Husqvarna 570 576 XP Operator'S Manual Download Page 3

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CONTENTS

English

–

Contents

KEY TO SYMBOLS

Symbols on the machine:

Symbols in the operator’s manual:

CONTENTS

Contents 3

INTRODUCTION

Dear Customer,

WHAT IS WHAT?

What is what on the chain saw?

GENERAL SAFETY PRECAUTIONS

Before using a new chain saw

Important 6

Always use common sense

Personal protective equipment

Machine

′

s safety equipment

Cutting equipment

ASSEMBLY

Fitting the bar and chain

FUEL HANDLING

Fuel 17

Fuelling 18

Fuel safety

STARTING AND STOPPING

Starting and stopping

WORKING TECHNIQUES

Before use:

General working instructions

How to avoid kickback

MAINTENANCE

General 29

Carburettor adjustment

Checking, maintaining and servicing chain saw
safety equipment

Muffler 32

Starter 33

Air filter

Spark plug

Lubricating the bar tip sprocket

Needle bearing lubrication

Adjustment of the oil pump

Cooling system

”Air Injection” centrifugal cleaning

Winter use

Heated handles

Maintenance schedule

TECHNICAL DATA

Technical data

Bar and chain combinations

Saw chain filing and file gauges

EC-declaration of conformity

Summary of Contents for 570 576 XP

Page 1: ...E E E En n n ng g g gl l l li i i is s s sh h h h 570 576 XP Operator s manual Please read the operator s manual carefully and make sure you understand the instructions before using the machine ...

Page 2: ...on is specified in chapter Technical data and on label Other symbols decals on the machine refer to special certification requirements for certain markets Symbols in the operator s manual Switch off the engine by moving the stop switch to the STOP position before carrying out any checks or maintenance Always wear approved protective gloves Regular cleaning is required Visual check Protective goggl...

Page 3: ...l safety 18 STARTING AND STOPPING Starting and stopping 19 WORKING TECHNIQUES Before use 21 General working instructions 21 How to avoid kickback 28 MAINTENANCE General 29 Carburettor adjustment 29 Checking maintaining and servicing chain saw safety equipment 30 Muffler 32 Starter 33 Air filter 34 Spark plug 34 Lubricating the bar tip sprocket 34 Needle bearing lubrication 35 Adjustment of the oil...

Page 4: ...dustry Husqvarna s aim is also to be in the front edge according to ergonomics usability security and environmental protection That is the reason why we have developed many different features to provide our products within these areas We are convinced that you will appreciate with great satisfaction the quality and performance of our product for a very long time to come The purchase of one of our ...

Page 5: ...le lock 8 Fuel tank 9 Starter 10 Chain oil tank 11 Throttle lockout 12 Cylinder cover 13 Front handle 14 Front hand guard 15 Muffler 16 Bar tip sprocket 17 Chain 18 Bar 19 Spike bumper 20 Chain catcher 21 Chain tensioning screw 22 Oil pump adjustment screw 23 Clutch cover 24 Right hand guard 25 Throttle control 26 Operator s manual 27 Combination spanner 28 Bar guard 29 Information and warning dec...

Page 6: ...chine As the machine is equipped with a spring loaded stop switch and can be started by low speed and force on the starter handle even small children under some circumstances can produce the force necessary to start the machine This can mean a risk of serious personal injury Therefore remove the spark plug cap when the machine is not under close supervision IMPORTANT The machine is only designed f...

Page 7: ...features and their function are explained For inspection and maintenance see instructions under the heading Checking maintaining and servicing chain saw safety equipment See instructions under the heading What is what to find where these parts are located on your machine The life span of the machine can be reduced and the risk of accidents can increase if machine maintenance is not carried out cor...

Page 8: ...ase the chain brake pull the front hand guard backwards towards the front handle Kickback can be very sudden and violent Most kickbacks are minor and do not always activate the chain brake If this happens you should hold the chain saw firmly and not let go The way the chain brake is activated either manually or automatically by the inertia release mechanism depends on the force of the kickback and...

Page 9: ... the chain brake If the chain brake is too sensitive it would activate all the time which would be a nuisance Will my chain brake always protect me from injury in the event of a kickback No First the chain brake must be in working order to provide the intended protection Second it must be activated during the kickback as described above to stop the saw chain Third the chain brake may be activated ...

Page 10: ...chain breaking or jumping off the bar Obtain optimal cutting performance Extend the life of cutting equipment Avoid increasing vibration levels General rules Only use cutting equipment recommended by us See instructions under the heading Technical data Keep the chain s cutting teeth properly sharpened Follow our instructions and use the WARNING Overexposure to vibration can lead to circulatory dam...

Page 11: ...describe the bar and chain To maintain the safety features of the cutting equipment you should replace a worn or damaged bar or chain with a bar and chain combinations recommended by Husqvarna See instructions under the heading Technical Data for a list of replacement bar and chain combinations we recommend Bar Length inches cm Number of teeth on bar tip sprocket T Chain pitch inches The spacing b...

