Husqvarna 55 EPA I manual

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 55 EP A I Oper ator’ s manual Please r ead the operator’ s manual car efully and mak e sure y ou understand the instructions before using the machine.[...]

2 – English KEY T O SYMBOLS Symbols on the mac hine: 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 helme[...]

English – 3 CONTENTS Contents KEY T O SYMBOLS Symbols on the machine: .............................................. 2 Symbols in the operator’ s manual: ................................ 2 CONTENTS Contents ....................................................................... 3 INTR ODUCTION Dear customer! ....................................[...]

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 , for production of m uskets . The location was logical, since w ater power w as [...]

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

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 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 . W ork is constantly in progress to improv e the design and technology - improv ements that increase your safety and efficiency . Visit your[...]

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 • 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 type of grip , that is when the left hand is placed so that it cannot aff ect the mov ement of the front hand guard, the chain brak e can only be activated b y the iner tia ac[...]

10 – English GENERAL SAFETY PRECA UTIONS Vibration damping system Y our machine is equipped with a vibration damping system that is designed to reduce vibration and mak e operation easier . The machine ′ s vibration damping system reduces the tr ansf er of vibration between the engine unit/cutting equipment and the machine ′ s handle unit. Th[...]

English – 11 GENERAL SAFETY PRECA UTIONS General rules • Only use cutting equipment recommended b y us! See instructions under the heading T echnical data. • Keep the chain’ s cutting teeth properly sharpened! Follow our instructions and use the recommended file gauge . A damaged or badly sharpened chain increases the risk of accidents. ?[...]

12 – English GENERAL SAFETY PRECA UTIONS Chain • Chain pitch (inches) • Drive link width (mm/inches) • Number of drive links. 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 th[...]

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 demonstr ate 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 Chain drive sproc ket The clutch drum is fitted with one of the follo wing dr ive sprock ets: A Spur sprock et (the chain sprocket is welded on the drum) B Rim sprock et (replaceable) Regularly check the degree of wear on the driv e sprock et. Replace if wear is e xcessive. Replace the dr ive sproc ket wh[...]

16 – English ASSEMBL Y Fitting the bar and c hain 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. Pla[...]

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 inaccur acies can drast[...]

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 Starting 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: Slide the ignition s witch to the left. Choke: Set the choke control in the chok e position. Start throttle: The corr[...]

20 – English ST AR TING AND ST OPPING Pull the front hand guard to wards the front handle. The chain brak e is now disengaged. Y our saw is ready f or use. • Ne ver start a chain saw unless the bar , chain and all cov ers are fitted correctly . See instructions under the heading Assembly . Without a bar and chain attached to the chain saw the [...]

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 7 T ake great care when you 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 you. 8 Unless the user resists[...]

24 – English W ORKING TECHNIQUES Limbing When limbing thic k branches y ou 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 y ou attempt to cut should be remov ed from the pile, placed on a saw horse or runners and cut individually . Remov e the cut pieces from th[...]

English – 25 W ORKING TECHNIQUES T ree felling tec hnique Safe distance The saf e distance between a tree that is to be f elled 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” before or during felling. Felling direction The aim is to f ell the tree in a position where you can [...]

26 – English W ORKING TECHNIQUES Felling F elling is done using three cuts. First you 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 begin[...]

English – 27 W ORKING TECHNIQUES 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 sa w . There are methods f [...]

28 – English W ORKING TECHNIQUES How to a v oid kic kbac k What is kic kbac k? 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 , known as the kic kback zone , touches an object. Kickbac k always 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 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[...]

30 – English MAINTENANCE Correctly adjusted carb uretor When the carb uretor is correctly adjusted the machine accelerates without hesitation and the machine 4-cycles a little at max. speed. It is also impor tant that the chain does not rotate at idle. If the L-jet is set too lean it may cause star ting difficulties and poor acceleration. If the[...]

English – 31 MAINTENANCE Thr ottle lock • Make sure the throttle control is loc ked at the idle setting when the throttle lock is released. • Press the throttle lock and mak e sure it retur ns to its original position when you release it. • Check that the throttle control and throttle loc k move freely and that the return spr ings work prop[...]

32 – English MAINTENANCE 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 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.[...]

English – 33 MAINTENANCE T ensioning the recoil spring • Hook the star ter cord in the notch in the pulley and turn the star ter pulley about 2 turns clockwise . Note! Check that the pulle y can be tur ned an additional 1/ 2 turn when the star ter cord is pulled all the way out. Changing a br oken recoil spring • Lift up the star ter pulley .[...]

34 – English 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 [...]

English – 35 MAINTENANCE Winter use Running prob lems 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 th[...]

36 – English MAINTENANCE Maintenance sc hedule The f ollowing is a list of the maintenance that m ust be performed 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 cooli[...]

English – 37 TECHNICAL D A T A T echnical data 55 Rancher Engine Cylinder displacement, cu.in/cm 3 3,25/53,2 Cylinder bore, inch/mm 1,81/46 Stroke , inch/mm 1,26/32 Idle speed, r pm 2500 P ower , kW/ r pm 2,5/9000 Ignition system Manuf acturer of ignition system FHP T ype of ignition system ET Spark plug NGK BPMR 7A/ Champion RCJ 7Y Electrode gap[...]

38 – English TECHNICAL D A T A Recommended original and replacement bar and c hain combinations F ollowing is a list of recommended cutting equipment f or the Husqvarna chain saw model 55 Rancher . The combinations of po wer head, bar and chain hav e been investigated in accordance with the kic kback and vibration requirements of ANSI B 175.1–2[...]

English – 39 TECHNICAL D A T A Saw c hain filing and file gaug es[...]

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) Kic kback saf ety precautions With a basic understanding of kic kback, 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 r[...]

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´®z+R7y¶5m¨ 2006-04-06 ´®z+R7y¶5m¨ 1150238-95[...]