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When engine is drained of all oil, replace drain plug
securely_
e Refill with fresh oil Above 32°, use oil labeled SAE
30 or 10W30 Below 32 °, use oil labeled 5W20
Capacity is approximately 1-1/4 pints Refer to
"Gas and Oil Fill-Up" on page 8
e Replace dipstick.
AIR CLEANER
The air cleaner prevents damaging dirt, dust, etc,
from entering the carburetor and being forced into the
engine and is important to engine life and per-
formance
Never run your engine without air cleaner com-
pletely assembled,
To Service Air Cleaner:
Clean cartridge at three month intervals or every 25
hours, whichever occurs first, See figure 15 Service
more often under dusty conditions.
e Loosen screws and tilt cover as illustrated
e Carefully remove pre-cleaner and cartridge
e Clean cartridge by tapping gently on a flat surface
If very dirty, replace cartridge and pre-cleaner or
clean as follows:
Wash in a low or non-sudsing detergent and warm
water solution CAUTION: Do not use petroleum
solvents such as kerosene to clean cartridge
Rinse thoroughly with flowing water from inside out
until water is clear
Allow cartridge to stand and air dry thoroughly
before using DO NOT OIL CARTRIDGE OR PRE-
CLEANER DO NOT USE PRESSURIZED AIR TO
CLEAN OR DRY CARTRIDGE,
e Install cartridge and pre-cleaner Then close cover
and fasten screws securely
;crew
water is not recommended as water could contami-
nate the fuel system,
Yearly or every 25 hours, whichever occurs first.
remove the blower housing and clean the areas
shown in figure 16 to avoid overspeeding, overheating
and engine damage Clean more often if necessary
WARNING: PERIODICALLY CLEAN
MUFFLER AREA TO REMOVE ALL
GRASS, DIRT AND COMBUSTIBLE
DEBR S.
Clean Out
Chaff and Dirt
FIGURE 16.
SPARK PLUG
The spark plug should be cleaned and the gap reset
to 030" at least once a season or every 50 hours of
operation See figure 17 Spark plug replacement is
recommended at the start of each season, Refer to
engine parts list for correct spark plug type
NOTE: Do not sandblast spark plug Spark plug
should be cleaned by scraping or wire brushing and
washing with a commercial solvent
.030" Feeler Gauge
\
Spark Plug
FIGURE '17.
ge
Base
FIGURE 15.
CLEAN ENGINE
Clean engine periodically Remove dirt and debris
with a cloth or brush Cleaning with a forceful spray of
11
MUFFLER
Do not operate the chipper-shredder without a muffler
or tamper with the exhaust system. Damaged mufflers
or spark arresters could create a fire hazard Inspect
periodically, 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
CLEANING
® The chipper-shredder may be cleaned by running
water from a hose through the hopper assembly
and chipper chute with the engine running Allow
the chipper-shredder to dry thoroughly
® Wash the bag periodically with water Allow to dry
thoroughly in the shade Do not use heat