LG LMXC23796D User manual

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MODEL : LMXC23796DCOLOR : BLACK STAINLESS(D)
LMXC23796S STAINLESS(S)

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SAFETY PRECATUTIONSS.................................................................................................................................................... 2
1. SPECIFICATIONS ............................................................................................................................................................... 3
2. PARTS IDENTIFICATION.................................................................................................................................................... 4
3. DISASSEMBLY.............................................................................................................................................................. 5-31
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
HOW TO REMOVE AND REINSTALL THE HOMEBAR .................................................................................................... 26
CASE ASSEMBLY, HOME BAR ....................................................................................................................................... 26
DOOR BASKET OF HOME BAR ...................................................................................................................................... 26
HOW TO REMOVE AND REINSTALL THE HOMEBAR DOOR ........................................................................................ 27
HOW TO REMOVE AND REINSTALL THE DOOR FOAM ASSEMBLY, REFRIGERATOR ............................................... 28
HOW TO REMOVE FRAME DOOR SWITCH OF DOOR FOAM ....................................................................................... 29
HOW TO REMOVE AND REINSTALL THE COVER ASSEMBLY,PCB .............................................................................. 30
HOW TO REMOVE AND REINSTALL THE Case Assembly,Lamp .................................................................................. 31
4. ADJUSTMENT................................................................................................................................................................... 32
COMPRESSOR .................................................................................................................................................................. 32
5. CIRCUIT DIAGRAM........................................................................................................................................................... 33
6. TROUBLESHOOTING.................................................................................................................................................. 34-35
7. PCB PICTURE .............................................................................................................................................................. 36-37
8. TROUBLESHOOTING WITH ERROR DISPLAY ......................................................................................................... 38-83
9. REFERENCE ................................................................................................................................................................ 84-87
10. COMPONENT TESTING INFORMATION .................................................................................................................. 88-97
11. COMPRESSOR TROUBLESHOOTING................................................................................................................... 98-110
12. ICEMAKER OPERATIONG METHOD AND TROUBLE SHOOTING .................................................................... 111-114
13. DESCRIPTION OF FUNCTION & CIRCUIT OF MICOM......................................................................................... 115-111
14. EXPLODED VIEW & REPLACEMENT PARTS LIST.................................................................................................... 119

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1. SPECIFICATIONS
1-1 LMXC23796*
DOOR DESIGN
DIMENSIONS (inches)
NET WEIGHT (pounds)
COOLING SYSTEM
TEMPERATURE CONTROL
DEFROSTING SYSTEM
DOOR FINISH
HANDLE TYPE
INNER CASE
INSULATION
ITEMS
Side Rounded
35 3/4 X 32 1/8 X 70 1/4 (W X D X H)22.5 cu.ft.
168kg(371 lb)
Fan Cooling
Micom Control
Full Automatic
Heater Defrost
Stainless
Bar
ABS Resin
Polyurethane Foam
SPECIFICATIONS
22.5 cu.ft.
VEGETABLE 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
Width (door open 90 deg. w/o handle)
Width (door open 90 deg. w/ handle)
A
B
C
D
E
F
G
H
I
32 1/8 in
29 5/8 in
24 3/4 in
44 in
68 7/8 in
70 1/4 in
35 3/4 in
40 in
45 in
Description LMXC23796*

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2. PARTS IDENTIFICATION
Door-In-Door Case
A convenient storage area for
frequently-used items that require
easy access.
Adjustable Refrigerator Shelf
The shelves in your refrigerator are
adjustable to meet your individual
storage needs.
Pullout Drawer
Used for extra storage
within the freezer
compartment.
EasyReach™
You can store small items,
or defrost an item.
Indoor Ice Bin
Ice cubes are
automatically produced.
Crisper
Helps vegetables and
fruits to stay crisp.
CustomChill™ Drawer
Variable temperature storage
that can be set either colder or
warmer than the refrigerator.
The CustomChill™ drawer
is not intended for long-term
frozen storage.
Durabase® and Durabase® Divider
The Durabase is a storage space
recommended for the preservation of large
food items. The Durabase Divider is used
to organize the Durabase area into sections.
It can be adjusted from side to side to
accommodate items of different sizes.
LED interior lamps
The interior lamps light up
the inside of the refrigerator.

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3. DISASSEMBLY
3-1 REMOVING AND REPLACING REFRIGERATOR DOORS
●
Removing Refrigerator Door
CAUTION: Before you begin, unplug the refrigerator. Remove food and bins from doors.
●Left Door -FIG. 2
1. Disconnect water supply tube by pushing back on the disconnect ring (3).-FIG. 1
2. Open door. Loosen top hinge cover screw (1).
Use flat tip screwdriver to pry back hooks on front underside of cover (2). Lift up cover.
3. Disconnect door switch wire harness and remove the cover.
4. Pull out the tube.
5. Disconnect all 3 wiring harnesses (4). Remove the grounding screw (5).
6. Rotate hinge lever (6) counterclockwise. Lift top hinge (7) free of hinge lever latch (8).
7. Lift door from middle hinge pin and remove door.
8. Place the door with the insides facing up, on a not scratch surface.
CAUTION: When lifting hinge free from the latch, be careful that door does not fall forward.
●Right Door -FIG. 3
1. Open the door, Loosen top hinge cover screw (1). Lift up cover (2).
2. Disconnect door switch wire harness (3)
3. Remove the grounding screw (4)
4. Rotate hinge lever (5) clockwise. Lift top hinge (6) free of hinge lever latch (7).
5. Lift door from middle hinge pin and remove door.
5. Place the door with the insides facing up, on a not scratch surface.
CAUTION: When lifting hinge free from the latch, be careful that the door does not fall forward.
Correct Incorrect
(1)
(2)
(3)
(6)
(7) (8)
(4)
(5)
(2)
(5) (6)
(7)
(1)
(3) (4)
Figure 2 Figure 3
Figure 1
1) Insert the tube until you can see only one of
the lines printed on the tube.
2) After inserting, pull the tube to ascertain that
it is secure.
3) Assemble clip.

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3-8 DISPENSER
3-9 DISPLAY PCB
3-10 CustomChill DISPLAY
1) Pull out the drain 2) Holding the inner side of
the dispenser pull
forward to remove.
As shown below, remove the Display PCB fixing screws.
CAUTION: When replacing the dispenser cover make
sure the lead wire does NOT come off and the water line
is not pinched by the dispenser.
Display PCB
3) Remove the lead wire.

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①② ③
→ →

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①② ③
→ →

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Remove the screws on both the left and
right rails.
Grasp the drawer on each side and pull it up
to separate it from the rails.
With both hands, hold each rail and push it in
to allow 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 1into 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

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Loosen a screw
6.

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11.