Manual background

TROUBLESHOOTING POINTS

PROBLEM

 

CAUSE

 

CORRECTION

 

 

 

 

Engine continues

 

1.

Faulty operator-safety presence control

 

1.

Check wiring, switches and connections. If not

 

to run when oper-

 

 

system.

 

 

corrected, contact an authorized service center/

 

ator leaves seat

 

 

 

 

 

department.

 

 

 

 

 

 

 

 

with attachment

 

 

 

 

 

 

 

clutch engaged

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Poor cut - uneven

 

1.

Worn, bent or loose blade.

 

1.

Replace blade. Tighten blade bolt.

 

 

 

2.

Mower deck not level.

 

2.

Level mower deck.

 

 

 

3.

Buildup of grass, leaves, trash under mower.

 

3.

Clean underside of mower housing.

 

 

 

4.

Bent blade mandrel.

 

4.

Replace blade mandrel.

 

 

 

5.

Clogged mower deck vent holes from

 

5.

Clean around mandrels to open vent holes.

 

 

 

 

buildup of grass, leaves, and trash around

 

 

 

 

 

 

 

mandrels.

 

 

 

 

Mower blades will

 

1.

Obstruction in clutch mechanism.

 

1.

Remove obstruction.

 

not rotate

 

2.

Worn/damaged mower drive belt.

 

2.

Replace mower drive belt.

 

 

 

3.

Frozen idler pulley.

 

3.

Replace idler pulley.

 

 

 

4.

Frozen blade mandrel.

 

4.

Replace blade mandrel.

 

 

 

 

 

 

 

 

 

Poor grass

 

1.

Engine speed too slow.

 

1.

Place throttle control in “FAST” position.

 

discharge

 

2.

Travel speed too fast.

 

2.

Shift to slower speed.

 

 

 

3.

Wet grass.

 

3.

Allow grass to dry before mowing.

 

 

 

4.

Mower deck not level.

 

4.

Level mower deck.

 

 

 

5.

Low/uneven tire air pressure.

 

5.

Check tires for proper air pressure.

 

 

 

6.

Worn, bent or loose blade.

 

6.

Replace blade. Tighten blade bolt.

 

 

 

7.

Buildup of grass, leaves, trash under mower.

 

7.

Clean underside of mower housing.

 

 

 

8.

Mower drive belt worn.

 

8.

Replace mower drive belt.

 

 

 

9.

Blades improperly installed.

 

9.

Reinstall blades sharp edge down.

 

 

 

10.

Improper blades used.

 

10.

Replace with blades listed in parts manual.

 

 

 

11.

Clogged mower deck vent holes from buildup

 

11.

Clean around mandrels to open vent holes.

 

 

 

 

of grass, leaves, trash around mandrels.

 

 

 

 

Headlight(s) not

 

1.

Switch is “OFF”.

 

1.

Turn switch “ON”.

 

working

 

2.

Bulb(s) or lamp(s) burned out.

 

2.

Replace bulb(s) or lamp(s).

 

(if so equipped)

 

3.

Faulty light switch.

 

3.

Check/replace light switch.

 

 

 

4.

Loose or damaged wiring.

 

4.

Check wiring and connections.

 

 

 

5.

Blown fuse.

 

5.

Replace fuse.

 

 

 

 

 

 

 

 

 

Battery will not

 

1.

Bad battery cell(s).

 

1.

Replace battery.

 

charge

 

2.

Poor cable connections.

 

2.

Check/clean all connections.

 

 

 

3.

Faulty regulator (if so equipped).

 

3.

Replace regulator.

 

 

 

4.

Faulty alternator.

 

4.

Replace alternator.

 

 

 

 

 

 

 

 

 

Loss of drive

 

1.

Freewheel control in “disengaged” position.

 

1.

Place freewheel control in “engaged” position.

 

 

 

2.

Debris on steering plate (if equipped).

 

2.

See "CLEANING" in the maintenance section.

 

 

 

3.

Motion drive belt worn, damaged, or broken.

 

3.

Replace motion drive belt.

 

 

 

4.

Air trapped in transmission during

 

4.

Purge transmission.

 

 

 

 

shipment or servicing.

 

 

 

 

 

 

5.

Axle key missing.

 

5.

Install axle key at rear wheel. See "TO REMOVE

 

 

 

 

 

 

 

WHEEL" in the Service and Adjustments section.

 

 

 

 

 

 

 

 

 

Engine "back-

 

1.

Engine throttle control not set between

 

1.

Move throttle control between half and full speed

 

fires” when turn-

 

 

half and full speed (fast) position before

 

 

(fast) position before stopping engine.

 

 

 

stopping engine.

 

 

 

 

ing engine “OFF”

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Engine dies when

 

1.

Reverse operation system (ROS) is not "ON"

 

1.

Turn ignition key to ROS "ON" position. See

 

tractor is shifted

 

 

while mower or other attachment is engaged.

 

 

Operation section.

 

into reverse

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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Poulan 96041007302, PP17538HP, 420408 manual Troubleshooting Points