Poulan PPR17H42STB User Manual - Page 18

CUSTOMER RESPONSIBILITIES AIR FILTER (See Fig. 15) Your etigine 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. • Remove knobs and cover. TO SERVICE PRE-CLEANER • 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. TO SERVICE CARTRIDGE • Clean cartridge by tapping gently on flat surface. If very dirty or damaged, replace cartridge. • Reinstall precleaner cartridge, cover and secure with knobs. 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. CLEAN AIR SCREEN (See Fig. 16) 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. 16) Remove any dust, dirt or oil from engine cooling fins to prevent engine damage from overheating. Air guide 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). TOP AIR GUIDE COVER ENGINE COOLING FINS as KNOBS COVER FOAM PRE-CLEANER CARTRIDGE AIR GUIDE COVER (BOTH SIDES) FIG. 16 FIG. 15 18