SERVICE MAINTENANCE GUIDE
AREA | MAINTENANCE | PAGE | BEFORE USE | MONTHLY |
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Air Filter | Clean/Replace | 15 | • |
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Fuel Filter | Inspect/Clean/Replace | 15 | • |
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Spark Plug | Inspect/Clean/Adjust/Replace | 16 |
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Carburettor | Adjust/Replace and adjust | 15 |
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Cooling System | Inspect/Clean | 16 | • |
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Silencer | Inspect/Tighten/Clean | 16 | • |
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Oil Filter | Inspect/Clean/Replace | 15 | • |
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Sprocket | Inspect/Replace | 16 |
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Starter Rope | Inspect/Replace | - |
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Guide Bar | Inspect/Clean | 16 | • |
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Fuel System | Inspect | 15 | • |
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Screws, Bolts and Nuts | Inspect, Tighten/Replace | - | • |
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IMPORTANT
Time intervals shown are maximum. Actual use and your experience will determine the frequency of required maintenance.
TROUBLE SHOOTING
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Engine | - | hard to start |
| Cause | Remedy | |||||
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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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| carburettor | • Fuel line clogged | • Clean | |||
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| • Carburettor | • Ask your ECHO dealer |
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| Fuel at cylinder | No fuel at | • Carburettor | • Ask your ECHO dealer | |||
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| cylinder |
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| Silencer wet with | • Fuel mixture is too rich | • Open choke |
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| fuel |
| • Clean/replace air filter |
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| • Adjust carburettor |
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| • Ask your ECHO dealer |
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| Spark at end of | No spark at end | • Ignition switch off | • Turn switch on | |||
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| 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 to 0.7 mm | |||
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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 |
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 |
| • Air filter dirty | • Clean or replace | ||||||
runs | accelerates |
| • Fuel filter dirty | • Clean or replace | ||||||
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| • Fuel vent plugged | • Clean | |||
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| • Spark plug | • Clean and adjust/replace |
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| • Carburettor | • Adjust |
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| • Cooling system plugged | • Clean |
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| • Exhaust port/silencer | • Clean |
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| plugged |
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WARNING 
DANGER
•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.
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