Service manual

TROUBLE SHOOTING GUIDE
25
NO
NO
NO
PROBLEM
THE INDICA-
TOR
LAMPS(L.E.D)
DO NOT LIGHT
UP WHEN THE
POWER BUT-
TON IS
PRESSED.
PROGRESS
LAMPS(LED)
DO NOT LIGHT
UP.
MOTOR
ROTATES
WHEN
START/HOLD
BUTTON IS
NOT
PRESSED.
ABNORMAL
NOISE DUR-
ING WASH
PROCESS.
CHECK POINT
Is the plug connected
to electric outlet?
Is the condition of
power button good?
Is the connector of the
P.C.B. ASS’Y con-
nected properly?
Is input voltage of the
transformer normal?
Do you press
START/HOLD button?
Check the output voltage
of P.C.B ASS’Y
Is the strange noise gen-
erated when the pulsator
rotates in TEST MODE
of P.C.B ASS’Y?
Is the V-belt worn out?
CAUSE SOLUTION
Connect the plug.
Change P.C.B ASS’Y.
Change fuse.
Connect the connector
properly.
Change Transformer.
Change P.C.B ASS’Y.
Press START/HOLD but-
ton.
Replace P.C.B ASS’Y.
Change P.C.B ASS’Y.
Remove the foreign mat-
ter.
Change the V-belt.
Power button is defective
Improper connection of
the connector.
Transformer is defective.
P.C.B. ASS’Y is defec-
tive.
P.C.B ASS’Y is defec-
tive.
P.C.B ASS’Y is defective
There is foreign matter
between pulsator and
tub.
V-belt is defective.
NO
YES
YES
YES
YES
YES
NO
YES
YES
Abnormal
YES
NO
NO
Is Fuse opened?
Concerning Operating