SERVICE MANUAL
Contents
1. SERVICE MANUAL een Model CFE629CW Ref0912S021V0 Condenser AN Air return tube AY y Ks SLY take ay N Tee ean th PASAN AG AG AG GA AG VS AGA Ka at A A Y 5 H A EONS Evaporator Dry filter De dewing tube Compressor SERVICE MANUAL 2009 12 23 Model CFE629CW Ref0912S021V0 6 3 Air Flow Chart Schematic drawing and description of air circulation in the refrigerator air duct Fridge air inlet Fridge air inlet Frid ge air outlet Freezer air inlet Freezer air inlet Freezer air outlet SERVICE MANUAL Model CFE629CW Chapter 7 Circuit diagram 7 1 Main control PCB diagram Power board LED Lamp 0061800014 o o UUOERUUWU ye A CON2 Display panel CON3 a 0061800013 NLC H CON4 CON 1610 l p Main control cable fii VIET III MONTE 0060400661 Switch Blue Brown Red 0064000418 Air escaper connecting cable Black 1110 111 Fridge storage temperature sensor 0060400665 LV LJ LU LU LU VJ M t Defrosting temperature sensor Fan motor connecting cable Electric air escaper 7 0004001513 y Freezer storage temperature sensor Fan motor Fuse HET Heating tube 0064000353 a2. Mm Over temperature alarm When the temperature in the freezer storage compartment rises to a certain value the Super Freeze indicator will flash and the buzzer will sound 1 beep every second The buzzer may be silenced when the temperature in the freezer storage compartment drops to a specified level or by pressing any key Mm Turning off the fridge storage compartment Set the fridge storage temperature to OFF The fridge storage compartment will be turned off while the freezer storage compartment operates normally EW Turning off the refrigerator Set the freezer storage temperature to OFF The refrigerator will stop operating This function is not equivalent to turning off the power SERVICE MANUAL pay pores Model CFE629CW Ref0912S021V0 4 2 Error code display and sensor positions 16 4 2 1 Sensor location description Malfunction of the ambient H SNR F2 Display panel The ambient temperature sensor is Malfunction of the fridge R SNR F3 Display panel The fridge storage temperature storage temperature sensor sensor is located on the right side of the fridge storage compartment Malfunction of the freezer F SNR Display panel The freezer storage temperature storage temperature sensor sensor is located on the left side of the freezing air duct cover Malfunction of the defrosting DSNR Display panel The defrosting temperature sensor temperature sensor is located on the fin evaporator Malfunction of Display panel c
3. gt Adjust the grade according to fact Compressor is open circuit or short y JOSS91dW09 meu E 104 abueuyD circuit gt Inner trouble of compressor If it is infinite or 0 then the starter is out of work gt Heat protector is out of work gt Capacitance is out of work gt Insert again electrify and test D Main control board is out of work Compressor doesn t start sometimes because the temperature in case is between starting and stop temperature should pay attention when do test Adjustment of thermostat Temperature of environment gt 30 C 1 3 grade 16 30 C 3 5grade lt 16 C 5 7grad SERVICE MANUAL 2009 12 23 Ref0912S021 VO Model CFE629CW Sincere forever Haier Group Haier Industrial Park No 1 Haier Road 266101 Qingdao China http www haier com
4. Attach the 3 screws removed in step 1 Mount the 3 hole plugs into the holes where the hinge is seated originally SERVICE MANUAL PAETI Model CFE629CW Ref0912S021 VO 3 3 Removing the Air Duct 3 3 1 Removal of fridge air duct 1 2 3 L L L L L 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 Detach the 2 screws in the upper part of the air duct fig Tilt the refrigeration air duct forward entirely around its upper side until you can see the connector on its lower side Pull out the connector and you can remove the refrigeration air duct fig 3 3 2 Removal of freezing air duct ES p 1 Take out the accessories in the freezer storage compartment which may interfere with the removal of the freezing air duct drawers of 2 door models middle bottom doors and drawers of 3 door models fig 2 Detach the screw in the harness cover over the freezing air duct fig 3 Remove 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 fro
5. at over temperature malfunction door open Touch keys only in some models Deodorizer only in some models 99 20 Zero degree fresh keeping SERVICE MANUAL Ref0912S021V0 2 3 External views 2009 12 23 Two Door Refrigerator Structure Display panel Turnover box Turnover box rack Shelf LP Small bottle rack Wire wine holder T Fresh keeping box cover 1 Fresh keeping box Large bottle rack Crisper cover Crisper Small bottle rack Freezer storage compartment drawer 2 4 Product Dimensions Two Door Refrigerator Dimensions at A ma D Refrigerator height H 1880mm Refrigerator width W 595mm Refrigerator depth D 670mm Cabinet depth D1 576mm Door depth D2 78mm SERVICE MANUAL porene Mode creczocw ri md 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 2 During dismantling of the door in order to avoid possible personal injury product damage or property loss at leas
