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Maintenance
Run engine at one-third throttle, engage PTO
and raise off of seat (but do not get off of
machine) engine must initiate shutdown after
one second has elapsed if the handles are in. The
delay will be 1/2 second if the handles are out.
Run engine at one-third throttle, with brake
disengaged, move levers in and raise off seat (but
do not get off of machine) engine must initiate
shutdown after 1/2 second has elapsed.
Again, run engine at one-third throttle, brake
engaged, and move left motion control lever
in - engine must initiate shutdown after 1/2
second has elapsed.
Repeat again moving the right lever in, then
moving both levers in - engine must initiate
shutdown after 1/2 second has elapsed whether
operator is on seat or not.
Note: If machine does not pass any of these tests,
do not operate. Contact your authorized EXMARK
SERVICE DEALER.
Important: It is essential that operator safety
mechanisms be connected and in proper
operating condition prior to use for mowing.
Check Rollover Protections
Systems (Roll Bar) Knobs
Service Interval: Before each use or daily
Check that both the mounting hardware and the
knobs are in good working condition. Make sure the
knobs are fully engaged with the ROPS in the raised
position. The upper hoop of the roll bar may need
to be pushed forward or pulled rearward to get both
knobs fully engaged.
Figure 23
1. Engaged 2. Partially engaged — Do
Not operate with ROPS
in this condition.
Check Seat Belt
Service Interval: Before each use or daily
Visually inspect seat belt for wear, cuts, and proper
operation of retractor and buckle. Replace before
operating if damaged.
Check for Loose Hardware
Service Interval: Before each use or daily
1. Stop engine, wait for all moving parts to stop, and
remove key. Engage parking brake.
2. Visually inspect machine for any loose hardware
or any other possible problem. Tighten hardware
or correct the problem before operating.
Service Air Cleaner
Service Interval: Every 250 hours—Replace
the primary air cleaner
element — check
secondary air cleaner
element; replace if dirty.
(May need more often
under severe conditions.
See the Engine Owner's
Manual for additional
information.)
Every 500 hours—Replace
the secondary air cleaner
element (May need more
often under severe
conditions. See the
33