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Service Manual - Appliance Factory Parts

1. Ri4 R DOOR O F FAN STEP MOTOR DISPLAY DISPLAY S W RT SNR E E en E A FDOOR R SNR F SNR EA ESA I 00000000 cone CONT 1111 CONG CE CES 5 O eo 4 L3 p 6 gt o m JB TESTS W ex Oi 0 118 0 0 lt gt RRi O AA v O RDI BUZZER 9 003 2338 Op O eee u O 03 PES TRANS m o o o o o o o cc2 O o 6616 R33 ORO cr oH lo
2. ET g fn 3 i QQ 2 Ha 2 8 Rig 1 1010 9 16 15 A 1 k 4 uP 1507 is Tw n 5 10KJ 10KJ 10KJ 13 8 6 B 14 6 5 457 10 7 15 12 13 d M54563FP 1 3 5 CB ASSY DISPLAY a z CONIOI 3 5 5 10 1 4 6 5 5 1 5 7 8 1 4 p 3 ss CONS n 817 1 1 Fl F2 F3 5 x 40 di m FS F6 F7 RL 6 R3 R4 R5 39 5 5 E 27 8 38 z B R R7 L101 36 6 EXPRESS 9 FREEZING 34 E FREEZER REFRIGERATOR 33 32 220 1 20 R35s R36 10 mom M cu L OW 12 T m 30 7 cu L 2 m P REFRIGERATOR DOOR SWITCH m 474 RFI Ne 23 R39 CONG 5 CER FREEZER SENSOR 3 T 7 Pi 1507 24 m RIO 6 L m REFRIGERATOR SENSOR 28 E RDI Tow 5 25 412 Rule 21 cu L ipa DEFROST SENSOR m m 1M 27 Raga 2KJ E 2 2 ppEBZER D00R SWITCH xi 1 CON7 RTI 3 26 42 10 2 ROOM TEMPERATURI h h 39 EV 9 EXPLODED VIEW amp REPLACEMENT PARTS LIST CASE PARTS CAUTION Use the part number to order part not the po
3. O 1 7 S D us MICOM DEF HEATER ee amp ec pos der clea ma DOOR S W F P E ES gt DOOR ofa 1 HEATER FRENCH DOOR LOAD TYPE LAMP HEATER 1 2 DEW HEATER Measurement Location IC6 NO 12 NO 14 NO 15 NO 13 ON 1V or below Condition OFF 12V 26 2 Fan motor driving circuit freezing compartment fan 1 The circuit makes the motor fan off by cutting off the power supplied to driver inside the Fan Motor when this 15 necessary 2 This is a circuit to perform a temporary change of speed for the fan motor and applies DC voltage up to 7 5V 16V to motor 3 This circuit prevents over driving the fan motor by cutting off power applied to the fan motor in the lock of fan motor by sensing the operation RPM of the fan motor CON4 3 MICOM 2 1 a part b part part MOTOR OFF 2V or less OV 5V MOTOR ON 13V 15V OV 2V 3V 27 3 Buzzer Drive Condition Check Ql BUZZER 106 35 P14 PPG a e MICOM 1KJ oe arts Motobi 29 1 66 R10 1 AIN6 220 7 7 25V 177 2 63 kz Ding 2 21 kz Dong AAA 12 83 aus a gt OFF a
4. BD1 D3SBA60 m ale 12 32mH 0 5A US TAS 7 sor i SmH 4A 3l CONI uy 11 N G 351 E 25 VAL 785 POWER 42 NEBR 9 com E Tim E D ME 1 21 17 ICE MAKER 5 3 RUNNING CAPACITOR RY 1 ALE15B12 J 9 RY2 NUL DEF HEATER FUSE M eH LAMP F 5 3 60 5 A 3 ot 12 LAMP R i 60W 2 An 09 vi CON3 3 RY4 G5NB 1A 1 E 7 lt 10 FRENCH DOOR I HEATER a 8 BUZZER KR C106 2 A 18 1 w s R10 H z 1 220 AF 7 D m uc 19 OSCI CSTLS4M00G53 1 T 5 T 20 Se Kw 18 2 m TEST S W Rise 10KJ 28 e 16 SMD DD Vass TEST POS 4 TOSHIBA TMP87PH46N IC1 06 PH der P66 UNS XOUT RESET P65 GND PWB ASSY MAIN 38 P70 P03 P02 P22 P17 P16 P15 P13 P12 P10 P67 ann P60 ano P61 any P62 ana P64 P63 n PWB ASSY MAIN
5. Figure 15 3 5 2 Freezer Compartment Lamp figure 15 1 Unplug refrigerator or disconnect power 2 Reach behind light shield to remove bulb 3 Replace bulb with a 60 watt appliance bulb 4 Plug in refrigerator or reconnect power 3 6 CONTROL BOX REFRIGERATOR 1 First remove all shelves in the refrigerator than remove the Refrigerator control Box by loosening 2 screws CONTROL BOX COVER LAMP Figure 16 2 Remove the Refrigerator Control Box by pulling it downward 3 Disconnect the lead wire on the right position and separate the lamp sockets 3 7 MULTI DUCT 1 Remove the upper and lower Caps by using a flat screwdriver and remove 2 screws Figure 17 2 Disconnect the lead wire on the bottom position Figure 17 4 ADJUSTMENT 4 1 COMPRESSOR 4 1 1 Role The compressor intakes low temperature and low pressure gas from the evaporator of the refrigerator and compresses this gas to high temperature and high pressure gas It then delivers the gas to the condenser 4 1 2 Composition The compressor includes overload protection The PTC starter and OLP overload protector are attached to the outside of the compressor Since the compressor is manufactured to tolerances of 1 micron and is hermetically sealed in a dust and moisture free environment use extreme caution when repairing it 4 1 3 Note for Usage 1 Be careful not to allow over voltage an
6. sensor doesn t be minimum 2 over 46 F 8 C occurs Failure of BLDC fan If there is no fan motor Poor motor hocking to 5 motorat freezing Signal for more than 65 seg Wires of fan contact of compartment structures to fan snapping or short of lead In operation fan motor DISPLAY CHECK MODE Press at the same time ADJUST REFRIGERATOR TEMP amp ADJUST FREEZER TEMP For more than 1 second This mode is for LED inspection and ALL LED will turn ON at this time If releasing the buttons the display will indicate the previous status If there is an RT sensor defect it will be indicated in this mode 22 8 1 10 TEST Mode 1 The Test mode allows checking the PCB and the function of the product as well as finding out the defective part in case of an error Q The test mode is operated by pressing two buttons at Display panel While in the test mode the function control button is not recognized but the recognition tone beep sounds After exiting the test mode be sure to reset by unplugging and then plugging in the appliance error such as a sensor failure is detected while in the test mode the test mode is cleared and the error code is displayed 6 While an error code is displayed the test mode will not be activated MODE MANIPULATION CONTENTS REMARKS TEST1 Push ICE PLUS 1 C
7. tween 1 500 ok Check Check the power supply Supply YES Did starting state under load voltage rating compressor Compressor attempting with 10 start to re start after being off for 5 minutes 11 YES Compressor is OK Replace the compressor 6 2 PTC AND OLP Normal operation of Compressor is impossible or poor Observation value is 115V 60Hz 6 80 30 Separate PTC Starter from Compressor and measure resistance between No 5 and 6 of PTC Starter with a Tester Figure 19 The resistance value is OQ short or open Shows continuity Separate OLP from Compressor and check resistance value between two terminals of OLP with a Tester Figure 20 Check another electric component Replace OLP Figure 20 12 Starter 6 3 OTHER ELECTRICAL COMPONENTS Not cooling at all Compressor doesnt run I Check for open short or gt incorrect resistance readings in the following components a Starting devices 3 gt Short open or broke Poor contact or shorted b OLP c Compressor coil Coil open or shorted d Wiring harness Poor contact or shorted Poor cooling performance Compressor runs
8. 4 ee o STICKER J13 oe 161 DIP S 04 5 c 000000 106 S 5 Q o o o o o fof Icio 00000000 i 00000000 o 9 125 RY 301 O J02 4 Orar 5 5 ON o N m e N E 7 J o No o Y CONI CONS CON2 O O N L L N COMP N FD HTR DEF HTR LAMP 36 8 5 2 Replacement Parts List OL wax E E ar MAKER REMARK H DOO SAN 1 14 rh SAMT TRANS 1 AL Tus HH 0 TRON HO CON 5 YEON HH YEON H YEON HO s r cht YEON ts rur REO CHANGIANG i 5 6586500808 m 1 16 1 TEE 1 3 OWER MANAGEMENT PSSEEILI I 3 RT ICPOWER MANACHNEN
9. COMP EARI PARI HEATER AN PART ON CIR IN DIFFERENT LOCALITIES AN MODE OPTION HEATER AND FUSE CONFIGURATION EMB 220 2404 5 1270 50 60 2 220 240 50 60 2 OR HEATER O 00 e 5 8 p N BROWN RD RED BO BRIGHT ORA YL YELLOW GN GREEN BL BLU N GY GREY PR PURPLE B 5KY BLUE 10 6 TROUBLESHOOTING 6 1 COMPRESSOR AND ELECTRIC COMPONENTS gt Power Source Rated Voltage 10 Remove PTC Starter from Compressor and measure voltage between Terminal C of Compressor and Terminal 5 or 6 of PTC YES OLP disconnected No Voltage Replace OLP Check connection condition Applied voltage isn t in acceptable range 115V 10 Advise customer that power supply needs to be checked by an electrician gt Check Da The range of resistance is be resistance of between M C S C and Motor M S in Motor Open or short Replace Compressor Compressor Compressor Check Check resistance of resistance of two terminals in Reference 12 PTC Starter PTC Starter Check resistance of two terminals in OLP Check OLP Reference 12 Reconnect LI
10. L101 GOOOOGOD 2 F4 F5 F6 F7 x J P N DESCRIPTION SPEC MAKER REMARK 1 1 687088090 PWB PCB KS PJT GOOD BETTER DISPLAY DIO SAN 16 2 1 3 6630A09159H WAFER SMAW250 09 YEUNHU 604101 4 5 6600RRTO0ZK SVITCH TACT JTP 230A JEIL 12V DC SOMA JEIL SW10L 102 6600JB8005A KPT 1105A KYUNG IN 61 TACT S W KPT 1109G KYUNGIN SW103 M 7 ODLEQUOAA ED LT1824 81 BCM TP GREEN 2 RI R7 FT E 000414809 DIODE SWITCHING IN4148 26MM PYUNG CHANG D 01 102 103 DELTA 12 10 68548500018 JUMP WIRE 0 6MM 52 TAPING SN 1088 Site 11 ie 9vwrofeoooo SOLDERSROSIN WIRE RSO 020 HEESUNG 9 13 49111004 SOLDER SOLDERING H63A 59333105 FLUX 6 0 825 0 830 KOREA F H 206 KOKI 37 8 6 PWB DIAGRAM 8 6 1 PWB Main Assembly
