EasyManua.ls Logo

Helmer i.series - Service Manual

Helmer i.series
126 pages
Save Page as PDF
Print Icon
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Loading...
Undercounter Freezer
Service Manual
i.Series™ and Horizon Series™
Plasma Models
• i.Series: iPF105 (Version B)
• Horizon Series: HPF105 (Version B)
Laboratory Models
• i.Series: iLF105 (Version B)
• Horizon Series: HLF105 (Version B)
Model
S/N
0086
ISO 13485:2003 CERTIFIED
HELMER, INC.
14395 Bergen Boulevard
Noblesville, IN 46060 USA
Phone +1 (317) 773-9073
USA and Canada (800) 743-5637
360142-1/E

Table of Contents

Other manuals for Helmer i.series

Preview: Operation Manual
Operation Manual30 pages
Preview: Instructions For Use
Instructions For Use28 pages
Preview: Service And Maintenance Manual
Service And Maintenance Manual76 pages

Questions and Answers

  • R
    Rebecca MooreSep 1, 2025
    What causes a Helmer Refrigerator to meet an alarm condition, but the appropriate alarm is not active?
    • D
      Dr. Austin FaulknerSep 1, 2025
      If your Helmer Refrigerator meets an alarm condition, but the appropriate alarm isn't active, it's possible that the alarm setpoint was changed. Check the current setpoints for the temperature alarms and change them if necessary. If this doesn't resolve the issue, the control board might be faulty and require replacement with parts from the control and display board kit.
  • J
    jchambersAug 25, 2025
    Why is the Door Open alarm activating sporadically on my Helmer i.series?
    • C
      Caitlin GarciaAug 25, 2025
      If the Door Open alarm is sporadically activating on your Helmer Refrigerator, there are several possible causes. First, make sure that the door is completely closed. Check the door alarm delay setting; the default is 3 minutes, so ensure it hasn't been set to 0. Lastly, inspect the door switch and wiring for any faults, checking the wiring and continuity of the switch contacts, and replace the switch if necessary.
  • M
    Matthew LeeNov 26, 2025
    Why is the chamber temperature too high or low in my Helmer Freezer?
    • A
      Andrea HaasNov 26, 2025
      Several factors can cause temperature issues in your Helmer freezer. The probe bottle might be empty, or the probe could be out of the bottle; ensure the solution level is correct and the probe is properly inserted. The display temperature might need calibration, so follow the temperature calibration process. A recently opened or extended door opening can also affect the temperature; close the door and allow the temperature to stabilize. Other potential causes include a dirty condenser coil (clean it regularly), insufficient airflow around the unit (check spacing and ambient conditions), or blocked airflow inside the chamber (verify product placement). Also, check the temperature setpoint, control probe offset, unit cooler fan motor, condenser fan motor, and compressor. If ice builds up in...
  • W
    welchjessicaSep 6, 2025
    What to do if the i.Lock Interlock is not working on my Helmer i.series Refrigerator?
    • J
      Joseph CastilloSep 6, 2025
      If the i.Lock Interlock on your Helmer Refrigerator isn't working, first ensure that the key switch is turned ON. Then, check for any obstructions preventing the door from closing completely and remove them. If the issue persists, the door switch may be broken and need replacement.
  • J
    Jasmine PowellSep 12, 2025
    What should I do if the alarm monitor on my Helmer Freezer is not responding?
    • V
      Vicki BarreraSep 12, 2025
      If the alarm monitor is not responding on your Helmer Freezer, it may be due to digital electronics being locked because of an interruption in power. Try resetting the monitoring system.
  • A
    Ashley HarrisSep 3, 2025
    What to do if the chamber temperature displayed is higher or lower than the actual temperature on my Helmer i.series Refrigerator?
    • M
      Maureen SheppardSep 3, 2025
      If the chamber temperature displayed on your Helmer Refrigerator is inaccurate, first check the level of product simulation solution in the probe bottle and refill if necessary. Then, confirm the temperature probe is reading correctly and calibrate the chamber probe if needed. Also, test the chamber probe connections to ensure they are secure. If the issue persists, check the continuity of the probe wiring and replace the probe if necessary. Finally, if there was a recent power interruption, reset the monitoring system.
  • D
    Daniel BrownAug 29, 2025
    What causes probe failure alarms on a Helmer Freezer?
    • C
      Christopher JuarezAug 29, 2025
      Probe failure alarms on your Helmer freezer are usually caused by a faulty probe or wiring connection. Check the corresponding probe connection, test the resistance of the probe (86 ? to 110 ?), and replace the probe if needed.
  • R
    robertbanksSep 14, 2025
    What to do if the “clean Filter” alarm is activated on my Helmer Freezer?
    • I
      idavisSep 14, 2025
      If the “clean Filter” alarm is activated on your Helmer Freezer, it may be because the clean filter time interval has been reached or the condenser filter is dirty/clogged. Clean the condenser filter, then acknowledge the clean filter alarm in the event log to clear the alarm. Also, verify the fan is not physically impeded and check voltage going to the fan motor, replacing it if necessary.
  • A
    Andrew SharpSep 8, 2025
    Why does the Door Open alarm keep going off on my Helmer Freezer?
    • G
      Gina TerrySep 8, 2025
      If the Door Open alarm is activating sporadically on your Helmer Freezer, the door may not be closing or sealing completely. Clean the hinges if there is debris present, confirm the door is aligned correctly, and check that the hinge spring and/or pin are not damaged. Replace the hinge if needed. Also, ensure the door gasket seals completely, and replace it if necessary. Check the connections for the door switch and secure them if necessary. If the switch is faulty, replace it. If these steps don't resolve the issue, the monitor/control board may be faulty and should be replaced with parts from the control and display board kit, or the entire board should be replaced. Finally, check the Door Ajar Timeout setting and adjust it if it's set to zero.
  • L
    lhoganAug 27, 2025
    How to fix Drive Space Low alarm on Helmer i.series Refrigerator?
    • T
      Travis HendersonAug 27, 2025
      To resolve the Drive Space Low/Drive Space Full alarm on your Helmer Refrigerator, replace the SD card.