6. frequently or runs for too long period Hot and moist climate 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 Solutions Accumulation of frost and moisture accelerate in such climate Make sure the refrigerator is level and there is no food or container interfering 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 interfering with the door It is normal for an automatic defrosting refrigerator Verify the plug is plugged in the socket firmly Press the Po
7. 021V0 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 After servicing make the following leakage current checks to prevent the customer from being 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 or N S 11 12 13 14 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 when repair any parts of the evaporator so that scratches by the sharp fins can be avoided If there is a breakdown with the refrigeration system please surrender the machine to the service center else the leaked refrigerant may poll
8. 9CW Ref0912S021 VO 2 Measure the resistance of the heating wire with a multimeter It should be around 345Q 3 Measure the resistance of the defrosting fuse If it is zero the fuse is OK If it is infinite the fuse is malfunctioning 4 If no malfunction is found in the above checks please test the defrosting temperature sensor with a multimeter 8 1 4 Symptom neither displaying nor starting when powering on Check 1 Check if the power supply is connected properly 2 Remove the main control panel and examine its back side carefully to see if there are solder skips or open soldering 3 Check if the connector of the freezer door hinge is connected properly 4 Verify the display panel to see if the refrigerator is in OFF state If so press and hold the button on the power board for 3s to turn it on Solutions 1 If there is dry soldering or open soldering on the control panel resolder it with an electrical iron 2 If any connector is not connected properly replug it firmly 3 Press and hold the button on the power board for 3s to turn the refrigerator on 8 1 5 Symptom poor freezing effect 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 Pl
9. Haier 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 nr repaired only by experienced professional technicians Any attempt to service or repair the product or products dealt with in AN ice 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 SERVICE MANUAL Issue 2009 12 23 Model CFE629CW Rev Ref0912S021V0 Contents eee a a 1 1 General Information sss esse eee eee ee eee eee 2 1 1 General guideline 2 1 2 Insurance test 3 1 3 How to read this Service Manual 5 2 Product Fea tulo escisiones 6 2 1 Specifications 6 2 2 Main Functions and Features 9 2 3 External views 9 2 3 Two Door Refrigerator Structure 9 2 4 Product Dimensions 9 Fe DIS ASST Ginseng qiere 10 3 1 Installing the Freezer Drawer Handle 10 3 2 Installing and Removing Door 10 3 2 1 Dismantle and install the front decoration 11 3 2 2 Dismantles and install the upper decoration strip and cables 11 3 2 3 Dismantle and install the middle and lo
10. SE ES BU A an asas pepsi ge lo vente b blertevanspaem O O duse ejes IM roet A T ME HH A aes HH T Pesica aly feeengconp m 2 vatveemngom HT pp MENTA OO Ct CT A ler iat as rise angparet vit e Vegetal par arata 5 Equipment agcassones 1 L Adjustable thermostat Fast freeze switch function Po mm acoustic Deodorizing Interior light LED light Freeze pack s SERVICE MANUAL issue 2009 12 23 Model CFE629CW E ON ewer we Butter holder JP ETC o Adjustable feet front rear oP 2l tomoman n M Condenser dng eaa B Product dimensions 1 1 Unitcimersons wwo em mes OOOO pa nahas em o Depth with open door om f o Door open ange E naman E 7 Packing dimensions amp load ability L Paxngdmensos wo em masma OOOO Gossen gaaei pe 0 HO Comanertoad TR s ass Packing mateals Reoelngsymocs RE con mein Posy weng om Poetene ens o m o s ma A gt eena ergue OPEN 2 2 Main Functions and Features Energy saving and convenience only in some models Half shelf structure Innovative long efficiency lighting system Foldaway wine holder Large crisper with humidity adjustment Holiday function Power ON OFF function is set on the display panel only in some models Fridge storage compartment can be set on off separately Intelligent alarm function automatic alarm
