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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.
SERVICE MANUAL
MODEL: HA10TG31SW
WARNING
◎2014(HAIER ELECTRICAL APPLIANCES COR. LTD)
All right reserved. Unauthorized copying and distribution is a violation of law.
Haier Group
.
Ref1409S001V0
Order NO
Refrigerator
HA10TG31SB
HA10TG31SS
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Table of Contents
Related Manuals for Haier HA10TG31SW
Summary of Contents for Haier HA10TG31SW
- 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. ◎2014(HAIER ELECTRICAL APPLIANCES COR. LTD) All right reserved. Unauthorized copying and distribution is a violation of law.
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Page 2: Table Of Contents
SERVICE MANUAL Issue 2009-7-24 Rev. Ref0907S005V0 Model: HA10TG20SW/S/B Contents Chapter 1 General Information ........................3 1-1. General Guidelines ..........................3 1-2. Insurance 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 2009-7-24 Rev. Ref0907S005V0 Model: HA10TG20SW/S/B 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
SERVICE MANUAL Issue 2009-7-24 Rev. Ref0907S005V0 Model: HA10TG20SW/S/B 11. Take care not to damage the supply line. Don’t yank at the line; pull the plug out gently from the receptacle. Don’t press the line under the cabinet or step on it. Take care not to roll on or damage the supply line when moves the machine from the wall. -
Page 5: Chapter 2 Product Feature
SERVICE MANUAL Issue 2009-7-24 Rev. Ref0907S005V0 Model: HA10TG20SW/S/B Chapter 2 Product Feature 2-1. Specifications Photo Model HA10TG31SW HA10TG31SB HA10TG31SS Type of appliance (FS=free standing / BI= built-in) Climate class (N=16-32℃ ST=16-38℃ T=18-43℃) Gross capacity 286.3 L 286.3 L 286.3 L Total net capacity 286.3 L... -
Page 6: 2-2.Compressor Parameter
SERVICE MANUAL Issue 2009-7-24 Rev. Ref0907S005V0 Model: HA10TG20SW/S/B 2-2.Compressor Parameter Part Name Check Method and Criterion Measure the resistance with a tester. (Ambient temperature : Room temperature 25°C) Model Main Wiring Auxiliary Wiring Compressor Normal 4.1 Ω 6.36Ω ATH50U6 Abnormal Open(∞Ω) or Short Circuited (0 Ω) Measure the resistance with a tester. -
Page 7: Fan Parameter
SERVICE MANUAL Issue 2009-7-24 Rev. Ref0907S005V0 Model: HA10TG20SW/S/B 2-3. Fan Parameter Characteristic Value Unit Rated voltage Input power Output power Rotate speed with load 3000 * Rated frequency Voltage range 104-126 2-4.Defrosting Heater Parameter Characteristic Value Unit Rated voltage Output power Heater length... -
Page 8: External Views
SERVICE MANUAL Issue 2009-7-24 Rev. Ref0907S005V0 Model: HA10TG20SW/S/B 2-5. External views A= freezer shelf B= control panel C= shelf D= crisper cover E= crisper F= door shelf G= coke shelf H= butter tray I=door rack 2-6. Function Schedule 1. Air-cooling and automatic defrosting 2. -
Page 9: Chapter 3 Disassembly
SERVICE MANUAL Issue 2009-7-24 Rev. Ref0907S005V0 Model: HA10TG20SW/S/B Chapter 3 Disassembly 3-1. FRZ Air duct disassembly Remove four screws which fixed the air passage cover. with screwdriver . Hold the protruding part of the air passage cover as picture, disconnect the fan motor cable connectors and then take off the air passage cover. -
Page 10: Ref Air Duct Assembly Disassembly
SERVICE MANUAL Issue 2009-7-24 Rev. Ref0907S005V0 Model: HA10TG20SW/S/B 3-2. REF air duct assembly disassembly Remove three screws which fixed the thermostat house. with screwdriver Disconnect all the cable connectors, take out the assembly Take off the tape Take off the sensor Remove the LED cover... - Page 11 SERVICE MANUAL Issue 2009-7-24 Rev. Ref0907S005V0 Model: HA10TG20SW/S/B Take off the LED Take off the screws and control panel could be removed Take off the knob Take off the foam assembly We assemble it according to reverse order.
