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Order No.Ref1003S006V0

 

 

 

 
 
 

 

 
 
 
                                                 

2010 (HAIER ELECTRICAL APPLIANCES COR. LTD)

 

                                              All right reserved. Unauthorized copying and distribution is a violation of law

 

 

 

Refrigerator 

SERVICE MANUAL 

MODEL: 

AFD631GW

AFD631GB 

                    AFD631GR

 

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. 

WARNING 

Summary of Contents for AFD631GB

Page 1: ...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 informat...

Page 2: ...ving Door 11 3 2 1 Dismantle and install the front decoration 11 3 2 2 Dismantles and install the upper decoration strip and cables 12 3 2 3 Dismantle and install the middle and lower hinge 13 3 3 Removing the Freezer Drawer 14 3 4 Removing the Air Duct 14 3 4 1 Removal of fridge air duct 14 3 4 2 Removal of freezing air duct 14 4 Control and display system 16 4 1 Control and display panel 16 4 2 ...

Page 3: ...graph 23 7 Circuit diagram 24 7 1 Brief principle diagram 24 7 2 Main Control PCB of the Refrigerator 25 8 Trouble shooting 26 8 1 Common problems and solutions 26 8 1 1 food in the fridge storage compartment is frozen 26 8 1 2 the buzzer beeps to alarm 26 8 1 3 No defrosting 26 8 1 4 Neither displaying nor starting when powering on 27 8 1 5 Poor freezing effect accompanied by loud noise 27 8 2 Ex...

Page 4: ...e wear intact cotton gloves when repair any parts of the evaporator so that scratches by the sharp fins can be avoided 8 If there is a breakdown with the refrigeration system please surrender the machine to the service center else the leaked refrigerant may pollute the atmosphere 9 The refrigerator use AC of 220V with a frequency of 50Hz 10 A big fluctuation of voltage exceed the range 187 230V ma...

Page 5: ...ed in the table below Note A note provides information that is not indispensable but may nevertheless be valuable to the reader such as tips and tricks Caution A caution is used when there is danger through incorrect manipulation may damage equipment loose data get an unexpected result or has to restart part of a procedure Warning A warning is used when there is danger of personal injury Reference...

Page 6: ...frigerator compartment L 230 230 230 Net capacity freezer compartment ice compartment L 78 78 78 Freezing capacity kg 11kg 11kg 11kg Energy consumption year kWh 317 317 317 Max storage time at breakdown Freezer 16 16 16 Defrosting M manual A automatic A A A Frost free system yes yes yes Defrost water outlet yes yes yes Air circulating ventilator yes yes yes Kind of coolant R134a R600a R600a 58g R6...

Page 7: ...ss p plastic g g g Color w white b blue t transparent t t t Adjustable Y yes N not yes yes yes Foldable Shelf yes yes yes Bottle Rack yes yes yes Drawers Plastic drawers fully freezing comp n 2 2 2 Half freezing comp n 2 2 2 Colour of drawer w white t transp g green w t w t w t Crisper Chiller Meat salad crisper transparent white Chiller t Chiller t Chiller t Vegetable crisper s transparent white ...

Page 8: ...er load pcs 54 54 54 40 HC Container load pcs 72 72 72 8 Recycling symbols Packing materials Recycling symbols RS RS RS RS RS Carton weight in gr 6270 6270 6270 Polystyrene weight in gr 06 2570 2570 2570 Polyethylene foil weight in gr 04 210 210 210 9 Service Users instruction languages D F I GB E P NL 2 2 Main Functions and Features Energy saving and convenience only in some models Half shelf str...

Page 9: ...9 SERVICE MANUAL Model AFD631GW GB GR 9 Issue 201003 Rev Ref11003S006V0 2 3 External views Fridge storage compartment Freezer Drawer Structure Transparent tray Bottom door drawer Middle door drawer ...

Page 10: ... 1880mm Refrigerator width W 595mm Refrigerator depth D 730mm Cabinet depth D1 576mm Door depth D2 78mm Chapter 3 Disassembly 3 1 Installing the Freezer Drawer Handle 1 Take the handle from the packing bag and align it with the handle seat on the door note the screw hole on the handle should be facing downward 2 Secure it with the screw from the bottom ...

Page 11: ... decoration covers 1 and 2 downward to remove them and retain Detach the 2 screws fixing the front decoration strip of the table board Lift the front decoration strip of the table board outward and upward At this time there are wires connecting it Please do not disconnect the wires Gently put the front decoration strip on the top of the refrigerator Detach the screws affixed to the upper hinge and...

Page 12: ...oor can be lifted up and separated from the middle hinge 5 Pull the axis from the upper hinge Then insert it from the other end of the upper hinge Insert the upper hinge by placing the axis into the door axis hole after turning 180 degrees 6 Remove the stop block on the bottom of the door and then reatacht on the other side of the door after turning 180 degrees 7 Turn the middle hinge by 180 degre...

Page 13: ...the doors Turn them by 180 degrees and refit them on the other side 3 Tilt the refrigerator to the required angle Detach the screws fixing the lower hinge and remove the hinge 4 Fix the lower hinge to the bottom of the other side of the cabinet Then mount the lower door on the lower hinge 5 Take out the 3 hole plugs on the other side of the cabinet Turn the middle hinge by 180 degrees and install ...

Page 14: ... Duct Unplug the refrigerator before removing the air duct 3 4 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 3 Tilt the refrigeration air duct forward entirely around it...

