Husqvarna 1153181-26, Operator'S Manual

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 576 XPG Operator s manual Please read the operator s manual carefully and make sure you understand the instructions before using the machine ...

Page 2: ... valve when starting the machine Ignition choke Set the choke control in the choke position This should automatically set the stop switch to the start position Adjustment of the oil pump Chain brake activated right Chain brake not activated left Other symbols decals on the machine refer to special certification requirements for certain markets Symbols in the operator s manual Switch off the engine...

Page 3: ...l safety 19 STARTING AND STOPPING Starting and stopping 21 WORKING TECHNIQUES Before use 23 General working instructions 23 How to avoid kickback 30 MAINTENANCE General 31 Carburettor adjustment 31 Checking maintaining and servicing chain saw safety equipment 32 Muffler 34 Starter 35 Air filter 36 Spark plug 36 Lubricating the bar tip sprocket 36 Needle bearing lubrication 37 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: ...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 This chain saw for forest service is designed for f...

Page 7: ...y equipment In this section the machine s safety 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 incre...

Page 8: ...d to prevent the saw chain from rotating Use the chain brake as a parking brake when starting and when moving over short distances to reduce the risk of moving chain accidentally hitting your leg or anyone or anything close by To release 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 ac...

Page 9: ...st your brake must be in working order Testing the brake is simple see instructions under the heading Checking maintaining and servicing chain saw safety equipment We recommend you do before you begin each work session Second the kickback must be strong enough to activate the chain brake If the chain brake is too sensitive it would activate all the time which would be a nuisance Will my chain brak...

Page 10: ...a high risk of fires These areas are sometimes subject to government rules requiring among other things the muffler must be equipped with an approved type of spark arrestor mesh WARNING Overexposure to vibration can lead to circulatory damage or nerve damage in people who have impaired circulation Contact your doctor if you experience symptoms of overexposure to vibration Such symptoms include num...

Page 11: ...kickback The only way to avoid kickback is to make sure that the kickback zone of the bar never touches anything By using cutting equipment with built in kickback reduction and keeping the chain sharp and well maintained you can reduce the effects of kickback Bar The smaller the tip radius the lower the chance of kickback Chain A chain is made up of a number of links which are available in standar...

Page 12: ...is very blunt it will produce wood powder and no chips or shavings A sharp chain eats its way through the wood and produces long thick chips or shavings The cutting part of the chain is called the cutter and consists of a cutting tooth A and the depth gauge B The cutters cutting depth is determined by the difference in height between the two depth gauge setting When you sharpen a cutting tooth the...

Page 13: ... has to be filed down to achieve the recommended depth gauge setting See instructions under the heading Technical data to find the correct depth gauge setting for your particular chain Adjustment of depth gauge setting The cutting teeth should be newly sharpened before adjusting the depth gauge setting We recommend that you adjust the depth gauge setting every third time you sharpen the cutting te...

Page 14: ...hether it is warm summer or cold winter weather As a chain saw manufacturer we have developed an optimal chain oil which with its vegetable oil base is also biodegradable We recommend the use of our own oil for both maximum chain life and to minimise environmental damage If our own chain oil is not available standard chain oil is recommended Never use waste oil Using waste oil can be dangerous to ...

Page 15: ... service agent Chain drive sprocket The clutch drum is fitted with one of the following drive sprockets A Spur sprocket the chain sprocket is welded on the drum B Rim sprocket replaceable Regularly check the degree of wear on the drive sprocket Replace if wear is excessive Replace the drive sprocket whenever you replace the chain Needle bearing lubrication Both versions of sprockets have a needle ...

Page 16: ... Wear personal protective equipment See instructions under the heading Personal protective equipment Do not tackle any job that you feel you are not adequately trained for See instructions under the headings Personal protective equipment How to avoid kickback Cutting equipment and General working instructions Avoid situations where there is a risk of kickback See instructions under the heading Mac...

Page 17: ... 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 18: ... Note that carburettor adjustment may be necessary when changing the type of fuel see the instructions under the heading Carburettor Running in Avoid running at a too high speed for extended periods during the first 10 hours Two stroke 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 oi...

Page 19: ...g or mixing fuel petrol and 2 stroke oil Move the machine at least 3 m from the refuelling point before starting it Never start the machine 1 If you have spilt fuel or chain oil on the machine Wipe off the spillage and allow remaining fuel to evaporate 2 If you have spilt fuel on yourself or your clothes change your clothes Wash any part of your body that has come in contact with fuel Use soap and...

