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Service Manual - Appliance Factory Parts

1. F FAN iz SA SAL RSN _ DISPLAY STER MOTOR uv D SNR R SNR F SNR A 7 CEA EPA CONG CE12 Mr o com CONS E m 820 o Aw o E 0 8 0 98 s CE9 08 m OwO OO J09 415 O O O O O O O O 68 eo 829
2. eee ICE MAKER PAR ON CIRCUIT DIAGRAM ARE SUBJECT TO CHANGE IN DIFFERENT LOCALITIES AND MODEL a PWB PCB ASSEMHLY DISPLAY RO PR 121314 a a a F FAN C FAN S z a E a WH GY PR BK BL Uco b RO PR GY GY BNI BI 112 13 4 15 6 21314 2 3141516 7 CONS CON7 CONS 2 F SENSOR zm R SENSOR zm 8 7160 mm DEF SENSOR PWB PCB ASSEMBLY MAIN 6 P E 5 5 F DOOR S W 4 RD a 2 8 MEN POWER 9 8 7 6 5 4 3 2 7 6 514 31 2 514 3 2 BL Y WH PK BN T CONI CON3 DP BL BN YL BL WH PK RD BN BL BN N dl L GN YL IGN gt K HR a CAPACITOR PART 8 BR E akoya uq d ii 8 PK wm a me 2 RD Mi aB i Ca 3990 z 5 1 oo I Lo 8 _ 1 L 5 8 Mg
3. CEN las nes 220uF octet Krcatos GX2 2 1 R37 O 7 Ami t3 s cor 3 F 102 R43 330 a 08 FRIO7 az La 1 4 CE12 AP 220uF ceis FR107 Ta GX 4 5 1 O 32 Ras An m m 6 T m m CONS 23 162KF s L FEL F SENSOR w fM 10 L 223 B 9 25 R25 a CE9 8 L D SENSOR 223 R27 f sov T 30 R26 2KJ m cos L 26 6 Q 5 IC8 916 TA7774F ha 15 1 A TuF ds 5 f R28 R29 Tan idi 18 2 STEPPING 31 10KJ 10KJ 10KJ 8 E MOTOR 11 3 33 34 457 10 B 12 13 4 CON7 i R38 i 37 R39 ccr L 29 2 R DOOR SW 2 m PUMP qs 2 SW 39 R21 3 oe 223 mm 4 26 a We 5 an RT SENSOR ce p BN A 6 7 rte 36 Ea A w co CON6 1H 212 m gt 3 8 Rig 3 a Ege 201 ki a 104 5 6V 0 5W co R18 e 39 is 4 4 ES e EV 11 EXPLODED VIEW amp REPLACEMENT PARTS LIST CAUTION Use the part number to order part not the position number CASE PARTS 4 WWW WO EV FREEZER PARTS CAUTION Use the part number to order part not the position number 4
4. Check Check the power supply Supply YES Did starting state under load voltage rating compressor Compressor attempting with 1096 start to re start after being off for 5 minutes 11 YES Compressor is OK Replace the compressor 6 2 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 1 Not cooling at all Compressor doesnt run I gt Poor cooling performance Check for open short or incorrect resistance readinds in the following component a Starting devices Short open or broke Poor contact or shorted b OLP c Compressor coil Coil open or shorted d Wiring harness Poor contact B Replace or shorted indicated compo
5. Part part MOTOR OFF 2V or less OV MOTOR ON 13V 15V OV C 1 e os 08 ue KTB1151 en E MICOM a SET s ve 15K frm Pa 4 RA 1120 35 39K 12 14 D9 F Lecis ray R42 D Ta 10k 5 77 R46 R45 AJKJ P11 32 6 INT RI yew 2KJ 28 I 3 3 Open Door Detection Circuit Check 7 p 37 R39 i CC18 1 2KJ 1 REFRIGERATOR DOOR 223 T 2 SWITCH a 177 1 Es CON5 30 R26 2KJ dun esi 5 FREEZER DOOR MICOM 5 77 77 Measurement Freezer Location PIN NO 30 amp PIN NO 37 Refrigerator Door n o I 9 2 5 Temperature Sensor Circuit 5 23 6 2KF P60 12 AND C612 2KJ 7 FREEZER SENSOR 223 J iz e f Pel 24 m R24 iJ 10 4 He ccs L 2KJ REFRIGERATOR SENSOR 228 T 8 zz rw 9 1 25 n R25 2 1KF P62 8 ev 4 L mI DEFROST SENSOR 225 CON 7 26 RI7 5 is s 1 ae 5 CES ROOM TEMPERATURE SE 223 T g SENSOR 50V d 6 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 foll
6. 5 F RUNNING CAPACITOR 16 ALZ21B12 KID6SO03AP J D7 LA 10 13 ox 4 e calla MN rese 1 DEF HEATER FUSE M d 05 oy E e LAMP F g 3 a jik xd 4 co P02 V poor si a lt a G5NB 1A LAMP R 13 AN ge bod pos lt NI DOOR SIW R1 amp R2 m GSN 1A A T 8 12 WATER VALVE 15 oc 2 IL CON3 5 RY6 GSN 1A 3 A E 9 4 pir FRENCH DOOR rhs HEATER 1 osc1 JE LA CSTSOADOMGO3 2 kour TEMP COMPENSATION REPLACING Y cotD sTORAGE ROOM Lema P 1 RESET csi a TEMP COMPENSATION NOTE a ay 2 104 180KJ 425 C m Tn WARMER 56K 42 C 33KJ 15 C 18KJ Mc ke 305 40KJ 10KJ 4 P64 82KJ 45 C RCRI 56KJ a c 40K 45 C 2KJ at ann m 4704 25 C 1 2 3 4 5 8 14 16 29 30 35 40 41 72 Down 71 a P14 a P11 P60 P61 P62 P67 P10 P12 P13 P16 P20 P63 P15 P77
7. J10 o O AAA O RRI o aAA o RDI TRANS T d b rt RO RT IG o H o RCRI 4A CES J12 R26 01 c w wop no o o R17 5 a R46 O AAA O i R35 R45 R3 O o CCI R34 5 m FBI R3 O AMW 0 p IC2 R36 o B oooo oooo oooo ooo gt 9 Qo BDI 12 e w E STICKER 2 y CC 5 0 6 0 XT s 00 py Li CT RYE RYS RY RY3 RY2 O 4rO mi e 5 e HE s 7 I i d ld opi 0 ds a gt 2 o o N 5 Ce lt a GO CO CON O O O O O N L L N COMP N FD HIR VALVE I VALVE II R LAMP F LAMP DEF HTR a 36 9 5 2 Replacement Parts List z PINO DESCRIPTION SPEC MAKER REMARK 1 6870JB8203A PWB PCB BEST BRAVO PJT DOO SAN 1 6 2 6170JB2012B TRANSFORMER SMPS COIL DL PJT 2 9MH 20W SAMIL TRANS 6170J82012C TRANSFORMER SMPS COIL TRANS 4 6630AQ9106D CONNECTOR CIRC WAFER YW396 09AV YEON HO CON1 5 6630AQ9106E CONNECTOR CIRC WAFER YW396 07AV YEON HO CON2 6 6
8. Part No 3650JJ2003H 3650JJ2003D 3551JJ1015H 5218JJ3001A 4931JJ3002A 5251JA3003B 5070JJ3002A 4779JA2003A 5209JJ1002A 4930JJ3007A 4975JJ2002A 4975JJ2003D 4930JJ1025B 4930JJ1025A 4520JJ2001A 4974JJ2011A 5074JJ1055A 3550JJ2030A 3391JJ1011B 3390JJ1090A 5027JJ1014P 5027JJ1038A 5027JJ2005C 5027JJ2011B 5027JJ2005D 5027JJ1013J 5027JJ1039A 5026JJ2001L 5026JJ2001M 4930JJ2003A 4930JJ2004A 4975JJ2028C 4975JJ2028D 5047JJ1001A 5074JJ1005A 3390JJ1014A 3550JJ1017A 5027JJ2010B 5027JJ2009B 3391JJ1038A 3550JJ1108A 4980JJ1016A 3550JJ1040A MCK30060901 4890JL1002H 3550JJ1035A 3391JJ2018A 3581JJ8721Q 5433JJ0022W 4987JJ1004A 3651JA1033L 3846JD1007E 4620JJ3007B 3581JJ8056U 3581JJ8055Q 5433JJOO63R 5433JJ0061U 4987 JJ2003E 4987 JJ2003G 3551 JJ2034B 3551 JJ2034A 4974JJ2017A 4974JJ1021A 3550JL2006A 5074JJ1019A 5005JJ2022A 4620JJ3006D 4620332009 A 3651JA1023W 3806JJ1048A 3806JL2011A 5098JJ1002B 5098JJ1002A 5218JA1010E 5218JA1010F 3550JJ1111A 3550JJ1111B 4270JJ3001E 4403JJ3001A 4004JA3002A LFC22760TT 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 LINK GUIDE AIR BUCKET ICE Cover Grille Fan TRAY ASSEMBLY DRAWER Tray Drawer SHELF ASSEMBLY REFRIGERATOR SHELF ASSEM
9. 1 The Heater is 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 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 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 m 1 6 sec The water amount will vary depending oo on 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
