Husqvarna 45 Operator'S Manual Download

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Operator´s manual

40/45

101 88 42-26

Please read these instructions carefully and make
sure you understand them before using the saw.

Summary of Contents for 45

Page 1: ...Operator s manual 40 45 101 88 42 26 Please read these instructions carefully and make sure you understand them before using the saw ...

Page 2: ... understand them before using the saw Always wear Approved protective helmet Approved hearing protection Protective glasses or visor Switch off the engine by moving the stop switch to the STOP position before carrying out any checks or maintenance Always wear approved protective gloves Regular cleaning is required Visual check Protective glasses or a visor must be worn KEY TO SYMBOLS Symbols in th...

Page 3: ... carefully Check cutting equipment is correctly fitted and adjusted See page 25 Refuel and start the saw Check the carburettor settings See pages 26 29 Do not use the saw until sufficient chain oil has reached the chain see page 14 IMPORTANT If the carburettor mixture is too lean it greatly increases the risk of engine failure Poor maintenance of the air filter will cause carbon build up on the sp...

Page 4: ...PROTECTIVE EQUIPMENT MOST CHAIN SAW ACCIDENTS HAPPEN WHEN THE CHAIN TOUCHES THE OPERA TOR You must wear approved protective equipment whenever you use a chain saw Personal protective equipment cannot eliminate the risk of injury but it will reduce the degree of injury if an accident does happen Ask your chain saw dealer for help in choosing the right equipment PROTECTIVE HELMET HEARING PROTECTION ...

Page 5: ...ed mechanism that tightens the Brake Band C around the engine drive system D Clutch Drum SAFETY INSTRUCTIONS 2 The front hand guard is not designed solely to activate the chain brake Another important safety feature is that it prevents the chain from hitting your left hand if you lose your grip on the front handle 3 You can also use the chain brake as a temporary brake when you change position or ...

Page 6: ... but there are certain factors to remember see point 6 above 2 Throttle lock The throttle lock is designed to prevent accidental opera tion of the throttle control When you press the lock A i e when you grasp the handle it releases the throttle trigger B When you release the handle the throttle trigger and the throttle lock both move back to their original positions This movement is controlled by ...

Page 7: ...perience symptoms of overexposure to vibration These symptoms include numbness loss of feeling tingling pricking pain loss of strength changes in skin colour or condition These symptoms normally appear in the fingers hands or wrists SAFETY INSTRUCTIONS The exhaust fumes from the engine are hot and may contain sparks which can start a fire Never start the saw indoors or near combustible material Th...

Page 8: ...ront hand guard 1 Checking brake band wear Brush off any sawdust resin and dirt from the chain brake and clutch drum Dirt and wear can impair operation of the brake Regularly check that the brake band is at least 0 6 mm thick at its thinnest point SAFETY INSTRUCTIONS 4 Checking the brake trigger Start the chain saw and place it on firm ground Make sure the chain does not touch the ground or any ot...

Page 9: ...1 Make sure the throttle control is locked at the idle setting when you release the throttle lock 2 Press the throttle lock and make sure it returns to its original position when you release it 3 Check that the throttle control and throttle lock move freely and that the return springs work properly 4 Start the saw and apply full throttle Release the throttle control and check that the chain stops ...

Page 10: ...he risk of kickback Reduce the risk of the chain breaking or jumping Obtain maximum cutting performance Extend the life of cutting equipment The 5 basic rules 1 Only use cutting equipment recommended by us See the Technical data section 2 Keep the chain cutting teeth properly sharpened Follow our instructions and use the recommended file gauge A damaged or badly sharpened chain increases the risk ...

Page 11: ...EL OF KICKBACK REDUCTION The level of kickback reduction offered by a chain is indicated by its model number See the Technical data section to find the model numbers of chains that are recommended for use with your saw 1 Cutting equipment designed to minimise kickback Faulty cutting equipment or the wrong combination of bar and chain increases the risk of kickback Use only the bar and chain combin...

Page 12: ...data section for information about sharpening your saw chain It is very difficult to sharpen a chain correctly without the right equipment We recommend you use a file gauge This will help you obtain the maximum kickback reduction and cutting performance from your chain The following faults will increase the risk of kickback considerably FILE ANGLE TOO LARGE CUTTING ANGLE TOO SMALL FILE DIAMETER TO...

