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Remedy
Muffler wet
with fuel
Engine
does not
crank
No fuel at
cylinder
Spark at
end of
plug wire
No spark at end
of plug wire
Spark at
plug
No spark at plug
Engine
Cranks
Fuel at
carburetor
No fuel at
carburetor
Open choke
Clean/replace air filter
Adjust carburetor
See your Echo dealer
Stop switch off
Electrical problem
Interlock switch
Fuel mixture is too rich
Carburetor
See your Echo dealer
Fuel strainer clogged
Fuel line clogged
Carburetor
Cause
Turn switch on
See your Echo dealer
See your Echo dealer
Spark gap incorrect
Covered with carbon
Fouled with fuel
Spark plug defective
Clean
Clean
See your Echo dealer
Problem
Engine starts hard
does not start
Fuel at
cylinder
Adjust. 0.65 mm(0.026 in.)
Clean or replace
Clean or replace
Replace plug
Internal engine problem
See your Echo dealer
Engine
runs
Dies or
Accelerates poorly
Air filter dirty
Fuel filter dirty
Fuel vent plugged
Spark plug
Carburetor
Cooling system plugged
Exhaust port/spark
arrestor screen plugged
Clean or replace
Replace
Replace
Clean and adjust/replace
Adjust
Clean
Clean
TROUBLESHOOTING