11. ain control panel to the connector in 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 4 5 If the air door is malfunctioning please replace it with a new one If the main control panel is malfunctioning please replace it with a new one If the connector of the air door is connected with reverse polarity please reconnect it correctly 8 1 2 Symptom the buzzer beeps to alarm 1 Test across pin 1 and pin 3 of CN1 on the main control panel The 2 pins should be switched to conduction when the door is closed and disconnected when the door is open 2 If pin 1 and pin 3 of CN1 are disconnected in both cases please remove the front decoration strip to see if the door switch is still in the slot 8 1 3 Symptom no defrosting Check 1 Activate the forced defrosting function by double pressing the button on the main control panel Then check if the temperature of the defrosting heating wire is rising If the temperature of the heating wire does not change remove the fan cover plate to check if all the connectors are connected properly and test if there is 220V voltage output across the terminals of the heating wire SERVICE MANUAL CC Model CFE62
12. ation speed of the fan is less than 300RPM or the fan does not run and the state has persisted for over 30 seconds a freezer fan malfunction will be displayed Normal display will be recovered after it becomes normal SERVICE MANUAL porene Model CFE629CW Ref0912S021 VO 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 10 C 2 The compressor stops 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 Chapter 6 System flow principle 6 1 Refrigeration flow chart Principle diagram and description of the refrigeration cycle The refrigerant is compressed in the compressor from there it enters the dry filter de dewing tube and the condenser and goes into the evaporator after being throttled and decompressed in the capillary tube Finally it returns to the compressor through the air return tube Principle diagram of the refrigeration cycle
13. ease first eliminate the possibility of improper installation of the door on off 2 If the freezer fan does not run remove it and check if its connector and the cabinet connector are connected properly Test if there is approximately 12VDC voltage across pin2 and pin 3 of CN4 If there is no 12VDC voltage the main control panel can generally be determined to be malfunctioning If there is 12VDC voltage the freezer fan can generally be determined to be malfunctioning 3 If the fan rotates abnormally the fan is malfunctioning Solutions 1 lf there is apparent abnormal sound in the freezer storage compartment check if the fan base is firmly fixed if the fan vanes are installed properly and if they intervene with the wires If any of these problems is found please remove the fan and reinstall it properly 2 If the fan connector is not installed properly disconnect the terminals and reinstall the connector 3 If the main control panel or the fan is malfunctioning replace the malfunctioning one with a good spare part SERVICE MANUAL Model CFE629CW 8 2 Examination and Solutions for Other Problems Water moisture frost in the refrigerator 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
14. fore change After change Upper decoration strip I Decoration cover Connector Cables in cabinet Connector Cables in cabinet Upper hinge N al Ea 1 Remove the decoration covers from the door and retain 66 3 2 Remove the upper decoration strip from the door Insert a screwdriver into the decoration strip at the position shown by the arrow and lightly pull the screwdriver handle in the arrow direction while pulling the decoration strip upward with another hand In this way the decoration strip will detach away from the door The operation methods on the right side and the left side are the same 3 Disconnect the connectors and pull out the cables in the door conduit and the cables in the upper hinge conduit respectively 4 Loosen the screws affixed to the upper hinge to remove the hinge At the same time the refrigerating compartment door 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 degrees and then fit it on the other side of the cabinet 8 Hang the door on the middle hinge and secure the hinge s screws Connect the two c
15. g of each icon is described in the table below we note provides information that is not indispensable but may nevertheless be valuable to the reader such as tips and tricks Caution AN 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 AN warning is used when there is danger of personal injury Reference reference guides to other places in this binder or in this manual where we will find additional information on a specific topic SERVICE MANUAL grevene Model CFE629CW Ref0912S021 VO Chapter 2 Product Feature 2 1 SPECIFICATIONS ET P mn Sketch a EE eee ee ETC bin of al nes no frost S static O E CT ES sr gt Freezer compariment Sareaing ee 2 berau 110 Sama TO E maia YT Net capacity reigeator compartment e 20 rei paty O OOo e m O Energy consumption year MS Max storage time at breakdown Freezer mn B Defrosting M manual A automatic A aaas Tes Paas aia e Ai latin vention ELE O MS 3 anse O O Temperature range Tenda e mesa O T C S E vegers Me O Fewer SERVICE MANUAL Model CFE629CW Max noise level Aesthetics Colors W white G silver gray B Obsidian SS stainless steel Bottle compartment n 4 Hinged r right left reversible CC
