The air cleanerpreventsdamaging dirt, dust,etc.,
fromentering the carburetor andbeingforcedintothe
engine and is important to engine life and per-
Never run your engine without air cleaner com-
To Service Air' Cleaner:
Service pre-cleaner after every 25 hours of use, or at
least once a season.
hours of use, or at least once a season. Service pre-
cleaner and cartridge more often under dusty condi-
e Remove wing nut and cover
To service foam pre-cleaner:
by sliding it off the cartridge
Wash in liquid deter-
gent and water.
dry in a clean cloth
in a clean,
cloth to remove all excess oil If pre-
cleaner is very dirty, replace it..
To service cartridge:
Remove cartridge by remov-
ing wing nut and lifting off cup and cartridge
gently on a flat surface.
If very dirty,
replace.. Do not oil cartridge
NOTE: Do not use petroleum solvents leg. kerosene)
air to clean cartridge
They will cause
cartridge to deteriorate.
Reinstall cartridge, cup, pre-cleaner and cover'.
Fasten wing nuts securely.
Clean engine periodically_
Remove dirt and debhs
with a cloth or brush. Cleaning with a forceful spray of
water is not recommended as water could contami-
nate the fuel system
or every 25 hours,
remove the blower
shown in figure 17 to avoid overspeeding,
and engine damage. Clean more often if necessary.
DIRT AND COMBUSTIBLE
may be cleaned by running
water from a hose through the hopper assembly
and chipper chute with the engine running. Allow
to dry thoroughly.
e Wash the bag periodically with water. Allow to dry
thoroughly in the shade. Do not use heat.
The spark plug should be cleaned and the gap reset
to .030" at least once a season or' every 50 hours of
See figure 18. Spark plug replacement
at the start of each season.
engine parts list for correct spark plug type.
Do not sandblast
should be cleaned by scraping or wire brushing and
washing with a commercial solvent..
.030" Feeler Gau
Your engine is equipped with a replaceable in-line fuel
filter. Replace the fuel filter every season. See figure
16 Refer to engine parts list for' correct replacement
Do not operate the chipper-shredder
without a muffler
or tamper' with the exhaust system
or spark arresters could create a fire hazard. Inspect
and replace if necessary.
If your engine
is equipped with a spark arrester screen assembly,
remove every 50 hours for cleaning and inspection.
Replace if damaged.