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Trouble
Engine -
hard to start
-
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
runs
accelerates poorly
• ALL ENGINE DRILL SERVICE OPERATIONS, OTHER THAN ITEMS LISTED IN THE OPERATOR'S
MANUAL, SHOULD BE PERFORMED BY AN AUTHORIZED ECHO DEALER.
• 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.
TROUBLE SHOOTING
No fuel
• Fuel filter clogged
at carburetor
• Fuel line clogged
• Carburetor
No fuel at
• Carburetor
cylinder
Silencer wet
• Fuel mixture is too rich
with fuel
No spark at
• Ignition switch off
end of plug
• Electrical problem
wire
No spark at
• Spark gap incorrect
plug
• Covered with carbon
• Fouled with fuel
• Spark plug defective
• Internal engine problem
• Air filter dirty
• Fuel filter dirty
• Fuel vent blocked
• Spark plug
• Carburetor
• Cooling system blocked
• Exhaust port/spark
arrestor screen blocked
WARNING
Cause
DANGER
11
Remedy
• Clean or replace
• Clean
• Ask your ECHO dealer
• Ask your ECHO dealer
• Open choke
• Clean/replace air filter
• Adjust carburetor
• Ask your ECHO dealer
• Turn switch on
• Ask your ECHO dealer
• Adjust 0.6 to 0.7 mm
(0.024 to 0.028 in)
• Clean or replace
• Clean or replace
• Replace plug
• Ask your ECHO dealer
• Clean or replace
• Clean or replace
• Clean
• Clean and adjust/replace
• Adjust
• Clean
• Clean
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