Troubleshooting - Echo SHC-2620S Operator's Manual

TROUBLESHOOTING

TROUBLESHOOTING
ENGINE PROBLEM TROUBLESHOOTING CHART
Problem Check
Fuel at
carburetor
Fuel at
Engine
cylinder
starts hard
or
Engine
does not
start Spark at
end of plug
wire
Spark at
plug
Air filter
Fuel filter
Fuel vent
Engine
runs, but
dies Spark plug
or
Carburetor
Engine
does not
Cooling
accelerate
system
properly
Spark
arrestor
screen
38
Status
Fuel strainer or
No fuel at
fuel line
carburetor
obstructed
No fuel at
Carburetor
cylinder
Muffler wet Fuel mixture too
with fuel rich
Stop switch OFF
- Electrical
problem -
Interlock switch
No spark
Incorrect gap -
Covered with
carbon - Fouled
with fuel - Plug
defective
Air filter dirty Normal wear
Fuel filter Contaminants or
dirty residue in fuel
Fuel vent Contaminated
plugged fuel
Plug dirty or
Normal wear
worn
Improper
Vibration
adjustment
Extended
Cooling
operation in dirty
system dirty
or dusty
or plugged
locations
Spark
arrestor
Normal wear
screen
plugged
SHC-2620 / S
Cause
Clean or replace
See your dealer
See your dealer
OPEN choke
Clean or replace
air filter
Adjust carburetor
See your dealer
Turn switch to ON
See your 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
© 07/19 ECHO Incorporated
Remedy
X7502342003