Husqvarna 966906636, 966906738, 965084001 manual Maintenance schedule

Page 30

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
		On chain saws without a catalytic	brake for wear. Replace when less
	Clean the outside of the machine.	converter, check the cooling system	brake for wear. Replace when less
	Clean the outside of the machine.	converter, check the cooling system	than 0.6 mm (0,024 inch) remains at
		weekly.	than 0.6 mm (0,024 inch) remains at
		weekly.	the most worn point.
			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	Check the starter, starter cord and	Check the clutch centre, clutch drum
	throttle control work safely. (Throttle	return spring.	and clutch spring for wear.
	lockout and throttle control.)	return spring.	and clutch spring for wear.
	lockout and throttle control.)

	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 0.5 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	Lubricate the clutch drum bearing.	Clean the outside of the carburettor.
	is not clogged. Clean the bar groove.	Lubricate the clutch drum bearing.	Clean the outside of the carburettor.
	is not 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	Check the fuel ﬁlter and the fuel hose.
	getting sufﬁcient oil.	the bar.	Replace 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	mesh on the mufﬂer.	inside.
	abnormally worn. Replace if
	necessary.

	Sharpen the chain and check its
	tension and condition. Check the	Clean the carburettor compartment.	Empty the oil tank and clean the
	drive sprocket for excessive wear and	Clean the carburettor compartment.	inside.
	drive 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.
	Clean the starter units air intake.	necessary.	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.

30 – English

1153136-26 Rev.1 2009-12-29

Image 30

Contents 445 445e 450e English 1153136-26 Rev.1 3839 4243 1153136-26 Rev.1 English 102 Symbols in the operator’s manual KEY to SymbolsSymbols on the machine Decompression valve The valveContents What is what on the chain saw? IntroductionDear Customer General Safety Precautions Before using a new chain sawPersonal protective equipment Machine′s safety equipmentAlways use common sense Chain brake and front hand guardChain catcher Stop switchThrottle lockout Vibration damping systemGeneral rules Sharpening your chain and adjusting depth gauge settingCutting equipment Cutting equipment designed to reduce kickbackTensioning the chain Lubricating cutting equipment Bar 445 AssemblyFitting the bar and chain 445e, 450eFuel Handling FuelTransport and storage Fuel safetyFuelling Long-term storageStarting Starting and StoppingStarting and stopping Cold engineStopping Before use Basic safety rulesWorking Techniques General working instructionsBasic cutting technique TermsLimbing Tree felling technique How to avoid kickback What is kickback?Freeing a tree that has fallen badly Maintenance Carburettor adjustmentGeneral Right hand guard MufﬂerStarter Replacing the starter cordLubricating the bar tip sprocket Air ﬁlterSpark plug Needle bearing lubricationCooling system Air Injection centrifugal cleaningTemperature -5C or colder Winter useMaintenance schedule Daily maintenance Weekly maintenance Monthly maintenanceTechnical Data Technical dataBar and chain combinations Saw chain ﬁling and ﬁle gaugesEC-declaration of conformity Applies to Europe only EN ISO 12100-22003, Cispr 122005, EN ISOEnglish 1153136-26 Rev.1 1153136-26 Rev.1 English Original instructions 1153136-26