Maintenance schedule | Husqvarna 550XPG, 545 instruction

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 daily 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 drive	Clean the carburettor compartment.	Empty the oil tank and clean the
	sprocket for excessive wear and	Clean the carburettor compartment.	inside.
	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.

36 – English

Image 36

Husqvarna 550XPG, 545 manual Maintenance schedule, Daily maintenance Weekly maintenance Monthly maintenance

Contents

Operator′s manual KEY to Symbols Symbols on the machineDecompression valve Symbols in the operator’s manual Contents Introduction Dear Customer What is WHAT? What is what on the chain saw? General Safety Precautions Before using a new chain saw Machine′s safety equipment Always use common sensePersonal protective equipment Chain brake and front hand guard General Safety Precautions Throttle lockout Chain catcherRight hand guard Vibration damping system Stop switch Cutting equipmentMufﬂer General rules Cutting equipment designed to reduce kickback Sharpening your chain and adjusting depth gauge setting Adjustment of depth gauge setting Tensioning the chainLubricating cutting equipment Cause serious or even fatal injury Filling with chain oil Checking chain lubricationChain drive sprocket Needle bearing lubrication Checking wear on cutting equipment Assembly Fitting the bar and chainFitting a spike bumper Working with the chain Fuel Handling Fuel Fuel safety FuelingTransport and storage Long-term storage Starting and Stopping Starting and stoppingStarting Cold engine Stopping Basic safety rules Working TechniquesBefore use General working instructions Working Techniques Basic cutting technique TermsLimbing Tree felling technique Safe distanceFelling direction Clearing the trunk and preparing your retreat Felling cutFelling Training we advise you not to fell trees Your saw General advice Freeing a tree that has fallen badlyFreeing a trapped tree Cutting trees and branches that are in tension How to avoid kickback What is kickback?Cutting the trunk into logs Maintenance Carburettor adjustmentGeneral Checking the inertia brake release Checking the brake triggerImmediately Mufﬂer Starter Changing a broken or worn starter cordTensioning the recoil spring Air ﬁlter Spark plugChanging a broken recoil spring Fitting the starter Adjustment of the oil pump Running when making adjustmentsLubricating the bar tip sprocket Needle bearing lubrication Air Injection centrifugal cleaning Temperature 0C or colderWinter use Heated handles Maintenance schedule Daily maintenance Weekly maintenance Monthly maintenance Technical Data Technical data 550XP TrioBrake 550XPG Guide bar and chain combinations Saw chain ﬁling and ﬁle gauges EC-declaration of conformity Applies to Europe onlyEN ISO 12100-2/A12009, Cispr 122007, EN ISO Page Page