Haier HB21TSSAA Service Manual Download Page 3

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SERVICE MANUAL

Model:

HFD647AS/

HB21TSSAA

4-9. Door-open warning

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4-10. Energy saving display

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4-11.Power off memory

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4-12. Time adjustment and display

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4-13. Ambient temperature display

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Control principle and related test functions·························································· 20

5-1. Air Damper

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5-2. Control principle of fan motor

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5-3. Defrost control principle

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5-4. Ice- making process

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5-5. Self-testing Function 22

5-6. Ice-maker Inspection Mode 23

6. System flow principle······························································································· 24

6-1. System flow scenograph

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6-2. System flow chart

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7. Circuit diagram·········································································································· 25

7-1. Main control PCB diagram

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7-2. Brief principle diagram

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7-3.Sensor and error code

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7-4.

Display Error Codes Information

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8. Water line map···········································································································29

8-1.Th e water line sketch map

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8-2.Water line scenograph

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8-3.

Water inlet quantity setting (HFD647A*) 30

9. Trouble shooting ·······································································································31

9-1.Frequently problems

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Summary of Contents for HB21TSSAA

Page 1: ...s only and is not designed for use b y 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 an...

Page 2: ...dle 10 3 2 Installing and Removing Door 12 3 3 Removing and installing Lower Freezer Drawer If required 13 3 4 Water line installation 14 3 5 Kick plate installation 15 3 6 Height adjustable shelf 15 3 7 Removing Crisper Cover 16 3 8 Replacing the light bulb Refrigerator 16 4 Control and display system 17 4 1 Control display board 17 4 2 Artificial intelligence setting 17 4 3 Locking Unlocking set...

Page 3: ...ntrol principle 20 5 4 Ice making process 21 5 5 Self testing Function 22 5 6 Ice maker Inspection Mode 23 6 System flow principle 24 6 1 System flow scenograph 24 6 2 System flow chart 24 7 Circuit diagram 25 7 1 Main control PCB diagram 25 7 2 Brief principle diagram 27 7 3 Sensor and error code 28 7 4 Display Error Codes Information 28 8 Water line map 29 8 1 Th e water line sketch map 29 8 2 W...

Page 4: ...otton gloves when repair any parts of the evaporator so that scratches by the sharp finscan 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 242V may cause a start ...

Page 5: ...3 1 Using Icons The meaning of each icon is described in the table below Note A note provides information that is not indispensable 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 A reference guides ...

Page 6: ... manual A autom atic A A Energy consumption year Frost free system yes yes Defrost water outlet yes yes Air circulating ventilator yes yes Kind of coolant R134a 160g R 600a 75g Foaming components C P C P 3 Technical data Voltage frequency V Hz 220V 240V 50 220V 240V 50 Temperature range from to C 22 7 22 7 Input power W 220 220 Cooling system K Compressor A Absorption K K 4 Door F flat R rounded S...

Page 7: ...orizing Yes Yes Interior light W Yes Yes Freeze pack s n 2 2 ice maker Manual Automatic A M Ice cube tray s n 1 1 Adjustable feet front rear n 2 FRONT 2 FRONT Castors front rear yes yes Length of cable incl plug cm 245 245 Condenser Back Integrated B B 6 Product dimensions Unit dimensions H W D cm 177 91 75 177 91 75 Net weight kg 135 130 7 Packing dimensions load ability Packing dimensions H W D ...

Page 8: ...SERVICE MANUAL Model HFD647AS HB21TSSAA 8 2 3 External views ...

Page 9: ...the upper right corner of the crisper down to get a lower humidity suitable for storage of strawberry orange bean garlic watermelon plum and tomato etc 2 5 How to Use the Delicatessen Drawer The appliance is equipped with a delicatessen drawer with a temperature range from 2 C 3 C The temperature can be adjusted by the air control knob to meet your storage needs 1 Turn the air control knob left we...

Page 10: ...the Refrigeration Door Handle onto the Handle Connecting Screws using the upper hole of the Top Refrig eration Doo r Handle as shown in il lustration 1 step3 The Refrigeration Door Handle should rest comfortably to the door on these Connecting Screws 4 Insert the Connecting Bolt into the hole at the top of the Refrigerator Door Handle Using the provided Hex Driver and tighten until the handle is f...