10. amp U an a y E kel n DEF HEATER FUSEM 3 8 E 5 eer EN m ie LAMP R Si I gt 13 9 Es TT IC1 8 LI MICOM L db T RCFILTER CONS dal 5 a T I FRENCH DOOR LOAD TYPE COMP LAMP HEATER 1 2 VALVE DEW HEATER Measurement Location IC6 NO 13 NO 14 NO 16 NO 12 NO 15 ON 1V or below Condition OFF 12V 2 Motors driving circuit 2 1 Fan motor driving circuit freezing compartment fan 1 The circuit makes standby power 0 by cutting off power supplied to Iss inside on the fan motor in the fan motor OFF 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 P72 Pp0 PWD IC1 m MICOM L 27 a part part part MOTOR OFF 2V or less OV 5V MOTOR ON 13V 15V OV 2V 3V 2 2 Cooling motor driving circuit machine room 1 This circuit makes standby power 0 by cutting off power supplied to 155 inside of the fan motor in the fan motor OFF 2 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
11. 24 1 10 4 9 19 5 15 3 9 KO 15 9 20 3 1 13 KQ 25 2 5 11 30 2 0 8 9 40 1 4 6 2 50 0 8 4 3 resistance of the SENSOR has 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 Measure the F SENSOR SUPER FROST SENSOR R1 R2 SENSOR after disconnect CON5 of PWB ASSY MAIN 33 9 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 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 CON
12. 3 Caution If the test 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 Doesrit 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 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 seconas 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 IC detection of position 3 HALL IC TRAY E Two seconds after detection of initial 4 SOLENOID VALVE position you can confirm that valve is on 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 DIA
13. pi mn 21 ml 88 BEE 2 wee EIS D s B z u 4 50 E l ZEE Y BL Bj BL BL alas B Coe RATH S m ug I PLUG TYPE ICE MAKER PART CAPACITOR PART PWB ASSEMBLY ICE MAKER WATER VALVE 2 PART AND COMP EARTH PART 1 1 3854JK1007 BK BLACK BN BROWN WHSWHITE RD RED BO BRIGHT ORANGE YL YELLOW GN GREEN BL BLUE GY GREY PRsPURPLE SB SKY BLUE 10 6 IROUBLESHOOTING 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 checked by electricign pa Check Es The range of resistance is be resistance of between 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 OLP Check OLP Reference 12 Reconnect LI tween 1 50Q ok
14. 1 00 52 RF1 75 ORN2612G409 RESISTOR FIXED METAL FILM 26 1K OHM 1 4 W 1 00 TA52 SMART RR1 RD1 76 ORSO151J609 RESISTOR FIXED METAL OXIDE FILM 1 5 OHM 1 W 5 00 TA52 SMART ROCP 0RS0101J609 RESISTOR FIXED METAL OXIDE FILM 1 OHM 1 W 5 52 SMART ROCP 78 ORS5602K641 RESISTOR FIXED METAL OXIDE FILM 56K OHM 2 W 5 00 F20 SMART R3 79 0RS3303J609 RESISTOR FIXED METAL OXIDE FILM 330K OHM 1 W 5 00 TA52 SMART R1 80 OTR319809AA TRANSISTOR KTC3198 TP Y KTC1815 KEC KEC 03 05 81 TRANSISTOR BIPOLARS KEC KTB1151 T0126 60V 5A KEC 02 04 82 OTRKE80016A TRANSISTOR BIPOLARS KRC106S 50123 50V 100MA KEC Qt 83 6200J88004A FILTER CIRC EMC CV940050 TNC TNC 84 6200J88007X FILTER CIRC EMC UV11 05320 0 54 320MH TNC L2 85 6210J88001A FILTER CIRC EMC BFS3510A0 SAMWHA 52 BEAD FILTER SAM WHA FB1 86 6600RRTOO1Z SWITCH TACT JTP1280A6 JEIL 12VDC 50MA JEIL SWi 87 ODZMRO0029A DIODE ZENERS 1N52328 MOTORORA 0034 0 5W 5 6V 81MA DELTA 201 J03J04J06 H2 45 10MM 6854B50001A JUMP WIRE 0 6MM 52MM TP TAPING SN DAE A LEAD J13 J14 8MM bd J01 J02 J05 12 5MM OFZZJB3001A FUSE DRAWING 2 250 SLOW BLOW LITTELFUSE TRIAD SAM JU KYO YUK FUSE1 90 15870302418 SCREW TITE S BINDING HEAD D3 0 L8 0 MSWR3 FZY HAENG SUNG 9t 92 4920J83007A HEAT SINK 23 317 25 DRIVE IC STR R S64 65 73 2PIN 1 SCREW 2 2 33 49111004 SOLDER SOLDERING NA
15. 503C 503D 503E 503G 600A 600C 602A 610A 616E 618A 619A 619B 619C 621B 621C 622A 622B 623C 903A 903B 903D 903E 01 22 24 28 29 31 4350JA3005B 4775JJ2019F 4775JJ2018B 4775JJ2018A 4510JJ2003A 3551JJ1018C 4775JJ2019E 3551JJ1018F 3806JL2006F 4984JJ3003A 5421JJ1001B 3551JJ2008B 4580JJ3001A 4J04238A 4580JA3042A 0119901 6749CRO008D 6750C 0005P 3550JA2042C 5040JA3031A 4620JA3009A 3103JJ1001J 5851JJ2002D 4930JA3034A 3390JJ0004A 4974JJ1009A 4810JJ2005A 5403JJ1007A 5006JA3034A 4J03020A 4J04328A 5901JJ1005A 5901JJ1004B 3531JJ1004A 6615JB2005C 6600JB3007B 4681JK1004A 4811JJ2002A 5040JJ2001A 5040JA2009B 5040JA2004B 4811JJ2002H 6600JB1004A 6912JK2002C 3034JJ1002B 6621JK2002D OCZZJB2012J 6411JK1006H 5300JB1100J 4681JK1004C 6871JB1375E 3550JJ1042B 6871JB1374C 3110JJ1005A 3550JJ2032A 3806JL1035B 5989 JA0002N 2865501 4931JA3005B 3550JJ2020A 5210JA3005N 5210JJ3005B 5220JA2009D 3550JJ2024A 5221JA2008G ACJ30147004 ACJ30147003 5040 2015 4810JA3036A 4770 3550JJ0006D 4930JJ2021A 6500JK1003A 6500JK1004A 1SZZJJ3010A J471 00001 J 1522 1577 3005 4 004150 4000W4A003A Description Ring HINGE ASSEMBLY CENTER Hinge Assembly Upper Hinge Assembly Upper LEVER SHUTTER COVER ASSEMBLY HINGE HINGE ASSEMBLY CENTER COVER ASSEMBLY HINGE Decor Duct BUSH Evaporator Assembly Cover Assembly Machinery Rear Roller Pin
16. CC3 CC4 CC6 CC7 42 OCK104DK9BA CAPACITOR FIXED CERAMIC High dielectric 0 1UF 2012 50V 80 20 R TP JE MURATA CC5 CC10 43 0 22102510 CAPACITOR FIXED CERAMIC High dielectric 220 2KV KB S WHA cc2 44 0CK2230K949 CAPACITOR FIXED CERAMIC High dielectric 22NF 50V Z 52 WHA 45 OCK223DK96A CAPACITOR FIXED CERAMIC HIGH DIELECTRIC 22NF 2012 50V 80 20 RITP X7R MURATA CC8 CC9 CC11 15 CC18 46 0CK4710K519 CAPACITOR FIXED CERAMIC High dielectric ATOPF 50V TA52 SAM WHA 47 0CQ1041N509 CAPACITOR FIXED FILM 0 1UF D 100V 10 PE TP5 SAM WHA CM4 48 0 1020 96 CAPACITOR FIXED CERAMIC HIGH DIELECTRIC ANF 2012 50V 80 20 R TP X7R MURATA CC20 48 0 04732 430 CAPACITOR FIXED FILM 47000PF 5 630V 5 M PE NI R SAMWHA CM3 49 0CQ47418670 CAPACITOR FIXED FILM 0 47UF D 275V 20 NI R SAM WHA CM1 50 OLR1001MAFO INDUCTOR RADIAL LEAD 1000UH 20 R 6X12 5 BULK TNC 51 08010016609 RESISTOR FIXED CARBON FILM 1K OHM 1 4 W 5 TA52 SMART R19 52 ORD1002G609 RESISTOR FIXED CARBON FILM 10K OHM 1 4 W 5 TA52 SMART R29 R35 RCR1 53 ORD2001G609 RESISTOR FIXED CARBON FILM 2K OHM 1 4 W 5 52 SMART R17 R20 R21 R22 R26 R27 R36 54 08039016609 RESISTOR FIXED CARBON FILM 3 9K OHM 1 4 W 5 52 SMART R34 R41 55 ORD4701G609 RESISTOR FIXED CARBON FILM 4 7K OHM 1 4 W 5 TA52 SMART R18 R33 R40 56 ORD5603H609 RESISTOR FIXED CARBON FILM 560K OHM 1 2 W 5 TA52 SMART R2 57 08020016609 RESISTOR FI
17. Common Roller 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 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 DC PCB Assembly Main Cover PCB PCB Assembly Display Case Display Cover Display DECOR CONTROL ce Maker Assembly Kit Guide Tube Holder Assembly Bracket Cover Sensor ube Plastic UBE INJECT Valve Water Cover Valve VALVE ASSEMBLY WATER Connector Assembly Connector Assembly RUBBER INJECT Bracket Cover Band Cover Lower Holder Cover Lower SENSOR Sensor Screw Customized Screw Customized Screw Customized Screw Customized Screw Customized Screw Customized LG Electronics Inc 3828JL8076D_REV JANUARY 2007