11. 7 Condition Tone Ding Dong when the button on Alarm for open door OFF Measure the display is pushed beep beep beep ment Location 10059 02s 015 26 05s 0 58 i A t 5V 5V 0v ov 5V 5V 0v 0 4 Open Door Detection Circuit Check P67 R38 2KJ CON5 AINT L gt REFRIGERATOR DOOR SWITCH MICOM T I wo PN 5 pm ce L 2 FREEZER DOOR SWITCH 223 d 1 Measurement Pin No 1 amp 2 Freezer Door Freezer Location Pin No 11 amp 12 Refrigerator Door Refrigerator Door Closed 5V Open 0v 28 8 2 5 Temperature Sensor Circuit MICOM 60 61 62 64 RI CONG j R39 NI 8 A L T 9 ur 7 26 1KF O 6 cm E CE9 2 T N FE ov 5 25 147 26 1KF 7 4 L vpn ui L Rude 2 soy 3 27 R43 2KJ 17 9 cu L a 23 T 1 FREEZER SENSOR REFRIGERATOR SENSOR DEFROST SENSOR The upper CIRCUIT reads REFRIGERATOR temperature FREEZER Temperature and DEFROST SENSOR temperature for defrosting and the indoor temperature for compensating for the surrounding temperature into MICOM OPENING or SHORT state of each TEMPERATURE SENSOR are as follows SENSOR CHECK POINT NORMAL 30 C 50 C SHORT CIRCUITED OPEN F
12. 220 1 2W E R35 R36 0 a 2KJ 100 KTC3198 5 a 31 8 3 RESISTANCE SEPECIFICATION OF SENSOR TEMPERATURE DETECTED RESISTANCE OF FREEZER RESISTANCE OF REFRIGERATOR amp BY SENSOR SENSOR DEFROST SENSOR 8 ROOM SENSOR 20 223 77 KQ 15 16 9 K Q 60K Q 10 13 0K Q 47 3KQ _ 5 10 1 38 4 0 78KQ 30K Q 5 C 6 2 K Q 241 K Q 10 4 9KQ 19 5K Q 15 3 9KQ 15 9K Q 20 31KQ 13KQ 25 25KQ 30 2 0KQ 8 9KQ 40 14 6 2 K Q 50 C 0 8 K Q 4 3KQ The resistance of the SENSOR has a 5 common difference Measure the resistance of the SENSOR after leaving it for over 3 minutes in the measuring temperature This delay is necessary due to sensor response speed 32 8 4 TROUBLESHOOTING PROBLEM INDICATED BY CHECK CHECKING METHOD CAUSE SOLUTION POWER SOURCE 1 The whole DISPLAY 1 FREEZER Check if FREEZER POWER SOURCE is poor Check outlet Voltage is poor LED SEVEN SEGMENT REFRIGERATOR REFRIGERATOR DOOR IS DISPLAYis off OPEN and check display 2 DISPLAY LED 2 If LAMP is dim Check visually Applied voltage error Use boosting TRANS SEVEN SEGMENT 3 The connection of Check connection of CONNECTOR connection Reconnect CONNECTOR DISPLAY operates the MAIN PWB CONNECTOR iS poor abnormally CONNECTOR TRANS FUSE is open Replace TRANS COOLING
13. 1 C STANDARD LOG its IC DRAWING 1 RELAY Iju RELAY 11 RELAY Lx RELAY 1 RESONATOR CERAMIC CSTLSAMOOGES AO AMEZ 05 1502 RADIAL TP MURATA MURATA VARISTOR INRIADS2I ILI UL YDE BK 6207 LIN WEA y VARSTO INRIADSSIK IL JIN ULASA VOE E DIODE RECTIFIERS RECTIFIERS ms e nfa OCRATSIYA70 108010026607 TEM pe anaon OHM 1 8 W 1 2013 0 1 2 W 5 2012 R TP 240 OHM 1 2 W 5 2 9 1K OHM 1 8 W 1 2012 R IP OHM 1 4 W 1 00 16 2K OEM 1 4 W 1 00 TA52 26 1K OEM 1 4 W 100 2 15 08M W 5 00 2 L2 1 W 5 2 150K OHM 1 W 6 00 2 o 14 edd yy da ERE EE Seas Lc a bo UG jajajajajajaja al alaale ea tes jes es ez jas jas jos jes jor se lez les en 36 8 5 3 PWB Assembly Display and parts list CON101
14. Handle Assembly Freezer Name Plate STOPPER HANDLE Door Assembly Refrigerator Right Door Assembly Refrigerator Left Door Foam Assembly Refrigerator Door Foam Assembly Refrigerator GASKET ASSEMBLY DOOR GASKET ASSEMBLY DOOR COVER ASSEMBLY FRONT COVER ASSEMBLY FRONT GUIDE PITCHER GUIDE DRAWER Cover Tray Bucket Dairy BASKET ASSEMBLY DOOR Stopper Door Stopper Door Handle Assembly Freezer Decor Tray DECOR TRAY CONNECTOR ASSEMBLY CONNECTOR ASSEMBLY Rail Slide Rail Slide Cover Connector Cover Connector Bar CONNECTOR ASSEMBLY CLIP Ring HINGE ASSEMBLY CENTER LFC22740SB Loc No 271A 271C 281A 282B 282E 282F 286A 301A 304A 305B 305C 307A 308A 309A OA 2A 4A 5A 7A 8A 9A 9C 9E 323B 327A 328A 328B 329A 329C 332A 401A 402A 404A 405A 405C 405F 405 406B 409B 409D 410A 410G 418 420 501A 501F 503C 503D 503E 503G 600A 600C 602A 610A 616E 618A 619A 619B 619C 621B 621C 622A 622B 623C 627A 903A 903B 903D 903E S01 22 S24 S28 29 31 WWW WW WW WW Part No 4775JJ2018B 4775JJ2018A 3551JJ1018B 4775JJ2019C 3551JJ1018E 3806JL2006F 49845 J3003A 5421JJ1001B 3551 JJ2008B 4580JJ3001A 4J04238A TCA30119901 6749 CRO008D 6750C 0005P 3550JA2042C 5040JA3031A 4620JA3009A 3103JJ1001J 5851JJ2002D 4930JA3034A 3390JJ0003A 4974JJ1009A 4810JJ2005A 5403JJ1007A 5006JA3034A 4J03020A 4J04328A 5901JJ1005A 5901JJ1004B 3531JJ1004A 6615J
15. Power On 1 Start Position Adjusts Ejector to Start Position with power on Waits until water becomes cold after starting the Icemaking operation Icemaking d Runs MOTOR to drop ice from the tray into the ICE BIN Performs Icemaking Mode after supplying water by operating the SOLENOID in ICE VALVE Park Position With the detect lever checks if the ICE BIN is full To operate LINE and SERVICE press and hold the Cube Size button for 3 seconds The icemaking will run through 3 stages Harvest Fill Icemaking Test Mode Y Y vy vy vy 1 Turning the Icemaker stop switch off O stops the icemaking function 2 Setting the Icemaker switch to OFF and then turning it back on will reset the icemaker control Cube Size button Power On Off Switch 17 7 2 ICE MAKER FUNCTIONS 7 2 1 Ice Making Mode 1 Icemaking refers to the freezing of supplied water in the ice trays Complete freezing is assured by measuring the temperature of the Tray with icemaking SENSOR 2 Icemaking starts after completion of the water fill operation 3 The icemaking function is completed when the sensor reaches 7 C 60 to 240 minutes after starting NOTE After icemaker power is ON the icemaker heater will be on for test for 9 sec 7 2 2 Harvest Mode 1 Harvest Ice removing refers to the operation of dropping ices into the ice bin from the tray when icemaking has completed 2 Harvest mode 1 The Heater i
16. Screw Customized LG Electronics Inc P No 3828JL8076E FEBRUARY 2007
17. is properly attached to the compressor Parts may appear physically identical but could have different electrical ratings Replace parts by part number and model number Using an incorrect part could result in damage to the product fire injury or possibly death 4 3 OLP OVERLOAD PROTECTOR 4 3 1 Definition of OLP 1 OLP OVERLOAD PROTECTOR is attached to the Compressor and protects the Motor by opening the circuit to the Motor if the temperature rises and activating the bimetal spring in the OLP 2 When high current flows to the Compressor motor the Bimetal works by heating the heater inside the OLP and the OLP protects the Motor by cutting off the current flowing to the Compressor Motor 4 3 2 Role of the OLP 1 The OLP is attached to the Sealed Compressor used for the Refrigerator It prevents the Motor Coil from being started in the Compressor 2 For normal operation of the OLP do not turn the Adjust Screw of the OLP in any way OVERLOAD PROTECTOR cross section Part No Name Base phenolic UL 94 V 0 rated 2 Movable arm support plated steel 3 Stationary contact support plated steel Customer part number Lot code date code O 330 FBYY Electrical characteristics part number ysical termination part number Heater support plated steel Heater resistance alloy Disc thermostatic alloy Movable arm spring temper copper alloy Contact movable silver on c
18. poorly pg Replace indicated component Check starting Low voltage voltage Advise customer that the Power supply needs to be checked by an electrician Check voltage at Poor or broken or starting devices open contact Check current flowing Shorted in sub coil of Compressor Check rating of OLP F Lack of capacity Fan motor Check wiring circuit Wire is open or doesnt run shorted Check Fan Motor Coil is shorted or open Heavy frost buildup on Check current flow in EVAPORATOR the following components Sensor Fuse M Check current flow in the Defrost Heater 13 Replace indicated component Replace 2 indicated component Replace Open indicated component Replace Defrost Heater 6 4 SERVICE DIAGNOSIS CHART COMPLAINT POINTS TO BE CHECKED REMEDY No Cooling Is the power cord unplugged from the outlet Plug into the outlet Check if the power switch is set to OFF Set the switch to ON Check if the fuse of the power switch is shorted Replace the fuse Measure the voltage of the power outlet If the voltage is low correct the wiring Cools poorly Check if the unit is placed too close to the wall Place the unit about 4 inches 10 cm from the wall Check if the unit is placed too close to the stove Place the unit away from these he
