery provides power to the monitoring system 1 Change Power Failure delay setting to 0 minutes a Touch Home Settings Alarm Settings b Touch or on the Power Failure spin box to change the value to 0 2 Switch A
93. s refer to the i C User Guide Defrost Event On Off Default Time 12 00 AM 8 00 AM 4 00 PM 6 00 PM NOTE There must be a minimum of 4 hours between defrost cycles External Monitoring Devices The remote alarm interface is a relay switch with 3 terminals gt Common COM gt Normally Open NO gt Normally Closed NC Terminals are dry contacts and do not supply voltage Interface circuit is either normally open or normally closed depending on terminals used Requirements for your alarm system determine which alarm wires must connect to terminals NOTE Do not connect any monitoring device that exceeds the maximum load capacity The terminals on the remote alarm interface have the following maximum load capacity gt 0 5Aat 125 V AC 1A at 250 V DC Connect to Remote Alarm Interface 1 Switch AC ON OFF switch OFF Switch battery switch OFF 2 On back of freezer locate the remote alarm terminals A Connect 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 Switch battery switch ON Switch AC ON OFF switch ON 6 Touch Mute to disable the high temperature alarm while freezer reaches operating temperature oO 14 Ke Helmer i Series Models 6 4 Move Drawers Shelves and Baskets Storage features N CAUTION gt Before moving drawers ensure they are completely empty for safe lifting
94. s detailed in this procedure the drain port may be damaged Improper drainage may result in excessive icing and freezer s inability to maintain temperature Required tools gt 5 16 socket wrench gt Tool to push putty away from the drain tube 360142 D A 77 Horizon Series Models QO nmuo O Drain line fan and heater components Label Description A Unit cooler cover Drain port Drain fan Fan tube Heating element Heater wires Protective cover ILTopimimioco oi u Drain tube 14 4 1 Remove the Unit Cooler Cover 1 Switch AC ON OFF switch OFF Disconnect the battery 2 Remove the rear protective cover G on the rear of the cabinet a Loosen 4 screws b Slide the cover up and remove c Cutthe wire ties securing the drain line to the cabinet A Onthe back of the cabinet peel the putty back to expose the drain tube H and drain heater E N CAUTION The condensate evaporator and water evaporation tray are hot 4 Inside the cabinet remove the putty around the drain tube 5 Remove the wire ties securing the heater wires F to the cabinet Verify the heating element is cool 6 Remove the drain heater from the drain tube 7 Remove the drain tube H by pulling it downward The drain tube should separate from the fan tube D at the 90 elbow leaving the fan tube D attached to the fan C a The section of the drain tube inside the cabinet should separate from unit cooler drain port B b Gently twist the drain tube
95. sconnect freezer from AC power when cleaning In environments where freezer 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 3 2 Exterior Clean exterior surfaces with soft cotton cloth and non abrasive liquid cleaner 14 3 3 Interior Clean painted surfaces with mild detergent Clean stainless steel surfaces with a general purpose laboratory cleaner suitable for stainless steel 14 3 5 Clean and Refill Probe Bottle NOTE A kit that includes a probe bottle and propylene glycol is available from Helmer Obtain gt Fresh water bleach solution not provided gt 1 9 ratio of bleach to water gt Bleach is 5 solution of commercial sodium hypochlorite NaOCl gt Equivalent oxidizing cleaner disinfectant approved by your organization may be substituted gt 40z 120 ml of product simulation solution per bottle gt Solution is a 1 1 ratio of water to propylene glycol Clean and refill bottle Remove probe 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 probe immersing at least 2 50 mm NO Om P GA MM ch 14 4 Unit Cooler Cover Removal and Installation If unit cooler cover is not removed a
