Pre-Maintenance
Procedures
Preparing for Maintenance
1.
Move the machine to a level surface, shut off the
engine, and wait for all moving parts to stop.
2.
Disconnect the spark-plug wire from the spark
plug.
g356809
Figure 7
1.
Spark-plug wire
3.
After performing the maintenance procedure(s),
connect the spark-plug wire to the spark plug.
Important:
Before tipping the machine to
replace the blade, allow the fuel tank to run
dry through normal usage. If you must tip
the machine prior to running out of fuel, use
a hand fuel pump to remove the fuel.
Engine Maintenance
Servicing the Air Filter
Service Interval:
Before each use or daily—Check
the air filter.
Every 20 hours—Clean the air filter. (Clean
daily in extremely dusty conditions.)
Every 20 hours—Replace the air filter.
Yearly—Replace the air filter.
1.
Move the choke lever to the C
HOKE
position.
2.
Squeeze the latch tabs and rotate the air filter
cover off the machine.
g335328
Figure 8
1.
Air filter cover
3.
Filter-reinforcement plate
2.
Foam filter element
4.
Latch tab (2)
3.
Remove and inspect the foam filter element.
Important:
Replace the foam element if it
is torn or worn.
4.
Wash the foam element in liquid soap and
warm water. When the element is clean, rinse
it thoroughly.
Important:
Do not twist the foam element
while cleaning it.
5.
Dry the element by squeezing it in a clean cloth.
6.
Dip the foam element in clean engine oil (30 or
40 weight), then squeeze out the excess oil.
7.
Install the filter over the filter-reinforcement
plate. Press the foam filter evenly over the plate
to ensure it is fully seated into its sealed position.
8.
Install the air filter cover. Ensure that it snaps
into place and is secured by the latch tabs.
15
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