18. HEESUNG METAL BAR SN 63 NA 94 59333105 FLUX JS 71 SANEI KOREA KSK SG 0 808 0 003 95 9vWF0120000 SOLDER ROSIN WIRE 80 01 20 37 9 5 3 PWB Assembly Display and parts list 1107 L102 a fe wonk E P NO DESCRIPTION SPEC MAKER REMARK A 1 6870JB8199A PWB PCB BRAVO 33 DISPLAY a 2 66304880056 CONNECTOR CIRC WAFER SMAW250 04 YEON HO CONDI 1 3 022287727 IC DRAWING TMP87C409M 28 SOP28 P 450_ BRAVO 33 TOSHIBA a 4 ostemooa IC STANDARD LOGIC M54563FP MITSUBISHI 20 CONVERT MITSUBISHI Ic a 5 IC KEC KID65003AF 1650P DRIVER KEC 165 106 1 QSTLKE002A IC STANDARD LOGIC KIAT8L05F 507 89 TP REGULATOR 12 1 7 IC STANDARD LOGIC KIATO42AF SOT 89 TP RESET IC KEC 163 1 8 ostiKEoosA IC STANDARD LOGIC KRCI06S 507 23 TP TRANSISTOR KEC at a 3 62126632450 RE
19. Note 1 Room Temperature Sensor is not indicated on the failure indicating part but indicated in checking Display When pressing for more than the warmer key of Refrigerator Temp and the warmer kye of Freezer Temp for more than 1 second LED check function If simultaneously pressing the warmer key of Refrigerator Temp and the warmer key of Freezer Temp for a second all display LED graphics on If releasing the button the LED graphics displays the previous status 23 9 1 11 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 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 fan error such as a sensor failure is detected while in the test mode the test mode is cleared and the error code is displayed Q 6 While an error code is displayed the test mode will not be activated MODE MANIPULATION CONTENTS REMARKS TEST1 Push Express Freezing 1 Continuous operation of the Key and COLDER KEY COMPRESSOR and the Freezer fan of Freezer Temp at the 2 Stepping DAMPER OPEN Same time for 3 seconds 3 Defrosting HEATER OFF OR Push TEST S W on 4 DISPLAY LED all ON the
20. 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 Figure 13 SE Figure 12 3 5 LAMP Figure 14 3 5 1 Refrigerator Compartment Lamp 1 Unplug the power cord from the outlet 2 Remove refrigerator shelves 3 Release the hooks on both of the lamp shield and pull the shield downward to remove it 4 Turn the lamp counterclockwise 5 Assembly is the reverse of disassembly Replacement bulb must be the same specification as the original Max 60 W2EA Figure 15 3 5 2 Freezer Compartment Lamp 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 screw
21. main Board Once 5 2 Push Express Freezing 1 Continuous operation of the Key and COLDER KEY COMPRESSOR and the Freezer fan of Freezer Temp at the 2 Stepping DAMPER CLOSE Same time for 3 seconds 3 Defrosting HEATER OFF In TEST MODE 1 OR 4 DISPLAY LED ahows no 2 Push TEST S W Once TEST MODE 1 TEST3 Push Express Freezing 1 COMPRESSOR and the Freezer fan Reset if the Key and COLDER KEY OFF Temperature of the of Freezer Temp at the 2 Stepping DAMPER CLOSE Defrosting sensor is Same time for 3 seconds 3 Defrosting HEATER ON 8 C or more In TEST MODE 2 OR 4 DISPLAY LED ahows no 3 Push TEST S W Once in TEST MODE 2 Reset Push Express Freezing Reset to the previously setting The compressor will Key and COLDER KEY Before TEST MODE Start after a 7 minute of Freezer Temp at the Delay Same time for 3 seconds In TEST MODE 3 OR Push TEST S W Once in TEST MODE 3 Variable Check Freezer Fan RPM In case the freezer fan is in operation when the WARMER 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 Display MODE 1 To enter this mode raise either the Refrigerator or Freezer temperature to its highest setting Then press that Warmer Key and hold for about 5 seconds 2 The LED panels will
22. 001B VARISTOR INR14D621 ILJIN ULIVDE 620V IL JIN VM 26 6102 5 007 VARISTOR INR14D331K IL JIN ULICSAVDE BK TL JIN VAT 27 008360000 DIODE RECTIFIERS D3SBA60 BK SHINDENGEN 600V 4A 80A 10UA BD1 28 000400409 DIODE RECTIFIERS RECT1N4004 TP DELTA 07 29 0DR107009AA DIODE RECTIFIERS FR107 0041 1000V 1 30 500 5 5 DELTA D1 D2 D5 D6 D8 D9 30 ODRSAO0070A DIODE RECTIFIERS RL2 SANKEN NON 400V 2 40 SONSEC 10UA SANKEN 0304 31 0 105 638 CAPACITOR FIXED ELECTROLYTIC AUF KME RG YX 50V 0 2 FMS TP 5 SAMWHA CE10 32 OCE106EK638 CAPACITOR FIXED ELECTROLYTIC 10UF 50V 20 5 TP 5 SAMWHA CE6 CE9 33 0 227 638 CAPACITOR FIXED ELECTROLYTIC 220UF KME TYPE 16V 20 5 TP 5 SAMWHA CES 34 0CE227BH638 CAPACITOR FIXED ELECTROLYTIC 220UF KME RG 25V 20 FM5 TP 5 SAM WHA CE11 CE12 35 36 0 476 638 CAPACITOR FIXED ELECTROLYTIC 47UF TYPE 50V 20 5 TP 5 WHA CE2 37 0CE476ZV6E0 CAPACITOR FIXED ELECTROLYTIC ATUF 450 20 BULK SNAP SAM WHA CE1 38 0 687 0 CAPACITOR FIXED ELECTROLYTIC 680UF RX 25V 20 BULK SNAP IN SAM WHA 39 0CE687YJ618 CAPACITOR FIXED ELECTROLYTIC 680UF RX 35V 20 TP 5 FL SAM WHA CE4 40 0CK102DK96A CAPACITOR FIXED CERAMIC HIGH DIELECTRIC ANF 2012 50V 80 20 R TP X7R MURATA CC17 CC20 41 0CK1040K949 CAPACITOR FIXED CERAMIC High dielectric 0 1UF D 50V 80 20 F Y5V TA52 SAM WHA
23. 19B 2018B 2018A 2003A 1018A 2019A 1018D 2006F 3003A 1001 20088 3001A 4 04238 4580JA3042A TCA30 119901 6749 00080 6750 0005 3550JA2042B 5040JA3031A 4620JA3009A 3103JJ 5851JJ 001J 2002B 4930JA3034A 3390JJ 4974JJ 4810JJ 5403JJ 0004 009 2005 007 5006JA3034A 4103020 4J04328A 5901JJ 5901JJ 3531JJ 005A 004B 004A 6615JB2005C 6600JB3007A 4681JK1004A 4811JJ 5040JJ 2002A 2001A 5040JA2009B 5040JA2004B 4811JJ 2002H 6600JB1004A 6912JK2002C 3034JJ 002B 6621JK2002D OCZZJB2012J 6411JK1006H 5300JB1100J 4681 JK1004C 6871JB1375E 3550JJ 042B 6871JB1374C 3110JJ 3550JJ 3806JL 005A 2032A 035 5989 JA0002N MEA32865501 4931JA3005B 3550JJ 2020A 5210JA3005N 5210JJ 3005B 5220JA2009D 3550JJ 2024A 5221JA2008G ACJ30 ACJ30 147004 147003 5040JA2015A 4810JA3036A 4770JA3001A 3550JJ0006A 4930JJ2021A 6500JK 6500JK 1003A 1004A 1 ZZJJ3010A J471 00001J 1577 3011B 1SZZJJ3005E 4J0041 5D 4000W4A003A Description Ring HINGEASSEMBLY CENTER HingeAssembly Upper HingeAssembly Upper LEVER SHUTTER COVERASSEMBLY HINGE HINGEASSEMBLY CENTER COVERASSEMBLY HINGE Decor Duct BUSH EvaporatorAssembly CoverAssembly Machinery Rear Roller Pin Common Roller Compressor SetAssembly ThermistorAssembly PTC OVERLOADPROTECT Cover PTC DAMPER COMPRESSOR STOPPER COMPRESS
