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Owner’s Manual
ECS-3301/3351
Maintenance schedule
Below you will find some general maintenance instructions.
For further information please contact your service dealer.
Daily maintenance
• Clean the exterior of the unit.
• Clean the chain oil filter port.
• Clean the groove and oil filter port in the guide bar
• Clean the side case of saw dust.
• Check that the saw chain is sharp.
• Check that the bar nuts are sufficiently tightened.
• Make sure that the chain transport guard is undamaged and that it can be
securely fitted.
• Check that nuts and screws are sufficiently tightened.
Weekly maintenance
• Check the starter, especially cord and return spring.
• Clean the exterior of the spark plug,
• Remove the spark plug and check the electrode gap. Adjust it to 0.6 mm (.024’), or
change the spark plug.
• Clean the cooling fins on the cylinder and check that the air intake at the starter is
not clogged.
• Clean the air filter.
Monthly maintenance
• Rinse the fuel tank with gasoline, and clean fuel filter.
• Clean chain oil filter.
• Clean the exterior of the carburetor and the space around it.
• Clean the muffler of carbon.