MAINTENANCE
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.
ENGINE COOLING FINS (See Fig. 12)
Remove any dust, dirt or oil from engine cooling fins to prevent engine damage from overheating. Hood and engine blower housing must be removed to clean engine cooling fins.
•Remove hood (See “TO REMOVE HOOD AND GRILL ASSEMBLY” in the Service and Adjustments section of this manual).
•Remove screws securing air cleaner body and remove. (Cover carburetor opening to prevent entry of dirt).
•Remove oil fill dipstick and cover opening to prevent entry of dirt.
•Remove screws from blower housing and lift housing off engine.
•Use compressed air or stiff bristle brush to thoroughly clean engine cooling fins.
•To reassemble, reverse above procedure.
•Be certain carburetor tube, breather tube and gaskets are in place.
SCREW | AIR CLEANER COVER | |
| ||
BLOWER | SCREWS | |
HOUSING | ||
| ||
SCREW |
| |
COOLING FINS | GASKETS | |
| ||
| BREATHER | |
CYLINDER | TUBE | |
| ||
HEAD |
| |
COVER |
| |
| CARBURETOR | |
| TUBE | |
SPARK |
| |
PLUG |
| |
| MUFFLER |
FIG. 12
AIR FILTER (See Fig. 13)
Your engine will not run properly using a dirty air filter. Remove cartridge every 25 hours of operation and tap to clean. Replace paper cartridge once a year or after every 100 hours of operation, more often if used in very dusty, dirty conditions.
•Remove knobs and cover.
•Remove foam
NOTE: Do not attempt to clean or oil the paper cartridge. Replace paper cartridge once a year or after every 100 hours of operation; more often if used in very dusty or dirty conditions.
•Wash foam
•Wrap foam
•Lightly coat foam
•Install foam
•Reassemble cover and tighten knobs securely.
COVER KNOBS |
|
| AIR |
| CLEANER |
OIL FILL CAP/DIPSTICK | COVER |
| |
| CARTRIDGE |
AIR SCREEN | FOAM |
| |
|
AIR
CLEANER
BODY
OIL DRAIN PLUG
FIG. 13
17