Troubleshooting - Echo HCA-2620 Operator's Manual

TROUBLESHOOTING

TROUBLESHOOTING
ENGINE PROBLEM TROUBLESHOOTING CHART
Problem Check
Fuel at
carburetor
Engine
Fuel at
starts
cylinder
hard
or
Engine
does not
start
Spark at
end of plug
wire
Spark at
plug
Air filter
Fuel filter
Engine
runs, but
Fuel vent
dies
or
Spark plug
Engine
Carburetor
does not
acceler-
Cooling
ate
system
properly
Spark arres-
tor screen
38
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
No spark
problem - Inter-
lock switch
Incorrect gap -
Covered with
No spark carbon - Fouled
with fuel - Plug
defective
Air filter dirty Normal wear
Contaminants
Fuel filter dirty or residue in
fuel
Fuel vent Contaminated
plugged fuel
Plug dirty or
Normal wear
worn
Improper
Vibration
adjustment
Cooling Extended oper-
system dirty ation in dirty or
or plugged dusty locations
Spark arres-
tor screen Normal wear
plugged
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
Clean or replace
Replace filter or
replace fuel
Clean or replace
Clean and adjust
or replace
Adjust
Clean
Replace
© 5/2017 ECHO Inc.
HCA-2620
Remedy
X7502342200