K&S BASIC KSB 22i S Owner's Manual page 10

CLEANING THE FILTER: CLEANING THE FILTER:
1. Open the clips on the top cover of the air filter.
Unscrew the bolts (1) and remove cover (2).
2. Remove the sponge filter element.
3. Remove all dirt inside the empty air filter
housing.
4. Clean the filter element thoroughly in warm soapy water.
5. Dry the sponge filter.
6. Soak a dry filter element in engine oil, then squeeze out excess oil.
Spark plug has to be intact, without soot deposits and to have a correct gap.
SPARK PLUG VERIFICATION: SPARK PLUG VERIFICATION:
1. Remove the cap from the spark plug.
2. Remove the spark plug by means of a corresponding spanner.
3. Examine the spark plug. If is is shattered – it is necessary to replace it.
A7RTC spark plug or CR7HSA (NGK) equivalent is recommended.
4. Measure the gap. It has to be within range 0.6-0.7 mm.
5. In case of repeated use, the spark plug has to be cleaned by means of a metal
brush. After that – set the correct gap.
The engine and damper will get very hot after the generator has been started. Do not touch the engine or damper
with any part of your body or clothing during inspection or repair until they have cooled down.
Remove the screws and then pull the protective cover towards you. Loosen the bolts and remove the cover, screen
and flame arrester of the damper. Descale the screen and flame arrester of the damper with a wire brush.Inspect
the screen and flame arrester of the damper. Replace them if they are damaged. Replace the flame arrester. Replace
the screen and cover of the damper. Replace the cover and tighten the screws.
IMPORTANT!
SPARK PLUGS TECHNICAL MAINTENANCE
DAMPER AND FLAME ARRESTER MAINTENANCE
Match the protrusion of the flame arrester to the hole in the
pipe damper.
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