16. m top to bottom and you can remove the air duct fig 7 Take out the freezing air duct and the fin evaporator is just behind it fig SERVICE MANUAL Paper Model CFE629CW Ref0912S021 VO A 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 Super button temperature setup indicator storage freezing knob temperature button setup knob en iig L Mas CT tt ar Tapar End ep io tas sm MW Initial powering on Upon initial powering on the power indicator will illuminate There will be alarm due to high temperature in the freezer storage compartment You can cancel the alarm by pressing any key Mm Fridge storage temperature setup The temperature in the fridge storage compartment can be set by turning the fridge storage temperature setup knob There are three temperature positions for refrigerating Holiday Moderate and Super Cool Mm Freezer storage temperature setup The temperature in the freezer storage compartment can be set by turning the freezer storage temperature setup knob There are three temperature positions for freezing Weak Moderate and Super Freeze HM Super cooling Select this function after you have put fresh food in the fridge storage compartment Press the super cooling button
17. n gt Black Blue Vellow Green Blue Brown Q Yellow Green U Y V R SERVICE MANUAL pere Model CFE629CW Ref0912S021 VO 7 2 Main control PCB connections There are 4 connectors on the main control panel of CFE AFL AFD refrigerators CN 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 When the door is opened GND and the signal wires are switch to conduction When the door is open the wires are disconnected 4 6 Null 7 8 Connected to the fridge storage temperature sensor We can test the sensor with these two wires Its resistance in normal operation is between 6 35 and 3 88kQ correspond to 0 1 10 C The resistance at normal temperature is between 2 45 and 1 58kQ correspond to 20 C 30 C 7 9 Connected to defrosting temperature sensor We can test the sensor with these two wires lts resistance in normal operation is between 10 9 and 25 19kQ correspond to 10 C 25 C The resistance at normal temperature is between 2 49 and 1 61kQ correspond to 20 C 30 C 10 11 Connected to the freezer storage temperature sensor Resistance test is the same as the defrosting temperature sensor 12 Null CN2 is the connector for the LED lamps and display panel 1 GND 2 5V 3 Com 4 Com 5 6 Null 7 12V 8 GND CN3 is the connector for the power cables 1 Zer
18. o line 2 Live line 3 Compressor between it and the zero line 4 Null 5 Heating tube for defrosting The resistance between it and the zero is 3450 10 6 Null CN4 is the connector for the air door and fan 1 Feedback signal from the fan 2 GND of the fan 3 12V of the fan 4 fan 12V 5 6 Null 7 9 Motor of the refrigeration air door SERVICE MANUAL Pr Model CFE629CW t 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 Detach the 2 screws and take out the air door foam assembly Press the Refrigeration OFF button to see if the air door closes automatically If the air door closes tightly continue to next step If the air door does not close normally continue to step 6 3 Disconnect the connection wires of the air door and the LED lamps Take out the air door foam assembly Tear the adhesive tape wrapped around the foam and separate the foam Check if the seal between the air door and the foam is tight 4 If the seal is tight check if the fridge storage temperature sensor R1 is OK 5 If the sensor R1 is OK then the main control panel is probably malfunctioning 6 If the wiring of the air door is OK check the circuit from the connector of the m
19. ommunication between the display panel and the power board Malfunction of the fan of E Display panel 4 2 2 wes display of the sensor location Fridge storage Temperature sensor Detrosting temperature sensor rage SEE SERVICE MANUAL Pr 2009 12 23 Model CFE629CW Ref0912S021V0 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 This can be used to test the refrigeration performance TEST2 Press TEST key again in TEST1 MODE to enter the FORCED DEFROSTING MODE It will act depending on the temperature sensed by the defrosting sensor When the temperature sensed by the defrosting sensor is over 10 the heating wire will exit the FORCED DEFROSTING MODE after 20s heating When the temperature sensed by the defrosting sensor is below 10 the heating wire will heat continuously until the temperature sensed by the sensor reaches 7 In the FORCED DEFROSTING MODE the door display panel displays T2 T2 the refrigerator conducts forced defrosting the compressor and the fan are turned off and the defrosting heating wire is turned on At this moment you can test the power of the defrosting heating wire and it should be 153 15W Chapter 5 Cont
