22

TROUBLESHOOTING

Problem

 

 

 

 

 

 

 

 

 

 

 

Engine - starts hard

 

 

 

Engine - does not start

 

Cause

Remedy

 

 

 

 

 

 

Engine

Fuel at

 

No fuel at

Fuel strainer clogged

Clean

Cranks

carburetor

 

carburetor

Fuel line clogged

Clean

 

 

 

 

Carburetor

See your ECHO dealer

 

 

 

 

 

 

 

Fuel at

 

No fuel at

Carburetor

See your ECHO dealer

 

cylinder

 

cylinder

 

 

 

 

 

 

 

 

 

 

 

Muffler wet

Fuel Mixture is too rich

Open choke

 

 

 

with fuel

 

Clean/replace air filter

 

 

 

 

 

Adjust carburetor

 

 

 

 

 

See your ECHO dealer

 

 

 

 

 

 

 

Spark at end

 

No spark

Stop switch off

Turn switch on

 

of plug wire

 

at end of

Electrical problem

See your ECHO dealer

 

 

 

plug wire

 

 

 

 

 

 

 

 

 

Spark at plug

 

No spark

Spark gap incorrect

Adjust 0.65mm (0.026in.)

 

 

 

at plug

Covered with carbon

Clean or replace

 

 

 

 

Fouled with fuel

Clean or replace

 

 

 

 

Spark plug defective

Replace plug

 

 

 

 

 

 

Engine

 

 

 

Internal engine problem

See your ECHO dealer

does not

 

 

 

 

 

crank

 

 

 

 

 

 

 

 

 

 

Engine

Dies or accelerates poorly

Air filter dirty

Clean or replace

runs

 

 

 

Fuel filter dirty

Replace

 

 

 

 

Fuel vent plugged

Replace

 

 

 

 

Spark plug

Clean and adjust/replace

 

 

 

 

Carburetor

Adjust

 

 

 

 

Cooling system plugged

Clean

 

 

 

 

Spark arrestor screen plugged

Clean

 

 

 

 

 

 

Engine

Blower does not work,

 

Blower pipe clogged, loose,

Unclog

runs

is weak or uneven.

 

or damaged.

Tighten

properly

 

 

 

 

 

 

 

 

 

 

 

WARNING DANGER

Fuel vapors are extremely flammable and may cause fire and/or explosion. Never test for ignition spark by grounding spark plug against cylinder, otherwise serious personal injury may result.