SERVICE MANUAL
Contents
1. Power button for 3 second or more to restart the refrigerator or turn the knob from OFF to temperature selection position 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 The fan does not work while the refrigeration air door is open Please check if the door on off behind the f ront decoration strip is installed properly Reinstall it correctly if not so Turn on the fridge storage comp artment manually In this case it is normal for the refrigerator to run longer Normally it takes 8 to 12 hours for the refrigerator to totally cool down Icemaking process makes the refrigerator to run longer Warm air enters the refrigerator and causes it to start frequently Please do not open the door so frequently Make sure the refrige rator is level place and there is no food or container interfering with the door Set the temperature higher until satisfactory refrigerator temperature is obtained It takes 24 hours for the refrigerator temperature to become stable Clean orreplace the door gasket Leakage gap of door gasket can cause SERVICE MANUAL compartment is dirty worn cracked or mismatched The condenser is dirty Issue 2010 09 30 Ref1009S031V1 longer running time of the refrig erator in order to maintain desired temperature e Clean the condenser Too high temperat2. Pull out the freezer air shutter 9 Unplug the defrost sensor cable and replace it 10 Assemble in reverse order of disassembly DEFROST SENSOR CABLE SERVICE MANUAL Model HRF 660W U 3 5 Control panel box 1 Unplug the power cord from the outlet 2 Lossening 4 screws fixed the control panel box cover t 3 Open the cover Ne CUN ROL PANEL 4 Replace or check the control panel if necessary M BUX COVER CONTROL PANEL 3 6 Display panel 1 Unplug the power cord from the outlet p 2 Lossening 2 screws fixing the bottom of control panel r assembly 3 Unplug the display panel 4 Lossening 4 screws fixing the control panel y Fi SERVICE MANUAL Ref10095031V1 Chapter 4 Control and display system 1 Display control board 2010 09 30 A B C D A Fuzzy mode E Fuzzy modeindicator Super freeze Freezer indicator C Freezer temperature G Freezer temperature indicator D Refrigerator temperature H Refrigerator temperature indicator 2 Control function display 30 minutes later after the final press of button display will be blank Previous display can be resumed if any button is pressed or any door opened 3 Fuzzy mode If fuzzy mode is activated the appliance will adjust inside temperature automatically according to ambient temperature Fuzzy mode is activated and inactivated by consecutive press of button A then light E will be turned on and off NOTE Fr
3. press test button 2 again to enter Forced Defrost mode 4 3 Resume normal nd defrost heater test button on the main MODE OPERATION WORKING CONDITION REMARKS compressor forced start freezing fan work at high speed refrigerating fan work heater shut down air escaper opens compressor shut down no fan works Defrost heater works air escaper closes a third time minutes mode Press test button two times to quit this mode Press test button one time to quit this mode Press test button for Resume to normal mode and the compressor will start in 7 SERVICE MANUAL er Rev Refl0098031V1 Chapter 6 System flow principle 6 1 System flow scenograph 1 Compressor 2 Condenser 3 Hot connector pipe for freezer 4 Hot connector pipe for fridge 5 Drier filter 6 Capillary tube ok 7 Evaporator 1A 8 Suction pipe ee 9 Compressor DC fan motor 228 6 10 Freezer DC fan motor ANY kh win T This product adopts an air cooled refrigeration system to ensure accurate refrigeration in freezer compartment and refrigeration compartment l Compressor 2 Condenser 3 Dry Filter 4 Capillary Tube 5 Evaporator SERVICE MANUAL 2010 09 30 Model HRF 660W U Refl009S031V Chapter 7 Circuit diagram 7 1 Main control PCB diagram NS HD REFRIGERATOR WIND DOOR DISTRIBUTING SWITCH 5 DISTRIBUTING LAMP 4 REFRIGERATOR WIND DOOR MOTOR
