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Husqvarna 445e - page 1
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 445e T rioBr ak e Oper ator’ s manual (EP A II) Please r ead the operator’ s manual carefully and mak e sure you understand the instructions before using the machine. ...
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Husqvarna 445e - page 2
KEY T O SYMBOLS 2 – English 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 helmet ...
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Husqvarna 445e - page 3
CONTENTS English – 3 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 WHA T ...
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Husqvarna 445e - page 4
4 – English INTR ODUCTION Dear customer! Cong ratulations on your choice to b uy 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 muskets . The location w as logical, since water pow er was har ...
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Husqvarna 445e - page 5
English – 5 WHA T IS WHA T? What is what on the c hain saw? 1 2 3 4 5 6 7 8 9 10 11 12 13 14 29 28 27 26 25 24 23 22 20 19 18 17 16 15 32 31 30 21 1 Cylinder cov er 2 Decompression valv e 3 Air purge 4 Star t reminder 5 Combined star t and stop switch 6 Rear handle 7 Information and warning decal 8 Fuel tank 9 Adjuster screws carb uretor 10 Star ...
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Husqvarna 445e - page 6
GENERAL SAFETY PRECA UTIONS 6 – English Bef ore using a new c hain saw • Please read this manual carefully . • Check that the cutting equipment is correctly fitted and adjusted. See instr uctions under the heading Assembly . • Refuel and star t the chain saw . See the instr uctions under the headings Fuel Handling and Star ting and Stoppin ...
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Husqvarna 445e - page 7
GENERAL SAFETY PRECA UTIONS English – 7 Al ways use common sense It is not possib le to cov er ev er y conceivable situation y ou can face when using a chain sa w. Alwa ys e xercise care and use your common sense . Av oid all situations which you consider to be bey ond your capability . If you still feel uncer tain about operating procedures afte ...
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Husqvarna 445e - page 8
GENERAL SAFETY PRECA UTIONS 8 – English • The chain brake (A) can either be activ ated manually (by y our left hand) or automatically by the inertia release mechanism. • The brake is applied when the front hand guard (B) is pushed forw ards. • This mov ement activates a spring-loaded mechanism that tightens the brake band (C) around the eng ...
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Husqvarna 445e - page 9
GENERAL SAFETY PRECA UTIONS English – 9 If the kickbac k is less violent or the kickbac k zone of the bar is closer to you the chain brak e is designed to be activated manually b y the movement of your left hand. • In the felling position the left hand is in a position that makes manual activ ation of the chain brake impossible. With this type ...
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Husqvarna 445e - page 10
GENERAL SAFETY PRECA UTIONS 10 – English Right hand guar d Apar t from protecting your hand if the chain jumps or snaps, the right hand guard stops branches and twigs from interfering with your g rip on the rear handle. Vibration damping system Y our machine is equipped with a vibration damping system that is designed to reduce vibration and make ...
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Husqvarna 445e - page 11
GENERAL SAFETY PRECA UTIONS English – 11 General rules • Only use cutting equipment recommended by 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 r isk of accidents. • ...
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Husqvarna 445e - page 12
GENERAL SAFETY PRECA UTIONS 12 – English • Number of drive links. The number of dr ive links is determined by the length of the bar , the chain pitch and the number of teeth on the bar tip sprock et. • Bar groov e width (inches/mm). The groov e in the bar must match the width of the chain drive links. • Chain oil hole and hole for chain ten ...
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Husqvarna 445e - page 13
GENERAL SAFETY PRECA UTIONS English – 13 Sharpening cutting teeth T o shar pen cutting teeth you will need a round file and a file gauge. See instructions under the heading T echnical data for inf or mation on the size of file and gauge that are recommended for the chain fitted to y our chain saw . • Check that the chain is correctly tensio ...
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Husqvarna 445e - page 14
GENERAL SAFETY PRECA UTIONS 14 – English • Release the knob by f olding it out. • T urn the knob anti clockwise to loosen the bar cover . • Adjust the tension on the chain by turning the wheel down (+) f or tighter tension and up (-) to loosen the tension. • Tighten the bar clutch by turning the knob clockwise. • Fold the knob bac k in ...
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Husqvarna 445e - page 15
GENERAL SAFETY PRECA UTIONS English – 15 Checking chain lubrication • Check the chain lubrication each time you refuel. See instructions under the heading Lubricating the bar tip sprock et. Aim the tip of the bar at a light coloured surface about 20 cm (8 inches) awa y . After 1 minute r unning at 3/4 throttle you should see a distinct line of ...
