Air Filter - Craftsman 917.377972 Owner's Manual

6.75 horsepower 21" multi-cut power propelled rotary lawn mower
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Check the crankcase oil level before starting
the engine and after each five (5) hours of
continuous use. l]ghten oil plug securely each
time you check the oil level.
TO CHANGE ENGINE OIL
NOTE: Before tipping lawn mower to drain oil,
drain fuel tank by running engine untilfuel tank
is empty.
• Disconnect spark plug wire from spark plug
and place wire where it cannot come in
contact with spark plug.
• Remove engine oil cap; lay aside on a clean
surface.
• Tip lawn mower on its side as shown and
drain oil into a suitable container. Rock lawn
mower back and forth to remove any oil
trapped inside of engine.
• Wipe off any spilled oil on lawn mower and
on side of engine.
• Fill engine with oil. Fill only to the "FULL"
line on the dipstick. DO NOT OVER FILL.
• Replace engine oil cap.
• Reconnect spark plug wire to spark plug.
- Container
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.
Do not wash air filter.
TO CHANGE AIR FILTER
• Loosen cover knob.
• Swing cover down and remove from
hinge.
• Pull paper filter out of air cleaner body.
• Clean air cleaner cover and body.
• Install a new paper filter.
• Reinstall
cover to air cleaner body.
Be
sure hinge is assembled
properly.
• Swing cover up and tighten cover knob.
(Do not overtighten).
Air filter cover
Hinge_/_I
__
n°b
Paper fitter
MUFFLER
Inspect and replace corroded muffler as it
could create afire 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, keep
mower housing free of buiit-up grass and
trash. Clean underside of mower housing
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.
14

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