Poulan 159759 - Manual (Page 19)

CUSTOMER RESPONSIBILITIES
AIR FILTER (See Fig= 14)
Your engine will not run properly using a dirty air filter.
Clean the foam pre-cleaner after every 25 hours of opera­
tion 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.
Remove knob(s) and cover.
TO SERVICE PRE-CLEANER
Slide foam pre-cleaner off cartridge.
Wash it in liquid detergent and water.
Squeeze it dry in a clean cloth.
Saturate it in engine oil. Wrap it in clean, absorbent
cloth and squeeze to remove excess oil.
If very dirty or damaged, replace pre-cleaner.
Reinstall pre-cleaner over cartridge.
Reinstall cover and secure with knob(s).
TO SERVICE CARTRIDGE
Remove wing nuts and cartridge plate.
Carefully remove cartridge to prevent debris from
entering carburetor.
• Clean cartridge by tapping gently on flat surface. If very
dirty or damaged, replace cartridge.
• Reinstall cartridge plate, wing nuts, precleaner, cover
and secure with knob(s).
IMPORTANT: PETROLEUM SOLVENTS, SUCH AS
KEROSENE, ARE NOT TO BE USED TO CLEAN THE
CARTRIDGE. THEY MAY CAUSE DETERIORATION OF
THE CARTRIDGE. DO NOT OIL CARTRIDGE. DO NOT
USE PRESSURIZED AIR TO CLEAN OR DRY
CARTRIDGE.
KNOB
WING NUT
FOAM
PRE-CLEANER
AIR SCREEN
COVER
CARTRIDGE
PLATE
CARTRIDGE
CLEAN AIR SCREEN (See Fig. 14)
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. 5)
Remove any dust, dirt or oil from engine cooling fins to
prevent engine damage from overheating. Airguide covers
must be removed. Remove side panels and hood (See “TO
REMOVE HOOD AND GRILL ASSEMBLY” in the Service
and Adjustments section of this manual).
FIG. 14
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