22
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 stubborn dried gum
fibers. See engine manual.
AIR FILTER
Your engine will not run properly using a dirty air filter. Clean
the foam pre-cleaner after every 25 hours of op er a tion or
every season. Service paper cartridge every 50 hours of
operation or every season, whichever occurs first. See
engine manual.
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
“PROD UCT SPECIFICATIONS” section of this manual.
MAINTENANCE
ENGINE COOLING SYSTEM (See Fig. 32)
Debris may clog the engine's air cooling system. Remove
blower housing and clean the area shown to prevent over-
heating and engine damage.
CLEAN OUT CHAFF AND DEBRIS
02744
AIR SCREEN
Fig. 32
IN-LINE FUEL FILTER (See Fig. 33)
The fuel filter should be replaced once each season. If fuel
filter becomes clogged, ob struct ing fuel flow to car bu re tor,
re place ment is re quired.
• With engine cool, remove filter and plug fuel line sec-
tions.
• Place new fuel filter in position in fuel line with arrow
pointing towards carburetor.
• Be sure there are no fuel line leaks and clamps are
properly positioned.
• Immediately wipe up any spilled gasoline.
Fig. 33
00667
CLAMP
FUEL
FILTER
CLAMP
Fig. 31
TO CHANGE ENGINE OIL (See Fig. 31)
Determine temperature range expected before oil change.
All oil must meet API service classification SG-SL.
• Be sure tractor is on level surface.
• Oil will drain more freely when warm.
• Catch oil in a suitable container.
1. Remove oil fill cap/dipstick. Be careful not to allow dirt
to enter the engine when changing oil.
2. Slide oil drain extension from the docking position on
the engine blower housing and extend outward from
engine.
3. To open, twist cap counter-clockwise
4. After oil is drained completely, replace cap and twist
clockwise until it stops.
5. Re-attach oil drain extension to engine blower housing.
6. Refill engine with oil through oil fill dipstick tube. Pour
slowly. Do not overfill. For approximate capacity see
“PRODUCT SPEC I FI CA TIONS” section of this man u al.
7. Use gauge on oil fill 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 finished.
02463
CAP
DOCKING
POSITION
OIL DRAIN
EXTENSION
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.