Whirlpool WWA-780 - Circuit Diagram; Trouble Shooting; Power Source Troubleshooting

WWA-780
CIRCUIT DIAGRAM
Br Y
RLB
V Bl
W Gr
B
P. S
FUSE
5 A
LB
Br
MOTOR
LB
SWI TCH
PRESSURE
TUB
SWI TCH
PRINTED CIRCUI T BOARD
CAPACI TOR
P
Y
R
2P W2P Bl2P O
1P P
2P Br
2P R
SWI TCH
LI D
2P B
B B
B
W. V
LB
WATER
VALVE
T. M
MOTOR
TORQUE
LB
TROUBLE SHOOTING
a. Power Source
Yes
No
COLOR SYMBOL
Gr
Bl
G
B
LB
Br
O
P
R
W
Y
V
GRAY
BLUE
GREEN
BLACK
LIGHT BLUE
BROWN
ORANGE
PINK
RED
WHITE
YELLOW
VIOLET
TROUBLE INSPECTION CAUSES REMEDY
Any indications
and beep do not
work when
power switch is
on and the start
button is pressed
INSPECTION
Is fuse blown? Deterioration of fuse.
Replace.
Poor connect of
connectors
Control circuit board is
defective
Motor is defective.
Capacitor is defective.
Repair or replace.
Replace.
Replace.
Replace.