Craftsman 917.27224 Owner's Manual page 21

Closed
and
Locked
Position
Cap
Oil Drain Valve
Drain Tube
NOTE: Do not wash the paper cartridge
or use pressurized air, as this will
damage the cartddge.
6. Remove nut and cartridge plate.
7. Reinstall the pro-cleaner (cleaned
and oiled) over the paper cartridge.
8. Check rubber seal for damage and
proper position around stud. Replace
if necessary.
9. Reassemble air cleaner, cartridge
plate, and nut.
10. Reinstall air cleaner cover and secure
by tightening knob.
CLEAN AIR SCREEN
Air screen must be kept free of dirt and
chaff to prevent engine damage from
overheating. Clean with a wire brush or
compressed air to remove dirt and
stubbem dded gum fibers.
CLEAN AIR INTAKE/COOLING AREAS
To insure proper cooling, make sure the
grass screen, coolingfins, and other
external surfaces of the engine are kept
clean at all times.
Every 100 hours of operation (more often
under extremely dusty, dirty conditions),
remove the blower housing and other
cooling shrouds. Clean the cooliog fins
and external surfaces as necessary. Make
sure the cooling shrouds are reinstalled.
NOTE: Operating the engine with a
blocked grass screen, dirty or plugged
cooling fins, and/or cooling shrouds
removed will cause engine damage due
to overheating.
AIR FILTER
Your engine will not run properly using a
dirty air filter. Clean the foam we-cleaner
after every 25 hours of operation or every
season. Service paper cartridge every
100 hours of operation or every season,
whichever occurs first.
Service air cleaner more often under
dusty conditions.
1. Loosen knob and remove cover.
TO SERVICE PRE-CLEANER
2. Slide foam pre-cleaner off cartridge.
3. Wash it in liquid detergent and water.
4. Squeeze it dry in a clean cloth. Allow
it to dry.
5. Saturate it in engine oil. Wrap it in
clean, absorbent cloth and squeeze to
remove excess oil.
TO SERVICE CARTRIDGE
• Replace a dirty, bent, or damaged
cartridge.
ENGINE OIL FILTER
Replace the engine oil filter every season
or every other oilchange if the tractor is
used more than 100 hours in one year.
MUFFLER
Inspect and replace corroded muffler and
spark arrester (if equipped) as it could
create a fire hazard and/or damage.
SPARK PLUGS
Replace spark plugs 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"
section of this manual.
IN-LINE FUEL FILTER
The fuel filter should be replaced once
each season. If fuel filter becomes
clogged, obstructing fuel flow to carbure-
tor, replacement is required.
1. With engine cool, remove filter and
plug fuel line sections.
2. Place new fuel filter in position in fuel
line with arrow pointing towards
carburetor.
3. Be sure there are no fuel line leaks
and damps are properly positioned.
4. Immediately wipe up any spilled
gasoline.
Clamp
Clamp
Fuel Filt_
Cartridge
Foam
Pre-Cleaner
Rubber
Seal
21