Echo CS-3400 User Manual

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Troubleshooting
Trouble
Cause Remedy
Engine - hard to start
- does not start
Engine
cranks
Fuel at carburettor Not fuel at carburettor  Fuel filter clogged
 Fuel line clogged
 Carburettor
 Clean or replace
 Clean
 Ask your ECHO dealer
Fuel at cylinder No fuel at cylinder  Carburettor  Ask your ECHO dealer
Silencer wet with fuel  Fuel mixture is too rich  Open choke
 Clean / replace air filter
 Adjust carburettor
 Ask your ECHO dealer
Spark at end of
plug wire
No spark at end of plug
wire
 Ignition switch off
 Electrical problem
 Turn switch on
 Ask your ECHO dealer
Spark at plug No spark at plug  Spark gap incorrect
 Covered with carbon
 Fouled with fuel
 Spark plug defective
 Adjust 0.6 to 0.7 mm
 Clean or replace
 Clean or replace
 Replace plug
Engine
does not
crank
 Internal engine problem  Ask your ECHO dealer
Engine runs Dies or accelerates poorly  Air filter dirty
 Fuel filter dirty
 Fuel vent plugged
 Spark plug
 Carburettor
 Cooling system plugged
 Exhaust port / silencer plugged
 Clean or replace
 Clean or replace
 Clean
 Clean and adjust / replace
 Adjust
 Clean
 Clean
WARNING
 All chain saw service operations, other than items listed in the Operator's Manual, should be performed by
competent service personnel.
 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.

Echo CS-3400 Specifications

General

Brand	Echo
Model	CS-3400
Category	Chainsaw
Language	English