Craftsman 917.27581 Lawn Mower User Manual


 
20
AIR FILTER
Your engine will not run properly using a
dirty air fi lter. Replace pre-cleaner after
every 25 hours of operation or every
season. Service paper cartridge every
100 hours of operation or every season,
whichever occurs fi rst.
Service air cleaner more often under dusty
conditions.
1. Pull up on air fi lter cover handle and
rotate towards engine.
2. Remove cover.
3. Carefully remove air fi lter cartridge and
pre-cleaner from base.
4. Clean base carefully to prevent debris
from falling into carburetor.
NOTE: If very dirty or damaged, replace
cartridge.
5. Place new pre-cleaner and cartridge
rmly in base.
6. Align tabs on cover with slots in blower
housing and replace cover.
7. Hook handle on cover and push down
on handle to close.
IMPORTANT: Petroleum solvents, such
as kerosene, are not to be used to clean
the cartridge. They may cause de te ri o -
ra tion of the cartridge. Do not oil car-
tridge. Do not use pressurized air to clean
cartridge.
00667
Fuel Filter
Clamp
Clamp
MUFFLER
Inspect and replace corroded muffl er and
spark arrester (if equipped) as it could cre-
ate a fi re hazard and/or dam age.
SPARK PLUG(S)
Replace spark plug(s) at the beginning
of each mowing season or after every
100 hours of operation, whichever occurs
rst. Spark plug type and gap setting are
shown in “PROD UCT SPEC I FI CA TIONS”
section of this manual.
IN-LINE FUEL FILTER
The fuel fi lter should be replaced once
each season. If fuel fi lter becomes
clogged, ob struct ing fuel fl ow to car bu -
re tor, re place ment is re quired.
1. With engine cool, remove fi lter and
plug fuel line sec tions.
2. Place new fuel fi lter in position in fuel
line with arrow pointing towards carbu-
retor.
3. Be sure there are no fuel line leaks
and clamps are properly positioned.
4. Immediately wipe up any spilled gaso-
line.
CLEAN AIR SCREEN
Air screen must be kept free of dirt and
chaff to prevent engine dam age from
overheating. Clean with a wire brush or
compressed air to re move dirt and stub-
born dried gum fi bers.
Slots
Tabs
Base
Cartridge
Pre-cleaner
Cover
02698
Handle
02744
ENGINE COOLING SYSTEM
Debris may clog the engine’s air cool-
ing system. Remove blower housing and
clean area shown to prevent overheating
and engine damage.
Clean out chaff
and debris
Air Screen
ENGINE OIL FILTER
Replace the engine oil fi lter every sea son
or every other oil change if the tractor is
used more than 100 hours in one year.
3. Un lock drain valve by pushing inward
slightly and turning counterclockwise.
4. To open, pull out on the drain valve.
5. After oil has drained completely, close
and lock the drain valve by pushing
inward and turning clock wise until the
pin is in the locked position as shown.
6. Remove the drain tube and replace the
cap onto the end of the drain valve.
7. Refi ll engine with oil through oil fi ll dip-
stick tube. Pour slowly. Do not overfi ll.
For approximate capacity see “PROD-
UCT SPEC I FI CA TIONS” section of this
man u al.
8. Use gauge on oil fi ll cap/dipstick for
checking level. For accurate reading,
tighten dipstick cap securely onto the
tube before removing dipstick. Keep oil
at “FULL” line on dipstick. Tighten cap
onto the tube securely when fi nished.