Poulan 271490 User Manual - Page 28

TROUBLESHOOTING CHART PROBLEM CAUSE Mower blades will • not rotate • • • Obstruction in clutch mechanism. Worn/damaged mower drive belt. Frozen idler pulley. Frozen blade mandrel. CORRECTION • Remove obstruction. • Replace mower drive belt. • Replace idler pulley. • Replace blade mandrel. Poor grass discharge • Engine speed too slow. • Place throttle control in "FAST" position. • Travel speed too fast. • Shift to slower speed. • Wet grass. • Allow grass to dry before mowing. • Mower deck not level. • Level mower deck. • Low/uneven tire air • Check tires for proper air pressure. pressure. • Worn, bent or loose blade. • Replace/sharpen blade. Tighten blade bolt. • Buildup of grass, leaves • Clean underside of mower and trash under mower. housing. • Mower drive belt worn. • Replace mower drive belt. • Blades improperly installed. • Reinstall blades sharp edge down. • Improper blades used. • Replace with blades listed in this manual. • Clogged mower deck vent • Clean around mandrels to holes from buildup of grass, open vent holes. leaves, and trash around mandrels. Headlight(s) not working (if so equipped) 1. Switch is "OFF". 1. Turn switch "ON". 2. Bulb(s) or lamp(s) burned out. 2. Replace bulb(s) or lamp(s). 3. Faulty light switch. 3. Check/replace light switch. 4. Loose or damaged wiring. 4. Check wiring and connec tions. 5. Blown fuse. 5. Replace fuse. Battery will not charge • Bad battery cell(s). • Poor cable connections. • Faulty regulator (if so equipped). • Faulty alternator. • Replace battery. • Check/clean all connec- tions. • Replace regulator. • Replace alternator. Engine "backfires" • when turning engine "OFF" Engine throttle control not set at "SLOW" position for 30 seconds before stopping engine. • Move throttle control to "SLOW" position and allow to idle for 30 seconds before stopping engine. 28