Husqvarna 460, 455e manuale d’uso

E E E E n n n n g g g g l l l l i i i i s s s s h h h h 455 Rancher 460 Oper ator’ s manual (EP A II) Please r ead the operator’ s manual carefully and mak e sure y ou understand the instructions before using the machine.[...]

2 – English KEY T O SYMBOLS K ey to symbols W ARNING! Chain saws can be dangerous! Careless or improper use can result in serious or fatal injury to the operator or others. Please read the operator’ s manual carefully and make sure y ou understand the instructions before using the machine . Alwa ys wear: • Approv ed protective helmet • Appr[...]

English – 3 CONTENTS Contents KEY T O SYMBOLS K ey to symbols ............................................................. 2 CONTENTS Contents ...................................................................... 3 INTR ODUCTION Dear customer! ............................................................ 4 WHA T IS WHA T? What is what on the cha[...]

4 – English INTR ODUCTION Dear customer! Cong ratulations on y our choice to buy a Husqv ar na product! Husqvarna is based on a tradition that dates back to 1689, when the Swedish King Karl XI ordered the construction of a factory on the banks of the Huskvarna River , f or production of muskets . The location was logical, since w ater power was h[...]

English – 5 WHA T IS WHA T? What is what on the c hain saw? 27 1 4 2 5 7 6 9 15 16 11 12 13 14 10 25 24 22 21 20 19 18 17 23 8 28 26 3 29 30 1 Cylinder cov er 2 Star ter handle 3 Air purge 4 Stop s witch (Ignition on/off switch.) 5 Rear handle 6 Choke control/Start throttle lock 7 Fuel tank 8 Adjuster screws carb uretor 9 Star ter 10 Chain oil ta[...]

6 – English GENERAL SAFETY PRECA UTIONS Bef ore using a new c hain saw • Please read this manual carefully . • Check that the cutting equipment is correctly fitted and adjusted. See instructions under the heading Assembly . • Refuel and star t the chain saw . See the instructions under the headings Fuel Handling and Star ting and Stopping.[...]

English – 7 GENERAL SAFETY PRECA UTIONS chain sa w usage if possible . Y our dealer , f orestr y school or your libr ar y can provide inf or mation about which training materials and courses are av ailable. Work is constantly in progress to impro ve the design and technology - improv ements that increase your saf ety and efficiency . Visit your [...]

8 – English GENERAL SAFETY PRECA UTIONS • This mov ement activates a spring-loaded mechanism that tightens the brak e band (C) around the engine dr ive system (D) (clutch drum). • The front hand guard is not designed solely to activate the chain brak e. Another important feature is that it reduces the risk of the chain hitting your left hand [...]

English – 9 GENERAL SAFETY PRECA UTIONS Will m y hand alwa ys activ ate the chain brake during a kickbac k? No . It tak es a cer tain force to mov e the hand guard f orward. If your hand only lightly touches the front guard or slips o ver it, the f orce may not be enough to trigger the chain brak e. Y ou should also maintain a firm gr ip of the [...]

10 – English GENERAL SAFETY PRECA UTIONS Cutting hardwoods (most broadleaf trees) creates more vibration than cutting softwoods (most conif ers). Cutting with cutting equipment that is blunt or f aulty (wrong type or badly shar pened) will increase the vibration le vel. Stop switc h Use the stop s witch to switch off the engine . Muffler The muf[...]

English – 11 GENERAL SAFETY PRECA UTIONS Cutting equipment designed to reduce kickbac k The only wa y to av oid kickbac k is to make sure that the kickbac k zone of the bar ne ver touches an ything. By using cutting equipment with ”built-in” kic kback reduction and keeping the chain sharp and well-maintained you can reduce the eff ects of kic[...]

12 – English GENERAL SAFETY PRECA UTIONS When you sharpen a cutting tooth there are four important f actors to remember . 1 Filing angle 2 Cutting angle 3 File position 4 Round file diameter It is very difficult to shar pen a chain correctly without the right equipment. W e recommend that you use our file gauge . This will help you obtain the [...]

English – 13 GENERAL SAFETY PRECA UTIONS through the depth gauge tool. The depth gauge setting is correct when you no longer f eel resistance as you dr aw the file along the depth gauge tool. T ensioning the chain The more you use a chain the longer it becomes . It is theref ore impor tant to adjust the chain regular ly to take up the slack. Che[...]

14 – English GENERAL SAFETY PRECA UTIONS If the chain lubrication is not working: • Check that the oil channel in the bar is not obstructed. Clean if necessar y . • Check that the g roove in the edge of the bar is clean. Clean if necessar y . • Check that the bar tip sproc ket turns freely and that the lubricating hole in the tip sprocket i[...]

