Craftsman 917.27623 Owner's Manual page 21

5. Removethe drain tube and store in a
safe place.
6. Refill enginewith oil throughoil fill dip-
sticktube. Pourslowly. Do not overfill.
For approximatecapacitysee "PROD-
UCT SPECIFICATIONS" s ectionof
this manual.
7. Use gauge on oil fill cap/dipstickfor
checkinglevel. Insertdipstickinto
the tube and rest the oil fill cap on the
tube. Do not threadthe cap onto the
tube when taking reading. Keepoil
at "FULl" line on dipstick. Tighten cap
onto the tube securelywhen finished.
ENGINE OIL FILTER
Replace the engine oil filter every season
or every other oil change if the tractor is
used more than 100 hours in one year.
AIR FILTER
Your engine will not run properly using a
dirty air filter. Clean the foam pre-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 car-
tridge.
NOTE: Do not wash the paper cartridge
or use pressurized air, as this will damage
the cartridge.
1. Remove nut and cartridge plate.
2. Reinstall the pre-cleaner (cleaned and
oiled) over the paper cartridge.
3. Check rubber seal for damage and
proper position around stud. Replace
if necessary.
4. Reassemble air cleaner, cartridge
plate, and nut.
5. Reinstall air cleaner cover and secure
by tightening knob.
Foam Cartridge
Pre-Cleaner
Nut
Rubber
Knob Seal
Cartridge
Plate
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 stub-
born dried gum fibers.
CLEAN AIR INTAKE/COOLING AREAS
To insure proper cooling, make sure the
grass screen, cooling fins, and other exter-
nal 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 cooling fins and
external surfaces as necessary. Make sure
the cooling shrouds are reinstalled.
NOTE: Operating the enginewith a blocked
grass screen, dirty or plugged cooling fins,
and/or cooling shrouds removed will cause
engine damage due to overheating.
MUFFLER
Inspect and replace corroded muffler and
spark arrester (if equipped) as it could cre-
ate a fire hazard and/or damage.
SPARK PLUG(S)
Replace spark plug(s) 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 carburetor,
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 carbu-
retor.
3. Be sure there are no fuel line leaks and
clamps are properly positioned.
4. Immediately wipe up any spilled gaso-
line.
Clamp___ Clamp
Fuel Filter _L___ __----____
21