TROUBLESHOOTING

PROBLEM

PROBABLE CAUSE

CORRECTION

 

 

 

 

 

 

 

 

 

 

Engine will

1.

Spark plug wire disconnected.

1.

Connect spark plug wire.

not start or

2.

Engine not primed

2.

Prime engine.

runs poorly

3.

Fuel tank empty.

3.

Add fuel to the fuel tank.

 

4.

Throttle control lever not in

4.

See Engine Manual.

 

 

correct position.

 

 

 

5.

Engine is flooded.

5.

Wait several minutes before

 

 

 

 

attempting to start.

 

6.

Defective or incorrectly gapped

6.

Replace or regap spark plug.

 

 

spark plug.

 

 

 

7.

Stale or contaminated gasoline.

7.

Drain fuel tank and refill with

 

 

 

 

fresh gasoline.

 

8.

Engine cooling system

8.

Clean debris screen and

 

 

overloaded with debris.

 

cooling fins.

 

9.

Dirty carburetor or fuel line.

9.

Clean carburetor or fuel line.

 

 

 

 

See Engine Manual.

 

10.Dirty air filter or precleaner.

10.Replace air filter or

 

 

 

 

precleaner.

 

11. Carburetor out of adjustment.

11. See Engine Manual or

 

 

 

 

contact your dealer.

 

 

 

 

 

Engine

1.

Engine cooling system

1.

Clean engine screen and

overheats

 

overloaded with debris.

 

cooling fins.

 

2.

Carburetor out of adjustment.

2.

See Engine Manual or

 

 

 

 

contact your dealer.

 

 

 

 

 

Poor

1.

Engine not set at Fast speed.

1.

Set engine throttle to Fast

trimming

 

 

 

position.

performance

 

 

 

 

 

 

 

 

 

Trimmer

1.

Cutter line lengths are too

1.

Trim or adjust cutter line to

vibrates

 

uneven.

 

equal lengths. Replace if

 

 

 

 

necessary.

 

2.

Loose hardware.

2.

Check all bolts and nuts,

 

 

 

 

including engine mounting

 

 

 

 

hardware, for tightness.

 

 

 

 

 

GB - 16

Page 16
Image 16
Ariens 946152 manual Troubleshooting