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 stubborn dried gum fibers.
CLEAN AIR INTAKE/COOLING AREAS
To insure proper cooling, make sure the grass screen, cooling fins, 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 cooling 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 pre- cleaner after every 25 hours of operation or every season. Service paper car- tridge every 100 hours of operation or every season, whichever occurs first.
Service air cleaner more often under dusty conditions.
•Remove knob and cover.
•Remove wing nut and air cleaner from base.
TO SERVICE PRE-CLEANER
•Slide foam
•Wash it in liquid detergent and water.
•Squeeze it dry in a clean cloth. Allow it to dry.
•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.
NOTE: Do not wash the paper cartridge or use pressurized air, as this will damage the cartridge.
•Reinstall the
•Reassemble air cleaner, wing nut, cover and tighten knob securely.
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.
•With engine cool, remove filter and plug fuel line sections.
•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.
ClamP_amp
Fuel Filter
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