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25
SERVICE AND MAINTENANCE
2. Remove thumb screw (A). See Figure 31.
A
B
Figure 31
3. Pull up and remove air filter and base seal (B). See Figure 31.
4. Remove the foam pre-filter from around the paper air filter. See Figure
32. Replace paper element when dirty or damaged. Clean foam element or
replace when damaged.
Air Filter
Pre-Filter
Figure 32
5. To clean foam element, wash in a mild liquid detergent and water. Squeeze
or press the foam element to rinse out dirt and water. Do not twist; this
could damage or tear the foam element. Allow to dry thoroughly before
using. DO NOT oil the foam element.
Air Filter Service
Paper filters cannot be cleaned and should be replaced every 100 operating hours;
more often if used in extremely dusty conditions.
WARNING
Never use gasoline or low flash point solvents for cleaning the air filter
element. A fire or explosion could result.
CAUTION
Do not use pressurized air or solvents to clean the air cleaner
cartridge.
WARNING
If filters, or covers are not installed correctly serious injury or death
could result from backfire. Do not attempt to start the engine with them
removed.
IMPORTANT: Never run the engine without the air filter. Rapid engine wear will
result.
1. Unscrew the thumb screws and remove the air filter cover. See Figure 30.
Air Filter Cover
Thumb Screw
Figure 30
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