4. temperature can not be adjust in Super Freezer mode 8 Fridge lamp control When the fri dge door is open lamp will be light and if keep the door open more than 7 minutes lamp will extinguish automatically SERVICE MANUAL Issue 2010 09 30 Model HRF 660W U Rev Ref1009S031V1 Chapter 5 Control principal and related test functions 5 1 Air damper 1 Refrigerating sensor R1 controls the startup and shut down of air damper in refrigerator compartment 2 The air damper is closed in order to prevent the comp artment from freezing within 15 minutes from the beginning to the finishing of defrosting 3 Force the air damper to be opened and close d once if it can not be opened within 1 hour After that decide whether open or close it according to R1 sensor 4 The air damper heater and ice dispenser heater work in phase 5 Environment temperature is above 12 C the heater of bar will be on when lower than 10 heater will be off 6 Dispenser heater and water drain pipe heater will be off for 10 minutes and 30 minutes on thus a circulation 5 2 Control principle of fan motor Control of freezing fan When open the refrigerating door the refrigerating air damper will be turned on and the freezing fan will be working after 2 minutes the refrigerating air damper will be turned off When open the freezing door If the freezing fan works at a speed of 1500 RPM the freezing fan will keep working but switch
5. Haier SERVICE MANUAL Order No Ref1009S031V0 Refrigerator MODEL HRF 660W U NWARNING This service info rmation is des igned for e xperienced 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 2010 HAIER ELECTRICAL APPLIANCES COR LTD All right reserved Unauthorized copying and distribution is a violation of law Haier Group SERVICE MANUAL Issue 2010 09 30 Model HRF 660W U Rev Ref1009S031V1 Contents Table of Contents ECL ECE A ET CORT DIIS OIL T1522 TIL re ane nnn cnr cn 1 1 General Information rer e CECE Tere ree 4 1 1 General guideline 4 1 2 Insurance test 4 1 3 How to read this Service Manual 5 2 Product Feature UL oma 6 2 1 Specifications 6 2 2 Main functions 7 2 3 External views 8 3 Disassembly and Installation nnne 9 3 1 Door and handle 9 3 2 Lamp switch 9 3 3 Wind passage cover assembly and lamp in fridge chamber 9 3 4 Wind passage
6. Os BAR HEATER 3 REFRIGERATOR WIND DOOR HEATER EN _ COOLING WATER VALVE EI WATER VALYETCR WAKER WATER IN VALY TL ICE SELECTING VALVE ICE MAKER FREEZER LAMP CON7 DEFROSTING WATER OUTLET HEATER L N DEFROSTING WATER OUTLET HEATER N ICE MAKER WATER IN HEATER DISTRIBUTING HEATER SENSOR e arte oes en 0007 DISPLAYING BOARD mn a B 5 m EI E CON2 REFRIGERTOR LAMP coeaessor 2 stack EE N e FREEZER 1 80 T QR N sia Em 7 DEFROSTING SENSOR ej CON9 FREEZER SENSOR ET s COMPRESSOR Cw RED BLACK E FILTER BLUE BROWN peor GREEN POWER CABLE ASSEMBLY 2010 09 30 Model HRF 660W U Ref10098031V1 7 2 Brief principle diagram SERVICE MANUAL pem Haier REFRIGERATOR FREEZER NE A Power plug B Wave filter C Condenser fan motor D Evaporator fan motor E Refrigerator air cock A F Display panel G1 Refrigerator door switch i G2 Freezer door switch H Control panel J2 11 Defrosting sensor 12 Freezing sensor 3 Sensor R1 4 Sensor R2 15 Ambient sensor J1 Refrigerator light J2 Freezer light K Defrosting heater L Fuse M Waterspout heater N Capacitor O Compressor 7 3 Sensors and error codes Sensor Location SERVICE MANUAL p
7. c Un Adjustable feet front rear 2 FRONT Castors front rear 1768 890 770 2 2 Main Functions 1 Whole air cooled computer control system there is a freezer evaporator and a fan in freezing room fridge room through the air circulation blowing by fan to carry on the refrigeration fridge room is controlled through the ON OFF of electronic damper to achieve temperature control control freezing room temperature through the run and stop of compressor 2 Large LED digital display to show each inner room temperature 3 Al control function Chamber temperature can control automatically according to the ambient temperature and no need human intervene 4 Malfunction self diagnosis function It can shows error codes automatically to help solving problems in time when system does not work properly 5 Open Door warning function If the door is not properly closed or the door is opened for an extended period the appliance buzzer will sounds at an interval 6 Ultra thin door design appearance is more concise and generous SERVICE MANUAL Model HRF 660W U 2 3 External views Shet aa Semi auto icemaker SERVICE MANUAL EN Model HRF 660W U Ref1009S031 VI Chapter3 Disassembly and Installation 3 1 Door and handle 1 Loosen the screw by screwdriver and then remove the SCREW hinge cover from upper way 2 Loosen the screw fixing the upper hinge to the body and lift the door 3 Do
