Interlock Switch Inspection; Neutral Start Switch; Operator Presence Switch - Taylor-Dunn 2018 BIGFOOT G-1500 Operator's Manual

INTERLOCK SWITCH INSPECTION

The interlock switches should disable engine 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.
WARNING
These procedures may result in unexpected starting of the engine.
• 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.
• Engine may rotate and start during these procedures. Keep all body parts clear of
rotating parts
• Make sure all rotating parts are clear of any objects and free to rotate..
• 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 bodily 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.

Neutral Start Switch

The neutral start switch prevents engine starting unless the shift lever is in the Neutral position.
1. Firmly set the park brake.
2. Hold firm pressure on the service brake pedal.
3. Place the shift lever in all positions available and attempt to crank the engine.
• The engine should crank ONLY when in Neutral.

Operator Presence Switch

The operator presence switch prevents engine operation unless the driver is in the approved
operator position.
1. Firmly set the park brake.
2. Start the engine.
3. Make sure transmission is in Neutral.
4. Get off of the driver seat.
• The engine should shut off.
Page 38
Bigfoot G-1500 Operator Manual
MB-440-09