Page 11: ...p2 Do not over tighten damage to the door can occur 3 Place the Freezer Drawer Ha ndle onto the Handle Connecting Screws as shown in illustration1 step3 The Freezer Drawer Handle should rest comfortably on these Connecting Screws 4 Insert the Connecting Bolt in to the holes on the bottom of the Freezer Drawer Handle marked Left Using the provided Hex Driver and tighten until the handle is fixed fi...

Page 12: ...e people to assist you in completin g the below task to avoid bodily injury product damage or properly loss 3 2 1 Right French Door Removal and Installation 1 Remove the screws on the top hinge cover 2 Using a screwdriver remove the top hinge screws Remove the hinge then take the refrigerator door off and place it aside for the time being 3 Remove the middle hinge if needed 4 Install the refrigera...

Page 13: ...oor in the reverse order When lifting the hinge as it separates from the door be careful it does not lean for ward and fall causing you bodily harm or damaging the door 3 3 Removing and installing Lower Freezer Drawer If required 1 First open the drawer as far as possible and then remove the screw on each side of the drawer 2 Then pull the drawer body up and towards you and put it aside in a safe ...

Page 14: ... even using an automatic valve Clean the burr left on the water pipe by the drill Use care not to allow water to flow into the drill 4 Tighten the shutoff valve 5 Tighten the pipe tip Tighten the bolts of the pipe tip till the closing begins to expand Don t let the bolts lf the pipe tip be too tight otherwise the water pipe is pressed flat 6 The deposing line of the pipe The deposing line between ...

Page 15: ...then as shown in the figure connect the end side of the water pipe to the water valve tighter the water pipe using tightening nuts 3 5 Kick Plate Installation The kick plate is packed in the fresh food compartment Attach the panel with the screws provided 3 6 Height adjustable Shelf The height of shelf can be adjusted to meet your storage needs To adjust the shelf height remove the shelf first The...

Page 16: ...5W 1 Unplug the appliance 2 To remove the light shield press the stopper At rear out of the square hole Pull the shield backward until the retainer is Separated from the square hole 3 Turn the bulb anticlockwise and out Replace a Bulb of the same specifications in the reverse sequence of removal 4 To replace the light shield Engaged the retainer Into the square hole and then press the shield Rear ...

Page 17: ...ing key C Refrigerator temperature adjustment key D Function confirmation key E Freezer temperature indicator F T imer indicator G Ambient temperature indicator H Refrige rator temperature indicator I Artifical intelligent indicator J Quick freezer indicator K Quick refrigerating indicator L Icema ker indicator M Quick ice making indicator N Lock indicator ...

Page 18: ...SERVICE MANUAL Model HFD647AS HB21TSSAA 18 ...

Page 19: ...SERVICE MANUAL Model HFD647AS HB21TSSAA 19 ...

Page 20: ... will be full open After 2 minutes with the door open the damper will close but the evaporator fan motor will operate according to the compressor function 2 The evaporator fan motor will not operate if the freezer door is open even if the fresh door is open 3 An error code alerting of a fan motor problem will appear see error code section if the motor speed is below 300rpm or does not operate for ...

Page 21: ...while defrosting the system will go into advance cooling lower the FC temperature below the normal switch point by 3 If the cabinet cannot reach this temperature with in 30 minutes a forced defrost will occur 5 4 Ice making process HFD647AS HFD647AW 1 Water in The machine let water into ice maker after ice releasing action 2 Ice making delay time Include two conditions one condition is that the ic...

Page 22: ...ct will enter inspection mode of mullion heater and beam heater 4 Under TEST3 mode keep pressing the REF TEMP setting button C FRZ TEMP setting button A and OK button D three keys for 3 seconds the refrigerator will quit TEST mode and back to normal MODE OPERATION CONTENT NOTE TEST1 For testing the capability of cooling Keep pressing REF TEMP FRZ TEMP and OK button three keys for 3 seconds until i...

