(2)
Switches
Step
Does the input signal (NO) to the Controller/Mechani-
1
cal Control Board go from LOW to HIGH when the
switch is actuated?
(3)
Solenoids
Step
Does the output signal from the Controller/Mechani-
1
cal Control Board go from HIGH to LOW when the
solenoid is energized?
Check
Check
1
2
1
2
T-2
Result
Action
NO
Replace the switch.
Replace the Con-
YES
troller/Mechanical
Control Board.
NO
Not Use
COM
4025T523AB
Result
Action
Replace the Con-
NO
troller/Mechanical
Control Board.
Replace the sole-
YES
noid.
1
2
4025T522AA