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Haier HF50CM23NW Service Manual

Chest freezer
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SERVICE MANUAL
Order No. Ref1404S005V0

Chest Freezer

MODEL: HF50CM23NW
HF71CM33NW
WARNING
This service information is designed for experienced repair technicians only and is not designed for use by the general public. It
dose not contain warnings and cautions to advice non-technical individuals of potential dangers in attempting to service a product.
Product powered by electricity should by serviced or repaired only by experienced professional technicians. Any attempt to service
or repair the product or products dealt with in this service information by anyone else could result in serious injury or death.
2014(HAIER ELECTRICAL APPLIANCES COR. LTD)
©All right reserved. Unauthorized copying and distribution is a violation of law.
Haier Group

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  Summary of Contents for Haier HF50CM23NW

  • Page 1: Chest Freezer

    Product powered by electricity should by serviced or repaired only by experienced professional technicians. Any attempt to service or repair the product or products dealt with in this service information by anyone else could result in serious injury or death. 2014(HAIER ELECTRICAL APPLIANCES COR. LTD) ©All right reserved. Unauthorized copying and distribution is a violation of law.
  • Page 2: Table Of Contents

    SERVICE MANUAL Issue 2014-04-12 Rev. Ref1404S005V0 Mod el: HF50CM23NW/HF71CM33NW Contents Chapter 1 General Information ......................3 1-1. General Guidelines ........................3 1-2. Insulation Test ..........................3 1-3. How to read this Service Manual ....................4 Chapter 2 Product Feature ........................5 2-1.
  • Page 3: Chapter 1 General Information

    SERVICE MANUAL Issue 2014-04-12 Rev. Ref1404S005V0 Mod el: HF50CM23NW/HF71CM33NW Chapter 1 General Information 1-1. General Guidelines When servicing, observe the original lead dress. If a short circuit is found, replace all parts which have been overheated or damaged by the short circuit. After servicing, see to it that all the protective devices such as insulation barriers, insulation papers shields are properly installed.
  • Page 4: How To Read This Service Manual

    Issue 2014-04-12 Rev. Ref1404S005V0 Mod el: HF50CM23NW/HF71CM33NW 13. Don’t touch the refrigeration surface of the freezing compartment when the refrigerator is in operation, especially when our hand is wet, else we may be glued to the surface. 14. Pull out the plug of power supply during clearance or power outage. Wait at least five minutes to resume the power supply in order to prevent damage to the compressor caused by continuous restart.
  • Page 5: Chapter 2 Product Feature

    SERVICE MANUAL Issue 2014-04-12 Rev. Ref1404S005V0 Mod el: HF50CM23NW/HF71CM33NW Chapter 2 Product Feature 2-1. Specification Superfast freezing. Adjustable thermostat to realize freezing and cooling High pressure and microbiological foam filled door for energy conservation. convenient water drain. External controls. 0%CFC.
  • Page 6: External Views

    SERVICE MANUAL Issue 2014-04-12 Rev. Ref1404S005V0 Mod el: HF50CM23NW/HF71CM33NW 2-2. External views Door Cabinet Control panel Drain pipe...
  • Page 7: Chapter 3 Installation, Adjustments And Maintenance

    SERVICE MANUAL Issue 2014-04-12 Rev. Ref1404S005V0 Mod el: HF50CM23NW/HF71CM33NW Chapter 3 Installation, adjustments and maintenance 3-1. Installation The freezer should be conveniently located for day-to-day use in a dry well-ventilated room. Do not install the freezer where the temperature will go below 0°F or above 110°F, because it will not maintain proper temperatures.
  • Page 8: Cleaning The Freezer

    Issue 2014-04-12 Rev. Ref1404S005V0 Mod el: HF50CM23NW/HF71CM33NW freezer. Water may drip from the back flange of the lid cover during defrosting. This is normal. Ice builds up in the lid insulation when the lid is open for adding or removing food, and melts during the defrosting operation.
  • Page 9: Chapter 4 Disassembly

    SERVICE MANUAL Issue 2014-04-12 Rev. Ref1404S005V0 Mod el: HF50CM23NW/HF71CM33NW Chapter 4 Disassembly 4-1. Door assembly (Door, hinge, hinge cover) Unscrew the hinge cover screw with screwdriver, take away the top and bottom cover by pull it, and then unscrew the screws on the hinge, so the whole hinge could be moved.
  • Page 10: Control Panel Assembly (Panel, Cover Board, Knob, Indicator Light)

