LG LMXC23746S Service Manual Download Page 6 | Manualshive

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Summary of Contents for LMXC23746S

Page 1: ... 1 MODEL LMXC23746S ...

Page 2: ...MENT 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 TROUBLESHO...

Page 3: ...GETABLE TRAY COMPRESSOR EVAPORATOR CONDENSER REFRIGERANT LUBRICATING OIL DEFROSTING DEVICE ITEMS Clear Drawer Type Linear Fin Tube Type Spiral Condenser AI R 134a 135g ISO10 280 ml SHEATH HEATER LED Module LED Module SPECIFICATIONS LAMP REFRIGERATOR FREEZER DIMENSIONS Depth w Handles Depth w o Handles Depth w o Door Depth Total with Door Open Height to Top of Case Height to Top of Door Hinge Width...

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Page 18: ...w both rails to slide in simultaneously With both hands pull out each rail simultaneously until both rails are fully extended Grasp the drawer on each side and hook the door supports 1 into the rail tabs 2 located on both sides Lower the door into final position and Reconnect the wire harness to the connection at the end of the right rail tighten the screws located on both sides 2 1 ...

Page 19: ... 19 Loosen a screw 6 ...

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Page 28: ...nce then Defrosting If Defrosting sensor is not Over 40 F 5 C it is caused Temperature Fuse Disconnection Heater Disconnection DRAIN Jam Poor Relay for Heater 10 Ice maker kit defect It Other Electric system error such as moter gear Hall IC operation circuit within I M kit When the ice does not drop even when the I M Test S W is pressed same as model applied Twisting Ice Maker before 11 Flow Meter...

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Page 82: ... 82 11 4 Door Switch R Function How to Measure Switch Refrigerator Standard Beep Multimeter beep Switch R Button Plunger 2 1 1 2 3 4 ...

Page 83: ...et Center S witch Center S witch Center 11 5 Door S witch F Function How to Measure No mag net Magnet near the Switch S tandard B ad pos ition Good position Magnet must be center of Switch magnet Magnet Center ...

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Page 86: ... 86 11 8 Damper Function How to Measure Damper Circuit extension Check the S tandard Damper 1 Blue 1 Blue 2 Red 3 White 3 White 1 3 Check the 2 4 Check the 1 3 3 Yellow ...

Page 87: ... 87 11 9 Lamp Socket Function How to Measure S tandard 1 2 3 4 ...

Page 88: ... 88 11 10 Flow Sens or Function How to Measure S tandard ...

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Page 92: ... work Y N Compressor Works Intermittently Capacitor Spec Check C Compressor Damage Check C Replace Capacitor Replace Compressor N N Reset Power Stroke Trip Occur Y Repeat Check Procedure Harness Connecting Check C Fix Harness N N Cycle Check E Fix Cycle Replace Driver PCB OK NG Purpose Prevent abnormally long piston strokes Case 1 If compresso rdoesn t work and LED blinks Cause Possibly harness fr...

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Page 94: ...k n i l B k n i l B k n i l B k n i l B k n i l B k n i l B Protection logic Check blink 8 times Communication Error check B7 Check Comp Starting when C fan doesn t work Y N Reset Power 1 Check Temp Sound Pressure of Comp and D pipe 2 Check whether or not C Fan Works Replace Driver PCB Repeat Check Procedure Purpose Prevent high current due to IPM Short Cause Damaged IPM Dead Short Test for a dead...

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Page 96: ... 96 12 4 Check D D1 Activate Protection logic Cycle check with protection logic D2 sealed system diagnosis Sealed System ...

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Page 98: ...n on off on on on on on on off repeating 3 on on on on on on on off on on on on on on on off repeating 4 No LED operating condition Cause Service guideline LED two time repetition Stroke Trip LED six time repetition Current Trip LED seven time repetition IPM Fault Trip LED five time repetition Piston Lock Trip ...

Page 99: ... 99 12 5 SERVICE DIAGNOSIS CHART COMPLAINT POINTS TO BE CHECKED REMEDY Warm position colder position Recommended position Recommended position Warm position ...

