Haier CFE633CWE Service Manual
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Haier CFE633CWE Service Manual

Haier refrigerator service manual
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See also: Instructions for Use Manual , Instruction Manual
SERVICE MANUAL
Order No. Ref0912S021V0
Refrigerator
MODEL:
CFE633CWE
CFE633CSE
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.
2009(HAIER ELECTRICAL APPLIANCES COR. LTD)
All right reserved. Unauthorized copying and distribution is a violation of law

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  • Page 1 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. 2009(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 2009-12-23 Rev. Ref0912S021V0 Model: CFE629CW Contents Table of Contents ·········································································································· 1 1. General Information ·································································································· 2 1-1. General guideline ······························································································· 1-2. Insurance test ····································································································· 1-3. How to read this Service Manual ········································································ 2. Product Feature ········································································································ 6 2-1.
  • Page 3 SERVICE MANUAL Issue 2009-12-23 Rev. Ref0912S021V0 Model: CFE629CW 5-1. Air Escaper ········································································································· 5-2. Control Principle of the Fan motor ······································································ 5-3. Defrost control principle······················································································ 6. System flow principle ······························································································· 18 6-1. Refrigeration flow chart ····················································································· 6-2. Perspective of the Refrigeration System ··························································...

  • Page 4: General Information

    SERVICE MANUAL Issue 2009-12-23 Rev. Ref0912S021V0 Model: CFE629CW 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 5: How To Read This Service Manual

    SERVICE MANUAL Issue 2009-12-23 Rev. Ref0912S021V0 Model: CFE629CW Photo used in this manual The illustration and photos used in this Manual may not base on the final design of products, which may differ from your products in some way. 1-3. How to read this Service Manual 1-3-1.

  • Page 6: Product Feature

    SERVICE MANUAL Issue 2009-12-23 Rev. Ref0912S021V0 Model: CFE629CW Chapter 2 Product Feature 2-1. SPECIFICATIONS Models CFE 633 CW CFE633CSE Sketch Product description (Refrigerator/Freezer) Refrigerator Type of appliance (FS= freestanding/BI= built-in) Type of cooling system(NF=no frost/ S=static) Climate class* SN/ST Freezer compartment / Star rating Key features Gross capacity Total net capacity...
  • Page 7 SERVICE MANUAL Issue 2009-12-23 Rev. Ref0912S021V0 Model: CFE629CW Features: 0.260 Energy consumption per l 100 net / year Energy consumption per l 100 net / 24h 0.85 Cooling system: K=Compressor / A=Absorption Max noise level dB(A) Aesthetics Colors: W=white G=silver gray B=Obsidian SS=stainless steel Fascia panel / Handle (w / c)

  • Page 8: Main Functions And Features

    SERVICE MANUAL Issue 2009-12-23 Rev. Ref0912S021V0 Model: CFE629CW Ice cube tray(s) n° Butter holder Egg trays Adjustable feet front / rear n° 2 / - Length of cable/incl. plug Condenser Back wall / Integrated Product dimensions Unit dimensions ( H / W / D) 188/59.5/67 Depth Without handle Depth with open door...

  • Page 9: External Views

    SERVICE MANUAL Issue 2009-12-23 Rev. Ref0912S021V0 Model: CFE629CW 2-3. External views Two-Door Refrigerator Structure Display panel Turnover box Turnover box rack Shelf Small bottle rack Wire wine holder Fresh keeping box cover Fresh keeping box Large bottle rack Crisper cover Crisper Small bottle rack Freezer storage...

  • Page 10: Disassembly

    SERVICE MANUAL Issue 2009-12-23 Rev. Ref0912S021V0 Model: CFE629CW Chapter 3 Disassembly 3-1 Installing and Removing Door Precautions During Dismantling and Installation of The Door (1) Before removing the doors, please remove food from the shelves and the bottle guards. Then, unplug the refrigerator power cord to avoid personal injury, product damage or property loss.

  • Page 11: Dismantle And Install The Front Decoration

    SERVICE MANUAL Issue 2009-12-23 Rev. Ref0912S021V0 Model: CFE629CW 3-2-2 Dismantle and install the upper decoration strip and cables Before change After change PART-2 Upper decoration strip Decoration cover Connector Cables for the doors Cables in cabinet Connector Cables in cabin Upper hinge Upper hinge axis (1) Remove the decoration covers from the door and retain.

  • Page 12: Dismantle And Install The Middle And Lower Hinge

    SERVICE MANUAL Issue 2009-12-23 Rev. Ref0912S021V0 Model: CFE629CW strip at the other side of the cabinet. Note: for the models with cabinet display, the above operation concerning cables is not needed. 3-2-3: Dismantle and install the middle and lower hinges Before change After change PART-3...

  • Page 13: Removing The Air-Duct

    SERVICE MANUAL Issue 2009-12-23 Rev. Ref0912S021V0 Model: CFE629CW 3-3 Removing the Air-Duct 3-3-1 Removal of fridge air-duct (1) Take out the accessories in the fridge storage compartment which may interfere with the removal of the air-duct (including shelves, large and small crispers, air-duct decoration strips) (fig. (2) Detach the 2 screws in the upper part of the air-duct (fig.

