Echo CS-2510TES - Troubleshooting; Engine & Operation Troubleshooting

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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
Rotating saw chain at idling speed
 Carburettor
 Clutch damaged or binded
 Ask your ECHO dealer
 Ask your ECHO dealer
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.
NOTE
"ES" START (See page 2)
When starter grip cannot be pulled lightly, the trouble is diagnosed as failure of engine inside.
Please consult your dealer.
If disassembled inadvertently, it can cause injury.