PROBLEM

CHECK POINT

 

CAUSE

 

 

 

SOLUTION

Does the water supply continue while the power is turned off?

NO

Does the water supply start as soon as you press the power switch?

NO

YES

YES

The water inlet valve is defective.

The triac of P.C.B is defective.

Change the water inlet valve.

Change the P.C.B ASS’Y.

WATER

SUPPLY IS

NOT STOPPED.

Operate the washer after setting the water level to “HIGH”

Does the water supply continue after the water reaches to the “HIGH” level?

YES

Is the air tube of water level switch kinked or deformed?

NO

Normal operation.

YES

 

 

 

 

Air tube is defective.

 

 

Change the air tube.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NO

Pressure switch is defec-

 

 

Change the pressure

tive.

 

 

switch.

 

 

 

 

 

 

 

 

 

 

CONCERNING WASHING

PROBLEM

THE PUL-

SATOR DOES

NOT ROTATE

EVEN IF THE

WATER IS

SUPPLED.

 

 

CHECK POINT

 

 

 

 

 

 

 

CAUSE

 

 

 

 

SOLUTION

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Does the motor operate after fin-

 

 

 

 

 

 

 

 

ishing water supply?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NO

 

YES

YES

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Does pulsator rotate in

 

The triac of P.C.B is

 

 

 

Change the P.C.B

 

 

only one direction?

 

 

 

 

 

defective.

 

 

 

ASS’Y.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NO

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Normal

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Does the motor make

 

 

 

 

 

 

 

 

 

 

 

 

 

operating sound?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

YES

 

NO

YES

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Is the

motor coil dis-

Motor is defective.

 

 

 

Change the motor.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

connected?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Is the connection condi-

 

NO

tion of capacitor termi-

 

 

 

 

nal good?

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

YES

 

NO

 

 

 

 

 

 

 

 

 

 

Is the V-belt worn out?

 

 

 

 

 

 

 

 

 

 

 

 

NO

 

 

 

 

Improper connection

V-belt is defective.

Connect the terminal properly.

Change the V-belt.

Change the motor.

24TROUBLE SHOOTING

Page 25
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Daewoo Auto Washer, DWF-176S service manual Concerning Washing, Water Supply is Not Stopped