LIFAN Power USA 173F-R Manual page 29

Oil bath type
1. Remove the 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 in clean engine oil until saturated. Squeeze excess oil,
or the engine will discharge smoke in starting stage.
4. Empty the air cleaner housing of oil. Clear away the dust in
side with non-flammable or high flash-point cleansing solvents,
and dry it up.
5. Fill the air cleaner housing with the specified engine oil up to
the standard oil level mark.
6. Reinstall the air cleaner
Oil capacity: 1.1L.
WASHING OF DEPOSIT CUP
Set the fuel cock at " OFF ", disconnect the deposit cup and
O-ring. Wash in non-flammable or high flash-point cleansing
solvents, and then try them up, at last, reinstall it. Set the fuel
cock to " ON "and check for leaks.
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