Page 15: ...ve the harness cover There is a small indentation on both upper side and bottom side of the harness cover to facilitate the removal fig 4 Pull out the wires under the harness cover and pull out the connector fig 5 Detach the 2 screws in the freezing air duct onto the freezer chamber fig 6 Tilt the freezing air duct forward from top to bottom and you can remove the air duct fig 7 Take out the freez...

Page 16: ...ture adjustment and timing adjustment respectively Press the Set key to confirm the settings Under non locking status it is effective when the key is pressed B4 Set key press the Set key to select the quick refrigeration holiday mode and freezing functions By pressing the Set key the D icon lights up and blinks by pressing it again the D icon extinguishes and the E icon blinks by pressing it again...

Page 17: ... determine the selection If the key operation is not performed within 5 s or other keys are pressed during the adjustment then the temperature set value is not confirmed and is returned to the original set position 5 Timing setting 1 When dispatched from the factory the timing region displays 00 the alarm clock icon does not light up without entering the timing status 2 Under the unlocking status ...

Page 18: ...by pressing the B5 key the E icon disappears indicating that the holiday mode function is deactivated Under the holiday mode function status the refrigerating temperature can not be adjusted but the freezing temperature may be adjusted If the refrigerating temperature adjustment is performed then the icon next to the A icon and the icon blink to prompt that such an operation can not be performed 8...

Page 19: ...NR F3 Display panel The fridge storage temperature sensor is located on the right side of the fridge storage compartment Malfunction of the freezer storage temperature sensor F SNR F4 Display panel The freezer storage temperature sensor is located on the left side of the freezing air duct cover Malfunction of the defrosting temperature sensor D SNR F6 Display panel The defrosting temperature senso...

Page 20: ...pter 5 Control principle of electronic component 5 1 Air Escaper 1 The refrigeration air door is controlled with the fridge storage temperature sensor R SNR 2 The air door is closed from the beginning of defrosting until 15 minutes after the defrosting is finished 3 Upon initial powering on or resetting of the control panel the air door conducts a close and open cycle before acting according to th...

Page 21: ...s and the refrigeration air door is closed during defrosting 3 After initial powering on or resetting of the control panel it will start the first defrosting cycle after the compressor has operated for 6 hours accumulatively 4 It may enter the defrosting state when the defrosting sensor is malfunctiony short circuit or open circuit In this case it will exit the defrosting state after 30 minutes Ch...

Page 22: ...22 SERVICE MANUAL Model AFD631GW GB GR 22 Issue 201003 Rev Ref11003S006V0 6 2 Perspective of the Refrigeration System ...

Page 23: ...23 SERVICE MANUAL Model AFD631GW GB GR 23 Issue 201003 Rev Ref11003S006V0 6 3 Air Flow Chart Schematic drawing and description of air circulation in the refrigerator air duct ...

Page 24: ...ir escaper connecting cable Fan motor connecting cable Electric air escaper Freezer storage temperature sensor Defrosting temperature sensor Fridge storage temperature sensor Heating tube 0064000353 C N P θ S R HT Power board LED Lamp Main control cable Display panel Switch Power cable Fan motor Fuse Yellow Green Blue Brown Yellow Green Blue Black Blue Brown Black Red ...

Page 25: ...Ω correspond to 20 30 7 9 Connected to defrosting temperature sensor We can test the sensor with these two wires Its resistance in normal operation is between 10 9 and 25 19kΩ correspond to 10 25 The resistance at normal temperature is between 2 49 and 1 61kΩ correspond to 20 30 10 11 Connected to the freezer storage temperature sensor Resistance test is the same as the defrosting temperature sens...

Page 26: ...the cabinet If there is no problem in this circuit the air door is malfunctioning Solutions 1 If the seal between the air door and the foam is found to be not tight please affix seal strip on the interface between the air door and the foam 2 If the sensor R1 is malfunctioning please replace it with a new one 3 If the main control panel is malfunctioning please replace it with a new one 4 If the co...

Page 27: ...ffect accompanied by loud noise Check 1 Check if there is apparent abnormal sound in the freezer storage compartment Remove the fan cover plate close the refrigeration air door and the icemaker air door and check if the freezer fan is operating normally The fan does not operate when the refrigeration air door is open Please first eliminate the possibility of improper installation of the door on of...

Page 28: ... fridge storage compartment does not work z The air door cable is not connected properly z The fan does not work z The fridge storage compartment is turned off z Check if the air door cable is not connected properly and install it correctly if not so Verify that the air door acts normally with the Fridge ON OFF key on the display panel z The fan does not work while the refrigeration air door is op...

Page 29: ...ture of the refrigerator to become stable The temperature in the fridge storage compartment is too high while the temperature in the freezer storage compartment is OK z The temperature is set too high z Set the fridge temperature lower It takes 24 hours for the temperature of the refrigerator to become stable Bad odors in the refrigerator The inside of the refrigerator is dirty z The inside of the...

Page 30: ...in is tight contact is good Whether input and output voltage of main control board is normal Whether each contact of main control board is normal Tighten each contact and test machine again Y Trouble of lighting and display system Adjust the grade according to fact Compressor is open circuit or short circuit Inner trouble of compressor If it is infinite or 0 then the starter is out of work Heat pr...

Page 31: ...31 SERVICE MANUAL Model AFD631GW GB GR 31 Issue 201003 Rev Ref11003S006V0 Sincere forever Haier Group Haier Industrial Park No 1 Haier Road 266101 Qingdao China http www haier com ...

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