Troubleshooting - Echo SHC-2620 Operator's Manual

TROUBLESHOOTING

1. Tighten blade screws securely.
2. Hold blade screws (A) to
prevent turning, and tighten
lock nuts (B).
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
Spark at
does not
end of
start
plug wire
Spark at
plug
38
B
A
Status
Fuel strainer or
No fuel at
fuel line
carburetor
obstructed
No fuel at
Carburetor
cylinder
Muffler
Fuel mixture too
wet with
rich
fuel
Stop switch
OFF - Electrical
problem - Inter-
lock switch
Incorrect gap -
No spark
Covered with
carbon - Fouled
with fuel - Plug
defective
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
© 03/2019 ECHO Inc.
SHC-2620
B
A
Remedy
X7502342002