English – 15 GENERAL SAFETY PRECA UTIONS • T o prolong the life of the bar y ou should tur n it ov er daily . ! W ARNING! Most chain saw accidents happen when the chain touches the operator . W ear personal protective equipment. See instructions under the heading P ersonal protective equipment. Do not tackle an y job that you f eel you are not [...]

16 – English ASSEMBL Y Fitting the bar and chain Check that the chain br ake is in disengaged position by moving the front hand guard to wards the front handle. Remov e the bar nuts and remov e the clutch cov er (chain brak e). T ake off the transportation r ing (A). Fit the bar ov er the bar bolts. Place the bar in its rear most position. Place [...]

English – 17 FUEL HANDLING Fuel Note! The machine is equipped with a two-stroke engine and must alwa ys be run using a mixture of gasoline and two- stroke oil. It is impor tant to accurately measure the amount of oil to be mix ed to ensure that the correct mixture is obtained. When mixing small amounts of fuel, e ven small inaccuracies can drasti[...]

18 – English FUEL HANDLING Fueling Clean the area around the fuel cap . Clean the fuel and chain oil tanks regularly . The fuel filter must be replaced at least once a year . Contamination in the tanks causes malfunction. Make sure the fuel is w ell mixed b y shaking the container bef ore refuelling. The capacities of the chain oil tank and fuel[...]

English – 19 ST AR TING AND ST OPPING Star ting and stopping Cold engine Starting: The chain brake should be activ ated when star ting the chain saw . Activ ate the chain brake b y pushing the front hand guard f orwards. Ignition; choke (A): Set the chok e control in the choke position. This should automatically set the stop switch to the star t [...]

20 – English ST AR TING AND ST OPPING Note! Pull the front hand guard tow ards the front handle. The chain brak e is now disengaged. Y our sa w is ready for use . • Ne ver star t a chain saw unless the bar , chain and all cov ers are fitted correctly . See instr uctions under the heading Assembly . Without a bar and chain attached to the chain[...]

English – 21 W ORKING TECHNIQ UES Bef ore use: 1 Check that the chain br ake works correctly and is not damaged. 2 Check that the rear right hand guard is not damaged. 3 Check that the throttle loc k works correctly and is not damaged. 4 Check that the stop s witch works correctly and is not damaged. 5 Check that all handles are free from oil. 6 [...]

22 – English W ORKING TECHNIQ UES incorrectly or make the cut in the wrong place the tree ma y hit you or the machine and cause y ou to lose control. Both situations can cause serious personal injur y . 6 Bef ore moving your chain sa w switch off the engine and lock the chain using the chain br ake. Carr y the chain saw with the bar and chain poi[...]

English – 23 W ORKING TECHNIQ UES 7 T ake great care when y ou cut with the top edge of the bar , i.e. when cutting from the underside of the object. This is known as cutting with a pushing chain. The chain tries to push the chain saw bac k towards the user . If the saw chain is jamming, the saw ma y be pushed back at y ou. 8 Unless the user resi[...]

24 – English W ORKING TECHNIQ UES The f ollowing instructions descr ibe how to handle the common situations you are lik ely to encounter when using a chain saw . Limbing When limbing thick br anches you should use the same approach as f or cutting. Cut difficult branches piece b y piece. Cutting If you ha ve a pile of logs , each log you attempt[...]

English – 25 W ORKING TECHNIQ UES T ree f elling technique Safe distance The saf e distance between a tree that is to be felled and any one else working nearby is at least 2 1/2 tree lengths. Make sure that no-one else is in this ”risk zone” bef ore or during felling. Felling direction The aim is to f ell the tree in a position where you can [...]

26 – English W ORKING TECHNIQ UES Felling F elling is done using three cuts. First y ou make the directional cuts, which consist of the top cut and the bottom cut, then y ou finish with the f elling cut. By placing these cuts correctly you can control the f elling direction very accurately . Directional cuts T o make the directional cuts you beg[...]

English – 27 W ORKING TECHNIQ UES W e recommend that you use a bar that is longer than the diameter of the tree, so that y ou can make the f elling cut and directional cuts with single cutting strokes . See instructions under the heading T echnical data section to find out which lengths of bar are recommended f or your saw . There are methods f [...]

28 – English W ORKING TECHNIQ UES How to a v oid kic kback What is kic kback? The word kic kback is used to describe the sudden reaction that causes the chain saw and bar to jump off an object when the upper quadrant of the tip of the bar , kno wn as the kickback zone , touches an object. Kickbac k alwa ys occurs in the cutting plane of the bar .[...]