19. 003A 4930JJ2004A 4975JJ2028C 4975JJ2028D 5047JJ1001A 5074JJ1005A 3390JJ1014A 3550JJ1017A 3391JJ1020C 4940JJ2003C 3550JL1006C 4981JJ2001B 3550JJ1040A MCK30060901 4890JL1002H 3391JJ2004H 3581JJ8721P 5433JJ0125L 4987JJ1004E 3651JA1033M 3846JD1007D 4620JJ3007B 3581JJ8056T 3581JJ8055P 5433JJ0063Q 5433JJ0061T 4987 JJ2003F 4987 JJ2003H 3551 JJ2034B 355 1JJ2034A 4974JJ2017A 4974JJ1021A 3550JL2006A 5074JJ1019A 5005JJ2022A 4620JJ3006C 4620JJ2009A 3651JA1023V 3806JJ1048A 3806JL2011A 5098JJ1002B 5098JJ1002A 5218JA1010E 5218JA1010F 3550JJ1111A 3550 11118 4270JJ3001E 4403JJ3001A 4004JA3002A 4350JA3005B 4775JJ2019D Description HANDLE REAR HANDLE REAR Cover Assembly Lower Rail Slide HOLDER ASSEMBLY GASKET ube Assembly Drain Skirt Lower Leg Assembly Adjust DUCT ASSEMBLY MULTI Holder Bracket Guide Assembly Rail Guide Assembly Rail Holder Rail Holder Rail BUCKET ICE Cover Grille Fan RAY ASSEMBLY DRAWER ray Drawer SHELF ASSEMBLY REFRIGERATOR Shelf Net Shelf Net Shelf Net Shelf Net SHELF ASSEMBLY REFRIGERATOR SHELF ASSEMBLY REFRIGERATOR Holder Shelf Holder Shelf Guide Assembly Rail Guide Assembly Rail Case Lower BUCKET DAIRY TRAY EGG Cover Bucket TRAY ASSEMBLY VEGETABLE KNOB SHUTTER Cover TV SUPPORTER ASSEMBLY COVER TV Cover Lamp Cover Lamp SHELF GLASS ray Assembly Meat Door Assembly Freezer Door Foam Assembly Freezer GASKET ASSEMBLY DOOR
20. 1002H 3391JJ2004H 3581JJ8721Q 5433JJ0022W 4987JJ1004A 3651JA1033L 3846JD1007E 4620JJ3007B 3581JJ8056U 3581JJ8055Q 5433JJO0063R 54331100610 4987JJ2003E 4987 JJ2003G 3551 JJ2034B 3551JJ2034A 4974JJ2017A 4974JJ1021A 3550JL2006A 5074JJ1019A 5005JJ2022A 4620JJ3006D 4620JJ2009A 3651JA1023W 3806JJ1048A 3806JL2011A 5098JJ1002B 5098JJ1002A 5218JA1010E 5218JA1010F 3550JJ1111A 3550JJ1111B 4270JJ3001E 4403JJ3001A 4004JA3002A 4350JA3005B 4775JJ2019F Description HANDLE REAR HANDLE REAR COVER ASSEMBLY LOWER Rail Slide HOLDER ASSEMBLY GASKET ube Assembly Drain Skirt Lower Leg Assembly Adjust DUCT ASSEMBLY MULTI Holder Bracket Guide Assembly Rail Guide Assembly Rail Holder Holder BUCKET ICE Cover Grille Fan RAY ASSEMBLY DRAWER ray Drawer SHELF ASSEMBLY REFRIGERATOR Shelf Net Shelf Net Shelf Net Shelf Net SHELF ASSEMBLY REFRIGERATOR SHELF ASSEMBLY REFRIGERATOR Holder Shelf Holder Shelf Guide Assembly Rail Guide Assembly Rail Case Lower BUCKET DAIRY TRAY EGG Cover Bucket TRAY ASSEMBLY VEGETABLE KNOB SHUTTER Cover TV SUPPORTER ASSEMBLY COVER TV Cover Lamp Cover Lamp SHELF GLASS ray Assembly Meat Door Assembly Freezer DOOR FOAM ASSEMBLY FREEZER GASKET ASSEMBLY DOOR Handle Assembly Freezer Name Plate STOPPER HANDLE Door Assembly Refrigerator Right Door Assembly Refrigerator Left Door Foam Assembly Refrigerator Door Foam Assembly
21. 4680JK1001B EBR36222901 3550JJ1105A 6871JB2047A 3110JJ1005A 3550JJ2031A 3806JL1049A 5989 JA0002N MEA32865501 4931JA3005B 3550JJ2020A 5210JA3005N 5210JJ3005B 5220JA2009D 3550JJ2024A 5221JA2008G ACJ30147004 ACJ30147003 5040JA2015A 4810JA3036A 4770JA3001A 4930JA3054A 3550JJ0006D 4930JJ2021A 6500JK1003A 6500JK1004A 1522 471 00001 1SZZJA3011B 1522 4J00415D 4000W4A003A Description Hinge Assembly Upper Hinge Assembly Upper COVER ASSEMBLY HINGE HINGE ASSEMBLY CENTER COVER ASSEMBLY HINGE Decor Duct BUSH Evaporator Assembly Cover Assembly Machinery Rear Roller Pin Compressor Set Assembly hermistor Assembly PTC OVERLOAD PROTECT Cover PTC DAMPER COMPRESSOR STOPPER COMPRESSOR BASE ASSEMBLY COMPRESSOR Drier Assembly Holder Drier RAY DRIP Guide Fan Bracket Motor CONDENSER ASSEMBLY WIRE CAP DRAIN TUBE DAMPER PIPE DAMPER PIPE FAN ASSEMBLY FAN ASSEMBLY GRILLE ASSEMBLY FAN Controller Assembly Circuit Switch Push Button AC Motor BRACKET ASSEMBLY MOTOR DAMPER MOTOR SUPPORT DAMPER MOTOR SUPPORT BRACKET ASSEMBLY MOTOR Switch Push Button LAMP INCANDESCENT REFLECTOR LAMP Drawing Assembly Capacitor Electric Appliance Film Box Power Cord Assembly Heater Sheath Motor AC PCB Assembly Main Cover PCB PCB ASSEMBLY DISPLAY Case Display Cover Display Decor Control Ice Maker Assembly Kit Guide Tube Hold
22. B2005C 6600JB3007E 4681JK1004A 4811JJ2002A 5040JA2009B 5040JA2004B 4811JJ2002H 6600JB1004A 6912JK2002C 3034JJ1002B 6621JK2002D 0CZZJB2012J 6411JK1006A 5300JB1100J 4680JK1001B EBR36222901 3550JJ1105A 6871JB2047A 3110JJ1005A 3550JJ2031A 3806JL1049A 5989 JA0002N MEA32865501 4931JA3005B 3550JJ2020A 5210JA3005N 5210JJ3005B 5220JA2009D 3550JJ2024A 5221JA2008G ACJ30147004 ACJ30147003 5040JA2015A 4810JA3036A 4770JA3001A 4930JA3054A 3550JJ0006C 4930JJ2021A 6500JK1003A 6500JK1004A 1 ZZJJ3010A J471 00001J 1SZZJA3011B 1572 4J00415D 4000W4A003A Description Hinge Assembly Upper Hinge Assembly Upper COVER ASSEMBLY HINGE HINGE ASSEMBLY CENTER COVER ASSEMBLY HINGE Decor Duct BUSH Evaporator Assembly Cover Assembly Machinery Rear Roller Pin Common Compressor Set Assembly Thermistor Assembly PTC OVERLOAD PROTECT Cover PTC DAMPER COMPRESSOR STOPPER COMPRESSOR BASE ASSEMBLY COMPRESSOR Drier Assembly Holder Drier TRAY DRIP Guide Fan Bracket Motor CONDENSER ASSEMBLY WIRE CAP DRAIN TUBE DAMPER PIPE DAMPER PIPE FAN ASSEMBLY FAN ASSEMBLY GRILLE ASSEMBLY FAN Controller Assembly Circuit Switch Push Button AC Motor BRACKET ASSEMBLY MOTOR DAMPER MOTOR SUPPORT DAMPER MOTOR SUPPORT BRACKET ASSEMBLY MOTOR Switch Push Button LAMP INCANDESCENT REFLECTOR LAMP Drawing Assembly Capacitor Electric Appliance Film Box Power Cord Assembly Heater Sheath Motor AC PCB Ass
23. FRONT GUIDE PITCHER GUIDE DRAWER Cover Tray Bucket Dairy BASKET ASSEMBLY DOOR Stopper Door Stopper Door Handle Assembly Freezer Decor Tray DECOR TRAY CONNECTOR ASSEMBLY CONNECTOR ASSEMBLY Rail Slide Rail Slide Cover Connector Cover Connector Bar CONNECTOR ASSEMBLY CLIP Ring HINGE ASSEMBLY CENTER LFC22740ST Loc No 271A 271C 281A 282B 282E 282F 286A 301A 304A 305B 305C 307A 308A 309A 310A 312A 314A 315A 317A 318A 319A 319C 319E 323B 327A 328A 328B 329A 329C 332A 401A 402A 404A 405A 405C 405F 405 406B 409B 409D 410A 410G 411A 418A 420A 501A 501F 503C 503D 503E 503G 600A 600C 602A 610A 616E 618A 619A 619B 619C 621B 621C 622A 622B 623C 627A 903A 903B 903D 903E 501 522 524 528 529 531 Part No 4775JJ2018B 4775JJ2018A 3551JJ1018B 4775JJ2019C 3551JJ1018E 3806JL2006F 4984JJ3003A 5421JJ1001B 3551JJ2008B 4580JJ3001A 4J04238A 0119901 6749CROO08D 6750C 0005P 3550JA2042C 5040JA3031A 4620JA3009A 3103JJ1001J 5851JJ2002D 4930JA3034A 3390JJ0003A 4974JJ1009A 4810JJ2005A 5403JJ1007A 5006JA3034A 4J03020A 4J04328A 5901JJ1005A 5901JJ1004B 3531JJ1004A 6615JB2005C 6600JB3007E 4681JK1004A 4811JJ2002A 5040JA2009B 5040JA2004B 4811JJ2002H 6600JB1004A 69 12JK2002C 3034JJ1002B 6621 JK2002D 0CZ7JB2012J 6411JK1006A 5300JB1100J 4680JK1001B EBR36222901 3550JJ1105A 687 1JB2047A 3110JJ1005A 3550JJ2031A 3806JL1049A 5989JA0002N
24. JJ0006A 4930JJ2021A 6500JK1003A 6500JK1004A 1SZZJJ3010A J471 00001J 1SZZJA3011B 1577JJ3005E 4J00415D 4000W4A003A Description Hinge Assembly Upper Hinge Assembly Upper COVER ASSEMBLY HINGE HINGE ASSEMBLY CENTER COVER ASSEMBLY HINGE Decor Duct BUSH Evaporator Assembly Cover Assembly Machinery Rear Roller Pin Common Compressor Set Assembly Thermistor Assembly PTC OVERLOAD PROTECT Cover PTC DAMPER COMPRESSOR STOPPER COMPRESSOR BASE ASSEMBLY COMPRESSOR Drier Assembly Holder Drier TRAY DRIP Guide Fan Bracket Motor CONDENSER ASSEMBLY WIRE CAP DRAIN TUBE DAMPER PIPE DAMPER PIPE FAN ASSEMBLY FAN ASSEMBLY GRILLE ASSEMBLY FAN Controller Assembly Circuit Switch Push Button AC Motor BRACKET ASSEMBLY MOTOR DAMPER MOTOR SUPPORT DAMPER MOTOR SUPPORT BRACKET ASSEMBLY MOTOR Switch Push Button LAMP INCANDESCENT REFLECTOR LAMP Drawing Assembly Capacitor Electric Appliance Film Box Power Cord Assembly Heater Sheath Motor AC PCB Assembly Main Cover PCB PCB ASSEMBLY DISPLAY Case Display Cover Display Decor Control Ice Maker Assembly Kit Guide Tube Holder Assembly Bracket Cover Sensor Tube Plastic TUBE INJECT Valve Water Cover Valve VALVE ASSEMBLY WATER Connector Assembly Connector Assembly RUBBER INJECT Bracket Cover Band Holder Pipe Cover Lower Holder Cover Lower SENSOR Sensor Screw Customized Screw Customized Screw Customized Screw Customized Screw Customized