24. 2 EV REFRIGERATOR PARTS CAUTION Use the part number to order part not the position number 43 EV DOOR PARTS CAUTION Use the part number to order part not the position number Only on some models EV WATER and ICE MAKER PARTS CAUTION Use the part number to order part not the position number ANN 45 EV 03A O3B 03 104 05 105F 06 20B 25D 28A 28C 28E 28F 28G 28M 45C 45F 46A 47A 47B 47C 49C 49E 151A 154A 155B S8A 58 678 68 70 200 201 203A 212A 212G 212J 230A 230B 231A 231 233A 233 233 2330 237 237 241 241 241C 243A 243B 244A 248E 248F 249 A 249B 249E 249F 249 249 250 2508 2620 3650JJ2003M 3650JJ2003L 3551JJ1015F 5218JJ3001A 4931JJ3002A 5251JA3003B 5070JJ3002A 4779JA2003A 5209JJ1002A 49 30JJ3007A 4975JJ2002A 4975JJ2003D 4930JJ1025B 4930JJ1025A 4520JJ2001A 4974JJ2011A 5074JJ1055A 3550JJ2030A 3391JJ1011B 3390JJ1090A 5027JJ1014P 5027JJ1038A 5027JJ2005C 5027JJ2011B 5027JJ2005D 5027JJ1013J 5027JJ1039A 5026JJ2001L 5026JJ2001M 4930JJ2003A 4930JJ2004A 4975JJ2028C 4975JJ2028D 5047JJ1001A 5074JJ1005A 3390JJ1014A 3550JJ1017A 5027JJ2010B 5027JJ2009B 3391JJ1038A 3550JJ1108A 4980JJ1016A 3550JJ1040A MCK30060901 48
25. 3 5 C 3 C 2 51 2iC 15 C 1 0 5jC No 0 5 C 1 C 33kQ Down Down Down Down Down Down Down Down Change Up Up 4 5 C 4 3 5 C 3 C 2 5 C 1 51 11 0 5 C No 0 5 C 56 Down Down Down Down Down Down Down Down Down Change Up 4 5 C 4 3 5 C 25 C 2iC 1 5 jC 1 C 0 5 C No 180 Down Down Down Down Down Down Down Down Down Down Change NOTE This circuit is designed to input the necessary temperature compensation values into the MICOM This adjusts the refrigerator temperature which is different in each model 31 9 2 9 Key Button Input amp Display Light On Circuit The circuit shown above determines whether a function control key on the operation display is pushed It also turns on the corresponding function indication LED Module SEVEN SEGMENT DISPLAY The drive type is the scan type fa MICOM yf 1 O m 5 SD a4 PCB ASS Y DISPLAY 32 9 3 RESISTANCE SPECIFICATION OF SENSOR TEMPERATURE RESISTANCE OF FREEZER RESISTANCE OF REFRIGERATOR amp SENSOR DEFROST SENSOR 8 ROOM SENSOR 20 22 3 77 15 16 9 60 10 13 0 47 3 5 10 1 38 4 0 7 8 30 KQ 5 6 2
26. 630AQ9106B CONNECTOR CIRC WAFER YW396 05AV YEON HO CON3 7 6630JB8004E CONNECTOR CIRC WAFER SMW250 YEONHO 6P 2 5MM STRAIGHT SN YEON HO CON4 8 6630JB8004L CONNECTOR CIRC WAFER SMW250 YEONHO 12P 2 5MM STRAIGHT SN EON HO 9 0JB8004C CONNECTOR CRCLWAFER SMW250 YEONHO 4P 2 5MM STRAIGHT SN HO Cong 10 6630JB8004F CONNECTOR CIRC WAFER SMW250 7P 2 5MM STRAIGHT SN HO CON7 OIZZJB2054V IC DRAWING TMP87C846N 42 SDIP MASK BRAVO33 PJT BEST BETTER TOSHIBA 12 015 635100 IC POWER MANAGEMENT STR G6351 5PIN SMPS 2 4PIN FORM IC2 13 OIPMGNEO01A IC POWER MANAGEMENT PS2561L1 1 V NEC 4P DIP BK TLP721F NEC 1C3 14 OIKEZ31000A 3 PIN TP KEC 14 15 OIKE780500Z IC LINEAR KIA7805PI 3DIP 5V REFORM KEC 1C5 16 OIKE650030B IC KEC KID65003AP 16P SDIP BK DRIVE IC KEC IC6 17 OIKE704200A KIA7042P 3P RESET KEC 18 0110777400 IC DRAWING TA7774AP 16 SDIP BK DRIVE IC STEPPING MOTOR TOSHIBA IC8 19 6920ALZ001B RELAY ALZ12B12 NAIS 250VAC 16A 12VDC VENTING NAIS 20 6920JB2003A RELAY G5N 1A OMRON 250VAC 1 5 12VDC JAPAN OMRON RY5 RY6 21 6920JB2003E RELAY G5NB 1A E CHINA OMRON 250VAC 5 12VDC 1A NO VENTING OMRON RY2 4 22 6920J820098 RELAY 6558 14 OMRON 250VAC 5A 12 06 1C NO VENTING OMRON 23 E 5 E 24 6212J88001B RESONATOR CERAMIC CSTS0400MG03 MURATA 4MHZ TP MURATA 0501 25 6102J88
27. 90JL1002H 3550JJ1035A 3391JJ2018A 3581JJ8721R 5433JJ0022M 4987JJ1004E 3651JA1033J 3846JD1007E 4620JJ3007B 3581JJ8056V 3581JJ8055R 5433JJ00635 5433JJ0061V 4987 JJ2003F 4987 JJ2003H 3551JJ2034B 3551JJ2034A 4974JJ2017A 4974JJ1021A 3550JL2006A 5074JJ1019A 5005JJ2022A 4620JJ3006C 4620JJ2009A 3651JA1023U 3806JJ1048A 3806JL2011A 5098JJ1002B 5098JJ1002A 5218JA1010E 5218JA1010F 3550JJ1111A 3550JJ1111B 4270JJ3001E 4403JJ3001A 4004JA3002A 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 LINK GUIDE AIR BUCKET ICE Cover Grille Fan TRAY ASSEMBLY DRAWER Tray Drawer SHELF ASSEMBLY REFRIGERATOR SHELF ASSEMBLY REFRIGERATOR SHELF ASSEMBLY NET SHELF ASSEMBLY REFRIGERATOR E e E SHELF ASSEMBLY NET Shelf Assembly Refrigerator SHELF ASSEMBLY REFRIGERATOR Shelf Net Shelf Net Holder Shelf Holder Shelf Guide Assembly Rail Guide Assembly Rail Case Lower BUCKET DAIRY TRAY EGG Cover Bucket SHELF ASSEMBLY REFRIGERATOR SHELF ASSEMBLY REFRIGERATOR TRAY ASSEMBLY VEGETABLE SUPPORTER COVER TV Cover Lamp Cover Lamp SHELF GLASS Cover Magic Room TRAY ASSEMBLY MEAT Door Assembly Freezer Door Foam Assembly Freezer GASKET ASSEMBLY DOOR Handle Assembly Freezer Name Pla
28. BLY REFRIGERATOR SHELF ASSEMBLY NET SHELF ASSEMBLY REFRIGERATOR SHELF ASSEMBLY NET Shelf Assembly Refrigerator SHELF ASSEMBLY REFRIGERATOR Shelf Net Shelf Net Holder Shelf Holder Shelf Guide Assembly Rail Guide Assembly Rail Case Lower BUCKET DAIRY TRAY EGG Cover Bucket SHELF ASSEMBLY REFRIGERATOR SHELF ASSEMBLY REFRIGERATOR TRAY ASSEMBLY VEGETABLE Cover TV SUPPORTER COVER TV Cover Lamp Cover Lamp SHELF GLASS Cover Magic Room 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 CONNECTOR ASSEMBLY CONNECTOR ASSEMBLY Rail Slide Rail Slide Cover Connector Cover Connector Bar CONNECTOR ASSEMBLY CLIP 48 Loc No Part No 262E 262 271 271C 278C 281A 282B 282E 282F 286 301A 304A 305B 305C 305D 307A 308A 309A 310A 312A 314A 315A 317A 318A 319A 319C 319E 323B 327A 328A 328B 329 329 332 401A 402A 404A 405A 405B 405C 405F 405G 406B 409B 409D 410A 410G 411A 418A 420A 501A 501F
29. BRICATING OIL 15010 220 ml DEFROSTING DEVICE SHEATH HEATER REFRIGERATOR 60 W 2EA LAMP FREEZER 60 W 1EA 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 Shelves Temperature Contro OG chert Fresh Snack Pan Q Can Dispenser O Optibin Crisper Keeps fruits and vegetable fresh and crisper Customcube O Durabase Divider O Filter Inside Q Dairy Bin QEog Box Refrigerator Door Rack Q Freezer Light out Drawer some models 3 DISASSEMBLY 3 1 DOOR p 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 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
