Troubleshooting - Echo SRM-2620T Operator's Manual

SRM-2620T
3. After sharpening teeth, check
each tooth radius for evidence
of a square (sharp) corner. Use
the round (rat tail) file to renew
the radius.

TROUBLESHOOTING

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.
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
X7502341801
© 03/2019 ECHO Inc.
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
TROUBLESHOOTING
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
Remedy
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