25. JJ3006A 4620JJ2009A 3651JA1023X 3806JJ1048A 3806JL2011A 5098JJ1002B 5098JJ1002A 5218JA1010E 5218JA1010F 3550JJ1111A 3550JJ1111B 4270JJ3001E 4403JJ3001A 4004JA3002A 4350JA3005B 4775JJ2019B LFC22740SW Description HANDLE REAR HANDLE REAR Cover Assembly Lower Rail Slide HOLDER ASSEMBLY GASKET Tube Assembly Drain Skirt Lower Leg Assembly Adjust DUCT ASSEMBLY MULTI Holder Bracket Guide Assembly Rail Guide Assembly Rail Holder Rail Holder Rail BUCKET ICE Cover Grille Fan TRAY ASSEMBLY DRAWER Tray Drawer SHELF ASSEMBLY REFRIGERATOR Shelf Net Shelf Net Shelf Net Shelf Net SHELF ASSEMBLY REFRIGERATOR SHELF ASSEMBLY REFRIGERATOR Holder Shelf Holder Shelf Guide Assembly Rail Guide Assembly Rail Case Lower BUCKET DAIRY TRAY EGG Cover Bucket TRAY ASSEMBLY VEGETABLE KNOB SHUTTER Cover TV SUPPORTER ASSEMBLY COVER TV Cover Lamp Cover Lamp SHELF GLASS Tray Assembly Meat Door Assembly Freezer Door Foam Assembly Freezer GASKET ASSEMBLY DOOR Handle Assembly Freezer Name Plate STOPPER HANDLE Door Assembly Refrigerator Right Door Assembly Refrigerator Left Door Foam Assembly Refrigerator Door Foam Assembly Refrigerator GASKET ASSEMBLY DOOR GASKET ASSEMBLY DOOR COVER ASSEMBLY FRONT COVER ASSEMBLY FRONT GUIDE PITCHER GUIDE DRAWER Cover Tray Bucket Dairy BASKET ASSEMBLY DOOR Stopper Door Stopper Door Handle Assembly Freezer Decor Tray DECOR TRAY C
26. JJ3007B 3581JJ8056V 3581JJ8055R 543300635 5433JJ0061V 4987JJ2003F 4987 JJ2003H 3551JJ2034B 3551JJ2034A 4974JJ2017A 4974JJ1021A 3550JL2006A 5074JJ1019A 5005JJ2022A 4620JJ3006C 4620JJ2009A 3651JA1023U 3806JJ1048A 3806JL2011A 5098JJ1002B 5098JJ1002A 5218JA1010E 5218JA1010F 3550JJ1111A 3550JJ1111B 4270JJ3001E 4403JJ3001A 4004JA3002A 4350JA3005B 4775JJ2019D Description HANDLE REAR HANDLE REAR Cover Assembly Lower Rail Slide HOLDER ASSEMBLY GASKET Tube Assembly Drain Skirt Lower Leg Assembly Adjust DUCT ASSEMBLY MULTI Holder Bracket Guide Assembly Rail Guide Assembly Rail Holder Rail Holder Rail BUCKET ICE Cover Grille Fan TRAY ASSEMBLY DRAWER Tray Drawer SHELF ASSEMBLY REFRIGERATOR Shelf Net Shelf Net Shelf Net Shelf Net SHELF ASSEMBLY REFRIGERATOR SHELF ASSEMBLY REFRIGERATOR Holder Shelf Holder Shelf Guide Assembly Rail Guide Assembly Rail Case Lower BUCKET DAIRY TRAY EGG Cover Bucket TRAY ASSEMBLY VEGETABLE KNOB SHUTTER Cover TV SUPPORTER ASSEMBLY COVER TV Cover Lamp Cover Lamp SHELF GLASS Tray Assembly Meat Door Assembly Freezer Door Foam Assembly Freezer GASKET ASSEMBLY DOOR Handle Assembly Freezer Name Plate STOPPER HANDLE Door Assembly Refrigerator Right Door Assembly Refrigerator Left Door Foam Assembly Refrigerator Door Foam Assembly Refrigerator GASKET ASSEMBLY DOOR GASKET ASSEMBLY DOOR COVER ASSEMBLY FRONT COVER ASSEMBLY
27. LG REFRIGERATOR CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL MODELS LFC22740 CONTENTS SAFETY PRECAUTIONS 1 SPECIFICATIONS 2 PARTS IDENTIFICATION 3 DISASSEMBLY 3 1 DOOR 3 2 DOOR ALIGNMENT 3 3 FAN AND FAN MOTOR 3 4 DEFROST CONTROL ASSEMBLY 3 5 LAMP 3 6 REFRIGERATOR CONTROLIBOX a Ee de d de 7 3 7 MULTI DUCT 4 ADJUSTMENT 4 1 COMPRESSOR 4 2 PTC STARTER 43 OLP OVERLOAD PROTECTOR 9 4 4 COVER NANA A 9 5 CIRCUIT DIAGRAM 6 TROUBLESHOOTING 6 1 COMPRESSOR AND ELECTRICAL COMPONENTS O2PICANDOLP A 2 6 3 OTHER ELECTRICAL COMPONENTS 2 eee e Eva ea Pe Rua EM ea bnc ee apa va Fac etos Ene Er FEE Dena dh 3 6 4 SERVICE DIAGNOSISCEHART j CU 5 c eei pha esau cc 4 G6SREFRIGERATION CYCLE cc 5 7 OPERATION PRINCIPLE AND REPAIR METHOD OF ICEMAKER 1 7 8 DESCRIPTION OF FUNCTION amp CIRCUIT OF MICOM 20 9 EXPLODED VIEW amp REPLACEMENT PARTS LIST 1 40 SAFETYPRECAUTIONS Please read the following instructions before servicing your refrigerator 1 Check the refrigerator for current leakage 7 Before tilting the refrigerator remove all materials from 2 To prevent electric shock unplug before servicing On or in the refrigerator 3 Always check line voltage and amperage 8 When servicing the evaporator wear gloves to prevent Injuries from the sharp evaporator fins 9
28. MEA32865501 4931JA3005B 3550JJ2020A 5210JA3005N 5210JJ3005B 5220JA2009D 3550JJ2024A 5221 JA2008G ACJ30147004 ACJ30147003 5040JA2015A 4810JA3036A 4770JA3001A 4930JA3054A 3550JJO0006C 4930JJ2021A 6500JK1003A 6500JK1004A 1SZZJJ3010A J471 00001J 1SZZJA301 1B 1SZZJJ3005E 4J00415D 4000W4A003A Description Hinge Assembly Upper Hinge Assembly Upper COVER ASSEMBLY HINGE HINGE ASSEMBLY CENTER COVER ASSEMBLY HINGE Decor Duct BUSH Evaporator Assembly Cover Assembly Machinery Rear Roller Compressor Set Assembly Thermistor Assembly PTC OVERLOAD PROTECT Cover PTC DAMPER COMPRESSOR STOPPER COMPRESSOR BASE ASSEMBLY COMPRESSOR Drier Assembly Holder Drier TRAY DRIP Guide Fan Bracket Motor CONDENSER ASSEMBLY WIRE CAP DRAIN TUBE DAMPER PIPE DAMPER PIPE FAN ASSEMBLY FAN ASSEMBLY GRILLE ASSEMBLY FAN Controller Assembly Circuit Switch Push Button AC Motor BRACKET ASSEMBLY MOTOR DAMPER MOTOR SUPPORT DAMPER MOTOR SUPPORT BRACKET ASSEMBLY MOTOR Switch Push Button LAMP INCANDESCENT REFLECTOR LAMP Drawing Assembly Capacitor Electric Appliance Film Box Power Cord Assembly Heater Sheath Motor AC PCB Assembly Main Cover PCB PCB ASSEMBLY DISPLAY Case Display Cover Display Decor Control Ice Maker Assembly Kit Guide Tube Holder Assembly Bracket Cover Sensor Tube Plastic TUBE INJECT Valve Water Cover Valve VALVE ASSEMBLY WATER Connector Assembly Connector As
29. OFF o sensor is lower than 45 when power cuts SERVICE in 1 2 second COMP in 1 2 second Freezer FAN ON ON Reset to normal operation Total load in7 minute COMP in1i 2second Freezer from TEST MODE OFF ON 21 8 1 9 Defect Diagnosis Function 1 Automatic diagnosis makes servicing the refrigerator easy 2 When a defect occurs the buttons will not operate but the tones such as ding will sound 3 When defect is repaired the defect code is removed and refrigerator returns to normal operation RESET 4 The defect code is shown on the Display REFRIGERATOR TEMP ICE PLUS FREEZER TEMP 1 2 3 4 5 6 7 C 1 2 3 4 5 J gt WARMER 415 RECOMMEMDED COLDER WARMER 41S RECOMMEMDED COLDER ADJUST ERROR CODE on display panel LEDOFFLEDON O NO ITEM ERROR CODE CONTENTS REMARKS 1 Alof O O Cutor short circuit wire 2 Retigerstorsensor Alot O Cutorshortcircuitwire wires on each sensor Failure of defrost 3 sensor O Cutor short circuit wire 5 RT sensor error All off 9 Open or short circuit LED check mode Visible in LED CHECK MODE Snapping of defrost 4 2 hours later after heater or Temperature starting defrost If Tuse pul out of Poor of defrost All off o 2 Connector indicated
30. ONNECTOR ASSEMBLY CONNECTOR ASSEMBLY Rail Slide Rail Slide Cover Connector Cover Connector Bar CONNECTOR ASSEMBLY CLIP Ring HINGE ASSEMBLY CENTER Loc No Part No 271A 271C 281A 282B 282E 282F 286A 301A 304A 305B 305C 307A 308A 309A 310A 312A 314A 315A 317A 318A 319A 319C 319E 323B 327A 328A 328B 329A 329C 332A 401A 402A 404A 405A 405C 405F 405G 406B 409B 409D 410A 410G 411A 418A 420A 501A 501F 503C 503D 5 5036 600 600C 602A 610A 616E 618A 619A 619B 619C 621B 621C 622A 622B 623C 627A 903A 903B 903D 903E 01 22 24 28 29 31 4775 2018 4775JJ2018A 3551JJ1018A 4775JJ2019A 3551JJ1018D 3806JL2006F 4984JJ3003A 5421JJ1001B 3551JJ2008B 4580JJ3001A 4J04238A TCA30119901 6749 CROO08D 6750C 0005P 3550JA2042C 5040JA3031A 4620JA3009A 3103JJ1001J 5851JJ2002D 4930JA3034A 3390JJ0003A 4974JJ1009A 4810JJ2005A 5403JJ1007A 5006JA3034A 4J03020A 4J04328A 5901JJ1005A 5901JJ1004B 3531JJ1004A 6615JB2005C 6600JB3007A 4681JK1004A 4811JJ2002A 5040JA2009B 5040JA2004B 4811JJ2002H 6600JB1004A 6912JK2002C 3034JJ1002B 6621JK2002D 0CZZJB2012J 6411JK1006A 5300JB1100J 4680JK1001B EBR36222901 3550JJ1105A 6871JB2047A 3110JJ1005A 3550JJ2031A 3806JL1049A 5989JA0002N MEA32865501 4931JA3005B 3550JJ2020A 5210JA3005N 5210JJ3005B 5220JA2009D 3550JJ2024A 5221JA2008G ACJ30147004 ACJ30147003 5040JA2015A 4810JA3036A 4770JA3001A 4930JA3054A 3550
31. RROR CODES shown on Ice Maker water supply control panel NO DIVISION INDICATOR PROBLEM REMARKS Note fill times Display switch 1 Normal see previous page None operates properly Icemaking Make sure that the wire 2 Sensor Open or shorted wire or sensor on each sensor is malfunction connected Ejector blades have not reached Ghe k Icemaker Kit the park position after 18 3 HALL IC MOTOR malfunction mues from start of harvest HEATER RELAY ERROR indicators in table can be checked only in TEST mode 19 8 DESCRIPTION OF FUNCTION amp CIRCUIT OF MICOM 8 1 FUNCTION 8 1 1 Function 1 When the appliance is plugged in it is set to 4 for Refrigerator and 4 for freezer You can adjust the Refrigerator and the Freezer control temperature by pressing the ADJUST button 2 When the power is initially applied or restored after a power failure it is autornatically set to 4 amp 4 ADJUST WARMER 415 RECOMMEMDED COLDER WARMER 41S RECOMMEMDED COLDER ADJUST REFRIGERATOR TEMP ICE PLUS FREEZER TEMP N 1 2 3 4 5 6 7 4 2 3 4 5 6 7 J 8 1 2 Control of freezer fan motor 1 Freezer fan motor has high and standard RPMs 2 High RPM 15 used when electricity 15 first on for ICE PLUS and when refrigerator is overloaded But standard RPM is used for general purposes 3 To improve co