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Page 12: 3-3.Door Disassembly
SERVICE MANUAL Issue 2009-7-24 Rev. Ref0907S005V0 Model: HA10TG20SW/S/B 3-3.Door disassembly Take off the screws which fixed the top hinge box, and remove the hinge box. Remove the screws which fixed the top hinge, take it off Take off the screws which fixed the central hinge Hold the REF and FRZ door with our hands and drag it slightly, and then we could take off the door. -
Page 13: Chapter 4 System Flow Principle
SERVICE MANUAL Issue 2009-7-24 Rev. Ref0907S005V0 Model: HA10TG20SW/S/B Chapter 4 System flow principle 4-1. Refrigeration flow chart 1 Compressor 2 Condenser 3 Filter drier 4 Capillary tube 5 Evaporator 6 Fan motor... -
Page 14: 4-2.Flow Of Cold Air
SERVICE MANUAL Issue 2009-7-24 Rev. Ref0907S005V0 Model: HA10TG20SW/S/B 4-2.Flow of cold air A=freezer door B=door rack C= Ref door D=door rack E=can shelf F=door rack G=crisper H=fan motor I=fan cover J=freezer shelf K= evaporator L= defrost heater M=air tower N=LED O=ref shelf P= compressor... -
Page 15: Chapter 5 Circuit Diagram
SERVICE MANUAL Issue 2009-7-24 Rev. Ref0907S005V0 Model: HA10TG20SW/S/B Chapter 5 Circuit diagram 5-1. Brief principle diagram Brief Description of Control Principle The refrigerator is controlled by control PCB, REF sensor controls the operation of compressor ,also fridge temperature. When ambinet is too low,ambinet sensor(on control PCB)will adjust the operation ON/OFF point to ensure fridge temperature ,... -
Page 16: Control Pcb Diagram
SERVICE MANUAL Issue 2009-7-24 Rev. Ref0907S005V0 Model: HA10TG20SW/S/B 5-2. Control PCB diagram... -
Page 17: 5-3.Defrosting Principle
SERVICE MANUAL Issue 2009-7-24 Rev. Ref0907S005V0 Model: HA10TG20SW/S/B 5-3.Defrosting Principle 1. A defrost cycle will start after an accumulated compressor run time of 4 hours. 2. Automatic Defrost 2.1 It could enter defrost after an accumulated compressor run time of 3~48 hours according to ambinet temperature,door open–close 2.2 It will stop defrosting when defrost sensor temperature reach 12℃or the defrost time is up to 50 munutes. - Page 18 SERVICE MANUAL Issue 2009-7-24 Rev. Ref0907S005V0 Model: HA10TG20SW/S/B Sensor resistance TEMPERATURE FRZ Resistance(K) TEMPERATURE REF Resistance 64.11 63.42 60.10 59.45 56.35 55.74 52.86 52.29 49.61 49.08 46.58 46.07 43.74 43.27 41.10 40.65 38.63 38.21 36.32 35.93 33.84 33.07 31.88 31.16 30.04 29.37 28.32...
- Page 19 SERVICE MANUAL Issue 2009-7-24 Rev. Ref0907S005V0 Model: HA10TG20SW/S/B 6.817 6.680 6.480 6.350 6.162 6.038 5.861 5.743 5.576 5.464 5.306 5.201 5.051 4.951 4.810 4.714 4.581 4.491 4.365 4.279 4.160 4.078 3.965 3.887 3.781 3.707 3.606 3.536 3.440 3.373 3.283 3.219 3.134 3.073 2.922...
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Page 20: 5-5.Pcb Test
SERVICE MANUAL Issue 2009-7-24 Rev. Ref0907S005V0 Model: HA10TG20SW/S/B 5-5.PCB Test 1. The products will enter compulsive starting mode if press the key one time on the control PCB.In this mode,the compressor and the fan motor start working . 2. The same operation like step 1 again under compulsive starting mode ,The products will enter forcing defrosting mode .Under this mode,the compressor and fan motor stop working.Defrost heater starts working. -
Page 21: Chapter 6 Trouble Shooting
SERVICE MANUAL Issue 2009-7-24 Rev. Ref0907S005V0 Model: HA10TG20SW/S/B Chapter 6 Trouble shooting 6-1. Poor cooling Poor cooling Check if the voltage of home power Connect to power supply. supply is normal If the REF Knob setting is reasonable? Adjust temperature setting If door is open frequently, and the ambient Decrease the opening frequence temperature is too high? -
Page 22: No Defrosting
SERVICE MANUAL Issue 2009-7-24 Rev. Ref0907S005V0 Model: HA10TG20SW/S/B 6-2. No defrosting No defrosting Check the power supply Check the voltage of L and N on PCB Check if the fuse is broken, Check the resistance of heater Check if the voltage of heater,N on PCB if yes,change the fuse in the freezer room is normal... - Page 23 SERVICE MANUAL Issue 2009-7-24 Rev. Ref0907S005V0 Model: HA10TG20SW/S/B Sincere forever Haier Group Haier Industrial Park, No.1, Haier Road 266101, Qingdao, China http://www.haier.com...