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Craftsman 917.378342 Owner's Manual page 13

6.25 horsepower power-propelled 21" rear discharge rotary lawn mower

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AIR FILTER
Your engine
will not run properly
and may
be damaged
by using a dirty air filter,
Replace
the air filter
every
100 hours of
operation
or every season,
whichever
occurs first.
Service
air cleaner
more
often under dusty conditions.
Do not
wash air filter.
TO CHANGE
AIR FILTER
1.
Remove
the air filter by turning
counterclockwise
to the stop and pull
away from collar.
2.
Remove
filter from inside of cover,
3. Clean
the inside of the cover and the
collar to remove
any dirt accumula-
tion.
4.
Insert new lilter into cover.
5.
Put air filter cover and filter into collar
aligning
the tab with the slot.
6.
Push in on cover and turn clockwise
to
tighten,
TURN
COUNTER-
CLOCK-
WISE
TO
RE-
MOVE
Slot
Air filter
TURN
CLOCK-
WISE TO TIGHTEN
MUFFLER
Inspect
and replace
corroded
muffler
as it
could create
a fire hazard
and/or damage.
SPARK
PLUG
Replace
spark
plug at the beginning
of
each mowing
season
or after every 100
hours of operation,
whichever
occurs
first.
Spark
plug type and gap setting
are
shown
in "PRODUCT
SPECIFICATIONS"
in Maintenance
section
of this manual.
CLEANING
IMPORTANT:
For best performance,
keep mower
housing
free of built-up
grass and trash. Clean
the underside
ol
your mower after each use.
• i_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.
CLEAN
UNDER
DRIVE
COVER
Clean
under drive cover at least twice a
season.
Scrape
underside
of cover with
putty knife or similar
tool to remove
any
build-up
of trash or grass on underside
of
drive cover.
_WARNING:
To avoid serious injury,
before performing any service or adjust-
ments:
1. Release control bar and stop engine.
2. Make sure the blade and all moving
parts have completely stopped.
3. Disconnect spark plug wire from spark
plug and place where it cannot come
in contact with plug,
LAWN MOWER
TO ADJUST
CUTTING
HEIGHT
See "TO ADJUST
CUTTING
HEIGHT'
in
the Operation
section
el this manual.
REAR
DEFLECTOR
The rear deflector, attached between
the
rear wheels of your mower, is provided to
minimize
the possibility that objects will
be thrown out of the rear of the mower
into the operator's
mowing position.
If the
deflector
becomes
damaged,
it should
be
replaced.
13

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