TROUBLESHOOTING
GT-225I
34
X7732274600
© 10/2017 ECHO Inc.
TROUBLESHOOTING
Fuel vapors are extremely flammable and may cause fire and/or
explosion. Never test for ignition spark by grounding spark plug
near cylinder plug hole, otherwise serious personal injury may
result.
ENGINE PROBLEM TROUBLESHOOTING CHART
Problem
Check
Status
Cause
Remedy
Engine
starts
hard
or
Engine
does not
start
Fuel at
carburetor
No fuel at
carburetor
Fuel strainer or
fuel line
obstructed
Clean or replace
See your Echo
dealer
Engine
starts
hard
or
Engine
does not
start
Fuel at
cylinder
No fuel at
cylinder
Carburetor
See your Echo
dealer
Muffler wet
with fuel
Fuel mixture
too rich
OPEN choke
Clean or replace
air filter
Adjust carburetor
See your Echo
dealer
Spark at
end of plug
wire
No spark
Stop switch
OFF - Electrical
problem - Inter-
lock switch
Turn switch to ON
See your Echo
dealer
Spark at
plug
Incorrect gap -
Covered with
carbon - Fouled
with fuel - Plug
defective
Adjust to 0.65mm
(0.026 in.)
Clean or replace
plug