Husqvarna 965030292 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 Oper ator’ s manual (EP A II) Please read the operator’ s man ual carefully and mak e sure you understand the instructions before using the machine.[...]

2 – English KEY T O SYMBOLS Ke y 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 • App[...]

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

4 – English INTR ODUCTION Dear customer! Congratulations on y our choice to buy a Husqvarna 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 , for production of m uskets . The location was logical, since w ater power w as har[...]

English – 5 WHA T IS WHA T? What is what on the chain sa w? 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 1 Cylinder cov er 2 Star ter handle 3 Air purge 4 Stop s witch (Ignition on/off s witch.) 5 Rear handle 6 Choke control/Start throttle lock 7 Fuel tank 8 Adjuster screws , carburetor 9 Star ter 10 Chain oil tank 1[...]

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 instr uctions under the headings Fuel Handling and Star ting and Stopping[...]

English – 7 GENERAL SAFETY PRECA UTIONS chain saw usage if possib le. Y our dealer , forestry school or your libr ar y can provide inf or mation about which training materials and courses are av ailable . W ork is constantly in progress to improv e the design and technology - improv ements that increase your safety and efficiency . Visit your de[...]

8 – English GENERAL SAFETY PRECA UTIONS • The chain brak e (A) can either be activated man ually (by your left hand) or automatically b y the iner tia release mechanism. • The brak e is applied when the front hand guard (B) is pushed f orwards . • This mov ement activates a spring-loaded mechanism that tightens the brak e band (C) around th[...]

English – 9 GENERAL SAFETY PRECA UTIONS If the kickbac k is less violent or the kickback z one of the bar is closer to you the chain br ake is designed to be activated man ually by the mo vement of your left hand. • In the f elling position the left hand is in a position that makes man ual activation of the chain br ake impossib le. With this t[...]

10 – English GENERAL SAFETY PRECA UTIONS The machine ′ s vibration damping system reduces the transf er of vibration between the engine unit/cutting equipment and the machine ′ s handle unit. The body of the chain saw , including the cutting equipment, is insulated from the handles by vibr ation damping units. Cutting hardwoods (most broadlea[...]

English – 11 GENERAL SAFETY PRECA UTIONS • Keep the chain pr operly tensioned! If the chain is slack it is more likely to jump off and lead to increased w ear on the bar , chain and dr iv e sprock et. • Keep cutting equipment well lubricated and pr operly maintained! A poorly lubr icated chain is more lik ely to break and lead to increased we[...]

12 – English GENERAL SAFETY PRECA UTIONS Sharpening y our chain and adjusting depth gauge setting General information on sharpening cutting teeth • Ne ver use a b lunt chain. When the chain is blunt you ha ve to e x er t more pressure to f orce the bar through the wood and the chips will be very small. If the chain is very blunt it will produce[...]

English – 13 GENERAL SAFETY PRECA UTIONS General advice on adjusting depth gauge setting • When you sharpen the cutting tooth (A) the depth gauge setting (C) will decrease. T o maintain optimal cutting perf ormance the depth gauge (B) has to be filed down to achie ve the recommended depth gauge setting. See instructions under the heading T ech[...]

14 – English GENERAL SAFETY PRECA UTIONS Lubricating cutting equipment Chain oil Chain oil must demonstrate good adhesion to the chain and also maintain its flow characteristics regardless of whether it is warm summer or cold winter weather . As a chain saw man uf acturer we hav e dev eloped an optimal chain oil which has a vegetab le oil base. [...]

English – 15 GENERAL SAFETY PRECA UTIONS Needle bearing lubrication Both versions of sproc kets hav e a needle bear ing on the drive shaft, which has to be greased regularly (once a week). CA UTION! Use only high quality bear ing grease or engine oil. Checking wear on cutting equipment Check the chain daily f or : • Visible cr acks in riv ets a[...]

16 – English ASSEMBL Y Fitting the bar and chain Check that the chain br ake is in disengaged position b y moving the front hand guard to wards the front handle . Remov e the bar nuts and remove the clutch co v 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. Plac[...]

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 mix ed by 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 brak e should be activ ated when star ting the chain saw . Activate the chain brak e by pushing the front hand guard f orwards . Ignition; choke: Set the choke control in the chok e position. This should automatically set the stop s witch to the star t po[...]

20 – English ST AR TING AND ST OPPING CA UTION! Do not pull the star ter cord all the wa y out and do not let go of the star ter handle when the cord is fully e xtended. This can damage the machine. Note! Pull the front hand guard tow ards the front handle. The chain brak e is now disengaged. Y our saw is ready f or use. • Ne ver start a chain [...]