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Husqvarna 445e - page 16
GENERAL SAFETY PRECA UTIONS 16 – English Bar Check regularly: • Whether there are burrs on the edges of the bar . Remov e these with a file if necessary . • Whether the groov e in the bar has become badly worn. Replace the bar if necessary . • Whether the tip of the bar is unev en or badly wor n. If a hollow f orms on the underside of the ...
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Husqvarna 445e - page 17
ASSEMBL Y English – 17 Fitting the bar and chain Check that the chain brak e is in disengaged position by moving the front hand guard tow ards the front handle. Loosen the chain tensioner wheel and remov e the clutch cov er (chain brake). Remov e the transport guard. Fit the bar ov er the bar bolts. Place the bar in its rear most position. Place ...
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Husqvarna 445e - page 18
FUEL HANDLING 18 – English Fuel Note! The machine is equipped with a two-stroke engine and must alwa ys be r un using a mixture of gasoline and two-stroke oil. It is important to accurately measure the amount of oil to be mixed to ensure that the correct mixture is obtained. When mixing small amounts of fuel, ev en small inaccuracies can drastica ...
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Husqvarna 445e - page 19
FUEL HANDLING English – 19 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 well mixed b y shaking the container before refuelling. The capacities of the chain oil tank and fuel t ...
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Husqvarna 445e - page 20
ST ARTING AND ST OPPING 20 – English Starting and stopping Starting The chain brak e should be activated when starting the chain saw . Activate the chain brake b y pushing the front hand guard forw ards. Cold engine Start position (1): Set the star t/stop switch in the chok e position by pulling the red control outward - upw ard (1). Decompressio ...
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Husqvarna 445e - page 21
ST ARTING AND ST OPPING English – 21 CA UTION! Do not pull the star ter cord all the way out and do not let go of the star ter handle when the cord is fully extended. This can damage the machine. Note! Pull the front hand guar d towar ds the front handle. The chain brake is now disengaged. Y our saw is ready for use . • Nev er star t a chain sa ...
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Husqvarna 445e - page 22
W ORKING TECHNIQUES 22 – English Bef ore use: 1 Check that the chain brak e wor ks 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. ...
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Husqvarna 445e - page 23
W ORKING TECHNIQUES English – 23 6 Before mo ving your chain sa w switch off the engine and lock the chain using the chain brak e. Carry the chain saw with the bar and chain pointing bac kwards. Fit a guard to the bar before tr anspor ting the chain saw or carrying it for any distance . 7 When you put the chain sa w on the ground, lock the saw ch ...
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Husqvarna 445e - page 24
W ORKING TECHNIQUES 24 – English user . If the sa w chain is jamming, the saw ma y be pushed back at y ou. 8 Unless the user resists this pushing force there is a risk that the chain saw will mov e so far bac kwards that only the kickbac k zone of the bar is in contact with the tree, which can lead to a kickbac k. Cutting with the bottom edge of ...
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Husqvarna 445e - page 25
W ORKING TECHNIQUES English – 25 Limbing When limbing thick br anches you should use the same approach as for cutting. Cut difficult branches piece by piece . Cutting If you ha ve a pile of logs , each log you 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 the ...
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Husqvarna 445e - page 26
W ORKING TECHNIQUES 26 – English Felling direction The aim is to f ell the tree in a position where you can limb and cross-cut the log as easily as possible. Y ou want it to fall in a location where y ou can stand and move about safely . Once you ha ve decided which w ay y ou want the tree to f all you must judge which w ay the tree w ould fall n ...
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Husqvarna 445e - page 27
W ORKING TECHNIQUES English – 27 Ne xt mak e the bottom cut so that it finishes exactly at the end of the top cut. The directional cuts should run 1/4 of the diameter through the trunk and the angle between the top cut and bottom cut should be 45 ° . The line where the two cuts meet is called the directional cut line. This line should be perfec ...
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Husqvarna 445e - page 28
W ORKING TECHNIQUES 28 – English Freeing a tree that has fallen badl y Freeing a ”trapped tree” It is very dangerous to remov e a trapped tree and there is high accident risk. Nev er tr y to fell the tree that is trapped. Nev er work in the r isk zone of the hanging trapped tree. The safest method is to use a winch. • T ractor-mounted • P ...