Summary

About this Manual

Intended Audience

Defines the target users for this service manual.

Symbols and Conventions

Explains important symbols like Caution, Note, and Model references.

Copyright and Trademark Information

Details copyright and trademark ownership for Helmer products.

Safety Precautions

Safety Labels

Identifies and explains various safety labels on the freezer.

Avoiding Injury

Provides essential safety instructions for safe operation and maintenance.

Freezer Configuration

Model and Input Power Identification

Locates and identifies model and power requirement labels.

Identifying Control Systems

Distinguishes between i.C³ and Horizon Series control systems.

Preparing the Temperature Probe

Instructions for preparing the temperature probe for monitoring.

Preparing the Chart Recorder

Steps to prepare the chart recorder for operation.

i.Series Product Configuration

Installing Backup Batteries

Details how to install batteries for monitoring system backup power.

Freezer Setpoint Configuration

Explains how to set and change the freezer's temperature setpoint.

Automatic Defrost Cycle Configuration

Describes how to configure the automatic defrost cycle settings.

External Monitoring Devices

Connects the freezer to external monitoring and alarm systems.

Moving Drawers, Shelves, and Baskets

Instructions for removing and installing internal storage components.

Leveling the Freezer

Guides on adjusting leveling feet for proper drainage and stability.

Door Characteristics

Describes the standard solid door and hinge features.

Door Hinge and Handle Reversal

Step-by-step guide for reversing door hinges and handles.

Temperature Controller Settings

Temperature Setpoint Settings

Explains how to view and change temperature setpoints and related parameters.

Temperature Calibration Settings

Details how to calibrate temperature probes for accurate readings.

Maintenance Procedures

Recharging Refrigerant

Step-by-step guide for recharging the freezer's refrigerant system.

Checking Backup Battery

How to test and verify the function of the monitoring system backup battery.

Cleaning the Freezer

Instructions for cleaning the condenser grill and exterior surfaces.

Defrosting the Freezer

Procedures for performing manual defrost cycles on the freezer.

Access Control Cartridge Replacement

Guides on removing and replacing the Access Control lock cartridge.

Supplies

Lists common supplies and part numbers used for maintenance.

Troubleshooting Guide

General Operation Problems

Addresses issues with drawers, doors, and display responsiveness.

Chamber Temperature Problems

Diagnoses and resolves issues related to chamber temperature accuracy.

Alarm Activation Problems

Solves problems with alarms not sounding or activating incorrectly.

Condensation and Icing Problems

Addresses excessive moisture, condensation, and ice buildup issues.

Parts Identification

Control and Monitoring Parts

Lists components for the i.C³ system and chart recorder.

Front Panel Parts

Identifies parts located on the front lower panel, including access control.

Rear and Under Components

Details components located on the rear and underside of the freezer.

Side Access Panel Parts

Components accessible via the side access panel.

