Sharp R-450E Návod k obsluze stáhnout pdf (Strana 38)

MAINTENANCE

Maintenance schedule

The following is a list of the maintenance that must be performed on the machine. Most of the items are described in the

Maintenance section.

Daily maintenance Weekly maintenance Monthly maintenance

Check the brake band on the chain

On chain saws without a catalytic brake for wear. Replace when less

Clean the outside of the machine, converter, check the cooling system than 0.024 inch (0.6 mm) remains at

weekly, the most worn point.

Check that the components of the Check the starter, starter cord and Check the clutch centre, clutch drum

throttle control work safely. (Throttle

lockout and throttle control.) return spring, and clutch spring for wear.

Clean the chain brake and check that it

operates safely. Make sure that the Check that the vibration damping Clean the spark plug. Check that the

chain catcher is undamaged, and elements are not damaged, electrode gap is 0.020 inch (0.5 mm).

replace it if necessary.

The bar should be turned regularly for

more even wear. Check the lubrication

hole in the bar, to be sure it is not

Lubricate the clutch drum bearing. Clean the outside of the carburetor.

clogged. Clean the bar groove. If the

bar has a sprocket tip, this should be

lubricated.

Check that the bar and chain are File off any burrs from the edges of the Check fuel hose for cracks or other

getting sufficient oil. bar. damage. Change if necessary.

Check the saw chain with regard to

visible cracks in the rivets and links,

whether the saw chain is stiff or Clean or replace the spark arrestor Empty the fuel tank and clean the

whether the rivets and links are screen on the muffler, inside.

abnormally worn. Replace if

necessary.

Sharpen the chain and check its

tension and condition. Check the drive Clean the carburetor compartment. Empty the oil tank and clean the

sprocket for excessive wear and inside.

replace if necessary.

Clean the starter units air intake. Clean the air filter. Replace if Check all cables and connections.

necessary.

Check that nuts and screws are tight.

Check that the stop switch works

correctly.

Check that there are no fuel leaks from

the engine, tank or fuel lines.

On chain saws with a catalytic

converter, check the cooling system

daily.

38 - English 545186839 Rev. 1 2008-06-27

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