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Husqvarna 445e - page 29
W ORKING TECHNIQUES English – 29 was being used when the kic kback zone of the bar touched the object. Kickbac k only occurs if the kickbac k zone of the bar touches an object. Limbing Make sure that y ou can stand and mov e about safely . Work on the left side of the trunk. W ork as close as possible to the chain sa w for maxim um control. If po ...
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Husqvarna 445e - page 30
MAINTENANCE 30 – English General The user must only carry out the maintenance and service work descr ibed in this manual. More extensive work must be carried out by an authorised service workshop. Carburetor adjustment Y our Husqvarna product has been designed and manuf actured to specifications that reduce harmful emissions. Function • The ca ...
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Husqvarna 445e - page 31
MAINTENANCE English – 31 Checking the inertia brake release With the engine turned off, hold the chain saw o ver a stump or other firm object. Let go of the front handle so that the bar drops towards the stump as the chain sa w rotates around the rear handle. When the bar hits the stump the brake should be applied. Checking the right-hand brake ...
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Husqvarna 445e - page 32
MAINTENANCE 32 – English Throttle loc kout • Make sure the throttle control is loc ked at the idle setting when the throttle lock out is released. • Press the throttle lock out and make sure it returns to its original position when you release it. • Check that the throttle control and throttle loc kout mov e freely and that the return spr i ...
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Husqvarna 445e - page 33
MAINTENANCE English – 33 Stop switc h Star t the engine and make sure the engine stops when you mov e the stop switch to the stop setting. CA UTION! The start/stop switch automatically returns to run position. In order to prev ent unintentional star ting, the spark plug cap must be removed from the spark plug when assembling, chec king and/or per ...
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Husqvarna 445e - page 34
MAINTENANCE 34 – English recoil spring by letting the pulley rotate slo wly backwards . • Undo the bolt in the centre of the pulley and remov e the drive disc (A), drive disc spring (B) and the pulley (C). Inser t and secure a new star ter cord in the star ter pulley . Wind approx. 3 tur ns of the star ter cord on the star ter pulley . Fit the ...
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Husqvarna 445e - page 35
MAINTENANCE English – 35 Fitting the starter • T o fit the star ter , first pull out the star ter cord and place the star ter in position against the crankcase. Then slowly release the starter cord so that the pulley engages with the pawls. • Fit and tighten the screws that hold the starter. Air filter The air filter must be regularly cle ...
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Husqvarna 445e - page 36
MAINTENANCE 36 – English Needle bearing lubrication The clutch drum has a needle bearing on the output shaft. This needle bearing must be lubricated regularly . When lubricating, remove the clutch co ver b y loosening the two bar nuts. Lay the saw on its side with the clutch drum upwards. Lubrication involv es engine oil dr ipping into the centre ...
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Husqvarna 445e - page 37
English – 37 MAINTENANCE Maintenance schedule The follo wing is a list of the maintenance that must be perf ormed 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 cooling ...
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Husqvarna 445e - page 38
38 – English TECHNICAL D A T A T echnical data 445e T rioBrake Engine Cylinder displacement, cu.in/cm 3 2,79/45,7 Cylinder bore, inch/mm 1,65/42 Stroke, inch/mm 1,30/33 Idle speed, rpm 2700 P ower , kW/hp @ rpm 2,1 / 2,8 @ 9000 Ignition system Manuf acturer of ignition system W albro T ype of ignition system MBU-16 Spark plug NGK BPMR 7A/ Champio ...
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Husqvarna 445e - page 39
English – 39 TECHNICAL D A T A Recommended original and replacement bar and c hain combinations Follo wing is a list of recommended cutting equipment for the Husqv ar na chain saw models 445e T r ioBrake . The combinations of power head, bar and chain ha ve been tested and f ound to be in accordance with the kickback and vibration requirements of ...
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Husqvarna 445e - page 40
FEDERAL EMISSION CONTR OL W ARRANTY ST A TEMENT 40 – English 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 explain the emissions control system w arranty on your 2001 and later small nonroad engine. In U.S. and Canada, new small nonro ...
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Husqvarna 445e - page 41
AMERICAN ST AND ARD SAFETY PRECA UTIONS English – 41 Saf ety precautions f or chain sa w users (ANSI B 175.1-2000 Anne x C) Kickbac k safety precautions With a basic understanding of kic kback, y ou can reduce or eliminate the element of surpr ise. Sudden sur prise contributes to accidents. K eep a good firm grip on the saw with both hands, the ...
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Husqvarna 445e - page 42
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Husqvarna 445e - page 43
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Husqvarna 445e - page 44
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