Page 13: ...sharpened We recommend that you adjust the raker clearance every third time you sharpen the chain NOTE This recommendation assumes that the length of the cutting teeth is not reduced excessively To adjust the raker clearance you will need a FLAT FILE and a RAKER GAUGE Place the gauge over the raker lip Place the file over the part of the lip that protrudes through the gauge and file off the excess...

Page 14: ...ess of whether it is warm summer or cold winter weather As a chainsaw manufacturer we have developed an optimal chain oil which with its vegetable oil base is also biodegradable We recommend the use of our own oil for both maximum chain life and to minimise environmental damage If our own chain oil is not available standard chain oil is recommended In areas where oil specifically for lubrication o...

Page 15: ... each time you refuel Use the special grease gun and a good quality bearing grease SAFETY INSTRUCTIONS E Lubricating the clutch drum bearing Between the engine drive shaft and the clutch drum is a needle bearing that must be lubricated daily Use the specially designed grease gun and a good quality bearing grease F Checking wear on cutting equipment Saw chain Check the saw chain daily for Visible c...

Page 16: ...ee section on General working instructions CHECK THAT ALL SAFETY FUNCTIONS ARE WORKING see section on General working instructions and General safety precautions SAFETY INSTRUCTIONS HOW TOAVOID KICKBACK Kickback can happen very suddenly and violently kicking the saw bar and chain back at the user If this happens when the chain is moving it can cause very serious even fatal injuries It is vital you...

Page 17: ...the wrong cutting equipment or a chain that is not sharpened correctly The wrong combination of bar and chain can increase the risk of kickback General rules 1 If you understand what kickback is and how it happens then you can reduce or eliminate the element of surprise By being prepared you reduce the risk Kickback is usually quite mild but it can sometimes be very sudden and violent 2 Always hol...

Page 18: ...f you spill fuel or chain oil on yourself or your clothes Change your clothes c If there is a fuel leak Check regularly for leaks from the FUEL CAP and FUEL LINES Always store the chain saw and fuel away from any sources of sparks or naked flames e g machines electric motors relays switches boilers etc Always store fuel in an approved container designed for that purpose For longer periods of stora...

Page 19: ... rain strong wind intense cold etc Working in cold weather is tiring and often brings added risks such as icy ground unpredictable felling direction etc 3 Take great care when removing small branches and avoid cutting bushes i e cutting many small branches at the same time Small branches can be grabbed by the chain and thrown back at you causing serious injury 4 Check the area around you for possi...

Page 20: ...nish the cut Maintain full throttle but be prepared in case the chain snatches A If it is possible to turn the log you should stop cutting about 2 3 of the way through B Turn the log and finish the cut from the opposite side 2 Basic cutting technique General Always use full throttle when cutting Reduce the speed to idle after every cut running the engine for too long at full throttle without any l...

Page 21: ...elling B Felling direction The aim is to fell the tree in the best possible position for subsequent limbing and cross cutting You want it to fall on ground where you can move about safely The main point to avoid is letting the tree fall onto another tree It can be both difficult and dangerous to remove a tree in such a position see point 4 in this section Once you have decided which way you want t...

Page 22: ...cuts meet is called the DIRECTIONAL CUT LINE This line should be perfectly horizontal and at right angles 90 to the chosen felling direction FELLING CUT The felling cut is made from the opposite side of the tree and it must be perfectly horizontal Stand on the left side of the tree and cut with the bottom edge of the bar Make the FELLING CUT about 3 5 cm 1 5 2 inches above the flat section of the ...

Page 23: ... on the trunk Keep the tree between you and the saw as you move along the trunk F Cutting the trunk into logs See chapter General working instructions point 2 Basic cutting technique 4 Freeing a tree that has fallen badly high accident risk A Freeing a Trapped tree The safest method is to use a winch A Tractor mounted B Portable B Cutting trees and branches that are in tension Preparations a Work ...

Page 24: ...witch 11 Fuel tank 12 Muffler 13 Bar tip sprocket 14 Saw chain 15 Saw bar 16 Bumper 17 Chain catcher Catches chain if it jumps or breaks 18 Clutch cover 19 Right hand guard Protects right hand if chain breaks or jumps 20 Throttle control 21 Throttle lock Prevents accidental operation of throttle control 23 Combination spanner 24 Chain tensioning screw 25 Operator s manual 26 Bar guard 26 23 25 13 ...

