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Engine Maintenance
Engine Safety
•
Keep your hands, feet, face, other body parts,
and clothing away from the muffler and other hot
surfaces. Allow engine components to cool before
performing maintenance.
•
Do not change the engine governor speed or
overspeed the engine.
Servicing the Air Cleaner
Service Interval: Every 25 hours—Clean the
air-cleaner foam element (more
often in dusty, dirty conditions).
Every 100 hours—Replace the air-cleaner foam
element (more often in dusty, dirty conditions).
Note:
Service the air cleaner more frequently (every
few hours) if operating conditions are extremely dusty
or sandy.
Removing the Foam and Paper
Elements
1.
Park the machine on a level surface, disengage
the blade-control switch, and move the
motion-control levers outward to the P
position.
2.
Shut off the engine, remove the key, and wait
for all moving parts to stop before leaving the
operating position.
3.
Clean around the air-cleaner cover to prevent
dirt from getting into the engine and causing
damage.
4.
Rotate the latches outward and remove the
cover to access the air-cleaner elements.
Figure 31
1. Latch
2. Engine
ARK
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3. Air-cleaner elements
4. Air-cleaner base
5.
Separate the foam and paper elements
32).
1. Paper element
Servicing the Foam Element
1.
Wash the foam element in liquid soap and
warm water. When the element is clean, rinse
it thoroughly.
2.
Dry the element by squeezing it in a clean cloth.
Important:
Replace the foam element if it
is torn or worn.
3.
Lightly oil the foam element using new engine oil
and squeeze out any excess oil.
30
Figure 32
2. Foam element
(Figure
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