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Side-discharge mower decks only
1. Bolt
2. Roller shaft
5.
Install the fasteners as illustrated in
through
Figure
51.
Using the Safety-Interlock
System
CAUTION
If the 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.
Understanding the
Safety-Interlock System
The safety-interlock system is designed to prevent the
engine from starting unless:
•
You are sitting on the seat or the parking brake
is engaged.
•
The power take-off (PTO) is disengaged.
•
The motion-control levers are in the
N
-
position
EUTRAL
LOCKED
•
The engine temperature is below the maximum
operating temperature.
The safety-interlock system also is designed to stop
the engine when the traction controls are moved from
Figure 51
3. Under-deck roller (2)
4. Bracket
Figure 47
the N
-
EUTRAL
LOCKED
engaged. If you rise from the seat when the PTO is
engaged, there is a 1-second delay before the engine
stops.
Testing the Safety-Interlock
System
Service Interval: Before each use or daily
Test the safety-interlock system before you use the
machine each time. If the safety system does not
operate as described below, have an Authorized
Service Dealer repair the safety system immediately.
1.
Sit on the seat, engage the parking brake, move
g004924
the PTO to On, and try starting the engine.
Note:
The engine should not crank.
2.
Sit on the seat, engage the parking brake, move
the PTO to Off, move either motion-control lever
out of the N
starting the engine.
Note:
The engine should not crank. Repeat for
the other control lever.
3.
Sit on the seat, engage the parking brake, move
the PTO switch to Off, move the motion-control
levers to the N
the engine. While the engine is running, release
the parking brake, engage the PTO and rise
slightly from the seat.
Note:
The engine should stop within 2 seconds.
4.
Without an operator on the seat, engage the
parking brake, move the PTO switch to Off, move
the motion-control levers to the N
position, and start the engine. While the engine
is running, center either motion-control lever.
Note:
The engine should stop within 2 seconds.
Repeat for the other motion-control lever.
5.
Without an operator on the seat, disengage
the parking brake, move the PTO switch to
Off, move the motion-control levers to the
N
EUTRAL
engine.
Note:
The engine should not crank.
40
position with the parking brake
-
position, and try
EUTRAL
LOCKED
-
position, and start
EUTRAL
LOCKED
-
position, and try starting the
LOCKED
-
EUTRAL
LOCKED
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