30. G Cover Bucket SHELFASSEMBLY REFRIGERATOR SHELFASSEMBLY REFRIGERATOR TRAYASSEMBLY VEGETABLE Cover TV SUPPORTER COVERTV Cover Lamp Cover Lamp SHELF GLASS Cover MagicRoom TRAYASSEMBLY MEAT DoorAssembly Freezer DoorFoamAssembly Freezer GASKETASSEMBLY DOOR HandleAssembly Freezer NamePlate STOPPER HANDLE DoorAssembly Refrigerator Right DoorAssembly Refrigerator Left DoorFoamAssembly Refrigerator DoorFoamAssembly Refrigerator GASKETASSEMBLY DOOR GASKETASSEMBLY DOOR COVERASSEMBLY FRONT COVERASSEMBLY FRONT GUIDE PITCHER GUIDE DRAWER Cover Tray Bucket Dairy BASKETASSEMBLY DOOR Stopper Door Stopper Door HandleAssembly Freezer Decor Tray DECOR TRAY CONNECTORASSEMBLY CONNECTORASSEMBLY Rail Slide Rail Slide Cover Connector Cover Connector Bar CONNECTORASSEMBLY CLIP 47 Loc 262 262 271 271 278 281 282B 282 282 286 301A 304A 305B 305 3050 307 308A 309 310 312 314 315 317 318 319 319 319 323 327 328 328 329 329C 332A 401A 402A 404 405 405 405 405 405 406B 409B 409D 410 4106 418 420 501A 501F 503C 503D 503E 503G 600A 600C 602A 610A 616E 618A 619A 619B 619C 621B 621C 622A 622B 623C 903A 903B 9030 903E 501 522 524 528 529 531 4350JA3005B 4775JJ 4775JJ 4775JJ 4510JJ 3551JJ 4775JJ 3551JJ 3806JL 4984JJ 5421JJ 3551JJ 4580JJ 20
31. GNOSIS FUNCTION 7 3 1 ERROR 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 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 a HALL IC MOTOR malfunction nee from start of harvest HEATER RELAY ERROR indicators in table can be checked only in TEST mode 19 9 DESCRIPTION FUNCTION amp CIRCUIT OF 9 1 FUNCTION 9 1 1 Function 1 When the appliance is plugged it is set to 37F for Refrigerator and 0 F 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 automatically set to 37 amp 0 REFRIGERATOR TEMP FREEZING F 4 FREEZER TEMP A n z UN M COLDER WARMER eS C 37 FIS RECOMMENDED COLDER WARMER 0 F IS RECOMMENDED ontrol range 3 F 47 Control range 6F 8 0 8C 21 C 13C 9 1 2 How to Toggle the display between amp 1 The display temperature mode can be changed from F to C or C to F by pressing and holding the C
32. J1009A 4810JJ2005A 5403JJ1007A 5006JA3034A 4J03020A 4J04328A 5901JJ1005A 5901JJ1004B 3531JJ1004A 6615JB2005C 6600JB3007E 4681JK1004A 4811JJ2002A 5040JJ2001A 5040JA2009B 5040JA2004B 4811JJ2002H 6600JB1004A 6912JK2002C 3034JJ1002B 6621JK2002D OCZZJB2012J 6411JK1006H 5300JB1100J 4681JK1004C 6871JB1375E 3550JJ1042B 6871JB1374C 3110JJ1005A 3550JJ2032A 3806JL1035B 5989 JA0002N 2865501 4931JA3005B 3550JJ2020A 5210JA3005N 5210JJ3005B 5220JA2009D 3550JJ2024A 5221JA2008G ACJ30147004 ACJ30147003 SO40JA2015A 4810JA3036A 4770JA3001A 3550JJ0006C 4930JJ2021A 6500JK1003A 6500JK1004A 1SZZJJ3010A J471 00001 J 1SZZJA3011B 1SZZJJ3005E 41004150 4000W4A003A FA u Description Ring HINGE ASSEMBLY CENTER Hinge Assembly Upper Hinge Assembly Upper LEVER SHUTTER COVER ASSEMBLY HINGE HINGE ASSEMBLY CENTER COVER ASSEMBLY HINGE Decor Duct BUSH Evaporator Assembly Cover Assembly Machinery Rear Roller Pin Common 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 DAM
33. JJ1011B 3390JJ1090A 5027JJ1014P 5027JJ1038A 5027JJ2005C 5027JJ2011B 5027JJ2005D 5027JJ1013J 5027JJ1039A 5026JJ2001L 5026JJ2001M 4930JJ2003A 4930JJ2004A 4975JJ2028C 4975JJ2028D 5047JJ1001A 5074JJ1005A 3390JJ1014A 3550JJ1017A 5027JJ2010B 5027JJ2009B 3391JJ1038A 3550JJ1108A 4980JJ1016A 3550JJ1040A MCK30060901 4890JL1002H 3550JJ1035A 3391JJ2018A 3581JJ8721N 5433JJ0125K 4987JJ1004A 3651JA1033K 3846JD1007B 4620JJ3007B 3581 JJ8056S 3581 JJ8055N 5433JJ0063P 5433 00615 4987 JJ2003E 4987 JJ2003G 3551 JJ2034B 3551 JJ2034A 4974 2017 4974 1021 3550JL2006A 5074JJ1019A 5005JJ2022A 4620JJ3006A 4620JJ2009A 3651JA1023X 3806JJ1048A 3806JL2011A 5098JJ1002B 5098JJ1002A 5218JA1010E 5218JA1010F 3550JJ1111A 3550JJ1111B 4270JJ3001E 4403JJ3001A 4004JA3002A LFC22760SW Description HANDLE REAR HANDLE REAR CoverAssembly Lower Rail Slide HOLDERASSEMBLY GASKET TubeAssembly Drain Skirt Lower LegAssembly Adjust DUCTASSEMBLY MULTI Holder Bracket GuideAssembly Rail GuideAssembly Rail Holder Rail Holder Rail LINK GUIDE AIR BUCKET ICE Cover GrilleFan TRAYASSEMBLY DRAWER Tray Drawer SHELFASSEMBLY REFRIGERATOR SHELFASSEMBLY REFRIGERATOR SHELFASSEMBLY NET SHELFASSEMBLY REFRIGERATOR SHELFASSEMBLY NET ShelfAssembly Refrigerator SHELFASSEMBLY REFRIGERATOR Shelf Net Shelf Net Holder Shelf Holder Shelf GuideAssembly Rail GuideAssembly Rail Case Lower BUCKET DAIRY TRAY EG
34. LEDTECH SEG1 SEG2 4 26 ODLLEOOSSAA LED LT8323 41 BCN 2 1V D3 TP GREEN LEDTECH 11024105 27 oDLLEOOS9AA LED LT8323 41 BCN 2 1V D3 TP GREEN ENEA 14011107 28 6908530020 BUZZER PQ272207PL 20C 2000 SUNWAY PIEZO 2KHZ 80DB CHINA SUMMARY BUZZER a gt S00B8005A KPT 105A KYUNG IN ditio e S600RRT002K JTP1230A JEIL 12V DC SONA JEL a Les SWICHTCT KPT 1109R KYUNG IN B KPT 1109G KYUNG IN 31 amoo SOLDER SOLDERING SOLDER ROSIN WIRE RSO HUISUNG 59 32 49111004 SOLDER SOLDERING HUISUNG 059 33 58333105 FLUX SG 0 825 0 830 KOREA FH 206 KOKI 38 801 kaa D3SBA60 9 6 PWB DIAGRAM ho cet e zan BS kwa 9 6 1 PWB Main Assembly ame WT Jan T D2 32mHI05A WU pgs FUSE1 a R 2 250 2 5 ine l L 4 i UNA 5mH 4A la 3 u cut W STR 9 N G6551 a m 105 5 2 von POWER 2 b 15 1 42 Varef T ca ccs 1 tw me w a ys lass 17 TEST
35. LG REFRIGERATOR CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL MODELS LFC22760 CONTENTS Safety Precautions 2 Specifications 3 Parts Identifications EEEE EEE 4 Disassembly 5 Boor 5 6 Fan and Fan Motor aia 7 Defrost Control Assembly 7 LAME Rd 7 Control Box Refrigerator A PP 7 A 7 Ajust ment 23 77445 8 Compressor 14 aaa 8 PTC Stater LZ Lll 8 OLP Overload Protector litte eniti 9 TO REMOVE the Cover PTC A AA a e 9 Circuit Diagram ar Ai 10 Troubleshooting 11 Compressor and Electrical Componentes 11 PICand OLP a Ra 12 Other Electrical Components 13 Service Diagnostics Chart pisinn 14 Refrigerator Cycle 2724 15 Operation Principle and Repair Method of 17 Description of Function and Circuir of MICOM 2 4 4 2 20 Refrigerato
36. NECTING 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 34 PROBLEM INDICATED BY CHECK CHECKING METHOD CAUSE SOLUTION COOLING is poor DEFROSTING is If REFRIGERATOR TEMPERATURE is too low 1 1f FREEZER TEMPERATURE isn ormal Check is FREEZER TEMPERATURE 1900 low Make sure the DOOR isattached 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 S