20. onnectors together Tuck the cables for the door into the conduit on the other side of the door and the cables for the cabinet into the upper hinge conduit 9 Tuck the connected connectors into the conduit on the upper decoration strip and joint the upper decoration strip on the door 10 Turn the decoration piece by 180 degrees and insert it between the door and the upper decoration SERVICE MANUAL PAETI Model CFE629CW Ref0912S021 VO strip at the other side of the cabinet E 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 PART 3 Before change After change Le EN Middle hinge axis lower hinge J Screws affixed to the lower hinge 1 Detach the 3 screws affixed to the middle hinge and remove the hinge Unscrew the hinge axis and then screw it from the reversed direction 2 Remove the upper and lower doors separately Dismantle the stop blocks on the bottom of 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 it on the other side of the cabinet
21. re of the refrigerator to become stable Clean the internal of the refrigerator Wrap the food tightly Close the door or silence the alarm manually The alarm is normal when it is first started due to relatively higher temperature Adjust the feet to level the refrigerator Remove objects around it Slight sound similar to Itis the sound of the o Normal that of flowing water refrigerating system Heating of cabinet The de dew tube is de dewing It is a process to prevent dewing It is a normal phenomenon SERVICE MANUAL Model CFE629CW 8 3 Checking flow chart 8 3 1 Compressor doesn t start Compressor doesn t start Y y Whether lighting and display system is normal Whether the grade of thermostat is on 0 N Whether the resistance of compressor is infinite or O Whether the starting current is about 5A T Measure whether two ends of heat protector is through Y Whether the finge of multimeter swing to 0 quickly and then swing back slowly when measuring two poles of capacitance Whether compressor pin is tight contact is good Whether input and output voltage of main ontrol board is norma Whether each contact of main control board is normal Tighten each contact and test machine again gt Trouble of lighting and display system
22. rol 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 the control conditions in item 1 4 The air door will be forced to conduct an open and close cycle if it has been closed for 1 hour After that its closing opening will be controlled by R SNR 5 If the temperature is still rising or dropping within 10 minutes after opening or closing of the air door it will open or close once again 5 2 Control Principle of the Fan The freezer fan is controlled by the control panel according to the following conditions The DC fan s rotation speed is regulated with PWM mode and the AC fan operates directly 1 ON OFF condition of the freezer fan The control mode of the DC fan is listed in the table below The AC fan runs under condition ON and stops running under condition OFF 2 When the fridge storage compartment door is opened the freezer fan will run and the refrigeration air door will open After 2 minutes the refrigeration air door will close 3 When the freezer storage compartment door is open the freezer fan will not run 4 Conditions for judging LOCK of the freezer fan If the rot
23. s OK The temperature in the fridge storage compartment is too high while the temperature in the freezer storage compartment is OK The inside of the refrigerator is dirty If you hear Beeps Abnormal sound Model CFE629CW fridge freezer storage compartment is dirty worn cracked or mismatched The condenser is dirty The door is opened too frequently or for too long periods of time Temperature is set too high The door is not closed tightly The condenser is dirty The temperature is set too high The temperature is set too high The inside of the refrigerator needs cleaning Food with strong odor is stored in the refrigerator The fridge storage compartment door is open The temperature in the freezer storage compartment is too high The refrigerator is not located on a level surface The refrigerator touches some object around it running time of the refrigerator in order to maintain desired temperature Clean the condenser 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 Clean the condenser Set the freezer temperature lower It takes 24 hours for the temperature of the refrigerator to become stable Set the fridge temperature lower It takes 24 hours for the temperatu
