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Run the engine at half throttle and pull up on the PTO engagement switch.
The PTO must not engage.
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.
4.1.5 Check for loose hardware
.
Service Interval: Daily
a) Stop engine, wait for all moving parts to stop, and remove key. Engage
parking brake.
b) Visually inspect machine for any loose hardware or any other possible
problem. Tighten hardware or correct the problem before operating.
4.1.6 Service air cleaner
.
Service Interval: 50 hrs.
More often under severe conditions.
See Engine manual for additional information.
a) Stop engine, wait for all moving parts to stop, and remove key. Engage
parking brake.
b) Tilt seat forward and raise hood to gain access to the air cleaner.
For 27 HP Kohler Units:
c) Loosen retaining clips and remove air cleaner compartment cover.
d) Remove paper element. Check the condition of the paper element.
Replace if dirty, bent or damaged.
e) Check the condition of the inner element. Replace whenever it appears dirty,
typically every other time the paper element is replaced. Clean the base
around the inner element before removing, so dirt does not get into the engine.
f) DO NOT wash or use pressurized air to clean paper element or inner element.
g) Reinstall elements. Position the cover so that the rubber dust ejector is
pointing downward and secure with retaining clips.
For 20 HP and 23 HP Kohler Units:
h) Remove foam pre-cleaner element and wash in warm water with detergent.
Rinse until all traces of detergent are eliminated and squeeze out excess
water (DO NOT wring). Air dry. Saturate with engine oil and squeeze out
excess oil.
i) Check paper element. DO NOT wash or use pressurized air to clean paper
element. Replace if dirty, bent or damaged.
j) Reinstall foam pre-cleaner to paper element, then reinstall paper element
and cover.
4.1.7 Change engine oil
:
Service Interval: 100 hrs.
NOTE: Change oil and filter after first five (5) hrs. of operation.
a) Stop engine, wait for all moving parts to stop, and remove key. Engage
parking brake.
b) Tilt seat forward and raise hood to gain access to the engine area.
c) Drain oil while engine is warm from operation.
d) Fit hose in literature pack over oil drain valve. Rotate the valve 1/4
counterclockwise and gently pull outward to open the valve. Allow the oil to