32. Refrigerator GASKET ASSEMBLY DOOR GASKET ASSEMBLY DOOR COVER ASSEMBLY FRONT COVER ASSEMBLY FRONT GUIDE PITCHER GUIDE DRAWER Cover Tray Bucket Dairy BASKET ASSEMBLY DOOR Stopper Door Stopper Door Handle Assembly Freezer Decor Tray DECOR TRAY CONNECTOR ASSEMBLY CONNECTOR ASSEMBLY Rail Slide Rail Slide Cover Connector Cover Connector Bar CONNECTOR ASSEMBLY CLIP Ring HINGE ASSEMBLY CENTER LFC22740TT Loc No 271A 271C 281A 282B 282E 282F 286A 301A 304A 305B 305C 307A 308A 309A 310A 312A 314A 315A 317A 318A 319A 319C 319E 323B 327A 328A 328B 329A 329C 332A 401A 402A 404A 405A 405C 405F 405 406B 409B 409D 410A 410G 411A 418A 420A 501A S01F 503C 503D 503E 503G 600A 600C 602A 610A 616E 618A 619A 619B 619C 621B 621C 622A 622B 623C 627A 903A 903B 903D 903E 01 22 S24 528 529 531 Part No 4775JJ2018B 4775JJ2018A 3551JJ1018C 4775JJ2019E 3551JJ1018F 3806JL2006F 4984JJ3003A 5421JJ1001B 3551JJ2008B 4580JJ3001A 4J04238A TCA30119901 6749 00080 6750C 0005P 3550JA2042C 5040JA3031A 4620JA3009A 3103JJ1001J 585 1JJ2002D 4930JA3034A 3390JJ0003A 4974JJ1009A 4810JJ2005A 5403JJ1007A 5006JA3034A 4J03020A 4J04328A 5901JJ1005A 5901JJ1004B 3531JJ1004A 6615JB2005C 6600JB3007B 4681JK1004A 4811JJ2002A 5040JA2009B 5040JA2004B 4811JJ2002H 6600JB1004A 6912JK2002C 3034JJ1002B 6621JK2002D 0CZZJB2012J 6411JK1006A 5300JB1100J
33. Service on the refrigerator should be performed by a Qualified technician Sealed system repair must be Performed by a CFC certified technician 4 Use standard electrical components 5 Don t touch metal products in the freezer with wet Hands This may cause frost bite 6 Prevent water from spiling on to electric elements or the Machine parts 1 SPECIFICATIONS 22 cu Ft FREEZER GENERAL FEATURES REFRIGERATOR LFC22740 CAPACITY litros F R T 197 83 436 93 634 76 DIMENSIONS in W H D 32 7 8 69 34 HANDLE TYPE CURVED HANDLE DOOR FINISH PCM EMBO VCM REFRIGERANT gr RI34a 115 3 SHELF BASKET DOOR LAMP YES 1 TRAY MEAT LAMP YES 2 TRAY EGG GUIDE BOTTLE YES 2 DOOR COOOLING NOE TRAY VEGETABLE NORMAL 2 PARTS IDENTIFICATION Use this section to become more familiar with the parts and features NOTE This guide covers several different models The refrigerator you have purchased may have some or all of the items listed below The locations of the features shown below may not match your model Digital Sensor Control Refrigerator Light Q Shelves Temperature Contro OQ chert Fresh Snack Pan Q Can Dispenser Q Optibin Crisper Keeps fruits and vegetable fresh and crisper H Customcube O Durabase Divider O Filter Inside Q Dairy Bin Q gos Box Refri
34. at sources gas cooker or in direct sunlight Is the ambient temperature too high or Lower the ambient temperature the room door closed Check if food put in the refrigerator is hot Put in foods after they have cooled down Did you open the door of the unit too often Don t open the door too often and close or check if the door is sealed properly it firmly Check if the Control is set to Warm position Set the control to Recommended position Food in the Is food placed in the cooling air outlet Place foods in the high temperature section Refrigerator front part is frozen Check if the control is set to colder position Set the control to Recommended position Is the ambient temperature below C Set the control to Warm position Condensation or ice forms inside the unit 15 liquid food sealed Check if food put in the refrigerator is hot Did you open the door of the unit too often or check if the door is sealed properly Seal liquid foods with wrap Put in foods after they have cooled down Don t open the door too often and close it firmly Condensation forms in the Exterior Case Check if the ambient temperature and humidity of the surrounding air are high s there a gap in the door gasket Wipe moisture with a dry cloth It will disappear in low temperature and humidity Fill up the gap There is abnormal noise Is the unit positioned in a fi
35. cally is not heard and frost melts ambient when heating the inlet of the temperature capillary tube COMP Freezer Low flowing sound of A little higher Low pressure at high side Qo RESSION Refrigerator refrigerant is heard and than ambient of compressor due to low 2 di don t cool frost forms in inlet only temperature refrigerant level mao oa NO COMP No compressing Flowing sound of refrigerant Equal to ambient No pressure in the high om RESSION operation is not heard and there is temperature pressure part of the 2 no frost compressor 15 6 5 1 SEALED SYSTEM DIAGNOSIS Not Cooling Complaint All components operating No airflow problems Not frosted up as a defrost problem problem has been isolated to sealed system area Frost Partial Pattern Equalization Test Equalization Test Very Fast Very Slow Very Slow Fast Very Fast Inefficient Compressor Complete Restriction Partial Restriction Condenser Cap Tube Temperature Sound Hotter than Normal Room Temperature None to Weak Air Low Side Loss of Change Leak Compressor Not Pumping Trace of Oil No Undercharge The equalization test is trying to restart a compressor using a start kit after it has been operating 16 7 OPERATION PRINCIPLE AND REPAIR METHOD OF ICEMAKER 7 1 OPERATION PRINCIPLE 7 1 1 Operation Principle of Icemaker
36. d over current 2 If compressor is dropped or handled carelessly poor operation and noise may result 8 Use proper electric components appropriate to the Particular Compressor in your product 4 Keep Compressor dry If the Compressor gets wet in the rain or a damp environment and rust forms in the pin of the Hermetic Terminal poor operation and contact may result 5 When replacing the Compressor be careful that dust humidity and soldering flux don t contaminate the inside of the compressor Contamination in the cylinder may cause noise improper operation or even cause it to lock up 4 2 PTC STARTER 4 2 1 Composition of PTC Starter 1 PTC Positive Temperature Coefficient is a no contact semiconductor starting device which uses ceramic material consisting of BaTiOs 2 The higher the temperature is the higher the resistance value These features are used as a starting device for the Motor 4 2 2 Role of PTC Starter 1 The PTC is attached to the Sealed Compressor and is used for starting the Motor 2 The compressor is a single phase induction motor Durign the starting operation the PTC allows current flow to both the start winding and main winding 4 2 3 PTC Applied Circuit Diagram Starting Method for the Motor OVERLOAD PROTECTOR E 2 PTC COMPRESSOR 5 5 22262 PTC STARTER SEALED TERMINAL Resistance Starter Capacitor Running Figure 17 4 2 4 Mot
37. embly Main Cover PCB PCB ASSEMBLY DISPLAY Case Display Cover Display Decor Control Ice Maker Assembly Kit Guide Tube Holder Assembly Bracket Cover Sensor Tube Plastic TUBE INJECT Valve Water Cover Valve VALVE ASSEMBLY WATER Connector Assembly Connector Assembly RUBBER INJECT Bracket Cover Band Holder Pipe Cover Lower Holder Cover Lower SENSOR Sensor Screw Customized Screw Customized Screw Customized Screw Customized Screw Customized Screw Customized EV Loc No Port No 103A 103B 103C 103E 104E 05A O5F 06A 20B 25D 28A 28B 128b 28F 31A 135C 36A 36B 40B 40D 140E 42D 142E 143E 43F 45A 45B 145C 45F 46A 47A 47B 147C 51A 151C 54A 55B 58A 158E 67B 70A 200A 201A 203A 212A 212G 212J 230A 230B 231A 231B 233A 233B 233C 233D 237A 237C 241A 241B 241C 243A 243B 244A 248E 248F 249A 249B 249E 249F 249J 249K 250A 250B 262D 262E 262H 3650JJ2003H 3650JJ2003D 3551JJ1015H 5218JJ3001 A 4931 JJ3002A 5251JA3003B 5070JJ3002A 4779JA2003A 5209JJ1002A 4930JJ3007A 4975JJ2002A 4975JJ2002B 4930JJ1025B 4930JJ1025A 5074JJ1055A 3550JJ2030A 3391JJ1011B 3390JJ1090A 5027JJ2007B 5026JJ2001G 5026JJ2001H 5026JJ2001L 5026JJ2001M 5027JJ1008B 5027JJ1008D 4930JJ2003A 4930JJ2004A 4975JJ2028C 4975JJ2028D 5047JJ1001A 5074JJ1005A 3390JJ1014A 3550JJ1017A 339 1JJ1020C 4940JJ2003C 3550JL1006C 4981 JJ2001B 3550JJ1040A MCK30060901 4890JL
