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TROUBLESHOOTING
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
Engine
starts
hard
Fuel at
or
carburetor
Engine
does not
start
Fuel at
cylinder
Engine
starts
hard
or
Engine
Spark at
does not
end of plug
start
wire
Spark at
plug
34
Status
Fuel strainer or
No fuel at
fuel line
carburetor
obstructed
No fuel at
Carburetor
cylinder
Muffler wet
Fuel mixture
with fuel
too rich
Stop switch
OFF - Electrical
problem - Inter-
lock switch
No spark
Incorrect gap -
Covered with
carbon - Fouled
with fuel - Plug
defective
Cause
Clean or replace
See your Echo
dealer
See your Echo
dealer
OPEN choke
Clean or replace
air filter
Adjust carburetor
See your Echo
dealer
Turn switch to ON
See your Echo
dealer
Adjust to 0.65mm
(0.026 in.)
Clean or replace
plug
© 10/2017 ECHO Inc.
GT-225I
Remedy
X7732274600
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