96. se pliers to hold the nylon spacer inside the door handle b Align nylon spacer with the middle hole in the handle c Insert a screw through the handle and the spacer d Hand thread screw into the door 6 Install the lower screw a Use needle nose pliers to hold the nylon spacer inside the door handle b Align nylon spacer with the lower hole in the handle c Insert a screw through the handle and the spacer d Hand thread screw into the door NOTE Ensure the wires will not be pinched between the handle and the door 7 Use a 10 spanner driver to tighten all 3 screws 8 Connect the electrical wires from the door to the wires from the cartridge gt Tuck the excess wiring into the door handle 9 Close freezer door 10 Switch AC ON OFF switch ON Switch battery switch ON 11 Touch Mute button to disable the high temperature alarm while freezer reaches operating temperature 12 Check for proper engagement of the latch over the catch a Latch should engage the catch on the freezer cabinet and prevent the door from being opened b Ifthe door closes fully but can be opened adjust the catch on the cabinet up to engage the latch c Ifthe door does not close fully adjust the catch down to allow the door to close Supplies Refrigerant non CFC R 404A Chart paper 220419 52 sheets Propylene glycol solution 400922 2 1 12 V 7 Ah rechargeable sealed lead acid battery 120628 1 9 V non rechargeable alkaline or equivalent battery 120218
97. sembly with Access Control option 7 Remove door latch door catch 360142 D A 17 t gt Helmer 360142 D A i Series Models Without Access Control a b Remove 2 screws holding the door latch plates and spacer bar on the cabinet Set the latch plates and spacer bar aside With Access Control a Remove 2 screws holding the door catch on the cabinet b Set the door catch aside Cabinet Cabinet Strike plate Door catch Remove 2 screws Remove 2 screws ES Gti Left Door latch plates without Access Control option Right Door catch with Access Control option 8 With the door shut remove the cover plate from both hinges 9 Remove the spring assembly from the lower hinge NOTE a OO Oo 070 Use a J hook tool to engage the left most hole in the spring cap and rotate the spring cap from left to right and hold Remove the pin from the spring cap Allow the spring to relax Use a J hook tool to engage any hole in the spring cap compress spring downward Remove spring assembly from the lower hinge Set the spring assembly aside gt A second person should assist by supporting the door while the hinges are removed gt The 2 screws holding the hinge on the door are longer than the 3 screws holding the hinge on the cabinet The screws must be installed in the same location when moving the hinge to the opposite side of the door 10 Remove the lower hinge 11 a a OO Oo E Support t
98. ssary Using a multi purpose grease lubricate the bearings in the slides Pull the drawer or basket out and confirm the slides are free of ice De ice if necessary Confirm both slides for the drawer or basket are mounted at the same height Confirm the slide is operating correctly Replace if necessary Confirm the hinges are free of debris Clean the hinges if necessary Confirm the hinge spring or pin is not damaged Replace entire hinge lower hinge only if necessary Using a general purpose grease lubricate the pivots in the hinges Replace the entire lower hinge spring and pin assembly 82 Helmer 15 2 360142 D A Chamber Temperature Problems Problem Prob appears on the display but the chamber temperature is set correctly An error code displays on the monitor The chamber temperature meets an alarm condition but the appropriate temperature alarm is not active The compressor runs continuously Possible Cause Connections for the chamber temperature probe are loose Temperature probe wiring is an open circuit A component is faulty A component is faulty or internal connections are loose Temperature alarm setpoint was changed Freezer setpoint is set too low Temperature control probe in the unit cooler is faulty Temperature monitor control board is faulty Compressor starting relay is faulty Defrost timer is faulty gt
99. t Connections for the condenser temperature probe are loose Condenser temperature probe is faulty Condenser fins are gt dirty Compressor is overheating due to a lack of air flow Condenser probe is gt not calibrated Condenser alarm gt setpoint is too low Condenser fan motor gt is faulty A component is faulty or internal connections are loose Monitor settings are gt not calibrated Temperature changed slightly around the time of activation Battery voltage gt level on the backup batteries for the monitoring system is low 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 freezer 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 Technical Service Confirm the temperature probe is reading correctly Calibrate the probe if necessary No action necessary Replace the backup batteries for the monitoring system 45 Helmer 9 4 9 5 360142 D A Testing Pro
