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Trouble
Engine
- hard to start
- does not start
Engine
Fuel at carburettor
cranks
Fuel at cylinder
Spark at end of
plug wire
Spark at plug
Engine
does not
crank
Engine runs Dies or accelerates poorly
Rotating saw chain at idling speed
All chain saw service operations, other than items listed in the Operator's Manual, should be performed by com-
petent 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.
Troubleshooting
Not fuel at carburettor
No fuel at cylinder
Silencer wet with fuel
No spark at end of plug
wire
No spark at plug
WARNING
25
Cause
Fuel filter clogged
Fuel line clogged
Carburettor
Carburettor
Fuel mixture is too rich
Ignition switch off
Electrical problem
Spark gap incorrect
Covered with carbon
Fouled with fuel
Spark plug defective
Internal engine problem
Air filter dirty
Fuel filter dirty
Fuel vent plugged
Spark plug
Carburettor
Cooling system plugged
Exhaust port / silencer plugged
Carburettor
Clutch damaged or binded
Remedy
Clean or replace
Clean
Ask your ECHO dealer
Ask your ECHO dealer
Open choke
Clean / replace air filter
Ask your ECHO dealer
Turn switch on
Ask your ECHO dealer
Adjust 1.0 mm
Clean or replace
Clean or replace
Replace plug
Ask your ECHO dealer
Clean or replace
Clean or replace
Clean
Clean and adjust / replace
Ask your ECHO dealer
Clean
Clean
Ask your ECHO dealer
Ask your ECHO dealer
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