Taylor-Dunn SS-025-34 Operation, Maintenance, And Replacement Parts Manual page 112

Curtis PMC Troubleshooting
Set the test light voltage to the same voltage as the battery
volts.
Connect the test light across the Normally Open contacts of
the Forward solenoid. Refer to your vehicles wiring diagram
to identify the position of the forward solenoid.
Close all interlock switches, turn the Key Switch ON,
and place the F&R Switch in forward.
Depress the accelerator pedal fully.
•
If the light comes on then the Forward solenoid has
failed. Stop trouble shooting here and repair the
problem. When the repair is completed, completely
retest the vehicle before lowering the drive wheels
to the ground.
Set the test light voltage to the same voltage as the battery
volts.
Connect the test light across the Normally Closed contacts of
the Reverse solenoid. Refer to your vehicles wiring diagram
to identify the position of the Reverse solenoid.
Close all interlock switches, turn the Key Switch ON,
and place the F&R Switch in Forward.
Depress the accelerator pedal fully.
•
If the light comes on then the Reverse solenoid has
failed. Stop trouble shooting here and repair the
problem. When the repair is completed, completely
retest the vehicle before lowering the drive wheels to
the ground.
Stop, do not continue. If you reached this point without a solution, then you may have an
unanticipated problem or have made an error during testing. It is important to review the
trouble shooting steps that have led to this point. The tests may need to be repeated.
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