Page 12: ...le position 4 Round file diameter It is very difficult to sharpen a chain correctly without the right equipment We recommend that you use our file gauge This will help you obtain the maximum kickback reduction and cutting performance from your chain See instructions under the heading Technical data for information about sharpening your chain Sharpening cutting teeth To sharpen cutting teeth you wi...

Page 13: ...e depth gauge that protrudes through the depth gauge tool The depth gauge setting is correct when you no longer feel resistance as you draw the file along the depth gauge tool Tensioning the chain The more you use a chain the longer it becomes It is therefore important to adjust the chain regularly to take up the slack Check the chain tension every time you refuel NOTE A new chain has a running in...

Page 14: ...an the oil and that you also use the recommended cutting equipment a bar that is too long will use more chain oil Checking chain lubrication Check the chain lubrication each time you refuel See instructions under the heading Lubricating the bar tip sprocket Aim the tip of the bar at a light coloured surface about 20 cm 8 inches away After 1 minute running at 3 4 throttle you should see a distinct ...

Page 15: ...to only 4 mm the chain must be replaced Bar Check regularly Whether there are burrs on the edges of the bar Remove these with a file if necessary Whether the groove in the bar has become badly worn Replace the bar if necessary Whether the tip of the bar is uneven or badly worn If a hollow forms on the underside of the bar tip this is due to running with a slack chain To prolong the life of the bar...

Page 16: ... correctly over the drive sprocket and that the chain is correctly located in the groove in the bar Tighten the bar nuts finger tight Tension the chain by turning the chain tensioning screw clockwise using the combination spanner The chain should be tensioned until it does not sag from the underside of the bar The chain is correctly tensioned when it does not sag from the underside of the bar but ...

Page 17: ...troke oil For best results and performance use HUSQVARNA two stroke engine oil which is specially formulated for our air cooled two stroke engines Never use two stroke oil intended for water cooled engines sometimes referred to as outboard oil rated TCW Never use oil intended for four stroke engines A poor oil quality and or too high oil fuel ratio may jeopardise function and decrease the life tim...

Page 18: ...er designed for that purpose For longer periods of storage or for transport of the chain saw the fuel and chain oil tanks should be emptied Ask where you can dispose of waste fuel and chain oil at your local petrol station Ensure the machine is cleaned and that a complete service is carried out before long term storage The bar guard must always be fitted to the cutting attachment when the machine ...

Page 19: ...y placing your right foot through the rear handle Pull the starter handle with your right hand and pull out the starter cord slowly until you feel a resistance as the starter pawls engage then pull firmly and rapidly Never twist the starter cord around your hand CAUTION Do not pull the starter cord all the way out and do not let go of the starter handle when the cord is fully extended This can dam...

Page 20: ... be activated when starting Se instructions under the heading Start and stop Do not drop start This method is very dangerous because you may lose control of the saw Never start the machine indoors Exhaust fumes can be dangerous if inhaled Observe your surroundings and make sure that there is no risk of people or animals coming into contact with the cutting equipment Always hold the saw with both h...

Page 21: ... avoid cutting bushes i e cutting many small branches at the same time Small branches can be grabbed by the chain and thrown back at you causing serious injury 4 Make sure you can move and stand safely Check the area around you for possible obstacles roots rocks branches ditches etc in case you have to move suddenly Take great care when working on sloping ground 5 Take great care when cutting a tr...

Page 22: ...he handles 3 Most kickback accidents happen during limbing Make sure you are standing firmly and that there is nothing in the way that might make you trip or lose your balance Lack of concentration can lead to kickback if the kickback zone of the bar accidentally touches a branch nearby tree or some other object Have control over the workpiece If the pieces you intend to cut are small and light th...

Page 23: ...ns under the heading How to avoid kickback Terms Cutting General term for cutting through wood Limbing Cutting branches off a felled tree Splitting When the object you are cutting breaks off before the cut is complete There are five important factors you should consider before making a cut 1 Make sure the cutting equipment will not jam in the cut 2 Make sure the object you are cutting will not spl...

Page 24: ... all the way through the log from above Avoid letting the chain touch the ground as you finish the cut Maintain full throttle but be prepared for what might happen If it is possible can you turn the log stop cutting about 2 3 of the way through the log Turn the log and finish the cut from the opposite side The log is supported at one end There is a high risk that it will split Start by cutting fro...

Page 25: ...u first intended Another very important factor which does not affect the felling direction but does affect your safety is to make sure the tree has no damaged or dead branches that might break off and hit you during felling The main point to avoid is letting the tree fall onto another tree It is very dangerous to remove a trapped tree and there is high accident risk See instructions under the head...

Page 26: ...sen felling direction Felling cut The felling cut is made from the opposite side of the tree and it must be perfectly horizontal Stand on the left side of the tree and cut on the pull stroke Make the felling cut about 3 5 cm 1 5 2 inches above the bottom directional cut Set the spike bumper if one is fitted just behind the felling hinge Use full throttle and advance the chain bar slowly into the t...