100. t affected maintained in real time clock 12 hour Not affected maintained in real time clock Language previously selected during setup C 29 Helmer 7 3 5 7 3 6 7 4 360142 D A i Series Models Setting Restored Value High Temperature Alarm Time Delay O minutes Low Temperature Alarm Setpoint 35 0 C Low Temperature Alarm Time Delay O minutes Power Failure Alarm Time Delay 1 minute Probe Failure Alarm Time Delay O minutes Door Open Time Alarm Time Delay 3 minutes Compressor Temperature Alarm Setpoint 50 0 C Compressor Temperature Alarm Time Delay 0 minutes Chamber Setpoint 30 0 C Chamber Hysteresis 2 0 C Delay on Start Up 2 minutes Control Relay Probe Failure Duty Cycle 100 Defrost Event 1 On Off Off Defrost Event 1 Start Time 12 00 AM Defrost Event 2 On Off On Defrost Event 2 Start Time 8 00 AM Defrost Event 3 On Off Off Defrost Event 3 Start Time 4 00 PM Defrost Event 4 On Off On Defrost Event 4 Start Time 6 00 PM Defrost Time Defrost Safety Operation Time 15 minutes Restore Factory Default Settings 1 Touch Home i C APPS Settings Restore Factory Settings 2 A 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 Change Factory Settings Several of the freezer operating parameters ar
101. te exit from program mode New settings are saved A Hysteresis gt Default setpoint is 2 0 C gt Allowable temperature variance on each side of the freezer setpoint NOTE Hysteresis is factory preset and should not be changed unless directed by Helmer Technical Service Test Alarms Test alarms to ensure they are working correctly The freezer has alarms for chamber temperature power failure and door open time NOTE Before testing alarms protect items in freezer from extended exposure to adverse temperature 74 Keis Helmer Horizon Series Models 13 5 1 13 5 2 13 5 3 14 360142 D A Chamber Temperature Alarm Obtain gt 1 40z 125 ml glass of product simulation solution propylene glycol NOTE Temperature probes are fragile handle with care Test the high alarm 1 Identify setting for high alarm setpoint 2 Place the glass of product simulation solution in the freezer A When the product simulation solution has stabilized at the chamber temperature remove the solution from the freezer 4 Remove the chamber temperature probe from the probe bottle and insert into the product simulation solution 5 While stirring probe in the product simulation solution observe the temperature on the monitoring system display at which the high temperature alarm sounds 6 Compare the temperature at which the alarm sounds to the high alarm setpoint If values do not match refer to chapter 15 Troubleshooting
102. the freezer is level and the door is aligned closing tightly and sealing correctly Correct issues as necessary Confirm the freezer is level and the door is aligned closing tightly and sealing correctly Correct issues as necessary Confirm the unit cooler drain line is free of debris and is not restricted Remove debris if necessary Confirm the drain tube is free of debris Remove debris if necessary Confirm the external drain fan is running Hold a piece of paper in front of the fan and confirm that the paper is being drawn toward the freezer Confirm the connections are secure Tighten connections if necessary Replace the drain line fan if necessary Confirm the freezer is level and the door is aligned closing tightly and sealing correctly Confirm freezer location meets requirements 46 Ke Helmer i Series Models Problem Possible Cause Action After a defrost cycle Not enough time has Allow approximately 20 minutes after the end no water flows into elapsed since the end of the defrost cycle to check for water in the the water evaporation of the defrost cycle evaporation tray tray Drain line is plugged gt Confirm the drain tube is free of debris Remove debris if necessary Drain line heater is Confirm the drain line heater is warm to the touch faulty Contact Helmer Technical Service to resolve issues as necessary TDefrost heater on the Check for ice buildup on the evaporator by
