Rev. E
Groundsmaster 3500--DPage 5 -- 8Electrical System (Rev. D)
Check Operation of Interlock Switches
CAUTION
The interlock switches are for the operator’s
protection; do not disconnect them. Check the
operation of the interlock switches daily for
proper operation. Replace any malfunctioning
switches before operating the machine.
NOTE: The machine is equipped with an interlock
switch on the parking brake. The engine will stop if the
traction pedal is depressed with the parking brake en-
gaged.
1. Make sure all bystanders are away from the area of
operation. Keep hands and feet away from rotary decks.
2. With operator on the seat, the engine must not start
with either the cutting unit drive switch in the ENGAGE
position or the traction pedal engaged. Correct problem
if not operating properly.
3. With operator on the seat, the traction pedal in neu-
tral, the parking brake off, and the cutting unit drive
switch in the DISENGAGE position, the engine should
start. Lift off the seat and slowly depress traction pedal,
the engine should stop in one to three seconds. Correct
problem if not operating properly.
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