Troubleshooting - Echo SRM-2620U Operator's Manual

SRM-2620U

TROUBLESHOOTING

ENGINE PROBLEM TROUBLESHOOTING CHART
Problem Check
Fuel at
carburetor
Fuel at
cylinder
Engine
cranks -
starts
hard/
Spark at
doesn't
end of plug
start
wire
Spark at
plug
Air filter
Fuel filter
Fuel vent
Engine
Spark Plug Plug dirty/worn Normal wear
runs, but
dies or
Carburetor
does not
accelerat
Cooling
e properly
System
Spark
Arrestor
Screen
X7502341900
© 10/2016 ECHO Inc.
Status
No fuel at
carburetor clogged - Fuel
line clogged -
No fuel at
cylinder
Muffler wet
with fuel
No spark
OFF - Electrical
Interlock switch
No spark
Covered with
carbon - Fouled
with fuel - Plug
Air filter dirty
Fuel filter dirty Contaminants/
residues in fuel
Fuel vent Contaminants/
plugged residues in fuel
Improper
adjustment
Cooling
system dirty/
plugged
Spark arrestor
screen
plugged
TROUBLESHOOTING
Cause
Fuel strainer Clean or replace
- See your Echo
Carburetor
Carburetor See your Echo
Fuel Mixture OPEN choke -
too rich Clean/replace air
carburetor - See
your Echo dealer
Stop switch Turn switch to ON
- See your Echo
problem -
Spark gap Adjust to 0.65mm
incorrect - (0.026 in.) - Clean
or replace plug
defective
Normal wear Clean or replace
Clean or replace
Clean and adjust
Vibration
Extended
operation in
dirty/dusty
locations
Normal wear
Remedy
dealer
dealer
filter - Adjust
dealer
Replace
or replace
Adjust
Clean
Replace
45