Page 23: ...n three keys for 3 seconds until it show T3 T3 then the product will enter inspection mode of mullion heater and beam heater 1 compressor shutdown 2 freezer cooling fan motor shutdown 3 defrost heater shutdown 4 Mullion heater and beam heater start working 5 air damper heater start working 6 freezer refrigerator setting display T3 T3 at display board Heaters of air damper and refrigerator mullion ...

Page 24: ...t 1 Compressor 2 Dew proof pipe 3 Condenser 4 Drier filter 5 Capillary 6 Evaporator 7 Connector pipe 1 Compressor 2 Hot connector pipe 3 Condensor 4 Freezer anti sweat tube 5 Drier filter 6 Capillary 7 Evaporator 8 Suction pipe 9 Connector pipe 10 Compressor DC fan motor 11 Freezer DC fan motor 12 Defrost steel tube heater ...

Page 25: ... 3 1 11 9 7 5 3 1 CH6 CH10 CH9 CH8 CH7 CH4 CH1 2 1 1 2 3 1 2 1 3 5 7 9 9 7 5 3 1 0064001128C main control board evaporator fan BN RD GN BK BK RD GN BN BL 16V GND 5V WH WH OG OG BK BK WH BL YW RD WH WH OG OG BK BK WH BL YW RD BK BN BL BL BN BL BK BK RD RD OG OG BL GY PR BN YW GN GN RD WH BL BK GY GY BN YW GY RD WH BL WH BK RD BL BK WH GN RD WH BL BK BK BK RD RD OG OG BL GY BN PR GN YW BL WH RD WH G...

Page 26: ...OR SWITCH FREEZER SENSOR REFRIGERATOR DOOR ENVIRONMENT DOOR DISPLAY PANEL 3 2 1 4 5 6 6 5 4 REFRIGHRATOR ROOM REFRIGHRATOR LAMP N L POWER PLUG REFRIGHRATOR LAMP REFRIGHRATOR SENSOR REFRIGHRATOR DOOR SWITCH DAMPER MOTOR REFRIGHRATOR DAMPER DAMPER HEATER CH5 7 5 3 1 11 CH11 CH10 CH8 CH4 CH1 2 1 1 2 3 1 3 5 7 9 9 7 5 3 1 0061800135 CONTROL PANEL FREEZER FAN UPRIGHT BEAM HEATER t t t t 6 1 HB21T接线图 CO...

Page 27: ...SSAA HB21TSSAA ...

Page 28: ...circuit D SNR Defrost sensor malfunction F5 D SNR short circuit or open circuit ICE SNR Icemaker sensor malfunction F6 ICE SNR short circuit or open circuit Freezer fan motor malfunction E1 No single send out more than 30 seconds Cooling fan motor malfunction E2 No single send out more than 30 seconds Defrost Heating System error Ed Defrost sensor temperature can t reach to 7 centigrade after temp...

Page 29: ...l recover to normal display status after 1 minute Chapter 8 Water Line Map HFD647A 8 1 The water line sketch map Connection the water pipes for the ice maker 1 Connect tap water to the inlet A of the main valve 2 Connect the outlet B of the main valve to the water filter then connect the pipe to the water bottle 3 The water that is chilled in the wate r bottle flows to the inlet C of the distribut...

Page 30: ...be controlled through button on the display control panel Under Locked state press A B C D four keys simultaneously for 3 seconds with the buzzer beeps once then enter into inl et quantity a djustment The inlet time can be set between 5 seconds to 1 1 seconds press FRZ TEMP button and REF TENP button to adjust water inlet time ...

Page 31: ...ure selection position The fridge storage compartment does not work The air door cable is not connected properly The fan does not work The fridge storage compartment is turned off Check if the air door cable is not connected properly and install it correctly if not so Verify that th e air door acts normally with the Fridge ON OFF key on the display panel The fan does not work while the refrigerati...

Page 32: ...e lower It takes 24 hours for the temperature 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 The temperature is set too high 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 refr...

Page 33: ...Sincere forever Haier Group Haier Industrial Park No 1 Haier Road 266101 Qingdao China http www haier com ...

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