TROUBLESHOOTING CHART

 

PROBLEM

 

CAUSE

 

CORRECTION

 

 

 

 

 

 

 

 

 

 

 

Poor grass

1.

Engine speed too slow.

 

1.

Place throttle control in

 

discharge

 

 

 

 

“FAST” position.

 

 

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

 

5.

Check tires for proper air

 

 

 

pressure.

 

 

pressure.

 

 

6.

Worn, bent or loose blade.

 

6.

Replace/sharpen blade.

 

 

 

 

 

 

Tighten blade bolt.

 

 

7.

Buildup of grass, leaves

 

7.

Clean underside of mower

 

 

 

and trash under 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

 

 

 

 

 

 

this manual.

 

 

11. Clogged mower deck vent

 

11. Clean around mandrels to

 

 

 

holes from buildup of grass,

 

 

open vent holes.

 

 

 

leaves, and 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

 

3.

Replace regulator.

 

 

 

(if so equipped).

 

 

 

 

 

4.

Faulty alternator.

 

4.

Replace alternator.

 

 

 

 

 

 

 

 

Engine “backfires”

1.

Engine throttle control not set

 

1.

Move throttle control

 

when turning

 

between half and full speed

 

 

between half and full speed

 

engine “OFF”

 

(fast) position before stopping

 

 

(fast) position before

 

 

 

engine.

 

 

stopping engine.

 

 

 

 

 

 

 

28

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Image 28
Poulan CO185H42STB manual Poor grass