Daewoo DWF-100B, Service Manual, Page: 11 / 25

21 TROUBLE SHOOTING 20 TROUBLE SHOOTING
PROBLEM
THE WASHER
DOES NOT
DRAIN.
CHECK POINT
Do you install the
drain hose proper-
ly?
Is the foreign matter
accumulated inside
the pump housig?
Is the output voltage of
the drain pump nor-
mal?
CAUSE SOLUTION
Install the drain hose
properly.
Remove the foreign mat-
ter from the pump hous-
ing
Change the Drain pump
Change the P.C.B ASS’Y.
Improper installation
Malfunction of drainage
by the foreign matter
Drain pump is defective
P.C.B ASS’Y is defective.
YES
NO
NO
NO
YES
YES
Concerning Draining PROBLEM
WATER SUP-
PLY IS NOT
STOPPED.
CHECK POINT
Does the water supply
continue while the power
is turned off?
Does the water supply start
as soon as you press the
power switch?
Operate the washer after
setting the water level to
“HIGH”
Does the water supply
continue after the water
reaches to the “HIGH”
level?
Is the air tube of water
level switch kinked or
deformed?
CAUSE SOLUTION
Change the water inlet
valve.
The water inlet valve is
defective.
The triac of P.C.B is
defective.
Change the P.C.B ASS’Y.
Normal operation.
Change the air tube. Air tube is defective.
Change the pressure
switch. Pressure switch is defec-
tive.
PROBLEM
THE PUL-
SATOR DOES
NOT ROTATE
EVEN IF THE
WATER IS
SUPPLED.
CHECK POINT
Does the motor operate after fin-
ishing water supply?
Does the motor make
operating sound?
Is the connection condi-
tion of capacitor termi-
nal good?
Does pulsator rotate in
only one direction?
Is the motor coil dis-
connected?
Is the V-belt worn out?
The triac of P.C.B is
defective.
Motor is defective.
Improper connection
V-belt is defective.
Change the P.C.B
ASS’Y.
Normal
Change the motor.
Connect the terminal
properly.
Change the V-belt.
Change the motor.
CAUSE SOLUTION
YES
YES
YES
NO
NO
YES
YES
NO
YES
YES
YES
NO
NO
NO
NO
NO
NO
NO
YES
Concerning Washing