TROUBLESHOOTING
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| Cause | Remedy |
Engine | — hard to start |
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| — does not start |
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Engine | Fuel at | No fuel at | • Fuel filter clogged | • Clean or replace | ||||||
cranks |
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| carburetor |
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| carburetor | • Fuel line clogged | • Clean | ||
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| • Carburetor | • Ask your ECHO dealer |
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| Fuel at |
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| No fuel at | • Carburetor | • Ask your ECHO dealer | |
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| cylinder | cylinder |
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| Muffler wet with | • Fuel mixture is too rich | • Open choke |
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| fuel |
| • Clean / replace air filter |
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| • Adjust carburetor |
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| • Ask your ECHO dealer |
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| Spark at end | No spark at end | • Ignition switch off | • Turn switch on | |||
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| of plug wire | of plug wire | • Electrical problem | • Ask your ECHO dealer | |||
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| Spark at plug | No spark at plug | • Spark gap incorrect | • Adjust 0.6 mm to 0.7 mm | |||
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| (0.024 to 0.028 in.) |
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| • Covered with carbon | • Clean or replace |
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| • Fouled with fuel | • Clean or replace |
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| • Spark plug defective | • Replace plug |
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Engine |
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| • Internal engine problem | • Ask your ECHO dealer | |||
does not |
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crank |
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Engine | Dies or accelerates poorly | • Air filter dirty | • Clean or replace | |||||||
runs |
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| • Fuel filter dirty | • Clean or replace | |||
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| • Fuel vent blocked | • Clean and adjust / replace |
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| • Spark plug | • Adjust |
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| • Carburetor | • Clean |
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| • Cooling system blocked | • Clean |
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| • Exhaust port / spark | • Clean |
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| arrestor screen blocked |
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WARNING
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.
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