English – 29 MAINTENANCE General The user must only carry out the maintenance and ser vice work described in this manual. More e xtensive work must be carried out by an authorised ser vice workshop. Carb uretor adjustment Due to e xisting environmental and emissions legislation your chain saw is equipped with mo vement limiters on the carburetor [...]

30 – English MAINTENANCE High speed jet H At the factory the engine is adjusted at sea level. When working at a high altitude or in diff erent weather conditions, temperatures and atmospheric humidity , it may be necessary to make minor adjustments to the high speed jet. CA UTION! If the high speed jet is scre wed in too far , it may dama ge the [...]

English – 31 MAINTENANCE Checking the brake trig ger Place the chain saw on firm ground and star t it. Mak e sure the chain does not touch the ground or any other object. See the instructions under the heading Star t and stop. Grasp the chain sa w fir mly , wrapping y our fingers and thumbs around the handles. Apply full throttle and activate [...]

32 – English MAINTENANCE Stop switc h Star t the engine and make sure the engine stops when y ou mov e the stop switch to the stop setting. Muffler Ne ver use a machine that has a f aulty muffler . Regularly check that the muffler is securely attached to the machine. Some mufflers are equipped with a special spark arrestor mesh. If y our mach[...]

English – 33 MAINTENANCE Star ter Changing a br oken or worn starter cord • Loosen the screws that hold the starter against the crankcase and remov e the star ter . • Pull out the cord appro x. 30 cm (12 inches) and hook it into the notch in the rim of the pulley . Release the recoil spring by letting the pulley rotate slo wly backw ards. •[...]

34 – English MAINTENANCE Air filter The air filter must be regularly cleaned to remov e dust and dir t in order to av oid: • Carburettor malfunctions • Star ting problems • Loss of engine power • Unnecessar y wear to engine par ts • Excessive fuel consumption. • Remov e the air filter after taking off the air filter cov er . When [...]

English – 35 MAINTENANCE Needle bearing lubrication The clutch drum has a needle bear ing on the output shaft. This needle bearing must be lubricated regular ly (once a week). When lubricating, remove the clutch co ver b y loosening the two bar nuts . La y the saw on its side with the clutch drum upwards . Lubrication inv olves engine oil drippin[...]

36 – English MAINTENANCE Winter use Running problems can occur when using the machine in the cold and snowy conditions caused b y: • T oo low engine temperature. • Icing of the air filter and carburetor . Special measures are theref ore often required: • P ar tly mask the air inlet on the star ter to increase the working temperature of the[...]

English – 37 MAINTENANCE Maintenance schedule The f ollowing is a list of the maintenance that must be perf or med on the machine. Most of the items are described in the Maintenance section. Daily maintenance W eekly maintenance Monthly maintenance Clean the outside of the machine. On chain saws without a catalytic conv er ter , check the cooling[...]

38 – English TECHNICAL D A T A T echnical data 455 460 Engine Cylinder displacement, cu.in/cm 3 3,38/55,5 3,68/60,3 Cylinder bore, inch/mm 1,85/47 1,93/49 Stroke , inch/mm 1,26/32 1,26/32 Idle speed, r pm 2700 2700 P ow er , kW/hp @ r pm 3,5/2,6 @ 9000 3,7/2,7 @ 9000 Ignition system Manuf acturer of ignition system SEM SEM T ype of ignition syste[...]

English – 39 TECHNICAL D A T A Recommended original and replacement bar and chain combinations F ollowing is a list of recommended cutting equipment f or the Husqvarna chain saw model 455 Rancher 460. The combinations of power head, bar and chain ha ve been tested and f ound to be in accordance with the kic kback and vibration requirements of ANS[...]

40 – English FEDERAL EMISSION CONTR OL W ARRANTY ST A TEMENT Y OUR W ARRANTY RIGHTS AND OBLIGA TIONS The EP A (The US Environmental Protection Agency), Environment Canada and Husqv arna Forest & Garden are pleased to e xplain the emissions control system warranty on your 2001 and later small nonroad engine . In U .S. and Canada, new small non[...]

English – 41 AMERICAN ST AND ARD SAFETY PRECA UTIONS Safety precautions f or chain sa w users (ANSI B 175.1-2000 Anne x C) Kickbac k safety precautions With a basic understanding of kickbac k, you can reduce or eliminate the element of sur prise. Sudden surpr ise contributes to accidents. K eep a good fir m grip on the saw with both hands , the [...]

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´®z+H8o¶5u¨ 2005-04-19 ´®z+H8o¶5u¨ 1140247-95[...]