Craftsman 358.794740 - Manual (Page 13)

CHECK MUFFLER MOUNTING
SCREWS
Once each year, ensure muffler
mounting screws are secure and tight­
ened properly to prevent damage.
INSPECT MUFFLER AND SPARK
ARRESTING SCREEN
^ WARNING: 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.
Spark
Arresting
.Screen
Screws
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 3 screws from muffler cov­
er. Remove muffler cover.
2. Loosen and remove 4 screws from
the muffler hood.
3. Remove the muffler hood and spark
arresting screen.
4. Install new spark arresting screen.
5. Reinstall muffler hood and 4
screws. Tighten screws securely.
6. Reinstall muffler cover and 3
screws. Tighten securely.
NOTE: If any part of the muffler is
cracked, broken or damaged, we rec­
ommend that the muffler be replaced.
CARBURETOR ADJUSTMENT
The carburetor has been carefully set
at the factory. Adjustments may be
necessary if you notice any of the fol­
lowing conditions:
• Engine will not idle when the throttle is
released.
idle Speed Adjustment
Allow engine to idle. Adjust speed until
engine runs without stalling (idle speed
too slow).
• Turn idle speed screw clockwise to
increase engine speed if engine
stalls or dies.
• Turn idle speed screw counterclock­
wise to decrease engine speed.
if you require further assistance or are
unsure about performing this proce­
dure, contact your Sears Service Cen­
ter or calí our customer assistance
help line at 1-800-235-5878.
-
13