Replace Spark Plug; Replace Fuel Filter; Check Muffler Mounting Screws - Craftsman 358.794550 Instruction Manual

REPLACE SPARK PLUG
Repiace spark pIug each year to en-
sure the engine starts easier and runs
better. Set spark plug gap at 0.025
inch. Ignition timing is fixed, nonadjust-
able.
1. Twist, then putt off spark plug boot.
2. Remove spark plug from cylinder
and discard.
3. Replace with Champion CJ-6Y
spark plug and tighten securely
with a 3/4 inch socket wrench.
4. Reinstall the spark plug boot.
REPLACE FUEL FILTER
To replace fuet fitter, drain unit by run-
ning it dry of fuel, then remove fuel
cap/retainer assembly from tank. Pull
filter from tank and remove it from the
fuel line. Install new fuel filter on fueI
tine; reinstall parts.
Fuel Filter
CHECK MUFFLER MOUNTING
SCREWS
Once each year, ensure muffIer
mounting screws are secure and tight-
ened properly to prevent damage.
Screw Holes
NOTE: The muffler mounting screws
are located behind the cap screws.
The cap screws must be removed to
access the mounting screws.
1. Remove two screws from muffler
cover. Remove muffler cover.
2. Loosen and remove the 2 cap
screws from the muffler mounting
screw holes.
3. Tighten the 2 mounting screws se-
curely.
4. Reinstall and tighten the 2 cap
screws securely.
5. Reinstall muffler cover and 2
screws. Tighten securely.
INSPECT MUFFLER AND SPARK
ARRESTING SCREEN
_ILWARNING: The muffler on this
product contains chemicals known to
the State of California to cause cancer.
As the unit is used, carbon deposits
build up on the muffler and spark ar-
resting screen, and must be removed
to avoid creating a fire hazard or af-
fecting engine performance.
TOP VIEW OF MUFFLER
Exhaust
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Replace the spark arresting screen ev-
ery 50 hours of operation or if any
damage or breaks in the screen are
noted.
NOTE: Do not attempt to clean the
spark arresting screen.
1. Remove two screws from muffler
cover. Remove muffler cover.
2. Loosen and remove both screws
from the exhaust diverten
3. Remove the exhaust diverter and
spark arresting screen.
4. install new spark arresting screen.
5. Reinstall exhaust diverter and both
screws. Tighten screws securely.
6. Reinstall muffler cover and 2
screws. Tighten securely.
NOTE: If any part of the muffler is
cracked, broken or damaged, we rec-
ommend that the muffler be replaced.
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