    Issue 2014-04-12 Rev. Ref1404S005V0 Mod el: HF50CM23NW/HF71CM33NW 4-3. Control panel assembly (Panel, cover board, knob, indicator light) Unscrew the compartment grill (refer 4-2), push the panel claw gently with our finger or tools, at the same time pull panel outside then take away it.
  • Page 11: Thermostat Assembly

    SERVICE MANUAL Issue 2014-04-12 Rev. Ref1404S005V0 Mod el: HF50CM23NW/HF71CM33NW 4-4. Thermostat assembly First take off the knob (refer 4-3), Use turnbuckle spanner or acutilingual plier unscrew the turnbuckle, and then thermostat can be moved from back of panel. Note: When assembly thermostat we should placed thermostat in originally direction.
  • Page 12: Chapter 5 Control And Display System

    SERVICE MANUAL Issue 2014-04-12 Rev. Ref1404S005V0 Mod el: HF50CM23NW/HF71CM33NW Chapter 5 Control and display system 5-1. Control panel Freezing temperature selection is made by setting the control from 1to 7(coldest). If we want colder or warmer temperatures, adjust the control one step at a time.
  • Page 13: Chapter 6 System Flow Principle

    SERVICE MANUAL Issue 2014-04-12 Rev. Ref1404S005V0 Mod el: HF50CM23NW/HF71CM33NW Chapter 6 System flow principle 6-1. Refrigeration flow chart The refrigeration system of direct cooling single-system cooler belongs to the category of a single-temperature and single-control refrigerating system with one evaporators and is controlled by a...
  • Page 14: Refrigeration Flow Scenograph

    SERVICE MANUAL Issue 2014-04-12 Rev. Ref1404S005V0 Mod el: HF50CM23NW/HF71CM33NW 6-2. Refrigeration flow scenograph...
  • Page 15: Chapter 7 Circuit Diagram

    SERVICE MANUAL Issue 2014-04-12 Rev. Ref1404S005V0 Mod el: HF50CM23NW/HF71CM33NW Chapter 7 Circuit diagram 7-1. Brief principle diagram HF50CM23NW HF71CM33NW...
  • Page 16: Chapter 8 Trouble Shooting

    SERVICE MANUAL Issue 2014-04-12 Rev. Ref1404S005V0 Mod el: HF50CM23NW/HF71CM33NW Chapter 8 Trouble shooting 8-1. Normal phenomena Problem Possible Causes What To Do Temperature control in OFF or Move the control to a temperature setting. Min or 0 position. Freezer does not operate Freezer is unplugged.
  • Page 17 SERVICE MANUAL Issue 2014-04-12 Rev. Ref1404S005V0 Mod el: HF50CM23NW/HF71CM33NW fuse blown/circuit Replace fuse or reset the breaker breaker is tripped. Check to see if package is holding door/lid Door/lid left open. open. Too frequent or too long door/lid openings. Temperature control set too See About the operation of the freezer cold.
  • Page 18: Abnormal Phenomena

    SERVICE MANUAL Issue 2014-04-12 Rev. Ref1404S005V0 Mod el: HF50CM23NW/HF71CM33NW 8-2. Abnormal phenomena 8-2-1. No cooling No cooling Test according to the process of the Whether the freezer can start freezer can not start Whether the temperature knob on “off” Exchange the thermostat...
  • Page 19 SERVICE MANUAL Issue 2014-04-12 Rev. Mod el: HF50CM23NW/HF71CM33NW Ref1404S005V0 8-2-2.Compressor no start Compressor no start Check if the home power is Connect the power connecter Adjust thermostat setting position Check if thermostat is set at “0” Ambient temperature >25℃ 1~3 Grade Ambient temperature <25℃...
  • Page 20 8-2-3 .Noisy Noisy : Exterior factor solution measure 1. The adjustable foot is not level.--Explained the ground Whether exterior Adjust appliance and is uneven, user can use spanner adjust refrigerator food, influence factor? explain to user locates freezer horizontal position 2.
  • Page 21 Sincere forever Haier Group Haier Industrial Park, No.1, Haier Road 266101, Qingdao, China http://www.haier.com...

This manual is also suitable for:

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