38. er Assembly Bracket Cover Sensor Tube Plastic TUBE INJECT Valve Water Cover Valve VALVE ASSEMBLY WATER Connector Assembly Connector Assembly RUBBER INJECT Bracket Cover Band Holder Pipe Cover Lower Holder Cover Lower SENSOR Sensor Screw Customized Screw Customized Screw Customized Screw Customized Screw Customized Screw Customized EV Loc No Part No 03A 03B 03 O3E O4E 05A 105F 06A 20B 125D 28A 28B 28E 128F 35C 36A 36B 40B 140D 40E 142D 42E 43E 143F 45 45 45 145 46 47 47 47 51 51 54 55 58 58 67 70 200 201 203A 212A 212G 212 230 230B 231A 231B 233A 233B 233C 233D 237A 237C 241A 241B 241C 243A 243B 244A 248 248 249 249 249 249 249 249 250A 250B 262D 262E 262H 3650JJ2003M 3650JJ2003L 3551JJ1015F 5218JJ3001A 4931 JJ3002A 5251JA3003B 5070JJ3002A 4779 JA2003A 5209JJ1002A 4930JJ3007A 4975JJ2002A 4975JJ2002B 4930JJ1025B 4930JJ1025A 5074JJ1055A 3550JJ2030A 3391JJ1011B 3390JJ1090A 5027JJ2007B 5026JJ2001G 5026JJ2001H 5026JJ2001L 5026JJ2001M 5027JJ1008B 5027JJ1008D 4930JJ2003A 4930JJ2004A 4975JJ2028C 4975JJ2028D 5047JJ1001A 5074JJ1005A 3390JJ1014A 3550JJ1017A 3391JJ1020C 4940JJ2003C 3550JL1006C 4981JJ2001B 3550JJ1040A MCK30060901 4890JL1002H 3391JJ2004H 3581JJ8721R 5433JJ0022M 4987JJ1004E 3651JA1033J 3846JD1007E 4620
39. er gasket bracket spring so that both spring ends are in the door channel 3 Push in clip until you hear it snap securely into place Gasket 1 Bracket Clip Spring E Door S Frame 41 Correct Incorrect Figure 5 4 Push in remaining two clips until you hear each snap securely into place Note Make sure that no part of gasket bracket edge protrudes from beneath door frame edge 2 Insert gasket into channel 1 Snap gasket assembly into the door bracket lt Inserting the Gasket Assembly into the Bracket Door gt go Correct Incorrect Figure 6 2 Press gasket into channels on the three remaining sides of door 7 3 Replace door frame cover Starting at top of cover and working down snap cover back into door Figure 8 3 2 DOOR ALIGNMENT If the space between your doors is uneven follow the instructions below to align the doors 1 With one hand lift up the door you want to raise at middle hinge 2 With other hand use pliers to insert snap ring as shown 3 Insert additional snap rings until the doors are aligned Three snap rings are provided with unit Figure 9 3 3 FAN AND FAN MOTOR 1 Remove the freezer shelf If your refrigerator has an icemaker remove the icemaker first 2 Remove the plastic guide for slides on left side by unscrewing phillips head screws 3 Remo
40. for two hours after defrost is completed 3 If ICE PLUS is pressed during defrost ICE PLUS LED is on but this function will start seven minutes after defrost is completed and it shall operate for three hours 4 IFICE PLUS is selected within seven minutes after compressor has stopped the compressor compressor delays seven minutes shall start after the balance of the delay time 5 The fan motor in the freezer compartment rotates at high speed during ICE PLUS 6 For the rest of 21 hours the freezer will be controlled at the lowest temperature 8 1 4 REFRIGERATOR LAMP AUTO OFF 1 To protect the risk of lamp heat when Refrigerator door opens for 7 min refrigerator lamp is auto off 20 8 1 5 Alarm for Open Door 1 This feature sounds a buzzer when the freezer or refrigerator door is not closed within 1 minute after it is opened 2 One minute after the door is opened the buzzer sounds three times each for 1 2 seconds These tones repeat every 30 seconds 3 The alarm is cancelled when the freezer or the refrigerator is closed while the buzzer sounds Freezer Door Closed Open Closed Open Refrigerator Closed 3 Titnes 3 Times 3 Times 3 Times Buzzer A 4 Within 1 min 1 min 80 sec 30sec 30 sec 8 1 6 Buzzer Sound When the button on the front Display is pushed a Ding Dong sound is produced Refer to the Buzzer Circuit 8 2 4 No 3 8 1 7 Defrosting removing fro
41. gerator Door Rack Q Freezer Light Q ui out Drawer on some models 3 DISASSEMBLY 3 1 DOOR gt Left Door Loosen the cover screw 1 Disconnect door switch wire 2 Loosen hinge bolts 3 Lift off the top hinge 4 Place the door on a non scratching surface with the inside up gt Right Door Loosen the cover screw 1 Disconnect door switch wire 2 Disconnect wire harness 5 Loosen hinge bolts 3 Loosen ground screw 6 Lift off the top hinge 4 Place the door on a non scratching surface with the inside up Figure 1 Door Gasket Removal 1 Remove door frame cover Starting at top of cover and working down snap cover out and away from door Frame Cover Handle Figure 2 2 Remove gasket bracket clips There are two clips on each door Start bracket removal near one of the middle clips 1 Pull gasket back to expose gasket bracket clip and door frame 2 Insert a flat tip screwdriver into seam between gasket bracket and door frame and pry back until clips snaps out 3 Continue prying back along seam until all clips snap out Gasket Door Bracket Clip Frame Figure 3 Flat Tip Screwdriver Gasket Bracket 3 Remove gasket Pull gasket free from gasket channel on the three remaining sides of door Figure 4 Door Gasket Replacement 1 Insert gasket bracket clips 1 Insert gasket bracket edge beneath door frame edge 2 Turn upp
42. is poor NO COOLING 1 If the COMPRESSOR USE TEST MODE1 COMPRESSOR locked or Replace COMPRESSOR operate forced COOLING blocked If less than 7 minutes pass OLP PTC is poor Replace OLP PTC after compressor shuts off COMPRESSOR RELAY is Replace MAIN PWB don t press the KEY and poor wait THE CONNECTING WIRE Check the connection of the iS poor black wire of the MAIN PWB CONNECTOR CON2 2 If refrigerant is leaking Measure the amount of frost Refrigerant leakage Replace the leaking part and sticking on EVAPORATOR replace any lost refrigerant and the surface temperature of the condenser pipe FREEZER 1 If FANMOTOR USE TEST MODE1 FAN MOTOR is poor Replace the FAN MOTOR TEMPERATURE is operates forced COOLING incorrect CONNECTING WIRE is poor Refer to 8 2 4 2 and check 2 If DEFROSTING Check the amount of frost DEFROSTING is poor See DEFROSTING is normal sticking on the EVAPORATOR is poor 3 If SENSOR Check the resistance SENSOR RESISTANCE is Replace SENSOR is normal of the Refrigerator poor SENSOR 4 Door Line contact Check the seal when the door is closed Door liner damaged Replace door liner 33 PROBLEM INDICATED BY CHECK CHECKING METHOD CAUSE SOLUTION COOLING is poor If REFRIGERATOR 1 1f FREEZER TEMPERATURE Check is FREEZER Make sure the TEMPERATURE isn ormal TEMPERATURE 1300 low DOOR isattached i
43. monstration Mode the refrigerator Lamp automatic off function works normally and can be demostrated 4 It reset if you do again as clause 23 8 2 PCB FUNCTION 8 2 1 Power Circuit CM2 470nF 275 VAC 32mH 0 5A FUSE 5 250 2 ili 5mH 4A Ll CONI rower 0 INR14D621 220 2407 INR14D331 100 1270 VAL BDL D3SBA60 TRANS gt r 110 i je R 560KJ 1 2W T x 2 1 1 B 7 y DA RL2 51 d N RI lt 150KJ 1W 220 240V pon 380KLIW 115V i 1 BOF ZZ 1 i KIA43L 1 1 1 L 4 1 18 CMI 102 gr 275VAC STR 66351 2 UAW 22042401 5V T2nw LBV oo Z p 10 220 p CC2 221 250V MICOM The secondary part of the TRANSFORMER is composed of the power supply for the display the BLDC FAN Motor drive 15 5 V the relay drive 12 Vdc and the MICOM and IC 5 Vdc The voltage for each part is as follows PART VA 1 4 5 VOLTAGE 115 Vac 12 Vdc 15 5 5V VA1 is a part for preventing over voltage and noise When higher power is applied the inside elements are short circuited and broken resulting in blowout of the fuse in order
44. oling speed and load corresponding speed the RPM of freezer fan motor shall change from normal speed to hign speed 4 High speed 2500RPM Initial power on or load corresponding operation ICE PLUS Normal speed 2200 RPM general working conditions 5 Fan motor is stopped when refrigerator door is opened 6 The fan motor is stopped when freezer door is opened only if compressor status is OFF 8 1 3 ICE PLUS 1 The purpose of this function is to intensify the cooling speed of freezer and to increase the amount of ice 2 Whenever selection switch is pressed selection release the LED will turn ON or OFF 3 If there is a power cut and the refrigerator is power on again ICE PLUS function will be canceled 4 To activate these function you need to press the ICE PLUS key and the LED will turn ON This function will remain activated for 24 hrs The first three hours the compressor and ICE PLUS will be ON The next 21hours the freezer will be controlled at the lowest temperature After 24 hours or if the ICE PLUS key is pressed again the freezer will return to its previous temperature 5 For the first three hours notice the following cases 1 Compressor and freezer fan HIGH RPM continuously operate for three hours 2 If defrost starts during ICE PLUS ICE PLUS operates for the rest of time after defrost is completed when ICE PLUS operation time is less than 90 minutes If ICE PLUS operates for more than 90minutes the ICE PLUS will operate
