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22
T
ROUBLESHOOTING
Problem
Engine - starts hard
Engine - does not start
Engine
Fuel at
Cranks
carburetor
Fuel at
cylinder
Spark at end
of plug wire
Spark at plug
Engine
does not
crank
Engine
Dies or accelerates poorly
runs
Engine
Blower does not work,
runs
is weak or uneven
properly
Cause
No fuel at
Fuel strainer clogged
carburetor
Fuel line clogged
Carburetor
No fuel at
Carburetor
cylinder
Muffler wet
Fuel Mixture is too rich
with fuel
No spark
Stop switch off
at end of
Electrical problem
plug wire
Interlock switch
No spark
Spark gap incorrect
at plug
Covered with carbon
Fouled with fuel
Spark plug defective
Internal engine problem
Air filter dirty
Fuel filter dirty
Fuel vent plugged
Spark plug
Carburetor
Cooling system plugged
Exhaust port/spark arrestor
screen plugged
Blower Pipe clogged, loose or
damaged
Remedy
Clean
Clean
See your ECHO dealer
See your ECHO dealer
Open choke
Clean/replace air filter
Adjust carburetor
See your ECHO dealer
Turn switch on
See your ECHO dealer
See your ECHO dealer
Adjust 0.65mm (0.026in.)
Clean or replace
Clean or replace
Replace plug
See your ECHO dealer
Clean or replace
Replace
Replace
Clean and adjust/replace
Adjust
Clean
Clean
Unclog
Tighten
Replace
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