Service manual

52
Drive motor does not turn.
Note: Always check wiring to the
components.
NOTE: If the drive motor windings check open or shorted check the fuse on the speed control board.
If the fuse is open, check the motor before replacing the speed control board.
Note: The control board is the board in the console. The speed control board is the board in the
right rear corner.
6 PIN
PLUG
10 PIN
PLUG
Drive motor does
not turn. Display
may show F 04.
120 VAC.
Defective
motor.
Defective
control board.
Remove electrical power.
Disconnect the six pin plug
from the speed control board.
In the plug check the resis-
tance between pins 1 & 2, 2 &
3, and 1 & 3.
One or more of the reading
shows open or shorted.
2.6 Ohms.
Reconnect electrical power. Start
the control in the Heavy Wash Cycle.
Measure the voltage between pins 5 &
6 of the six pin plug.
Defective control
board.
Disconnect the ten pin plug
from the speed control board. Measure
the voltage drop between pin 6 of the six pin
plug & pins 1, 2 ,6, 9, & 10 of
the ten pin plug.
If between pin 6 to pins 2, 6,
and 10 reads 120 VAC and
between pin 5 to pins 1 & 9
read less than 50 VAC.
Defective speed
control board.
If any other reading besides
120 VAC between pin 6 to
pins 2, 6, and 10 reads and
less than 50 between pin 5 to
pins 1 & 9.
0.