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Checking the Interlock
System
Service Interval: Before each use or daily
CAUTION
If safety interlock switches are disconnected
or damaged, the machine could operate
unexpectedly, causing personal injury.
• Do not tamper with the interlock switches.
• Check the operation of the interlock
switches daily and replace any damaged
switches before operating the machine.
Important:
If your machine fails any of the
interlock switch checks, contact your authorized
Toro distributor.
Preparing the Machine
1.
Drive the machine slowly to an open area.
2.
Lower the cutting units, shut off the engine, and
engage the parking brake.
Checking the Traction Pedal
Start-Interlock
1.
Sit in the operator's seat.
2.
Engage the parking brake.
3.
Press the cutting unit drive switch to the
D
position.
ISENGAGE
4.
Press the traction pedal.
5.
Rotate the key to the S
Note:
The starter should not crank the engine
with the traction pedal pressed.
Checking the Cutting Unit Drive
Switch Start-Interlock
1.
Sit in the operator's seat.
2.
Engage the parking brake.
3.
Press the cutting unit drive switch to the E
position.
4.
Keep you foot off the traction pedal.
5.
Rotate the key to the S
Note:
The starter should not crank the engine
with the cutting unit drive switch to the E
position.
position.
TART
NGAGE
position.
TART
NGAGE
Checking the Parking Brake and
Seat Run-Interlock
1.
Sit in the operator's seat.
2.
Engage the parking brake.
3.
Press the cutting unit drive switch to the
D
position.
ISENGAGE
4.
Keep you foot off the traction pedal.
5.
Start the engine.
6.
Disengage the parking brake.
7.
Rise off the operator's seat.
Note:
The engine should shut off if you are out
of the operator's seat and the parking brake is
disengaged.
Checking the Parking Brake and
Traction Pedal Run-Interlock
1.
Sit in the operator's seat.
2.
Engage the parking brake.
3.
Press the cutting unit drive switch to the
D
position.
ISENGAGE
4.
Keep you foot off the traction pedal.
5.
Start the engine.
6.
Press the traction pedal.
Note:
The engine should shut off if the parking
brake is E
NGAGED
pressed.
Checking the Seat and Traction
Pedal Run-Interlock
1.
Sit in the operator's seat.
2.
Engage the parking brake.
3.
Press the cutting unit drive switch to the
D
position.
ISENGAGE
4.
Keep you foot off the traction pedal.
5.
Start the engine.
6.
Disengage the parking brake.
7.
Rise off the operator's seat.
8.
Press the traction pedal.
Note:
The engine should shut off in 1 second
if you are out of the operator's seat and press
the traction pedal.
31
and the traction pedal is
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