Page 20: ...e fuel and chain oil at your local petrol station The bar guard must always be fitted to the cutting attachment when the machine is being transported or in storage in order to prevent accident contact with the sharp chain Even a non moving chain can cause serious cuts to yourself or persons you bump into with an exposed chain Secure the machine during transport Long term storage Empty the fuel oil...

Page 21: ...ld the chain saw on the ground by 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 cor...

Page 22: ...us injury The chain brake should 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...

Page 23: ...ranches 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 tree that is in tension A tree that is in tension may spring back to its normal ...

Page 24: ...ght 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 they can jam in the saw chain and be thrown towards you Even if this does not need to be a danger you may be surprised and lose control of ...

Page 25: ...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 26: ...rn 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 from below about 1 3 of the way through Finish by cutting from above so that the two cuts meet The log is supported at both ends There is a high risk that the chain will jam Start by cutting from...

Page 27: ...sk See instructions under the heading Freeing a tree that has fallen badly Clearing the trunk and preparing your retreat Delimb the stem up to shoulder height It is safer to work from the top down and to have the tree between you and the saw Remove any undergrowth from the base of the tree and check the area for obstacles stones branches holes etc so that you have a clear path of retreat when the ...

Page 28: ...e or breaking bar into the cut as soon as it is deep enough Finish the felling cut parallel with the directional cut line so that the distance between them is at least 1 10 of the trunk diameter The uncut section of the trunk is called the felling hinge The felling hinge controls the direction that the tree falls in All control over the felling direction is lost if the felling hinge is too narrow ...

Page 29: ...se the tension and whether you are able to do it safely In complicated situations the only safe method is to put aside your chain saw and use a winch General advice Position yourself so that you will be clear of the tree or branch when the tension is released Make one or more cuts at or near the point of maximum tension Make as many cuts of sufficient depth as necessary to reduce the tension and m...

Page 30: ...lose as possible to the chain saw for maximum control If possible let the weight of the chain saw rest on the trunk Keep the trunk between you and the chain saw as you move along the trunk Cutting the trunk into logs See instructions under the heading Basic cutting technique WARNING Kickback can happen very suddenly and violently kicking the chain saw bar and chain back at the user If this happens...

Page 31: ...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 32: ...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 33: ...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 34: ...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 35: ...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 36: ...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 37: ...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 38: ...vent e g the air filter icing up again When fitting the winter cover in position B the centrifugal cleaning nozzle is blocked This measure requires the air filter to be cleaned more regularly Temperature 5 C or colder For running the machine in cold weather 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 amo...

Page 39: ...hese are supplied with electricity from a generator built into the chain saw Electrical carburettor heating 576 XPG If this chain saw has the model code XPG then it is equipped with an electrically heated carburettor The electrical heating prevents icing in the carburettor A thermostat regulates heating so that the carburettor always has the correct working temperature ...

Page 40: ... 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 41: ...k plug NGK BPMR 7A Champion RCJ 7Y NGK BPMR 7A Champion RCJ 7Y NGK BPMR 7A Champion RCJ 7Y Electrode gap mm 0 5 0 5 0 5 Fuel and lubrication system Fuel tank capacity litre 0 7 0 7 0 7 Oil pump capacity at 9 000 rpm ml min 5 22 5 22 5 22 Oil tank capacity litre 0 40 0 40 0 40 Type of oil pump Automatic Automatic Automatic Weight Chain saw without bar or chain empty tanks kg 6 6 6 6 6 8 Noise emiss...

Page 42: ...ents are approved for the models Husqvarna 570 576XP and 576XPG Saw chain filing and file gauges Bar Chain Length inch Pitch inch Gauge mm Max nose radius Type Length drive links no 15 3 8 1 5 11T Husqvarna H42 56 16 3 8 1 5 60 18 3 8 1 5 68 20 3 8 1 5 72 24 3 8 1 5 84 28 3 8 1 5 92 ...

Page 43: ...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 2006 42 EC article 12 point 3b The certificates for EC type examination in accordance with annex IX have the numbers 0404 09 2084 In...

Page 44: ...1153181 26 z U2 66 z U2 66 2010 02 01 Original instructions ...