Concerning Operating - Daewoo DWF-204AY Service Manual

Concerning Operating

PROBLEM
THE
INDICATOR
LAMPS(L.E.D)
DO NOT LIGHT
UP WHEN THE
POWER
BUTTON IS
PRESSED.
PROGRESS
LAMPS(LED)
DO NOT LIGHT
UP.
MOTOR
ROTATES
WHEN
START/HOLD
BUTTON IS
NOT
PRESSED.
ABNORMAL
NOISE
DURING WASH
PROCESS.
26 TROUBLE SHOOTING
CHECK POINT
Is the plug connected
to electric outlet?
YES
Is Fuse opened?
NO
NO
Is the condition of
power button good?
YES
NO
Is the connector of the
P.C.B. ASS'Y
connected properly?
YES
NO
Is input voltage of the
transformer normal?
YES
Do you press
START/HOLD button?
YES
Check the output voltage
of P.C.B ASS'Y
YES
Is the strange noise
generated when the
pulsator rotates in TEST
MODE of P.C.B ASS'Y?
NO
YES
Is the V-belt worn out?
CAUSE
NO
YES
Power button is defective
Improper connection of
the connector.
Transformer is defective
P.C.B. ASS'Y is
defective.
NO
P.C.B ASS'Y is
defective.
Abnormal
P.C.B ASS'Y is defective
There is foreign matter
between pulsator and
tub.
V-belt is defective.
SOLUTION
Connect the plug.
Change Fuse
Change P.C.B ASS'Y.
Connect the connector
properly.
Change Transformer
Change P.C.B ASS'Y.
Press START/HOLD
button.
Replace P.C.B ASS'Y.
Change P.C.B ASS'Y.
Remove the foreign
matter.
Change the V-belt.