37. OLDER FREEZER TEMP and the COLDER REFRIGERATOR TEMP keys at the same time for over one second 2 The initial setting is F Whenever the mode is changed the LED lights are changed 9 1 3 Control of freezer fan motor 1 Freezer fan motor has high and standard RPMs 2 High RPM is used when electricity is first on for express freezing and when refrigerator is overloaded Standard RPM is used for normal usage 3 Fan motor stops when refrigerator of freezer door opens 9 1 4 EXPRESS FREEZING 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 outage and the refrigerator is powered on again EXPRESS FREEZING will be canceled 4 To activate this function you need to press the Express Freezing key and the LED will turn ON This function will remain activated for 24 hrs The first three hours the compressor and Freezer Fan will be ON The next 21hours the freezer will be controlled at the lowest temperature After 24 hours or if the Express Freezing key is pressed again the freezer will return to its previous temperature 5 During the first 3 hours 1 Compressor and freezer fan HIGH RPM run continuously 2 If a defrost cycle begins during the first 90 minutes of Express Freezing the Express Freeze cycle will complete its cycle after defrosting has ended If the def
38. OR BASEASSEMBLY COMPRESSOR DRIERASSEMBLY Holder Drier Tray Drip Guide Fan Bracket Motor CONDENSERASSEMBLY WIRE CAP DRAINTUBE DAMPER PIPE DAMPER PIPE FAN ASSEMBLY FANASSEMBLY GRILLEASSEMBLY FAN ControllerAssembly Circuit Switch PushButton ACMotor BRACKETASSEMBLY MOTOR DAMPER MOTORSUPPORT DAMPER MOTOR SUPPORT DAMPER MOTOR SUPPORT BRACKETASSEMBLY MOTOR Switch Push Button LAMP INCANDESCENT REFLECTOR LAMP Drawing Assembly Capacitor Electric Appliance Film Box POWER CORD ASSEMBLY Heater Sheath Motor DC PCB Assembly Main Cover PCB PCBAssembly Display Case Display Cover Display DECOR CONTROL ceMakerAssembly Kit Guide Tube HolderAssembly Bracket Cover Sensor Tube Plastic TUBE INJECT Valve Water Cover Valve VALVEASSEMBLY WATER ConnectorAssembly ConnectorAssembly RUBBER INJECT Bracket Cover Band Cover Lower Holder Cover Lower SENSOR Sensor SCREW CUSTOMZIED SCREW CUSTOMZIED SCREW CUSTOMZIED SCREW CUSTOMZIED Screw Customzied Screw Customzied EV Loc No 03A O3B 103C 103E 104E 05 105F 06 20B 125D 28A 128 128 128 128G 28M gt gt 42 42B 142D 142E 45A 45B 145C 145F 46A 47A 47B 147C 149C 149E 51A 54A 55B 58A 158E 67B 68A 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
39. PER 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 DC 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 Cover Lower Holder Cover Lower SENSOR Sensor Screw Customized Screw Customized Screw Customized Screw Customized Screw Customized Screw Customized EV Loc No 103 03 04E 05 05F 06 1208 250 28 28 28 28F 28G 128M 31A 35C 36A 136B 41 141 41 410 41E 42 1428 420 42 45 145 45 45 46 47 147 47 49C 49 SIA 54 155 58 58 167 68 70 200 201 203A 212 212 212 230 230B 231A 231B 233A 233B 233 2330 237 237 241A 241B 241C 243A 243B 244A 248E 248F 249A 249B 249E 249F 249 249 250 250B 262D Part 3650JJ2003E 3650JJ2003A 3551JJ1015B 5218JJ3001A 4931 JJ3002A 5251 5070JJ3002A 4779 JA2003A 5209JJ1002A 4930JJ3007A 4975JJ2002A 4975JJ2003D 4930JJ1025B 4930JJ1025A 4520JJ2001A 4974JJ2011A 5074JJ1055A 3550JJ2030A 3391
40. 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 upper 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 Correct Incorrect Figure 6 2 Pr
41. SONATOR CERAMIC CSTCR4M00G53 R0 MURATA 4 0MHZ 0 5 TIR SMD MURATA ase A 10 OCE476VH6DC CAPACITOR FIXED ELECTR ATUF MV 25V 20 RITPISMD SMD SAMHWA CE2 a CAPACITOR FIXED ELECTR 100UF MV 16V 21 RITP SMD SMD SAMHWA CE1 7 12 OCK1MDK34A CAPACITOR FIXED CERAMIC 100 2012 50V 80 20 RITP 5 MURATA CC1 lt C7 2 13 ocK402DK 6A CAPACITOR FIXED CERAMIC ANF 2012 50V 80 20 RITP XTR MURATA CC8 CC9 1 14 ORH2200L622 RESISTOR METAL GLAZED CHIP 220 OHM 1 8 W 2012 5 00 D R5 2 15 ORD1001E672 RESISTOR METAL GLAZED CHIP AK OHM 1 8 W 5 2012 RITP 16 oRD2001E672 RESISTOR METAL GLAZED CHIP 2K OHM 118 W 5 2012 RITP R2 17 oRD4701E672 RESISTOR METAL GLAZED CHIP AK OHM 118 W 5 2012 RITP RI RI 21 24 1 18 oRD1004E672 RESISTOR METAL GLAZED CHIP 1M OHM 1 8 W 5 2012 R6 9 19 0RJ8200H672 RESISTOR METAL GLAZED CHIP 820 OHM 1 2 W 5 2012 RITP R6 R16 2 20 oRH2001L622 RESISTOR METAL GLAZED CHIP 2K OHM 118 W 2012 5 00 D ROA RITRIS 2 21 ORH1000L622 RESISTOR METAL GLAZED CHIP 100 OHM 1 2 W 5 2012 RITP RIERO A 2 opZRM00188A DIODE ZENERS RLZ OHM RITP LLDS LL 34 500MW 5 6V 20MA ROMH 201 s 2 oDSRM00068A DIODE SWITCHING RLS4148 ROHM R TP LLDS LL 34 75 450MA 2000MA ROHM D108 D112 24 0DD414809AA DIODE SWITCHING IN4149 26 MM PYUNG CHANG DELTA 2 25 63270880014 DISPLAY LED ASSEMBLY LN4023 13EWRS GREEN 2 1V 1 7MCD
42. XED CARBON FILM 2K OHM 1 4 W 5 TA52 SMART R45 58 ORD4701G609 RESISTOR FIXED CARBON FILM 4 7K OHM 1 4 W 5 TA52 SMART 45 59 ORJ2701L622 RESISTOR METAL GLAZED CHIP 2 7K OHM 1 8 W 5 2012 ROHM R21 60 ORH1002L622 RESISTOR METAL GLAZED CHIP 10 1 8 W 5 2012 ROHM R15 R28 R30 R42 R8 61 ORH1004L622 RESISTOR METAL GLAZED CHIP 1MOHM 1 8 W 5 2012 RITP ROHM R13 62 ORH1001L622 RESISTOR METAL GLAZED CHIP 1K OHM 1 8 W 2012 5 00 D ROHM R7 63 ORH2001L622 RESISTOR METAL GLAZED CHIP 2K OHM 1 8 W 5 2012 ROHM R23 R25 R38 R39 64 ORH3300L622 RESISTOR METAL GLAZED CHIP 330 OHM 1 8 W 5 2012 RITP ROHM R31 R43 65 ORH4701L622 RESISTOR METAL GLAZED CHIP 4 7K OHM 1 8 W 5 2012 ROHM R14 R16 R37 66 ORD1000E672 RESISTOR METAL GLAZED CHIP 100 OHM 1 8 W 5 2012 ROHM R5 67 ORD1501H609 RESISTOR FIXED CARBON FILM 1 5K OHM 1 2 W 5 TA52 SMART R32 R44 68 ORJODODE672 RESISTOR METAL GLAZED CHIP 0 OHM 1 8 W 5 2012 ROHM 69 ORJ2401E472 RESISTOR METAL GLAZED CHIP 2 4K OHM 1 8 W 1 2012 RITP ROHM RL2 ORJ6800E672 RESISTOR METAL GLAZED CHIP 680 OHM 1 8 W 5 2012 ROHM 71 0RD6801G609 RESISTOR FIXED CARBON FILM 6 8K OHM 1 4 W 5 52 SMART R4 72 0RJ9101E472 RESISTOR METAL GLAZED CHIP 9 1K OHM 1 8 W 1 2012 ROHM RL1 73 0RJ1002E472 RESISTOR FIXED METAL FILM 10K OHM 1 8 W 1 00 2012 ROHM 74 0RN1622G409 RESISTOR FIXED METAL FILM 16 2K OHM 1 4 W
43. ature 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 5 2 PTC COMPRESSOR 5 5 T 22262 PTC STARTER SEALED TERMINAL Resistance Starter Capacitor Running Figure 17 4 2 4 Motor 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