103. them in the bottle The probe and thermometer should be immersed at least 2 50 mm 4 Close the door and allow the chamber temperature to stabilize for 10 minutes Observe and note the thermometer temperature 6 Lower the Offset Value to lower displayed monitor temperature raise the Offset Value to raise displayed monitor temperature oO EXAMPLE gt Measured temperature at the probe bottle is 28 0 C gt Displayed temperature is is 30 0 C gt Offset adjustment value is 2 0 C Remove thermometer and probe from bottle and remove tape Replace the probe in probe bottle Replace bottle cap ensuring a tight fit 10 Place the probe in bottle immersing at least 2 50 mm Oo oO N Enter the new offset value 1 Hold Up Arrow and Down Arrow for 3 seconds MONITOR lamp will flash to indicate entry into program mode Press SEL until only the MONITOR lamp flashes Hold SET then press Up Arrow or Down Arrow to change the setpoint Release SET button Hold Up Arrow and Down Arrow for 3 seconds MONITOR lamp stops flashing to indicate exit from program mode New settings are saved ok ON Control Sensor Offset gt Controls chamber temperature gt Factory preset gt Varies for each freezer Determine control sensor offset NOTE Control Sensor Offset is factory preset and should not be changed unless directed by Helmer Technical Service 73 Keis Helmer Horizon Series Models 13 4 3 13 5 360142 D
104. tions if necessary Check the continuity of the probe wiring Replace the probe if necessary Check the level of product simulation solution in the bottle Clean and refill the bottle if necessary Refill the bottle with new solution Reset the monitoring system Confirm the temperature probe is reading correctly Calibrate the chamber probe if necessary Check the current setpoints for the temperature alarms Change the setpoints if necessary Confirm the setpoint is set within the operating range and change it if necessary Confirm the temperature controller or monitor control board is operating correctly Replace it if necessary Confirm the relay is operating correctly Replace the relay if necessary 41 Helmer 9 3 360142 D A Possible Cause Problem The chamber temperature does not stabilize at the freezer setpoint Temperature monitor gt control board is faulty Condensing unit fan is gt not running Unit cooler fan is not running Compressor motor gt has seized Refrigerant level is too gt Compressor starting gt relay is faulty Condenser grill is gt dirty Circulation in the chamber is not adequate Ambient air temperature around the freezer is too high A component is gt faulty or internal connections are loose Alarm Activation Problems Problem Possible Cause The freezer is in an alarm condition but alarms are not audible
105. ubleshooting a 82 15 1 General Operation Problems n 82 15 2 Chamber Temperature Problems 83 15 3 Alarm Activation Problems 85 15 4 Condensation and Icing ProblemS 87 Wl EE 87 TOA EE 88 16 1 1 Access Control Option 88 16 1 2 Control System DisplayParts 89 16 1 3 E e Tree KH gie Wel re le Te DEENEN 89 1O EEN 90 1650 EICCUICAl II Ee Ee e ek deet Ge dE IA 91 16 3 1 Electrical TrayComponents 92 16A MONO MEPPPTT T TTPT 93 16 5 Een ele le E E E EE AA eee oo O EE E EE OE 95 17 Sclielidli EE a d eee ou ears 97 17 1 HPF and HLF Models 105 Configuration 97 360142 D A i Helmer General Information Section I General Information 1 About this Manual 1 1 Intended Audience This manual is intended for use by end users of the freezer and authorized service technicians 1 2 Model References Generic references are used throughout this manual to group models that contain similar features For example 105 models ref
106. ut the appropriate alarm is not audible or active faulty or internal connections are loose Alarm Disable key is gt in the OFF position Audible alarms are gt muted Alarm setpoint was gt changed Connections for the The High Temperature alarm activates when the door is opened then clears shortly after the door is closed chamber temperature probe are loose Chamber 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 The freezer 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 Circuit breaker is gt tripped Horizon Series Models Action Confirm the circuit board and line connections are functioning correctly Replace parts with those included in the control board kit or replace the monitor control board Replace the alarm buzzer Contact Helmer Technical Service Turn the Alarm Disable key to the ON position Verify that audible alarms are not muted Check the current setpoints for the alarms Test the chamber temperature probe connections Secure the connections if necessary T
