LG LMXC23746S, Service Manual

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SAFETY PRECATUTIONSS .................................................................................................................................................... 2
1. SPECIFICATIONS ............................................................................................................................................................... 3
2. PARTS IDENTIFICATION .................................................................................................................................................... 4
3. DISASSEMBLY.............................................................................................................................................................. 5-25
REMOVING AND REPALCING REFRIGERATOR DOORS ............................................................................................... 5
DOOR .............................................................................................................................................................................. 6-7
SUB, PCB ............................................................................................................................................................................8
DOOR ALIGNMENT ............................................................................................................................................................ 9
FAN AND FAN MOTOR ................................................................................................................................................. 9-10
REFRIGERATOR LIGHT (TOP) ....................................................................................................................................11-12
MULTI DUCT ..................................................................................................................................................................... 12
DISPENSER ...................................................................................................................................................................... 13
DISPLAY PCB ................................................................................................................................................................... 13
CUSTOMCHILL DISPLAY ........................................................................................................................................... 13-14
ICE BUTTON ASSEMBLY ................................................................................................................................................. 14
WATER BUTTON ASSEMBLY .......................................................................................................................................... 14
ICE CORNER DOOR REPLACEMENT ............................................................................................................................. 14
ICEMAKER REPLACEMENT ............................................................................................................................................ 15
SUB PCB FOR WORKING DISPENSER .......................................................................................................................... 15
CAP DUCT MOTOR REPLACEMENT .............................................................................................................................. 16
MODULE FILTER REPLACAEMENT ................................................................................................................................ 16
MODULE FILTER PART REPALCEMENT ........................................................................................................................ 17
HOW TO REMOVE A ICE BIN .......................................................................................................................................... 17
HOW TO INSERT A ICE BIN ............................................................................................................................................. 17
CUSTOMCHILL DRAWER ........................................................................................................................................... 18-21
HOT TO REMOVE AND REINSTALL THE PULLOUT DRAWER ................................................................................ 22-23
WATER VALVE DISASSEMBLY METHOD ...................................................................................................................... 24
FAN MOTOR DISASSEMBLY METHOD .......................................................................................................................... 24
CAUTION : SEALED SYSTEM REPAIR ........................................................................................................................... 25
WAY VALVE SERVICE ..................................................................................................................................................... 25
4. ADJUSTMENT ................................................................................................................................................................... 26
COMPRESSOR ................................................................................................................................................................. 26
5. CIRCUIT DIAGRAM ........................................................................................................................................................... 27
6. TROUBLESHOOTING .................................................................................................................................................. 28-29
7. PCB PICTURE .............................................................................................................................................................. 30-31
8. TROUBLESHOOTING WITH ERROR DISPLAY ......................................................................................................... 32-74
9. REFERENCE ................................................................................................................................................................ 75-78
10. COMPONENT TESTING INFORMATION .................................................................................................................. 79-88
11. COMPRESSOR TROUBLESHOOTING ................................................................................................................... 89-101
12. ICEMAKER OPERATIONG METHOD AND TROUBLE SHOOTING .................................................................... 102-105
13. DESCRIPTION OF FUNCTION & CIRCUIT OF MICOM ......................................................................................... 106-109
14. EXPLODED VIEW & REPLACEMENT PARTS LIST .................................................................................................... 110