Echo SRM-2120 - Page 45

SRM-2120 TROUBLESHOOTING
X7507821400 45
© 10/24 ECHO Incorporated
Engine
starts hard
or
Engine
does not
start
Spark at
end of plug
wire
No spark
STOP switch
OFF - Electrical
problem -
Interlock switch
Turn switch to ON
See your dealer
Spark at
plug
Incorrect gap -
Covered with
carbon - Fouled
with fuel - Plug
defective
Adjust to
0.65 mm
(0.026 in.)
Clean or replace
plug
Engine
runs, but
dies
or
Engine
does not
accelerate
properly
Air filter Air filter dirty Normal wear Clean or replace
Fuel filter
Fuel filter
dirty
Contaminants or
residue in fuel
Replace filter or
replace fuel
Fuel vent
Fuel vent
plugged
Contaminated
fuel
Clean or replace
Spark plug
Plug dirty or
worn
Normal wear
Clean and adjust
or replace
Carburetor
Improper
adjustment
Vibration Adjust
Cooling
system
Cooling
system dirty
or plugged
Extended
operation in dirty
or dusty locations
Clean
Spark
arrester
screen
Spark
arrester
screen
plugged
Normal wear Replace
Engine
does not
crank
N/A
Internal engine
problem
See your dealer
ENGINE PROBLEM TROUBLESHOOTING CHART
Problem Check Status Cause Remedy