107. uting right hinged door Right New cable routing left hinged door 7 Reposition the braided sleeve a Cut the zip ties A on the braided sleeve B b Slide the sleeve and grommets C along the cables towards the door c Slide the braided sleeve through the slot in the door and insert the door side grommet into the hole in the door d Install new zip ties to prevent the braided sleeve from moving along the cables A 0 V gt X C Z C A Braided sleeve detail 8 Reinstall the inner door frame inside the outer door frame Install screws in the unused holes on the door where hinges were originally installed Reinstall the Door and Hinges 1 Install the hinges and hinge plates on the door a Hand thread 2 screws through each hinge and into the door b Leave the screws slightly loose c Ifa shim was used on the lower hinge transfer the shim to the new hinge location NOTE Ensure that the upper and lower hinges are not interchanged when moving the hinges to the opposite side of the door 21 Ke Helmer i Series Models 360142 D A Door Hinge 2 screws long Hinge plate Shim Attach hinge to door lower hinge shown NOTE A second person should assist by supporting the door while the hinges are installed 2 Install the door on the cabinet a Lift the door to the cabinet b Align the holes in the hinges with the corresponding holes in the cabinet c Hand thread 3 screws through each hinge and into the cab
108. w Setting Saved appears next to the spin box NOTE After saving the new temperature value the displayed temperature may not match the new value This is normal 8 Replace the probe in probe bottle 9 Remove thermometer and probe from bottle and remove tape 10 Replace bottle cap ensuring a tight fit 11 Place probe in bottle immersing at least 2 50 mm Calibrate Compressor and Evaporator Probe The compressor and evaporator temperature probes have been factory calibrated Calibration settings should not be changed 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 freezer was shipped 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 High Temperature Alarm Setpoint Restored Value i C APPS Temperature Alarm Test Temperature Graph Information Logs Download High 3 symbols 1234 On 9 On Values previously entered during setup Serial number entered at factory MM DD YYYY No
109. witch and unit cooler fan connections Secure the connections if necessary Replace the door switch or fan motor if necessary Check the level of product simulation solution in the bottle Clean and 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 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 43 Helmer Problem The Door Open alarm is activating sporadically All alarms are activating sporadically 360142 D A i Series Models Possible Cause Action Door is not closing completely Door is closing but not gt sealing completely Connections for the gt door switch are faulty Door switch is faulty gt Monitor control board gt is faulty A component is faulty or internal connections are loose Door Ajar Timeout is set to zero causing the alarm to activate immediately when the door is opened Alarm system is faulty gt Monitor control board gt is faulty A component is faulty or internal connections are loose Compressor is overheating due to lack of airflow
110. with the Access Control option adjust the catch on the cabinet to engage the Access Control latch on the door a Latch should engage the catch on the freezer cabinet and prevent the door from being opened b Ifthe door closes fully but can be opened adjust the catch on the cabinet up to engage the latch c If the door does not close fully adjust the catch down to allow the door to close Stacked Undercounter Units CAUTION For a stacked configuration both units must have leveling feet installed The back brace bars and front stabilizing brackets must be installed When stacking a refrigerator and freezer 104 and or 105 models place the heavier unit on the bottom Do not open multiple loaded drawers or baskets at the same time VvVvYvY Call Helmer or your distributor for more information on the stacking kit and for methods to secure both units to the wall and or the floor Settings Through the i C monitoring and control system current settings may be viewed and changed To view settings touch Home i C APPS Settings Use a touch drag motion to scroll up or down to display additional settings NOTE If the Settings screen is password protected or if viewing settings for the first time enter factory default password of 1234 When there is no interaction for two minutes the Temperature Setpoint screen closes and returns to the Home screen Default values for general settings alarm settings and display settings are av

Download Pdf Manuals

Related Search

Related Contents

WIRELESS RECEIVER  Manual de Instrucciones Contenido de la Caja  ダイキン個別空調システム エコ・アイス 2005/06発行 47p 裏表紙  F-Kit(F-キット) 有機酸 糖質 糖アルコール 酵素法測定  Neuchâtel  Azio Levetron  OPERATORS MANUAL, PART 1    Page 1 Page 2 安全に使用するための注意事項 ー 本書に対する注意    

Copyright © All rights reserved. Failed to retrieve file