8 Maintenance
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8.3 Air Filter Maintenance
Should be performed every 6 months or 100 hours. The air filter may need to be
cleaned more frequently when using in unusually wet or dusty areas.
1. Remove the screw and then remove the cover.
2. Remove the bolt and then remove the air filter case cover.
(Left image for P3000i-P3500i-P3500Io, right image for P7500i)
3. Remove the foam element.
4. Wash the foam element in solvent and dry it.
5. Oil the foam element and squeeze out excess oil. The foam element should
be wet but not dripping.
NOTE: Do not wring out the foam element when squeezing it. This could cause it
to tear.
6. Insert the foam element into the air filter case. Be sure the foam element
sealing surface matches the air filter so there is no air leak.
NOTE: The engine should never run without the foam element.
7. Install air filter case cover, cover, and screws.
8.4 Muffler Screen and Spark Arrestor Maintenance
Should be performed every 6 months or 100 hours. The air filter may need to be
cleaned more frequently when using in unusually wet or dusty areas.
1. Remove the screws and then remove the cover.
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