44. display OFF to indicate that the Compressor Circulating Fan Damper and Defrost Heater are not operating 3 The Open Door Alarm and the Lamp Auto Off feature will work normally and can be demonstrated 4 To reset to normal operation press and hold either Warmer Key for about 5 seconds 24 9 2 PCB FUNCTION 9 2 1 Power Circuit BD1 D3SBA60 Li 5mH 4A m CON1 9 VA1 POWER INR14D621 220 INR14D331 104 7 CMt 275 240 127 RI 150Ku 1W 220 4240V B2KJ AW 100 127V 102 STR 66551 20 240 4741W 100 127 7805 104 cc4 Las VID Varef Vss Vass TEST 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 and IC 5 The voltage for each part is as follows PART VA 1 3 CE 4 5 VOLTAGE 115 Vac 12 Vdc 15 5 5V VA1 is a part for preventing over voltage and noise When 385V or higher power is applied the inside elements are short circuited and broken resulting in blowout of the fuse in order to protect the elements of the secondary part of the TRANSFORMER 25 9 2 2 Oscillation Circ
45. driver 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 and over current 2 If compressor is dropped or handled carelessly poor operation and noise may result 3 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 dorit 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 Temper
46. ee DEFROSTING is poor REFRIGERATOR 3 Door Line contact Check door seal when door is closed Door liner damaged Replace Door liner poor NO DEFROSTING 1 If HEATER emits heat REFRIGERATOR DOOR is closed properly USE TEST MODE3 HEATER disconnection Replace HEATER 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 I 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 Replace GASKET 95 9 5 MAIN PWB ASSEMBLY AND PARTS LIST 9 5 1 Main PWB Assembly N
47. ess gasket into channels on the three remaining sides of door Figure 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 Ifthe 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 AND MOTOR 1 Remove the freezer shell If your refrigerator has icemaker remove the icemaker first 2 Remove the plastic guide for slides on left side by unscrewing phillips head screws 3 Remove 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
48. iple of Icemaker 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 s s 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
49. m 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 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 gt 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 sys
50. nent Compressor runs poorly Check starting Low voltage Advise customer that the Power supply needs to be checked by an electrician voltage Fan motor doesn t run Heavy frost buildup on EVAPORATOR Check voltage at Poor or broken or Replace starting devices open contact indicated component Check current flowing Shorted in sub coil of Compressor Check rating of OLP F Lack of capacity Check wiring circuit Wire 15 open or shorted Replace 2 indicated component Check Fan Motor Coil is shorted or open Check current flow in Replace the following Open indicated component components Sensor Fuse M Check current flow in Replace the Defrost Heater Defrost Heater 13 6 4 SERVICE DIAGNOSIS CHART COMPLAINT POINTS TO BE CHECKED REMEDY No Cooling 15 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 heat
51. ng 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 stee Stationary contact support plated steel Customer part number Lot code date code 330 FBYY Electrical characteristics part number termination part number Heater support plated steel Heater resistance alloy Disc thermostatic alloy Movable arm spring temper copper alloy Contact movable silver on copper Contact stationary silver on copper Slug plated steel Cover polyester UL 94 V 0 rated 42 Pin connector plated copper allo 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 LS Electronmeas CIRCUIT DIAGRAM
52. nosis 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 the defect CODE removes the sign it returns to normal operation RESET 4 The defect CODE shows on the Refrigerator and Freezer Display ERROR CODE on display panel REFRIGERATOR TEMP A COLDER WARMER Ey F Mi KI 37 F IS RECOMMENDED Defect code signs EXPRESS FREEZING 0 F IS RECOMMENDED Defect code signs FREEZER TEMP A COLDER WARMER NO ITEM ERROR CODE CONTENTS REMARKS Failure of freezer 1 sensor Er FS Cut or short circuit wire Failure of ORE 2 Refrigerator sensor Er rs Cut or short circuit wire Inspect Connecting wires Failure of defrost p ae each sensor 3 sanscr Er dS Cut or short circuit wire Failure of Room When display check 4 Temperature mode Erit Cut or short circuit wire sensor Snapping of defrost heater T Temperature fuse pull 5 Failure of defrost Er dH gen 8iC within out of connector indicated mode n a er starting minimum hoursafter efrost failure occurs Poor motor hooking to Eni of BLDC If there is no fan motor wires of fan contact of 6 lotor at Er FF signal for more than 65sec structures to fan snapping reezing in operation fan motor or short circuit of Lead Compartment Wites
53. odically is not heard and frost melts ambient when heating the inlet of the temperature capillary tube Freezer and 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 y di don t cool frost forms in inlet only temperature refrigerant level mao oa NO 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 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 AirlLow 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 T OPERATION PRINCIPLE AND REPAIR METHOD OF 7 1 OPERATION PRINCIPLE 7 1 1 Operation Princ
54. ows SENSOR CHECK POINT NORMAL 30iC 50iC SHORT CIRCUITED OPEN Freezer Sensor POINT A Voltage ke 0 5V 4 5 V 5V POINT D Voltage Room Temperature sensor 29 9 2 6 Refrigeration Compartment Stepping Motor Damper Circuit The circuit shown below is the damper circuit to regulate the refrigerator temperature n paka 9 2 7 Dispenser Input 1 4 IC P20 MICOM zl 2 2KJ 30 Ki IC8 916 TA7774F 5 T 15 1 tuF A R28 da 14 2 STEPPING 31 10KJ 10KJ F10KyJ B MOTOR P10 11 3 1 33 6 i 5 457 4 12 13 x CON 7 PUMP R21 8 S W DE 39 62 9 2 8 Temperature Compensation amp Overcooling Undercooling Compensation circuit 1 Refrigerator Temperature Compensation 27 R15 10KJ RCR1 10KJ 77 Refrigerator Resistance Temperature Remark RCR Compensation 180 KQ 2 5 Compensation by raising the 56 20 temperature 33 KQ 1 5 18 1 0 12 0 5 10 KQ 0 C Standard Temperature 8 2 KO 0 5 C Compensation by lowering the 5 6 KQ 1 0 temperature 3 3 KQ 1 5 2 KQ 2 0C 470Q 2 8C 64 SY Table of Temperature Compensation by adjusting
