Husqvarna 336 EPA I 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 336 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? 26 29 23 24 27 17 10 5 7 2 9 11 31 8 88 6 12 1 3 4 14 15 16 30 18 19 20 21 22 28 13 32 1 Filter cov er 2 Air purge 3 F ront handle 4 F ront hand guard 5 Star ter 6 Chain oil tank 7 Star ter handle 8 Adjuster screws carb uretor 9 Choke control Choke control/Start throttle lock W orking po[...]

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 . Work 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 • File all the teeth to the same length. When the length of the cutting teeth is reduced to 4 mm (0.16") the chain is worn out and should be replaced. General advice on adjusting depth gauge setting • When you sharpen the cutting teeth you reduce the rak er clearance (=cutting depth). T o maintain[...]

14 – English GENERAL SAFETY PRECA UTIONS 339XP • Loosen the bar nuts that hold the clutch cov er/chain brake . Use the combination spanner . Then tighten the bar n uts by hand as tight as y ou can. • Raise the tip of the bar and stretch the chain by tightening the chain tensioning screw using the combination spanner . Tighten the chain until [...]

English – 15 GENERAL SAFETY PRECA UTIONS • Check that the bar tip sproc ket tur ns freely and that the lubricating hole in the tip sprocket is not b locked. Clean and lubricate if necessar y . If the chain lubrication system is still not working after carr ying out the abov e checks and associated measures you should contact your servicing deal[...]

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 been run using a mixture of gasoline and two- stroke engine 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 c[...]

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: Set the stop s witch to the star t position. Choke: Set the choke control in the chok e position. Primer b ulb: Press[...]

20 – English ST AR TING AND ST OPPING Note! 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 clutch cov er are fitted correctly . See instructions under the heading Assembly . Without a bar and chain attached to the 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 kout 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.[...]

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. Carb uretor adjustment Due to e xisting environmental and emissions legislation y our chain saw is equipped with mo v ement limiters on the carburetor adjuster scre ws. These limit the adjustment possibilities to a maximum of [...]

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

English – 31 MAINTENANCE Checking the brake trig ger Place the chain sa w 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 th[...]

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 screen. If your mac[...]

English – 33 MAINTENANCE • Undo the screw in the centre of the pulle y and remove the pulley . Inser t and f asten 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 pull[...]

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 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[...]

36 – English TECHNICAL D A T A T echnical data 336 Engine Cylinder displacement, cu.in/cm 3 2,15/35,2 Cylinder bore, inch/mm 1,50/38,0 Stroke , inch/mm 1,22/31 Idle speed, r pm 2800 P ower , kW/ r pm 1,5/9600 Ignition system Manuf acturer of ignition system SEM T ype of ignition system CD Spark plug NGK BPMR 7A/ Champion RCJ 7Y Electrode gap , in[...]

English – 37 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 336. The combinations of power head, bar and chain hav e been tested and found to be in accordance with the kic kback and vibration requirements of ANSI B 175.1–[...]

38 – English FEDERAL EMISSION CONTR OL W ARRANTY ST A TEMENT ´®z+R7•¶5B¨ ´®z+R7•¶5B¨ Y OUR W ARRANTY RIGHTS AND OBLIGA TIONS The EP A (The US Environmental Protection Agency), Environment Canada and Husqv ar na F orest & Garden are pleased to e xplain the emissions control system w arranty on your 2001 and later small nonroad engi[...]

English – 39 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[...]

´®z+R7•¶5B¨ 2006-08-22 ´®z+R7•¶5B¨ 1150239-95[...]