Page 100: ... 100 12 6 REPRIGERATOR CYCLE Troubleshooting Chart CAUSE STATE OF THE UNIT STATE OF THE EVAPORATOR TEMPERATURE OF THE COMPRESSOR REMARKS 12 6 1 Cleaning ...

Page 101: ...y Slow Very Slow Very Fast Very Fast Fast Hotter than Normal Faint None to Weak Room Temperature Yes No Equalization Test Equalization Test Inefficient Compressor Partial Restriction Complete Restriction Condenser Temperature Cap Tube Sound Air Low Side Leak Loss of Change Compressor Not Pumping Trace of Oil Under charge The equalization test is trying to restart a compressor using a start kit aft...

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Page 103: ...sues Icemaker not making ice or not making enough ice Environmental Diagnosis Not making ice Is Icemaker s tray filled with water or Ice Is measured temperature below 10 F in the icemaker compartment saddle valve Icing fan is working multi duct is blocked Measure the temp gas leakage How long has customer waited for icemaker to make ices If the is sue haven t resolved yet though you have checked a...

Page 104: ... 104 ...

Page 105: ...ap duct with new one In door geared motor doesn t work Resolution Change the in door geared motor and test it The water comes out of fill cup and the water get into the ice bin Resolution The water pressure from shutoff valve is too high Recommend to use regulator to the customer and close the shutoff valve slightly Clogged Ices In the Chute suspected items Cap duct doesn t seal the air properly R...

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Page 108: ... 108 14 1 8 CONTROL OF FREEZER FAN MOTOR 14 1 9 Cooling Fan Motor 14 1 10 Ice Compartment Fan 14 1 11 Refrigeration room Fan Motor 14 1 12 Ice PLUS 14 1 13 How to set the display mode and cancel it ...

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Page 110: ...19D S10 271D 315C 315B 315C 315B 103B 103A 610F 610C 406B S14 B02 262B 249C 262H B02 S14 249V 105B S11 409D 158A S11 409F 405J 120A 409H 282G 404C 405E 327B 628A 631C 145A 503D 282H 158C 146C 145B 332D 120G 120B 249M 408A 408B S11 406F 249G If service is required 249G Replace with 249M The opposite side of the 249M is NOT service part because doesn t have HARNESS CASE PARTS CAUTION Use the part nu...

Page 111: ...205D 150F 250J 150E 136C 264A 150F 150A 264A 264B 264B 205I CUSTOMCHILL PARTS CAUTION Use the part number to order part not the position number ...

Page 112: ...237C 132P 136A 133C 133C 132Q 134A 145G 145I 145C 145F 145M 145J 145H 136E 145K 205D 150C 150D 150B 136B FREEZER PARTS CAUTION Use the part number to order part not the position number ...

Page 113: ... 143A 141P 141R 141Q 141A 141P 141R 141Q 141A 141P 141R 141Q 141A 141D 154A 161C 151A 161A 161B 151B 161C 151C 146E 162A 162B 144A REFRIGERATOR PARTS CAUTION Use the part number to order part not the position number ...

Page 114: ...243C 243B 262C 619C 312B 619B 615A 624G 624C S05 405M 409I 250B S05 253E 250B S05 503A 203A 201A 206K B06 212D 206L B06 253A 250B 203B 250A 250B S05 249U 249F 406G 201B B06 206L B06 206K 212D S05 249N 249E 252C 205F 180A 205H 180A 503E 249J 249K 406G 503F 249I 249H DOOR PARTS CAUTION Use the part number to order part not the position number ...

Page 115: ...276A 276G 276F 405A 276B 276I 275A 278C 279A 278D 402E 402C 279L 501D 279K 279B 281A 279C 501A DISPENSER PARTS CAUTION Use the part number to order part not the position number ...

Page 116: ...616F 617A 616G 603C 623B 616J S04 627B S04 S04 627A 619A 603B 616G 623B 616J 603C VALVE WATER TUBE PARTS CAUTION Use the part number to order part not the position number ...

Page 117: ...630J 630J 612A 600A 606A 607A 611A 630E 630Q 630D 630H 630G 630C 630F 630B 630A ICE MAKER ICE BIN PARTS CAUTION Use the part number to order part not the position number ...

Page 118: ...SEP ...

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