55. r Exploded View and Service Parts 41 SAFETYPRECAUTIONS Pleasereadthefollowinginstructionsbeforeservicingyour refrigerator 1 Checktherefrigeratorforcurrentleakage 7 Beforetiltingtherefrigerator removeallmaterialsfrom 2 Topreventelectricshock unplugbeforeservicing onorintherefrigerator 3 Alwayschecklinevoltageandamperage 8 Whenservicingtheevaporator wearglovestoprevent injuriesfromthesharpevaporatorfins 9 Serviceontherefrigeratorshouldbeperformedbya qualifiedtechnician Sealedsystemrepairmustbe performedbyaCFCcertifiedtechnician 4 Usestandardelectricalcomponents 5 Don ttouchmetalproductsinthefreezerwithwet hands Thismaycausefrostbite 6 Preventwaterfromspilingontoelectricelementsorthe machineparts 22 Ft 22 4 Ft 1 SPECIFICATIONS ITEMS SPECIFICATIONS DOOR DESIGN Side Rounded DIMENSIONS 835 D 863 x H 1752 mm W 32 875 xD 34 25 xH 69 06 in 127 5 Kg NET WEIGHT 281 09 pounds COOLING SYSTEM Fan Cooling TEMPERATURE CONTROL Micom Control Full Automatic DEFROSTING SYSTEM Heater Defrost DOOR FINISH PCM EMBO HANDLE TYPE Curved Natural Titanium INNER CASE ABS Sheet INSULATION Polyurethane Foam ITEMS SPECIFICATIONS VEGETABLE TRAY Auto close COMPRESSOR PTC Starting Type EVAPORATOR Fin Tube Type CONDENSER Wire Condenser REFRIGERANT R 134a 115 3 g LU
56. rost cycle begins when Express Freeze has run for more than 90 minutes Express Freeze will run for two hours after the defrost is completed 3 If EXPRESS FREZZING is pressed during defrost EXPRESS FREZZING LED is on but this function will start seven minutes after defrost is completed and it shall operate for three hours 4 If EXPRESS FREZZING 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 EXPRESS FREZZING 6 For the rest of 21 hours the freezer will be controlled at the lowest temperature 9 1 5 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 9 1 6 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 Closed or Refrigerator 3Times 3 Times 3 Times 3 Times Door Buzzer 4 b gt i 30 30 30sec Within 1 1 min 9 1 7 Buzzer Sound When
57. 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 15 the ambient temperature below 5i 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 fir
58. te 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 46 LFC22760ST Loc No Part No 262E 262H 271A 271C 278C 281A 282 282 282 286 301A 304A 305B 305C 305D 307A 308A 309A 2 4 5 7 gt Q Q Q gt o w w 327 328 328 329 329 332 401A 402A 404A 405A 405B 405C 405F 405G 406B 409B 409D 410A 4106 418 420 501A 501F 503C 503D 503E 503G 600A 600C 602A 610A 616E 618A 619A 619B 619C 621B 621C 622A 622B 623C 903A 903B 903D 903E 01 22 524 528 529 531 4350JA3005B 4775JJ2019D 4775JJ2018B 4775JJ2018A 4510JJ2003A 3551JJ1018B 4775JJ2019C 3551JJ1018E 3806JL2006F 4984JJ3003A 5421JJ1001B 3551JJ2008B 4580JJ3001A 4J04238A 4580JA3042A 0119901 6749 CRO008D 6750C 0005P 3550JA2042C 5040JA3031A 4620JA3009A 3103JJ1001J 5851JJ2002D 4930JA3034A 3390JJ0004A 4974J
59. tem repair Replace the Thermistor 6 5 REFRIGERATION CYCLE Troubleshooting Chart STATE OF STATE OF THE TEME 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 m cool normally restoring the normal amount of 5 refrigerant repairing the leak COMPLETE Freezer Flowing sound of refrigerant Equal to ambient No discharging of Refrigerant LEAKAGE compartmentand 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 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 8 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 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 peri
60. 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 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 flowi
61. the resistance difference from the current temperature e g If the refrigerator compensation resistance RCR is changed from 10K the current resistance to 18K the adjustment resistance the temperature of the refrigerator rises 33 8 F PC 2 The temperature compensation for refrigerator compartment is in the following table Revised resist son 4700 2kO 3 3kQ 5 6kQ 8 2kQ 10kO 12kQ 18kO 33kO 56kQ 180kA resent resistan No 0 5 C 1 C 1 51 2iC 25 C 3 5iC 4 4 51 5iC 4700 change Up Up Up Up Up Up Up Up Up Up 0 5 C No 0 5 C 11 1 5 C 2 C 25 C 3 5 C 4 C 4 51 2 Down Change Up 0 5 C No 0 51 1 5 C 2 2 5 C 3 C 3 5 C 4 3 3KQ Down Down Change Up Up Up Up Up Up Up Up 1 5 C 1 C 0 5 C No 0 5 C 1 C 1 5 C 2 C 2 5 C 3 5 C 5 6kQ Down Down Down Change Up Up Up Up Up Up Up 21 1 51 1 C 0 5 No 0 5 C 1 C 1 51 2iC 2 51 3 C 8 2kQ Down Down Down Down Change Up Up Up Up Up Up Refrigerator 25 C 2 C 1 51 1 C 0 5 C No 0 5 C 1 C 1 51 2iC 2 51 10kQ Down Down Down Down Down Change Up Up Up Up Up 2 516 2iC 1 51 0 5 C No 0 5 C 1 C 1 51 2iC 12kQ Down Down Down Down Down Down Change Up Up Up Up 3 5 C 2 5 C 2iC 15 C 1 0 5 C No 0 5 C 11 1 51 18kQ Down Down Down Down Down Down Down Change Up Up Up 4
62. the button on the front Display is pushed a Ding Dong sound is produced 9 1 8 Defrosting removing frost 1 Defrosting starts each time the COMPRESSOR running time reaches 7 hours 2 For initial power on or for restoring power defrosting starts when the compressor running time reaches 4 hours 3 Defrosting stops if the sensor temperature reaches 8 or more If the sensor doesn t reach 8 C in 2 hours the defrost mode is malfunctioning 4 Defrosting function if its sensor is defective wires are cut or short circuited 21 9 1 9 Electrical Parts Are Turned Sequentially Electrical parts such as COMP defrosting heater freezer FAN etc are turned 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 in0 5 sec COMP 0 5 sec Freezer when unit is newly ON y ON y ON purchased or when moved Fi 3 POWER in0 5 sec Defrosting 10 sec Defrost heater 3 Temperature of defrosting ON gt heaterON OFF o sensor is lower than 45 2 when power cuts SERVICE in 0 5 sec COMP in 0 5 sec Freezer FAN ON ON Reset to normal operation Total load in 7 min COMP 0 5 sec Freezer 22 9 1 10 Defect Diagnosis Function 1 Automatic diag
63. uit 19 05 1 e XIN CSTSO400MGO3 C XOUT MICOM 1 R13x 1MJ 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 9 2 3 Reset Circuit 32x 1 ET 18 KIA7042 RESET _ 7 CCG 2 104 104 MICOM The RESET circuit allows all the functions to start at the initial conditions by initializing various parts including the RAM inside the MICOM IC1 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 26 9 2 4 Load Buzzer Drive amp Open Door Detection Circuit 1 Load Drive Condition Check ale

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