  • Page 14: Control And Display System

    SERVICE MANUAL Issue 2009-12-23 Rev. Ref0912S021V0 Model: CFE629CW When reinstalling, please connect the connector first and then mount and fix the freezing air-duct. Chapter 4 Control and display system 4-1. Control and display panel 4-1-1 Models: CFE633CW Control panel Super cooling Fridge storage Power Freezer...
  • Page 15 SERVICE MANUAL Issue 2009-12-23 Rev. Ref0912S021V0 Model: CFE629CW Select this function after you have put large amount of food in the freezer storage compartment. Press the super freezing button, the refrigerator activates this function and corresponding indicator illuminates. This function will become automatically deactivate after 24 hours. You can also deactivate it by pressing the super freezing button again.

  • Page 16: Error Code Display And Sensor Positions

    SERVICE MANUAL Issue 2009-12-23 Rev. Ref0912S021V0 Model: CFE629CW 4-2 Error code display and sensor positions 4-2-1 Sensor location description Malfunction description Sign Display Display position Sensor location Malfunction of the ambient H SNR Display panel The ambient temperature sensor is temperature sensor located on the display panel Malfunction of the fridge...

  • Page 17: Self Test Model

    SERVICE MANUAL Issue 2009-12-23 Rev. Ref0912S021V0 Model: CFE629CW 4-3. Self test model TEST1 Press the TEST key on the power board to enter the (PULL DOWN MODE), the door display panel displays T1 T1 and the refrigerator enters forced refrigeration state: the compressor operates normally, the fan runs at high speed, and the defrosting heating wire is disconnected.

  • Page 18: Principle

    SERVICE MANUAL Issue 2009-12-23 Rev. Ref0912S021V0 Model: CFE629CW Otherwise the freezer fan malfunction will persist. 5-2. Defrosting Control Principle (1) A defrosting cycle will be started once the compressor has operated for 8 hours accumulatively. It will stop defrosting when the defrosting sensor detects a temperature over 10ºC. (2) The compressor stops and the refrigeration air door is closed during defrosting.
  • Page 19 SERVICE MANUAL Issue 2009-12-23 Rev. Ref0912S021V0 Model: CFE629CW...

  • Page 20: Air Flow Scenograph

    SERVICE MANUAL Issue 2009-12-23 Rev. Ref0912S021V0 Model: CFE629CW 6.3 Air Flow Chart Schematic drawing and description of air circulation in the refrigerator air-duct...

  • Page 21: Circuit Diagram

    SERVICE MANUAL Issue 2009-12-23 Rev. Ref0912S021V0 Model: CFE629CW Chapter 7 Circuit diagram 7-1. Main control PCB diagram Power board LED Lamp Display panel CON2 CON3 CON4 CON1 Main control cable Switch Blue Brown Black Air escaper connecting cable Fridge storage temperature sensor Defrosting temperature sensor Electric air escaper Fan motor connecting cable...

  • Page 22: Main Control Pcb Connections

    SERVICE MANUAL Issue 2009-12-23 Rev. Ref0912S021V0 Model: CFE629CW 7-2. Main control PCB connections There are 4 connectors on the main control panel of CFE/AFL/AFD refrigerators. CN1 is the connector for the sensors and the door switch. Its pins from the left to right are: 1: GND 2: +12V 3: Door switch signal.

  • Page 23: Trouble Shooting

    SERVICE MANUAL Issue 2009-12-23 Rev. Ref0912S021V0 Model: CFE629CW Chapter 8 Trouble shooting 8-1. Common problems and solutions 8-1-1 Symptom: food in the fridge storage compartment is frozen Check: 1) Verify that the temperature in the fridge storage compartment is too low and the food is frozen there; 2) Remove the decoration piece of the refrigeration air-duct.

  • Page 24: Neither Displaying Nor Starting When Powering On

    SERVICE MANUAL Issue 2009-12-23 Rev. Ref0912S021V0 Model: CFE629CW 2) Measure the resistance of the heating wire with a multimeter. It should be around 345Ω. 3) Measure the resistance of the defrosting fuse. If it is zero, the fuse is OK. If it is infinite, the fuse is malfunctioning.

  • Page 25: Examination And Solutions For Other Problems

    SERVICE MANUAL Issue 2009-12-23 Rev. Ref0912S021V0 Model: CFE629CW 8-2 Examination and Solutions for Other Problems Problems Causes Solutions Water/moisture/frost in the refrigerator Hot and moist climate. Accumulation frost moisture Moisture accumulates The door is not closed accelerate in such climate. on the refrigerators tightly Make sure the refrigerator is level and there...
  • Page 26 SERVICE MANUAL Issue 2009-12-23 Rev. Ref0912S021V0 Model: CFE629CW fridge/freezer storage running time of the refrigerator in order to compartment is dirty, maintain desired temperature. worn, cracked or mismatched. Clean the condenser. The condenser is dirty. Too high temperature The door is opened too Warm will enter...

  • Page 27: Checking Flow Chart

    SERVICE MANUAL Issue 2009-12-23 Rev. Ref0912S021V0 Model: CFE629CW 8-3. Checking flow chart 8-3-1. Compressor doesn’t start Com pressor doesn t start W hether lighting and display system is Trouble of lighting and display system normal W hether the grade of therm ostat is Adjust the grade according to fact on 0 W hether the...
  • Page 28 SERVICE MANUAL Issue 2009-12-23 Rev. Ref0912S021V0 Model: CFE629CW Sincere forever Haier Group Haier Industrial Park, No.1, Haier Road 266101, Qingdao, China http://www.haier.com...

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