Page 27: ...ng trees with a diameter larger than the bar length However these methods involve a much greater risk that the kickback zone of the bar will come into contact with the tree Freeing a tree that has fallen badly Freeing a trapped tree It is very dangerous to remove a trapped tree and there is high accident risk Never try to fell the tree that is trapped Never work in the risk zone of the hanging tra...

Page 28: ...w may move in a different direction depending on the way it was being used when the kickback zone of the bar touched the object Kickback only occurs if the kickback zone of the bar touches an object Limbing Make sure that you can stand and move about safely Work on the left side of the trunk Work as close as possible to the chain saw for maximum control If possible let the weight of the chain saw ...

Page 29: ...rotates while idling theT screw must be turned anti clockwise until the chain stops Rec idle speed 2700 rpm Fine adjustment When the machine has been run in the carburettor should be finely adjusted The fine adjustment should be carried out by a qualified person First adjust the L jet then the idling screw T and then the H jet Changing the type of fuel Fine tuning may be required if the chain saw ...

Page 30: ...s the spark is cut off the rev counter does not show speeds higher than 13300 rpm Correctly adjusted carburettor When the carburettor is correctly adjusted the machine accelerates without hesitation and 4 cycles a little at full throttle It is also important that the chain does not rotate at idle If the L jet is set too lean it may cause starting difficulties and poor acceleration If the H jet is ...

Page 31: ...bs around the handles Apply full throttle and activate the chain brake by tilting your left wrist forward onto the front hand guard Do not let go of the front handle The chain should stop immediately Throttle lockout Make sure the throttle control is locked at the idle setting when the throttle lockout is released Press the throttle lockout and make sure it returns to its original position when yo...

Page 32: ...at the muffler is securely attached to the machine Some mufflers are equipped with a special spark arrestor mesh If your machine has this type of muffler you should clean the mesh at least once a week This is best done with a wire brush A blocked mesh will cause the engine to overheat and may lead to serious damage Note The mesh must be replaced if it is damaged If the mesh is blocked the machine ...

Page 33: ...ck that the pulley can be turned at least a further 1 2 turn when the starter cord is pulled all the way out Changing a broken recoil spring Lift off the pulley See instructions under heading Changing a broken or worn starter cord Remove the recoil spring from inside the pulley by tapping the pulley lightly with its inside face downwards against a work bench or the like If the spring pops out duri...

Page 34: ...ding to working conditions weather season etc Contact your dealer for advice Spark plug The spark plug condition is influenced by Incorrect carburettor adjustment An incorrect fuel mixture too much or incorrect type of oil A dirty air filter These factors cause deposits on the spark plug electrodes which may result in operating problems and starting difficulties If the machine is low on power diff...

Page 35: ...ins on the flywheel 4 Cooling fins on the cylinder 5 Cylinder cover directs cold air over the cylinder Clean the cooling system with a brush once a week more often in demanding conditions A dirty or blocked cooling system results in the machine overheating which causes damage to the piston and cylinder Note The cooling system on a chain saw with catalytic converter must be cleaned daily This is pa...

Page 36: ...or powder snow a special cover is available which is mounted on the starter housing This reduces the intake of cold air and prevents large amounts of snow from being sucked in CAUTION If the special winterising kit has been fitted or any measures have been taken to increase the temperature these changes must be reversed before the machine is used in normal temperature conditions Otherwise there is...

Page 37: ... Check the lubrication hole in the bar to be sure it is not clogged Clean the bar groove If the bar has a sprocket tip this should be lubricated Lubricate the clutch drum bearing Clean the outside of the carburettor Check that the bar and chain are getting sufficient oil File off any burrs from the edges of the bar Check the fuel filter and the fuel hose Replace if necessary Check the saw chain wi...

Page 38: ...Spark plug NGK BPMR 7A Champion RCJ 7Y NGK BPMR 7A Champion RCJ 7Y Electrode gap mm 0 5 0 5 Fuel and lubrication system Manufacturer of carburettor Zama Zama Carburettor type C1M EL28A C1M EL28A Fuel tank capacity litre 0 7 0 7 Oil pump capacity at 9 000 rpm ml min 5 22 5 22 Oil tank capacity litre 0 40 0 40 Type of oil pump Automatic Automatic Weight Chain saw without bar or chain empty tanks kg ...

Page 39: ...chapter Technical data The following standards have been applied EN ISO 12100 2 2003 CISPR 12 2001 EN ISO 11681 1 2004 Notified body 0404 SMP Svensk Maskinprovning AB Fyrisborgsgatan 3 SE 754 50 Uppsala Sweden has carried out EC type examination in accordance with the machinery directive s 98 37 EC article 8 point 2c The certificates for EC type examination in accordance with annex VI have the num...

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