Page 25: ...hain should be tensioned until it fits snugly on the underside of the bar Fitting a spike bumper To fit a spike bumper contact your service agent Fit the bar over the bar bolts Place the bar in its rearmost position Place the chain over the drive sprocket and in the groove on the bar Begin on the top side of the bar Make sure that the edges on the cutting links are facing forward on the top side o...

Page 26: ...n using a mixture of petrol and two stroke engine 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 even small inaccuracies can drastically affect the ratio of the mixture Petrol Use good quality unleaded or leaded petrol The lowest octane recommended is 90 If you run the engine on a lower octane...

Page 27: ...ed Tighten the fuel cap carefully after fuelling Always move the saw from the fuelling area before starting Clean around the fuel cap Clean the fuel and chain oil tanks regularly The fuel filter should be changed at least once a year Contamination in the fuel tanks causes malfunction Make sure the fuel is well mixed by shaking the container before fuelling The volume of chain oil and fuel tanks ar...

Page 28: ...ngage Then pull sharply Push in the choke control immediately when the engine ignites and make repeated starting attemps When the engine starts rapidly give full throttle Then the throttle latch will disengage CAUTION Do not release the starter handle from fully pulled out position as this can cause damage on the saw Stop The engine is stopped by switching off the ignition Move the ignition switch...

Page 29: ... the starting instructions and run it warm for 10 minutes NOTE If the chain rotates the T screw should be turnedanti clockwise until the chain stops Place the saw on a flat surface so that the bar points away from you and so that the bar and chain do not come into contact with the surface or other objects Low speed needle L Try to find the highest idling speed turning the low speed needle L clockw...

Page 30: ...l when changing the recoil spring or the starter cord Always wear safety goggles for eye protection MAINTENANCE Tensioning the recoil spring Lift the starter cord up in the notch on the starter pulley and turn the starter pulley 2 turns clockwise NOTE Check that the starter pulley can be turned at least half a turn when the starter cord is entirely pulled out Starter device assembly Assemble the s...

Page 31: ...orough cleaning of the filter is obtained by washing it in water and soap An air filter which is used for some time cannot be cleaned completely Therefore it must be replaced by a new one with regular intervals IMPORTANT A damaged air filter must always be replaced MAINTENANCE Needle bearing maintenance The clutch drum is equipped with one of the following chain sprockets Spur sprocket A the chain...

Page 32: ...have more questions contact your servicing dealer 1 2 5 4 3 Daily maintenance 1 Check the throttle trigger for smooth operation If any binding occurs or if engine fails to return to idle the saw should be taken to your dealer before it is used again Also be sure that the trigger cannot be pulled until the throttle trigger lockout is depressed 2 Clean the chain brake and check its function accordin...

Page 33: ...heel 6 Clean the cooling fins on the cylinder 7 Clean or change the screen in the muffler 8 Clean the carburettor body and air box Monthly maintenance 1 Check the brake band on the chain brake for wear 2 Check the clutch centre clutch drum and clutch spring for wear 3 Clean the outside of the carburettor 4 Check the fuel filter Change if necessary 5 Flush the inside off the fuel tank with gasoline...

Page 34: ...pm ml min Oil capacity US pint litre Type of oil pump Weight Without bar and chain Lbs kg 45 100 107 1 9 4 2 TECHNICAL DATA 40 100 107 1 9 4 2 13 33 13 33 18 46 12 6 17 5 32 44 5 17 4 0 325 0 050 0 058 1 3 1 5 7 13 33 13 33 18 46 12 6 17 5 32 44 5 17 4 0 325 0 050 0 058 1 3 1 5 7 Note 1 Equivalent noise level is according to ISO 7182 and ISO 9207 calculated as the time weighted energy total for no...

Page 35: ...English 35 ...

Page 36: ... 2t6 6 ...

Page 37: ...preaders Garden blowers Garden rollers Garden shredders Garden tractors Garden vacuums Hayter lawn mowers Hedge cutters Hedgecutters Hover mowers Husqvarna chainsaws Kawasaki brush cutters Kawasaki strimmers Lawn mowers Lawn scarifiers Lawn tractors Leaf blowers Leaf vacuums Petrol chainsaws Petrol hedge cutters Ride on lawn mowers Ride on mowers Rotary mowers Rotavators Ryobi strimmers Scarifiers...

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