Air Filter; Muffler; Spark Plug - Craftsman 917.387430 Owner's Manual

AIR FILTER
Your engine will not run properly and
may be damaged by using a dirty air
filter.
Replace the air filter every year, more
often if you mow in very dusty, dirty
conditions.
TO CLEAN AiR FILTER
• Loosen screw and tilt cover to remove.
• Carefully remove cartridge.
• Clean by gently tapping on a flat
surface. If very dirty, replace cartridge.
_I_CAUTION: Petroleum solvents, such as
kerosene, are not to be used to clean
cartridge. They may cause deterioration
of the cartridge. Do not oil cartridge. Do
not use pressurized air to clean or dry
cartridge.
• Install cartridge, then replace cover
making sure the tabs are aligned with
the slots in the back plate. Fasten
screw securely. Back
plate
Cover
tabs
MUFFLER
Inspect and replace corroded muffler as it
could create a tim hazard and/or damage.
SPARK PLUG
Change your spark plug each year to make
your engine start easier and run better. Set
spark plug gap at .030 inch.
CLEANING
IMPORTANT: For best performance, kiip
mower housing free of built-grass and trash.
Clean the underside of your mower after
each use.
_,CAUTION: Disconnect spark plug wire
from spark plug and place wire where it
cannot come in contact with the spark
plug.
• Clean the underside of your lawn mower
by scraping to remove build-up of grass
and trash.
• Clean engine often to keep trash from
accumulating. A clogged engine runs
hotter and shortens engine life.
• Keep finished surfaces and wheels free of
all gasoline, oil,etc.
• We do not recommend using a garden
hose to clean lawn mower unless the
electrical system, muffler, air filter and
carburetor are covered to keep water out.
Water in engine can result in shortened
engine life.
Cartridge
Cover
Slots
12