Troubleshooting - Poulan Pro LAWN TRACTOR PO17H42STA Owner's Manual

TROUBLESHOOTING POINTS
PROBLEM
Engine continues to run
when operator leaves
seat with attachment
clutch engaged
Poor cut - uneven
Mower blades will not
rotate
Poor grass discharge
Headlight(s) not working
(if so equipped)
Battery will not charge
Loss of drive
Engine "backfires"
when turning engine
"OFF"
CAUSE
1. Faulty operetor-safety presence control system.
1. Worn, bent or loose blade.
2. Mower deck not level.
3. Buildup of grass, leaves, and trash under mower.
4. Bent blade mandrel.
5. Clogged mower deck vent holes from buildup of
grass, leaves, and trash around mandrels.
1. Obstruction in clutch mechanism.
2. Worn/damaged mower drive belt.
3. Frozen idler pulley.
4. Frozen blade mandrel.
1. Engine speed too slow.
2. Travel speed too fast.
3. Wet grass.
4. Mower deck not level.
5. Low/uneven tire air pressure.
6. Worn, bent or loose b_ede.
7. Buildup of grass, leaves and trash under mower.
8. Mower drive belt worn.
9. Blades impropedy instaJled.
10. Improper blades used.
11. Clogged mower deck vent holes from buildup of
grass, leaves, and trash around mandrels.
t. Switch is "OFF".
2. Bulb(s) or lamp(s) burned out.
3. Faulty light switch.
4. Loose or damaged wiring.
5. Blown fuse.
1. Bad batteryceti(s).
2. Poor cable connections.
3. Faulty regulator (if soequipped).
4. Faugyalternator.
1. Freewheel control in =disengaged" position.
2. Motion drive belt worn, damaged, or broken.
3. Air trapped in transmission dudog shipment
or servicing.
1.
Engine throttle contro_ not set at"SLOW"
position for 30 seconds before stopping engine.
1.
CORRECTION
Check wiring, switches and connections. If not
corrected, contact an authorized service center/
department.
1. Replace blade. Tighten blade bolt.
2. Level mower deck.
3. Clean underside of mower housing.
4. Replace blade mandrel.
5. Clean around mandrels to open vent holes.
1. Remove obstruction.
2. Replace mower drive belt.
3. Replace idler pulley.
4. Replace blade mandrel.
1. Place throttle control in =FAST" position.
2, Shift to slower speed.
3. Allow grass to dry before mowing.
4. Level mower deck.
5. Check tires for proper air pressure.
6. Replace/sharpen blade. 13ghten blade belt.
7. Clean underside of mower housing.
8. Replace mower ddve belt.
9, Reinstall blades sharp edge down.
10. Replace with blades listed in this manual.
11. Cleon around mandrels to open vent holes,
1. Tum switch "ON".
2. Replace bulb(s) or lamp(s).
3. Check/replace light switch.
4. Check wiring and connections.
5. Replace fuse.
1_ Replace battery.
2. Check/clean all connections.
3. Replace regulator.
4_ Replace alternator.
1. Place freewheel control in "engaged" position.
2. Replace motion ddve belt.
3. Purge transmission.
Move throttle control to "SLOW" position and allow
to idle for 30 seconds before stopping engine.
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