Husqvarna 445 EPA II, 445e EPA II, 450e EPA II manual Maintenance schedule

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
	On chain saws without a catalytic	Check the brake band on the chain brake
		for wear. Replace when less than 0.024
Clean the outside of the machine.	converter, check the cooling system
		inch (0.6 mm) remains at the most worn
	weekly.
		point.
Check that the components of the throttle	Check the starter, starter cord and return	Check the clutch centre, clutch drum and
control work safely. (Throttle lockout and	spring.	clutch spring for wear.
throttle control.)
Clean the chain brake and check that it
operates safely. Make sure that the chain	Check that the vibration damping	Clean the spark plug. Check that the
catcher is undamaged, and replace it if	elements are not damaged.	electrode gap is 0.020 inch (0.5 mm).
necessary.
The bar should be turned regularly for
more even wear. Check the lubrication
hole in the bar, to be sure it is not clogged.	Lubricate the clutch drum bearing.	Clean the outside of the carburetor.
Clean the bar groove. If the bar has a
sprocket tip, this should be lubricated.
Check that the bar and chain are getting	File off any burrs from the edges of the	Check fuel hose for cracks or other
sufficient oil.	bar.	damage. Change if necessary.
Check the saw chain with regard to visible
cracks in the rivets and links, whether the	Clean or replace the spark arrestor
saw chain is stiff or whether the rivets and		Empty the fuel tank and clean the inside.
links are abnormally worn. Replace if	screen on the muffler.
necessary.
Sharpen the chain and check its tension
and condition. Check the drive sprocket	Clean the carburetor compartment.	Empty the oil tank and clean the inside.
for excessive wear and replace if
necessary.
Clean the starter units air intake.	Clean the air filter. Replace if necessary.	Check all cables and connections.
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.

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