Echo CS-303T User Manual

CS-303T TROUBLESHOOTING
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© 10/20 ECHO Incorporated
TROUBLESHOOTING
ENGINE PROBLEM TROUBLESHOOTING CHART
Problem Check Status Cause Remedy
Engine
starts
hard
or
Engine
does not
start
Fuel at
carburetor
No fuel at
carburetor
Fuel strainer or
fuel line
obstructed
Clean or replace
See your dealer
Fuel at
cylinder
No fuel at
cylinder
Carburetor See your dealer
Muffler wet
with fuel
Fuel mixture
too rich
OPEN choke
Clean or replace
air filter
Adjust
carburetor
See your dealer
Spark at
end of
plug wire
No spark
STOP switch
OFF - Electrical
problem - Inter-
lock 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
acceler-
ate
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

Echo CS-303T Specifications

General

Engine Displacement	30.1 cc
Fuel Capacity	0.21 US quarts
Oil Capacity	0.16 US quarts
Guide Bar Length	12 inches
Power Source	Gas
Fuel Tank Capacity	260 ml
Oil Tank Capacity	0.16 US quarts
Weight (without bar and chain)	3.9 kg
Chain Pitch	3/8 in.
Chain Gauge	0.050 in.