Interior Components

Lists interior parts like probes, bottles, and door switches.

Unit Cooler Parts

Identifies components within the unit cooler assembly.

Storage Parts

Lists parts related to drawers, shelves, and baskets.

Door and Hinge Parts

Lists parts related to the door, hinges, and locking mechanisms.

Schematics Diagrams

iPF and iLF Models: 105 Configuration

Provides wiring diagrams for iPF and iLF 105 configuration models.

System Settings and Configuration

Navigating the Home Screen

Familiarizes users with the monitoring system interface and its functions.

Viewing and Changing Settings

How to view current settings and change parameters like setpoints.

Calibrating Temperature Probes

Guides for calibrating chamber, compressor, and evaporator probes.

Restoring Factory Defaults

How to reset various system settings back to their original factory values.

Testing Alarms

Procedures for testing temperature, power failure, and door open alarms.

Touchscreen Calibration

Steps to recalibrate the i.C³ touchscreen if it becomes unresponsive.

Horizon Series Product Configuration

Installing Backup Batteries

Details how to install batteries for monitoring system backup power.

Freezer Setpoint Configuration

Explains how to set and change the freezer's temperature setpoint.

Automatic Defrost Cycle Configuration

Describes how to configure the automatic defrost cycle settings.

Moving Drawers, Shelves, and Baskets

Instructions for removing and installing internal storage components.

Leveling the Freezer

Guides on adjusting leveling feet for proper drainage and stability.

Door Hinge and Handle Reversal

Step-by-step guide for reversing door hinges and handles.

Horizon Series Temp Controller Settings

Hysteresis Settings

Explains the hysteresis band for temperature control.

Alarm Setpoints

Details high and low temperature alarm setpoint configurations.

Temperature Offset Values

Describes control and monitor offset values for temperature calibration.

Horizon Series Maintenance

Recharging Refrigerant

Step-by-step guide for recharging the freezer's refrigerant system.

Checking Backup Battery

How to test and verify the function of the monitoring system backup battery.

Cleaning the Freezer

Instructions for cleaning the condenser grill, exterior, and interior.

Defrosting the Freezer

Procedures for performing manual defrost cycles on the freezer.

Unit Cooler Cover Removal;Installation

Guides on removing and installing the unit cooler cover and related parts.

Access Control Cartridge Replacement

Guides on removing and replacing the Access Control lock cartridge.

Supplies List

Lists common supplies and part numbers used for maintenance.

Horizon Series Troubleshooting Guide

General Operation Problems

Addresses issues with drawers, doors, and display responsiveness.

Chamber Temperature Problems

Diagnoses and resolves issues related to chamber temperature accuracy.

Alarm Activation Problems

Solves problems with alarms not sounding or activating incorrectly.

Condensation and Icing Problems

Addresses excessive moisture, condensation, and ice buildup issues.

Horizon Series Parts Identification

Control and Monitoring Components

Lists parts for the Horizon Series control system and chart recorder.

Front Panel Components

Identifies parts on the front panel, including Access Control.

Rear and Under Components

Details components located on the rear and underside of the freezer.

Side Access Panel Components

Parts accessible via the side access panel.

Interior Components

Lists interior parts like probes, bottles, and door switches.

Unit Cooler Components

Identifies parts within the unit cooler assembly.

Storage Components

Lists parts related to drawers, shelves, and baskets.

Door and Hinge Components

Lists parts related to the door, hinges, and locking mechanisms.

Horizon Series Schematics Diagrams

HPF and HLF Models: 105 Configuration

Provides wiring diagrams for HPF and HLF 105 configuration models.

Horizon Series Settings and Controls

Touring the Monitoring System

Familiarizes users with the monitoring system interface and its functions.

Viewing and Changing Settings

How to view current settings and change parameters like setpoints.

Calibrating Monitor Readout

Steps to calibrate the displayed temperature to match actual chamber temperature.

Testing Alarms

Procedures for testing temperature, power failure, and door open alarms.

Warranty Information

Product Warranty (USA & Canada)

Details warranty coverage, terms, and service for USA and Canada.

Warranty Outside USA & Canada

Information on obtaining warranty service from local distributors outside North America.

References and Compliance

Alarm Reference Guide

Lists alarms, their types (audible, visual, remote), and messages.

Energy Conservation and Compliance

Covers energy efficiency and regulatory compliance standards.

Helmer i.series Specifications

General IconGeneral
BrandHelmer
Modeli.series
CategoryRefrigerator
LanguageEnglish

Related product manuals