8. cover assembly and lamp in freezer chamber 10 3 5 Control panel box 11 3 6 Display panel 11 4 Control and Display System mmmHmmmmHHmHH eene 12 4 1 Display control board 12 4 2 Control function display 12 4 3 Fuzzy mode 12 4 4 Open door warning 12 4 5 Malfunction display 12 4 6 Fridge ON OFF function 13 4 7 Quick freezer function 13 4 8 Fridge lamp control 13 5 Control principal and related test functions 14 5 1 Air Damper 14 5 2 Control principle of fan motor 14 5 3 Defrost control 14 SERVICE MANUAL pum Model HRF 660WJU 5 4 Self testing function 15 6 System flow principle mmm 16 6 1 System flow scenograph 16 6 2 System flow chart 16 7 Circuit 17 7 1 Main control PCB diagram 17 7 2 Brief principle diagram 18 3 Sensor and error codes 18 8 Trouble shooting M 20 SERVICE MANUAL perm Model HRF 660W U Ref10098031V1 Chapter 1 General Information 1 1 General Guidelines When servicing observe the original lead dress If a short circuit is found replace all p arts which have been overheated or damaged b y the short circuit After servicing see to it that all the protective devices such as insulation barri ers insulati on p apers shields are pro perly installed After servicing make the following leakage current checks to prevent the customer from b
9. eing exposed to shock hazards 1 Leakage Current Cold Check 2 Leakage Current Hot Check 3 Prevention of Electro Static Discharge ESD to Electrostatic Sensitive 1 2 Insurance test D SS T9 c 9 Check if there is any leak of current Cut out the power supply before the repair to avoid an electrical shock hazard In the case of a live line test insulating gloves should be worn to avoid potential electrical shock Confirm the rated current voltage and capacity before testing with any kinds of instruments Watch if the upper door is open when you check something at a lower position Take out every part in the cabinet before moving the machine especially things like panels e g glass shelf Please wear intact cotton gloves wh en repair any parts of the evapor ator so that scr atches by th e sharp fins can be avoided If there isa breakdown with the refrigeration system please surrender the machine to the service center else the leaked refrigerant may pollute the atmosphere The refrigerator use AC of 220V with a frequency of 50 60Hz A big fluctuation of voltage exceed the range 187 242V may cause a start failure of the refrigerator a burn out o f the control anel and compressor or an abn ormal sound from the mpressor in operation In this condition an automatic voltage regulator over 750W should be added Take care not to damage the supply line Dont yank at the line pull the plug out gently fro
10. ep Model HRF 660W U Bev nenonosoorvi Sensor Sensor name Sensor location marker measure the temp of the RT sensor RT SNR _ funder the right hinge box circumstance Refriger R1 SNR beside the air vent in REF measure the temp of the air Refriger Jmeasure the temp of the REF ator sensor 2 R2 SNR Jon the right side of the REF cabinet compartment Defrosting sensor D SNR the top of the evaporator in FRZ measure the temp of the evaporato measure the temp of the FRZ Freezer sensor SNR middle of freezer compartment compartment Error code list Error Indicator Error code meaning F SET R SET F SNR is short circuit or open circuit EN EZ D SNR failure D SNR is short circuit or open circuit Freezer fan motor failure more than 30 seconds without signal Condenser fan motor failure more than 30 seconds without signal No reflect when setting between Failure communication normal EO display PCB and Power PCB no signal transmitted over 2 min Defrosting system failure can not reach 12 C within 2 hours SERVICE MANUAL Issue 2010 09 30 Ref1009S031V1 Cha pte ra Tro ub le e shooting mm Moisture accumulates on the refrigerators inner walls Moisture accumulates on the refrigerator s outside surface or between two doors Refrigerator operation The compressor does not work The fridge storage compartment does not Work The refrigerator runs frequently or
11. idge temperature can not be adjust in Fuzzy mode 4 Open door warning If the door is not properly closed or the door is opened for an extended period more than 60 seconds the appliance buzzer will send out 3 alarm sounds at an interval 30 seconds until the door is closed properly 5 Malfunction display If control or function system does not work properly information of refrigerator or freezer compartment temperature will not be display This will not affect the cooling effect in short period of SERVICE MANUAL reg Model HRF 660W U Ref1009S031V1 time User should contact authorized after sales service for technical assistance in time 6 Fridge ON OFF function Hold button D pressed for 3 se conds the refr igerator perf ormance