DOWNLOAD LG 8144 / BJ Service Manual ↓ Size: 4.05 MB | Pages: 36 in PDF or view online for FREE

NO

YES

YES

YES

NO

NO

NO

YES

(1)

Check the S.PRESSURE SWITCH
ASSEMBLY or HOSE (Pressure). 
If the problem is on the
S.PRESSURE SWITCH
ASSEMBLY or the HOSE, replace
the S.PRESSURE SWITCH
ASSEMBLY or the HOSE.

Normal

Correct the connector.

Replace the STATOR
ASSEMBLY

Check on the spinning, is the frequency of the
water level 248 or more. The frequency can be 
checked by pressing the Rinse and Medic Rinse
buttons at the same time on the program.

When pressing Rinse, Medic Rinse and POWER
buttons at the same time after power off, press the
Start/Pause button 1 times, is the drum low speed
spin?

Is it disconnected, or disassembled?
[Red:3pin(1), GY:4pin(2)]

Check the motor connector, is the resistance of

the terminal same as the figure?

Resistance of terminal: 

①

①~

~②

② / ②

②~

~③

③ / ③

③~

~①

① : About 5Ω

Ω~15Ω

Ω

Replace the MAIN PWB ASSEMBLY

①

① ②

② ③

③

Does the spring of Latch Hook actuate?

Is there clicking sound once or twice when the
START/ PAUSE button is pressed to start the cycle?

Is DOOR SWITCH ASSEMBLY broken?

Replace Door Assembly.

Check the DOOR SWITCH
ASSEMBLY Connector and
MAIN PWB ASSEMBLY
[Black(1), Brown/Yellow(2)].

Replace the DOOR
SWITCH ASSEMBLY.

9. DISASSEMBLY INSTRUCTIONS

Disassemble and repair the parts after pulling out power cord from the outlet.

① Unscrew the screws on the top plate.

② The plate assembly(Top) is pulled back and

then upward to arrow direction. 

③ The cover(Inner) is disassembled.

①

Pull out the drawer and unscrew 2 screws.

②

Lift the side the Control Panel Assembly and pull it out 

①

Two screws is unscrewed.

②

Push out PANEL ASSEMBLY,CONTROL after Push
the hook(

①, ②

) below.

① The PWB assembly(Display) is disconnected.

② When 7 screws are unscrewed on the PWB

insulator and the PWB assembly(Display) is
disassembled from the PWB insulator.

PLATE ASSEMBLY(TOP)

PWB ASSEMBLY
(DISPLAY)

DRAWER PANEL ASSEMBLY

1

3

2

PANEL ASSEMBLY, CONTROL

① The back cover is removed.

② One screw is unscrewed.

③ Pull the PWB assembly(Main) to arrow

direction

④ Two screws is unscrewed.

⑤ The cover of PWB assembly(Main) is

removed.

⑥ Disconnect connector from the wiring.

① The plate assembly(Top) are disassembled.

② Pull the drawer to arrow direction.

③ Two screws are unscrewed.

① The hose clamps and the hose are

disassembled. 

② The ventilation bellows are disassembled on

the tub.

Dispenser assembly

❋ Option

DRAWER

① Disconnect the wiring connector.

② Remove the valve by two screws of the valve

holder.

When reconnecting the connector

3

2

4

1

VALVE 

(STEAM)

VIOLET/BLACK-BLACK

VALVE 

(PRE-WASH)

WHITE/BLACK-BLACK

VALVE 

(NORMAL-WASH) GRAY/BLACK

VALVE 

(HOT)

BLACK/WHITE

① Open the door completely.

② Remove the two screws from the hinge.

※ When removing the Door Assembly, it is

necessary to hold the Bracket that is inner of
the Cabinet Cover.

Pull it out from hose.

※ First, prepare a bucket to put in the remained

water.

 CAP 

(REMAINING HOSE)