LIFAN Power USA 173F-R Manual page 28

a) Foam filter element: clean with home detergents and warm water (or non-flammable or high flash-point
cleansing solvents ) and dry up, then soak in clean engine oil until saturated. Squeeze out excess oil,
otherwise, the engine will discharge smoke in starting stage.
b) Paper filter element: knock the core against a solid plane to got rid of accumulated dust or blow out dust
from inside to outside with high-pressure air flow (not more than 30psi). Never clean with a brush, as
brushing may force the dust into the core fiber. If the core is extremely filthy, replace with a new one.
2. Clean the dust-collecting hood: screw off the three special semi-round screw and remove the hood, wash
parts with water and then dry up. Reinstall the hood.
CAUTION:
●
When reinstalling the dust collecting core air cleaner, make sure to embed the fin on the pre-air
cleaner hood in the dent in the dust- collecting hood.
●
Install the air guide in correct order.
Single-core type
1. Remove the wing nut and air cleaner housing, and take out the filter element.
2. Clean with home detergents (or high flash-point cleansing solvents) and warm water, and dry up.
3. Soak n clean engine oil until saturated; squeeze oil, or the engine will exhaust smoke in starting stage.
4. Reinstall the filter element and air cleaner housing.
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