Operator's Manual

HC-2020 TROUBLESHOOTING
X7702245301 37
© 11/19 ECHO Incorporated
TROUBLESHOOTING
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 dealer
Fuel at
cylinder
No fuel at
cylinder
Carburetor See your dealer
Muffler wet
with fuel
Fuel mixture
too rich
OPEN choke
Clean or replace
air filter
Adjust
carburetor
See your dealer
Spark at
end of
plug wire
No spark
Stop switch
OFF - Electrical
problem - Inter-
lock switch
Turn switch to
ON
See your 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