Checking the Interlock Switches (continued)
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 and engage the parking brake.
2. Press the PTO switch to the D
ISENGAGE position.
3. Press the traction pedal and rotate the key to the S
TART position.
Note: The engine should not start with the traction pedal pressed.
Checking the PTO-Start Interlock
1. Sit in the operator’s seat.
2. Press the PTO switch to the E
NGAGE position.
3. Rotate the key to the S
TART position.
Note: The engine should not start with the PTO switch in the ENGAGE position.
Checking the PTO-Run Interlock
1. Sit in the operator’s seat and press the PTO switch to the DISENGAGE position.
2. Start the engine and rise from the seat.
3. Press the PTO switch to the E
NGAGE position.
Note: The PTO should not run when you are out of the operator’s seat.
Checking the Parking Brake and Traction Pedal Run-
Interlock
1. Sit in the operator’s seat and engage the parking brake.
2. Press the PTO switch to the D
ISENGAGE position.
3. Start the engine.
4. Press the traction pedal.
Note: The engine should shut off when the parking brake is engaged and the traction
pedal is pressed.
Operation: Before Operation Page 5–4 3466-702 A
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