45. ontinuous operation of the Maximum test time key and ADJUST key of COMPRESSOR 5 Minutes Freezer Temperature at the 2 Continuous operation of the freezer fan same time over 3 3 STEPPING DAMPER OPEN seconds 4 Defrosting Heater OFF 5 Every DISPLAY LED ON TEST2 Push ICE PLUS 1 COMP OFF Reset if the key and ADJUST key of 2 Freezer FAN OFF temperature of the Freezer Temperature at the STEPPING DAMPER CLOSE Defrosting sensor is same time over 3 seconds 4 Defrosting heater ON 46 F 8 C or more in TEST MODE 1 5 DISPLAY LED 1 3 5 7 ON Reset Push ICE PLUS Reset to the previously setting before The compressor will key and ADJUST key of TEST MODE Start after a 7 minute Freezer Temp at the same delay time over 3 seconds in TEST MODE 2 Freezer Fan RPM Variable Check In case the freezer fan is in operation when the ADJUST key in Refrigerator and Freezer Temp Control are pressed for more than one second at the same time freezer fan RPM changes for example if high speed to normal speed or if normal speed to high speed for 30 seconds After 30 seconds it turns to its original RPM Demonstration MODE 1 When the ICE PLUS key and ADJUST key of refrigerator temperature control are pressed for more than 3 seconds at the same time temperature s it converts to demostration mode 2 In this status each LED is rotated with 1 second interval 3 In this status all Loads are off Compressor Fan Damper Heater Even is De
46. opper Contact stationary silver on copper Slug plated steel Cover polyester UL 94 V 0 rated 42 Pin connector plated copper alloy To engage 2 33 2 66 mm dia pin Figure 18 4 4 TO REMOVE THE COVER PTC 1 Remove the Cover Back M C 2 Disconnect two housing upper side of comp connected in 3 Loosen two screws on comp base 4 Use a L shaped flap tool to pry off the cover 5 Assembly in reverse order of disassembly 5 CIRCUIT DIAGRAM PWB PCB MBLY ISPLAY GNIPRIBAIPK 617 n O1 9 N EPTION S W R DOOR lt jT PR GY WHIBL B amp vt RO BO E en PR BK P amp N YL GY GY BN BN 617 CON4 CONS MIO PRD ANA si CONG F D00R B PERCEPTION S N SENSOR SENSOR co NJ n W Us UJ UJ I CONI F SENSOR B v a BL BN SENSOR ICE ml ug 215 LY ICE MAKER Hu
47. or Restarting and PTC Cooling 1 It requires approximately 5 minutes for the pressure to equalize before the compressor can restart 2 The PTC device generates heat during operation Therefore it must be allowed to cool before the compressor can restart 4 2 5 Relation of PTC Starter and OLP 1 If the compressor attempts to restart before the PTC device is cooled the PTC device will allow current to flow only to the main winding 2 The OLP will open because of the over current condition This same process will continue 3 to 5 times when the compressor attempts to restart until the PTC device has cooled The correct OLP must be properly attached to prevent damage to the compressor Parts may appear physically identical but could have different electrical ratings Replace parts by part number and model number Using an incorrect part could result in damage to the product fire injury or possibly death 4 2 6 Note for Using the PTC Starter 1 Be careful not to allow over voltage and over current 2 Do not drop or handle carelessly 3 Keep away from any liquid If liquid such as oil or water enters the PTC PTC materials may fail due to breakdown of their insulating capabilities 4 If the exterior of the PTC is damaged the resistance value may be altered This can cause damage to the compressor and result in a no start or hard to start condition b Always use the PTC designed for the compressor and make sure it
48. reezer Sensor POINT A Voltage Refrigerator Sensor POINT 8 Voltage 05V 45V OV 5V Defrosting Sensor POINT C Voltage 29 8 2 6 Refrigeration Compartment Stepping Motor Damper Circuit The circuit shown below is the damper circuit to regulate the refrigerator temperature STEPPING X MOTOR 916 T 5 pH 4 5 3 E Ie m 5 3 o Tug 2 1 5 LB 6 P02 H E a B 5 ju om 7 POL 1 38 30 8 2 9 Key Button Input amp Display Light On Circuit circuit shown above determines whether a function control key on the operation display is pushed It also turns on the corresponding function indication LED LED Module SEVEN SEGMENT DISPLAY SEVEN SEGMENT DISPLAY MODULE The drive type is the scan type IC8 M54563FP CON4 18 8 9 16 10 1 15 A gt 2 z 13 3 26 1 K1D65003AP i RU 21012 CON5 4 9 T KID65083AF 5 8 113 R25 be 240 1 2 6 iM 526 240 1 2 115 R27 240 V2W 116 R28 5 240 1 2W 8 R29 24012 9 18 R30 9 0107 19 5 240 1 2W 20 R32
49. repair Replace the Thermistor 6 5 REFRIGERATION CYCLE Troubleshooting Chart STATE OF STATE OF THE ERATURE SORE THE UNIT EVAPORATOR OPE TENA COMPRESSOR PARTIAL Freezer Low flowing sound of A little higher e Refrigerant level is low due LEAKAGE compartmentand Refrigerant is heard and than ambient to a leak Refrigerator don t frost forms in inlet only temperature e Normal cooling is possible by In cool normally restoring the normal amount of 5 refrigerant and repairing the leak COMPLETE Freezer Flowing sound of refrigerant Equal to ambient No discharging of Refrigerant LEAKAGE compartment and is not heard and frost isn t temperature Normal cooling is possible by Refrigerator dont formed restoring the normal amount of cool normally refrigerant and repairing the leak o PARTIAL Freezer Flowing sound of refrigerant A little higher Normal discharging of the o CLOG compartment and is heard and frost forms than ambient refrigerant e Refrigerator dont in inlet only temperature The capillary tube is faulty D cool normally UJ WHOLE Freezer Flowing sound of refrigerant Equal to ambient Normal discharging of the 2 CLOG compartment and is not heard and frost isn t temperature Refrigerant Refrigerator don t cool formed MOISTURE Cooling operation Flowing sound of refrigerant Lower than Cooling operation restarts CLOG stops periodi
50. rm and even place Are any unnecessary objects placed in the back side of the unit Check if the Drip Tray is not firmly fixed Check if the cover of the compressor enclosure in the lower front side is taken out Adjust the Leveling Screw and position the refrigerator in a firm place Remove the objects e Fix the Drip Tray firmly in the original position Place the cover in its original position Door does not close well Check if the door gasket is dirty with an item like juice s the refrigerator level s there too much food in the refrigerator Clean the door gasket Position in a firm place and level the Leveling Screw Make sure food stored in shelves does not prevent the door from closing Ice and foods smell unpleasant Check if the inside of the unit is dirty Are foods with a strong odor unwrapped The unit smells of plastic Clean the inside of the unit Wrap foods that have a strong odor New products smell of plastic but this will go away after 1 2 weeks Other possible problems Check if frost forms in the freezer Not defrosting Check the refrigeration system The system is faulty Check the Thermistor The operation of gt the Thermistor is incorrect 14 Check Components of the defrosting circuit Perform sealed system
51. s ON for 30 seconds then the motor starts 2 Harvest mode is completed if it reaches start position again while Heater amp Motor are on at the same time A ice bin is full The EJECTOR stops heater off B ice bin is not full The EJECTOR rotates twice to open for ice NOTE If the EJECTOR does not rotate once within 5 minutes in status 2 separate heater control mode starts operating to prevent the EJECTOR from being constrained It is recommended that the user open for ice to return to normal mode 7 2 3 Fill Park Position 1 Once a normal harvest mode has been completed the water solenoid will be activated 2 The amount of water is adjusted by pressing the fill key repeatedly This changes the time allowed for fill as illustrated in the table below Water supply amount table STAGE TIME TO SUPPLY INDICATIONS REMARKS E 1 6 sec E The water amount will vary depending the water control switch setting as 2 7 sec well as the water pressure of the connected water line 3 8 sec 18 7 2 5 Function TEST 1 This is a compulsory operation for test service cleaning etc It is operated by pressing and holding the Cube Size button for 3 seconds 2 The test works only in the Icemaking Mode It cannot be entered from the Harvest or Fill mode If there is an ERROR it can only be checked in the TEST mode 3 Caution If the te