24. t two adults are needed to perform the following operations 3 While lifting the hinges to separate it from the door please take care to prevent the door from falling forward 3 2 1 Dismantle and install front decoration strip of the table board and the upper hinge PART 1 Before change After change Front decoration strip of the table board _ Screw f j I U Pull 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 remove the hinge Turn over the upper hinge and fix it on the other side Then install the front decoration strip of the table board in the reversed direction Secure the 2 screws on the top Install the 2 decoration covers on the front decoration strip of the table board with their positions exchanged E for the models with cabinet display the front decoration strip of the table board is different from the one shown in the figure The dismantling and installation methods are the same SERVICE MANUAL parra Model CFE629CW Ref0912S021 VO 3 2 2 Dismantle and install the upper decoration strip and cables PART 2 Be
25. the refrigerator activates this function and corresponding indicator illuminates This function will automatically deactivate when the temperature decreases to the required level You can also deactivate it by pressing the super cooling button again HM Super freezing SERVICE MANUAL Paper Model CFE629CW Ref0912S021V0 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 M Holiday function Turning the fridge storage temperature setup knob to Holiday will activate the holiday function of the fridge storage compartment It will operate at a relatively high temperature Please remove any fresh food from the fridge storage compartment and close the door before activating this function m Display control The display screen will turn off automatically 1 minute after an operation is finished It will be lit up by opening the door or pressing any key Alarm does not light up the display screen M Door open alarming When the refrigerator door is open for more than 3 minutes the super cooling indicator will flash and the buzzer will sound 3 beeps every 30 seconds The buzzer can be silenced by closing the door or pressing any key
26. ute the atmosphere The refrigerator use AC of 220V with a frequency of 50Hz big fluctuation of voltage exceed the range 187 230V may cause a start failure of the refrigerator a burn out of the control panel and compressor or an abnormal sound from the compressor in operation In this condition an automatic voltage regulator over 60W should be added 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 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 supply during clearance or power outage Wait at least five minutes to resume the power supply in order to prevent damage to the compressor caused by continuous restart SERVICE MANUAL Issue 2009 12 23 Model CFE629CW Rev Ref0912S021V0 Mc 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 meanin
27. wer 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 front decoration strip is installed properly Reinstall it correctly if not so Turn on the fridge storage compartment 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 refrigerator 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 or replace the door gasket Leakage gap of door gasket can cause longer Bad odors in the refrigerator SERVICE MANUAL Too high temperature Too high temperature in the fridge freezer storage compartment The temperature in the freezer storage compartment is too high while the temperature in the fridge storage compartment i
28. wer hinge 12 3 5 Removing the Air Duct 13 3 5 1 Removal of fridge air duct 13 3 5 2 Removal of freezing air duct 13 4 Control and display System ssrrrrrnnvnnvnnvnnnnnnvnnnvnnnr vennen venn nnnnennenn nn nonner nennnnnnen 14 4 1 Control and display panel 14 4 1 1 Models CFE633 14 4 2 Error code display and sensor positions 16 4 2 1 Sensor location description 15 4 2 2 Graphic display of the sensor location 16 4 3 Self test model 17 5 Control principle of electronic component 555555 REEERE EREEREER EEE Y 17 SERVICE MANUAL Issue 2009 12 23 Model CFE629CW Rev Ref0912S021V0 5 1 Air Escaper 17 5 2 Control Principle of the Fan motor 17 5 3 Defrost control principle 17 6 System flow principle oocococcnccnnccnccnnanconnnancononncnnnnonnnn cnn conc conca a aana 18 6 1 Refrigeration flow chart 18 6 2 Perspective of the Refrigeration System 19 6 3 Air flow scenograph 20 re eee ee ee et diia 21 7 1 Main Control PCB diagram 21 7 2 Main Control PCB connections 22 8 Trouble Shooting EE EE 23 8 1 Common problems and solutions 23 8 1 1 food in the fridge storage compartment is frozen 23 8 1 2 the buzzer beeps to alarm 23 8 1 3 No defrosting 23 8 1 4 Neither displaying nor starting when powering on 24 8 1 5 Poor freezing effect accompanied by loud noise 24 8 2 Examination and Solutions for Other Problems 25 8 3 Checking flow chart 27 SERVICE MANUAL Pr Model CFE629CW Ref0912S
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