English – 21 W ORKING TECHNIQUES Bef ore use: 1 Check that the chain br ake w orks correctly and is not damaged. 2 Check that the rear right hand guard is not damaged. 3 Check that the throttle loc k wor ks 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 TECHNIQUES 5 T ake great care when cutting a tree that is under tension. A tree that is under tension ma y spring back to its normal position bef ore or after being cut. If you position y ourself 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 situation[...]

English – 23 W ORKING TECHNIQUES 5 In order to keep control of y our saw , alwa ys maintain a firm foothold. Ne ver w ork on a ladder , in a tree or on any other insecure suppor t. 6 Alwa ys use a fast cutting speed, i.e. full throttle. 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 ob[...]

24 – English W ORKING TECHNIQUES T wo factors decide whether the chain will jam or the object that you are cutting will split: the first is how the object is suppor ted bef ore and after cutting, and the second is whether it is in tension. In most cases you can a void these problems b y cutting in two stages; from the top and from the bottom. Y [...]

English – 25 W ORKING TECHNIQUES The log is supported at both ends. There is a high risk that the chain will jam. Star t by cutting from abo v e (about 1/3 of the wa y through). Finish by cutting from belo w so that the two cuts meet. T ree felling tec hnique Safe distance The saf e distance between a tree that is to be f elled and any one else w[...]

26 – English W ORKING TECHNIQUES Remov e any undergrowth from the base of the tree and chec k the area f or obstacles (stones, branches , holes, etc.) so that you ha ve a clear path of retreat when the tree star ts to f all. Y our path of retreat should be roughly 135 degrees a wa y from the intended f elling direction. Felling F elling is done u[...]

English – 27 W ORKING TECHNIQUES Finish the f elling 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 f elling hinge. The f elling hinge controls the direction that the tree f alls in. All control ov er the felling direction is lost i[...]

28 – English W ORKING TECHNIQUES Cutting trees and branches that are in tension Preparations: W ork out which side is in tension and where the point of maximum tension is (i.e. where it would break if it was bent e ven more). Decide which is the saf est wa y to release the tension and whether you are ab le to do it safely . In complicated situati[...]

English – 29 W ORKING TECHNIQUES Limbing Make sure that y ou can stand and move about saf ely . Work on the left side of the trunk. W or k as close as possib le to the chain saw f or maximum control. If possible, let the w eight of the chain saw rest on the trunk. K eep the tr unk between y ou and the chain saw as y ou mov e along the trunk. Cutt[...]

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

English – 31 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 screwed in too far , it may dama ge the p[...]

32 – English MAINTENANCE Checking the brake trig ger Place the chain saw on firm ground and star t it. Make 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 firmly , wrapping your fingers and thumbs around the handles. Apply full throttle and activate the[...]

English – 33 MAINTENANCE Make sure the vibr ation damping units are securely attached to the engine unit and handle unit. 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 attac[...]

34 – English MAINTENANCE • Undo the screw in the centre of the pulle y and remove the pulley . Inser t and fasten a new starter cord to the pulley . Wind appro x. 3 tur ns of the star ter cord onto the pulle y . Connect the pulley to the recoil spring so that the end of the spring engages in the pulley . Fit the screw in the center of the pulle[...]

English – 35 MAINTENANCE Spark plug The spark plug condition is influenced by: • Incorrect carburetor adjustment. • An incorrect fuel mixture (too much or incorrect type of oil). • A dir ty air filter . These f actors cause deposits on the spark plug electrodes, which ma y result in operating prob lems and star ting difficulties. If the [...]

36 – English MAINTENANCE ”Air Injection” centrifugal cleaning Centrifugal cleaning means the follo wing: All air to the carburetor passes through the starter . Dir t and dust is pushed out by the cooling f an. IMPOR T ANT! In order to maintain operation of the centrifugal cleaning system it must be regularly maintained. Clean the air intake t[...]

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 descr ibed 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 coolin[...]

38 – English TECHNICAL D A T A T echnical data 455 Engine Cylinder displacement, cu.in/cm 3 3,38/55,5 Cylinder bore, inch/mm 1,85/47 Stroke , inch/mm 1,28/32 Idle speed, r pm 2700 P ower , hp/kW @ r pm 3,4/2,5 @9000 Ignition system Manuf acturer of ignition system SEM T ype of ignition system CD Spark plug NGK BPMR 7A/ Champion RCJ 7Y Electrode g[...]

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 . The combinations of po wer head, bar and chain hav e been tested and found to be in accordance with the kic kback and vibration requirements of ANSI B[...]

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 ar na 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 no[...]

English – 41 AMERICAN ST AND ARD SAFETY PRECA UTIONS Safety precautions f or chain saw 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 ri[...]

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´®z+H8o¶5u¨ 2004-08-16 ´®z+H8o¶5u¨ 1140247-95[...]