ceased and icon H goes out leaving refrigerator light under normal status If refrigerator performance ceased hold refrigerator temperature button D for 3 seconds again icon H will appear and refrigerator performance will be resumed 7 Quick freeze function Press button B indicator F lights and super freeze mode is activated If button B is pressed again indicator F goes out and super freeze mode is inactivated Super freeze function is designed to preserve the nutritional value of food as the food will freeze completely in the shortest period possible with compressor continual running The appliance will exit super freezer mode after continual running for 4 hours NOTE Freezer
12. m 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 In the case of leakage of inflammable gases like carbon monoxide open the door and windows Don t pull out or insert the plugs of the appliance Don t touch the refrigeration surface of the freezing compartment when the refrigerator is in operation especially when your hand is wet else you may be glued to the surface Pull out the plug of power suppl y during clearan ce or power outage Wait at least fiv e minutes to resume the power supply in order to prevent damage to the compressor caused by continuous restart SERVICE MANUAL pepe Model HRF 660W U Ref10098031V1 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 Using Icons The meaning of each icon is described in the table below Note i A note provides information that is not indispensable Caution N 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 N A warning is used when there is danger of personal injury Reference A A reference guides to find additional inf
13. or gasket can be pulled out from door foan assembly 4 Fix the bolt into the hole on the door and then use the handle aiming to the bolt push the handled own until it touch the door firmly 3 2 Lamp Switch 1 To remove the switch pulls out it with a flat type V screwdriver as shown in 2 Disconnect the lead wire from switch 3 3 Wind passage cover assembly and lamp in fridge chamber 1 Unplug the power cord from the outlet 2 Remove the fridge shelf 3 Remove the lamp cover 4 The bulb can be replaced SERVICE MANUAL Ref10095031V1 5 Loosening 2 screws fixed to ceiling of inner liner 6 Pull out the electric damper wind passage and the wind passage cover 7 After replaced the disabled parts assemble in reverse order of disassembly 2010 09 30 NECS rum ELECTRIC DAMPER 4 __WIND PASSAGE BOTTOM WIND PASSAGE WIND PASSAGE ge n 5 x 5 14 3 4 Wind passage cover assembly and lamp in freezer chamber 1 Unplug the power cord from the outlet 2 Remove the freezer shelf 3 Remove the lamp cover 4 The bulb can be replaced 5 Loosening 2 screws fixed the cover and pull out the top freezer air tower 6 Pull out the bottom freezer air tower and unplug the sensor cable 7 Pull out the freezer rack unplug the fan motor cable and separate the fan motor cover and the rack FREEZER RACK FAN MOTOR FAN FAN MOTOR 8
14. ormal when it is first started freezer storage due to relatively higher temperature compartment is too high Abnormal sound The refrigerator is not e Adjust the feet to level the refrigerator located on a level surface Remove objects around it The refrigerator touches some object around it that of flowing water refrigerating system de dewing normal phenomenon Sincere forever Haier Group Haier Industrial Park No 1 Haier Road 266101 Qingdao China http www haier com
15. ormation on a specific topic SERVICE MANUAL pepe Model HRF 660W U Ref1009S031V1 Chapter 2 Product Feature 2 1 Specifications Photo Product description Refrigerator Freezer Type of appliance FS freestanding BI built in Type of cooling system NF no frost S static Climate class Freezer compartment Star rating Total gross volume Total storage volume Defrosting M manual A autom atic 4 8 3 A Frost free system e e Defrost water outlet yes Air circulating ventilator R600a 80g Kind of coolant Foaming components Voltage frequency Input power Cooling system K Compressor A Absorption F flat R rounded S streamline Inside color Hinged right left reversible Freezing compartment integrated with door Shelves Number Fridge Freezer Type gr grill g glass p plastic Color w white g green t transparent Adjustable Y yes N not Crisper Number Fridge Freezer Color of crisper s t transparent w white SERVICE MANUAL Number Fridge Freezer Color of drawer s t transparent w white Bottle holder Number Fridge Freezer Color of bottle holder s t transparent w white Control panel Interior exterior Interior Thermometer interior exterior Interior Over temperature alarm LED acoustic Adjustable thermostat Fast freeze switch function Deodorizing Interior light Ice maker Manual Automati
