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Routine Maintenance
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Engine Air Intake Screen:
B
Air Filter:
A
Your Trimmer has been equipped with two air filters inside the housing . Accumulated debris and dust in the air filter will
reduce engine performance, increase fuel consumption and increases the risk of engine damage . Clean the air filters
every 5 hours of operation . It may be necessary to clean the air filter more often in dry conditions due to a large amount
of airborn debris .
NOTICE
It is critical that the engine air intake screen be cleaned of debris to maintain acceptable engine temperatures . It is
recommended that the screen be cleaned every time the trimmer string is replaced .
WARNING
Disconnect the spark plug before performing maintenance .
WARNING
1 . Before removing air filter cover, brush away any loose
dirt or debris on and around the pre-filter located in
the outer filter housing .
2 . Remove air filter by unscrewing the retaining fastener .
(Fig . 28)
3 . Remove and clean foam filter . (Fig . 30)
• Light surface dust can readily be removed by
tapping the filter .
• Heavy deposits should be washed out in soap
and water . Squeeze out any remaining water and
allow the filter to completely dry .
Never clean filter in gasoline or other flammable solvents .
4 . Add four drops of thin oil to the foam filter, squeeze
out excess and replace .
5 . Remove the paper air filter element . (Fig 31) Clean
filter by gently tapping it on a flat surface . If very dirty,
replace with a new filter .
6 . Reassemble the air filter element and air filter cover .
WARNING
Fig. 28
Fig. 30
Fig. 29
Fig. 31
1 . Stop the engine and disconnect the spark plug wire .
2 . Allow the unit to cool .
3 . Using a dry cloth or brush, remove debris from the
screen . The screen is located between the engine and
the fuel tank and is accessible on all sides .
4 . The front flexible shield can be deflected for access to
the front screen .
The engine and exhaust system may be hot and can cause skin burns . Allow engine to cool and use caution around
hot surfaces .
