Interlock Switch Inspection; Start Switch; Charger Interlock Switch; High Pedal Disable (Hpd) - Taylor-Dunn RE-380-36 Service And Replacement Parts Manual

PM Schedule

INTERLOCK SWITCH INSPECTION

The interlock switches should disable vehicle operation when activated. Perform the following to confirm proper
operation. If any one test fails, then immediately remove the vehicle from service and refer repair to a qualified
technician.
All procedures shall be performed with the charger disconnected from its power source except for the procedure
testing the charger interlock. If using a portable charger, disconnect the charger cable from the vehicle.
If equipped with a battery disconnect switch, make sure it is in the run position before performing procedures.
WARNING
These procedures may result in unexpected vehicle movement.
• All procedures shall be performed in an area that allows for possible movement of the vehicle and room to
safely stop the vehicle if it moves.
• DO NOT allow any personnel to stand in front or behind the vehicle while performing these procedures.
Failure to follow the above instructions may result in severe personal injury and/or property damage.
DO NOT bypass, modify, or disable any interlock switch. Doing so could result in unexpected movement of the
vehicle causing severe bodily injury and/or property damage.

Start Switch

Sit in the approved operator position, turn the start switch
OFF and select a direction, then slowly press the throttle
pedal.
• The vehicle should not operate.
Release the pedal and place the direction control switch
in the center OFF position.
Turn the start switch ON, select a direction and slowly
press the throttle pedal.
• The vehicle should operate normally.

Charger Interlock Switch

Connect the charger to its power source. If using a
portable charger, connect the charger cable to the
vehicle.
Sit in the approved operator position, turn the start switch
ON, select a direction, and slowly press the throttle pedal.
• The vehicle should not operate.
Disconnect the charger and wait 1 minute.
Sit in the operator position, turn the start switch ON,
select a direction, and slowly press the throttle pedal.
• The vehicle should operate normally.

High Pedal Disable (HPD)

Sit in the approved operator position, turn the start
switch ON.
Press and hold the throttle pedal to the floor.
Select a direction:
• The vehicle should not move
Release the throttle pedal and press again.
• The vehicle should operate normally.
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Operator Presence Switch

Sit in the approved operator position, turn the start switch
ON, select a direction, and slowly press the throttle pedal.
• The vehicle should operate normally.
Release the throttle pedal, lift up off the driver seat and
again slowly press the pedal.
• The vehicle should not operate.

Brake Interlock Switch

Sit in the approved operator position, turn the start switch
ON, select a direction, and slowly press the throttle pedal.
• The vehicle should operate normally.
While operating at a slow speed; press the brake pedal
with your left foot.
• The motor control system should turn off and a
DTC should be displayed on the dash display.
RE-380-36 & RE-380-48
MR-380-05