16. runs for too long period e Hot and moist climate e The door is not closed tightly The door is opened too frequently or for too long time Damp climate The refrigerator door is not closed tightly This causes mixing of the cold air in the refrigerator with the warm air outside it The refrigerator is in defrosting cycle The refrigerator is not plugged into a power outlet The refrigerator is in OFF state The air door cable is not connected properly The fan does not work The fridge storage compartment is turned off The indoor or outdoor temperature is high The refrigerator has been powered off for a period of time The automatic icemaker is operating The door is opened too frequently or for long periods The door of the fridge freezer storage compartment is not tightly closed The temperature setting for the freezer storage compartment is too low The door gasket of the fridge freezer storage Accumulation of frost and moisture accelerate in such climate Make sure the refrigerator is level and there is no food or container interfer ing with the door Do not open the door so frequently It is normal in damp climate The moisture will decrease when the humidity drops Make sure the refrigerator is level and there is no food or container interfer ing with the door It is normal for an automatic defrosting refrigerator Verify the plug is plugged in the socket firmly Press the
17. to 1300 RPM If the fan works at a speed of 1300 RPM it will shut off when the freezing door is open Control of refrigerating fan This fan is working in phase with the compressor and at a fixed speed of 1100 RPM 5 3 Defrost control Automatic defrost Af ter added up t o 7 hours o f compressor running defrost will be switched on When defrost SNR temperature reaches 7 defrost will be over If the defrosting time is more than 120 minutes and defrost sensor still can not reach to 7 C it will stop defrosting process and give warning error indicator display error code F6 Easily failure components of defrosting system 1 Defrosting fuse It is located in the left side of evaporator If the fuse is open circuit means it is defective 2 Connectors The fre quently failu re phenomenon is that of connectors is dislocation or oblique 3 Defrosting sensor It is located in the upper right side of evaporator the sensor control the defrosting time SERVICE MANUAL Model HRF 660W U 2010 09 30 Ref10098031V1 5 4 Self testing function About self test function 1 With self test function the appliance can quickly check the working condition of fan compressor a 2 How to enter and quit press the control board once and enter the forced starting mode and a second time press to enter forced defrosting mode 1 Press test button 2 once to enter 3 Forced Start mode 4 5 Under test 1 and 1
18. ure Too high temperature in the fridge freezer storage compartment The door is opened too frequently or for too long periods of time Temperature is set too high The door is not closed tightly Warm air will enter the refrigerator whenever the door is opened Try to open the door as infrequently as possible Reset the temperature Make sure the refrigerator is on a level surface and there is no food or container interfering with the door The condenser is dirty Clean the condenser The temperature is set Setthe freezer temperature lower It takes 24 hours for the temperatur e of the refrigerator to become stable The temperature in the freezer storage too high compartment is too high while the temperature in the fridge storage compartment is OK The temperature in the The temperature is set fridge storage too high compartment is too high while the temperature in the freezer storage compartment is OK Bad odors in the refrigerator The inside of the The inside of the refrigerator is dirty refrigerator needs cleaning Food with strong odor is stored in the refrigerator Set the fridge temperature lower It takes 24 hours for the temperature of the refrigerator to become stable Clean the internal of the refrigerator e Wrap the food tightly If you hear Beeps The fridge storage Closethe door or silence the alarm compartment door is manually open The temperature inthe The alarm is n
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