Taylor-Dunn E-455, Service And Replacement Parts Manual

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PM Schedule
Page 20
E-455
ME-455-04
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.
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.
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.
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.
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.
WARNING