52. s too low 2 If amount of cool air from Make sure that the amount FAN MOTOR is poor Replace FAN MOTOR FAN MOTOR is and speed of cool air are Passage of cool air Remove impurities sufficient sufficient by touching the is blocked check supplied on the EVA frozen See DEFROSTING is poor REFRIGERATOR 3 Door Line contact Check door seal when Door liner damaged Replace Door liner door is closed DEFROSTING is NO DEFROSTING 1 If HEATER emits heat USE TEST MODE3 HEATER disconnection Replace HEATER poor forced DEFROSTING TEMPERATURE FUSE Replace TEMPERATURE disconnection FUSE Connection is poor Check EVAPORATOR connection and wire of MAIN PWB CONNECTOR DEFROST SENSOR is poor Replace DEFROST SENSOR HEATER RELAY is poor Replace RY2 of MAIN PWB 2 If DRAIN PIPE is Check DRAIN PIPE DRAIN PIPE is blocked Remove ice and impurities blocked Check HEATER PLATE resistance 3 If ice remains after Make sure that DEFROST Connection is poor Reassemble the DEFROSTING SENSOR is connected DEFROST SENSOR Make sure that FREEZER DOOR does not close Reassemble DOOR REFRIGERATOR DOOR is closed properly Replace GASKET 34 8 5 MAIN PWB ASSEMBLY AND PARTS LIST 8 5 1 Main PWB Assembly
53. sembly RUBBER INJECT Bracket Cover Band Holder Pipe Cover Lower Holder Cover Lower SENSOR Sensor Screw Customized Screw Customized Screw Customized Screw Customized Screw Customized Screw Customized EV Loc No Part No 038 103C 04E 05A 105F 06A 20B 25D 28A 28B 28E 128F 31A 135C 36A 36B 40B 40D 40E 42D 42E 43E 143F 45A 45B 145C 145F 46A 47 47 147 51 151 54 55 58 58 67 70 200 201 203A 212A 2126 212 230A 230B 231A 231B 233A 233B 233C 233D 237A 237C 241A 241B 241C 243A 243B 244A 248E 248F 249A 249B 249E 249F 249J 249K 250A 250B 262D 262E 262H 3650JJ2003E 3650JJ2003A 3551JJ1015B 5218JJ3001A 4931JJ3002A 5251JA3003B 5070JJ3002A 4779JA2003A 5209JJ1002A 4930JJ3007A 4975JJ2002A 4975JJ2002B 4930JJ1025B 4930JJ1025A 5074JJ1055A 3550JJ2030A 3391JJ1011B 3390JJ1090A 5027JJ2007B 5026JJ2001G 5026JJ2001H 5026JJ2001L 5026JJ2001M 5027JJ1008B 5027JJ1008D 4930JJ2003A 4930JJ2004A 4975JJ2028C 4975JJ2028D 5047JJ1001A 5074JJ1005A 3390JJ1014A 3550JJ1017A 3391JJ1020C 4940JJ2003C 3550JL1006C 4981JJ2001B 3550JJ1040A MCK30060901 4890JL1002H 339 1 JJ2004H 3581JJ8721N 5433JJO125K 4987JJ1004A 3651JA1033K 3846JD1007B 4620JJ3007B 3581JJ80565 3581JJ8055N 5433JJ0063P 5433 00615 4987 JJ2003E 4987JJ2003G 3551JJ2034B 3551JJ2034A 4974JJ2017A 4974JJ1021A 3550JL2006A 5074JJ1019A 5005JJ2022A 4620
54. sition number 15 2828 HEVH FREEZER PARTS CAUTION Use the part number to order part not the position number EV REFRIGERATOR PARTS mber CAUTION Use the part number to order part not the position nu 42 EV DOOR PARTS CAUTION Use the part number to order part not the position number Only on some models 43 EV WATER and ICE MAKER PARTS CAUTION Use the part number to order part not the position number ANN 44 EV Loc No 03A 103B 03C 103E 104E 05A O5F 06A 20B 25D 28A 28B 128E 28F 31A 35C 36A 36B 40B 40D 140E 42D 142E 143E 45 45 45 45 46 47 47B 47C SIA 51C 54 55 58 158 67 70 200 201 203A 212A 212G 212 230 230B 231A 231B 233A 233B 233C 233D 237A 237C 241A 241B 241C 243A 243B 244A 248E 248F 249A 249B 249E 249F 249 J 249K 250A 250B 262D 262E 262H Part No 3650JJ2003M 3650JJ2003L 3551JJ1015F 5218JJ3001A 4931 JJ3002A 5251 JA3003B 5070JJ3002A 4779 JA2003A 5209JJ1002A 4930JJ3007A 4975JJ2002A 4975JJ2002B 4930JJ1025B 4930JJ1025A 5074JJ1055A 3550JJ2030A 3391JJ1011B 3390JJ1090A 5027JJ2007B 5026JJ2001G 5026JJ2001H 5026JJ2001L 5026JJ2001M 5027 JJ1008B 5027JJ1008D 4930JJ2
55. st 1 Defrosting starts each time when compressor running time reach 7 hours if any door hasn t been opened 2 In case of any door has been opened the defrosting period will start considering the next conditions If compressor running time is bigger than 7 hrs when door is opened Defrosting starts immediately If compressor running time is less than 7 hrs when door is opened defrosting starts after a compensation time is applied 3 For initial power on or for restoring power defrosting starts when the compressor running time reaches 4 hours 4 Defrosting stops if the sensor temperature reaches 46 4 8 C or more If the sensor doesnt reach 46 4 F 8 C in 2 hours the detrost mode is malfunctioning Circuit 8 1 9 5 Defrosting wont function if its sensor is defective wires are cut or short circuited 8 1 8 Electrical Parts Are Turned On Sequentially Electrical parts such as COMP defrosting heater freezer FAN etc are turned on in the following order to prevent noise and parts damage Several parts are started at the same time at initial power on and are turned off together when TEST is completed OPERATING ORDERS Temperature of Defrosting Sensor is 45 or more POWER in 1 2 second COMP in 1 2 second Freezer FAN when unit is newly ON ON ON purchased or when moved 3 3 POWER 1 2 Defrosting int0second Defrosting Temperature of defrosting ON heater gt heater
56. st is performed before water in the icemaker is frozen the ejector will pass through the water When the fill mode begins Stage 4 unless the water supply has been shut off added water will overflow into the ice bin If the control Doesnt operate normally in the TEST mode check and repair as needed 4 After water is supplied the normal CYCLE is followed icemaking gt Harvest gt Fill gt Park Position 5 Five seconds after Stage 5 is completed the icemaker returns to MICOM control The time needed to supply water resets to the pre test setting Diagnosis TABLE STAGE ITEMS INDICATOR REMARKS Five seconds after heater starts heater will 1 HEATER go off if temperature recorded by sensor is 10 C 50 F or lever is in up position Five seconds after heater starts you can 2 MOTOR confirm that motor is moving a You can confirm Hall 1 detection of position 3 HALL IC TRAY E Two seconds detection of initial 4 SOLENOID VALVE position you can confirm that valve is on E HALL IC You can check when the Hall IC is sensing a ful 5 LEVER ice condition If there is a water fill error the fifth LED is not on 6 Reset Return to Status prior to Five seconds after fifth stage is completed TEST MODE the icemaker resets to initial status 7 3 DEFECT DIAGNOSIS FUNCTION 7 3 1 E
57. to protect the elements of the secondary part of the TRANSFORMER 24 8 2 2 Oscillation Circuit 19 OSC1 T XIN CSTLS4M00G53 rl XOUT MICOM This circuit generates the base clock for calculating time and the synchro clock for transmitting data from and to the inside logic elements of the IC1 MICOM Be sure to use specified replacement parts since calculating time by the IC1 may be changed If changed the OSC1 SPEC will not work 8 2 3 Reset Circuit X IC7 at KIA7042 3 RESET CCG 2 4 194 177 177 777 MICOM The RESET circuit allows all the functions to start at the initial conditions by initializing various parts including the RAM inside the MICOM 1 1 when the power is initially supplied or the power supply to the MICOM is restored after a momentary power failure For the initial 10ms of power supply LOW voltage is applied to the MICOM RESET terminal During a normal operation 5V is applied to the RESET terminal If a malfunction occurs in the RESET IC the MICOM will not operate 25 8 2 4 Load Buzzer Drive amp Open Door Detection Circuit 1 Load Drive Condition Check m
58. ve the grille by removing one screw and pulling the grille forward 4 Remove the Fan Motor assembly by loosening 2 screws and disassembling the shroud 5 Pull out the fan and separate the Fan Motor and Bracket CER FAN MOTOR Ole FAN Figure 11 3 4 DEFROST CONTROL ASSEMBLY Defrost Control assembly consists of Defrost Sensor and FUSE M The Defrost Sensor works to defrost automatically It is attached to the metal side of the Evaporator and senses its temperature At 72 C it turns the Defrost Heater off Fuse M is a safety device for preventing over heating of the Heater when defrosting 1 Pull out the grille assembly Figure 12 2 Separate the connector with the Defrost Control assembly and replace the Defrost Control assembly after cutting the Tie Wrap Figure 13 GRILLE ASSEMBLY DEFROST CONTROL ASSEMBLY w Figure 13 DV Figure 12 3 5 LAMP Figure 14 3 5 1 To change the refrigerator light figure 14 1 Unplug the power cord from the outlet 2 Remove refrigerator shelves 3 Release the hooks on the front of the light shield with the help of a flat screwdriver and pull the shield down to remove it 4 Turn the bulb counterclockwise 5 To assemble first insert the hooks at the back and then push up the light shield upwards Max 60 W2EA

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