WD-16330FDN, WD-16340FD, WD-16345FD - LG Washing Machine Service Manual (repair manual). Page 23

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YES

YES

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MAIN PWB ASSEMBLY

MAIN PWB ASSEMBLY

1 2

220-240V

Replace the

S.PRESSURE SWITCH

ASSEMBLY

Replace the MAIN PWB
ASSEMBLY

Repair the DRAIN HOSE 

ASSEMBLY.

Remove foreign material.

Reconnect or repair the 

connector

Repair the DRAIN PUMP 

ASSEMBLY.

Repair the MAIN PWB 

ASSEMBLY.

When pressing Rinse Hold and Spin buttons at the
same time after draining, is  the water level frequency
252 or more?   When pressing Rinse Hold, Spin
buttons at the same time while wash, is the water
level frequency between 230 - 243 ?

Checking voltage between two pins as press the
POWER button is the voltage  220 - 240V~?

Is the drain hose twisted or frozen?

Is the impeller of the drain pump clogged?

Is the connector disconnected, disassembled?

Is the coil of the drain pump cut-off?

(resistance of coil is 90~160

)

When checking voltage between connectors

(

, 

) on spinning, is the voltage 220 - 240V~ 

as the figure?