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Operator’s manual
357XP EPA I 359 EPA II
Please read the operator’s manual carefully and make sure you
understand the instructions before using the machine.
E E E En n n ng g g glllliiiis s s sh h h h
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KEY TO SYMBOLS Protective goggles or a visor must be worn. Symbols on the machine: WARNING! Chain saws can be dangerous! Careless or improper use can result in serious or fatal injury to the operator or Refuelling. others. Please read the operator’s manual carefully and make sure you understand the Filing with oil and adjusting oil flow. instructions before using the machine. Always wear: • Approved protective helmet The chain brake must be engaged when the chain saw is started
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CONTENTS Contents KEY TO SYMBOLS Symbols on the machine: .............................................. 2 Symbols in the operator’s manual: ................................ 2 CONTENTS Contents ....................................................................... 3 INTRODUCTION Dear customer! ............................................................. 4 WHAT IS WHAT? What is what on the chain saw? ................................... 5 GENERAL SAFETY PRECAUTIO
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INTRODUCTION Dear customer! Congratulations on your 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 muskets. The location was logical, since water power was harnessed from the Huskvarna River to create the water-powered plant. During over 300 years of continuous operation, the Husqvarna factory has produced a lot
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WHAT IS WHAT? What is what on the chain saw? 1 Cylinder cover 16 Bumper spike 2 Front handle 17 Chain catcher 3 Chain brake and front hand guard 18 Clutch cover 4 Starter 19 Rear handle with right hand guard 5 Chain oil tank 20 Throttle control 6 Starter handle 21 Throttle lock 7 Adjuster screws carburetor 22 Decompression valve (Model 359) Automatic decompression valve (Model 357XP) 8 Choke control/Start throttle lock 23 Combination spanner 9 Rear handle 24 Chain tensioning screw 10 Stop
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GENERAL SAFETY PRECAUTIONS Before using a new chain saw Important • Please read this manual carefully. IMPORTANT! • Check that the cutting equipment is correctly fitted and adjusted. See instructions under the heading Assembly. The machine is only designed for cutting wood. • Refuel and start the chain saw. See the instructions under You should only use the saw with the bar and chain the headings Fuel Handling and Starting and Stopping. combinations we recommend in the chapter Te
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GENERAL SAFETY PRECAUTIONS chain saw usage if possible. Your dealer, forestry school or • Fire Extinguisher and Shovel your library can provide information about which training materials and courses are available. Generally clothes should be close-fitting without restricting your freedom of movement. IMPORTANT! Sparks can come from the muffler, the bar and chain or other sources. Always have fire extinguishing tools available if you should need them. Help prevent forest fires.
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GENERAL SAFETY PRECAUTIONS • The chain brake (A) can either be activated manually (by • To release the chain brake pull the front hand guard your left hand) or automatically by the inertia release backwards, towards the front handle. mechanism. • The brake is applied when the front hand guard (B) is pushed forwards. • Kickback can be very sudden and violent. Most kickbacks are minor and do not always activate the chain brake. If this happens you should hold the chain saw firmly and not
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GENERAL SAFETY PRECAUTIONS • In the felling position the left hand is in a position that Throttle lock makes manual activation of the chain brake impossible. The throttle lock is designed to prevent accidental operation With this type of grip, that is when the left hand is placed of the throttle control. When you press the lock (A) (i.e. when so that it cannot affect the movement of the front hand you grasp the handle) it releases the throttle control (B). When gu
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GENERAL SAFETY PRECAUTIONS The body of the chain saw, including the cutting equipment, is In areas with a hot, dry climate there is a high risk of fires. insulated from the handles by vibration damping units. These areas are sometimes subject to government rules requiring among other things the muffler must be equipped with an approved type of spark arrestor mesh. Cutting hardwoods (most broadleaf trees) creates more vibration than cutting softwoods (most conifers). Cutt
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GENERAL SAFETY PRECAUTIONS • Keep the chain properly tensioned! If the chain is slack Bar it is more likely to jump off and lead to increased wear on • Length (inches/cm) the bar, chain and drive sprocket. • Number of teeth on bar tip sprocket (T). • Keep cutting equipment well lubricated and properly maintained! A poorly lubricated chain is more likely to break and lead to increased wear on the bar, chain and drive sprocket. • Chain pitch (inches). The spacing bet
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GENERAL SAFETY PRECAUTIONS See instructions under the heading Technical data for Sharpening your chain and adjusting information about sharpening your chain. depth gauge setting General information on sharpening cutting teeth WARNING! Departure from the sharpening instructions considerably increases the risk • Never use a blunt chain. When the chain is blunt you have ! of kickback. to exert more pressure to force the bar through the wood and the chips will be very small. If the chain is ve
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GENERAL SAFETY PRECAUTIONS General advice on adjusting depth gauge setting Tensioning the chain • When you sharpen the cutting tooth (A) the depth gauge setting (C) will decrease. To maintain optimal cutting performance the depth gauge (B) has to be filed down to achieve the recommended depth gauge setting. WARNING! A slack chain may jump off the See instructions under the heading Technical data to find bar and cause serious or even fatal injury. the correct depth gauge setting for your part
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GENERAL SAFETY PRECAUTIONS Checking chain lubrication Lubricating cutting equipment • Check the chain lubrication each time you refuel. See instructions under the heading Lubricating the bar tip WARNING! Poor lubrication of cutting sprocket. equipment may cause the chain to snap, ! which could lead to serious, even fatal Aim the tip of the bar at a light coloured surface about 20 injuries. cm (8 inches) away. After 1 minute running at 3/4 throttle you should see a distinct line of oil on
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GENERAL SAFETY PRECAUTIONS Chain drive sprocket Bar Check regularly: The clutch drum is fitted with one of the following drive sprockets: • Whether there are burrs on the edges of the bar. Remove these with a file if necessary. A Spur sprocket (the chain sprocket is welded on the drum) B Rim sprocket (replaceable) • Whether the groove in the bar has become badly worn. Replace the bar if necessary. Regularly check the degree of wear on the drive sprocket. Replace if wear is excessive. Repla
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ASSEMBLY Tension the chain by turning the chain tensioning screw Fitting the bar and chain clockwise using the combination spanner. See instructions under the heading Tensioning the chain. WARNING! Always wear gloves, when working with the chain, in order to protect ! your hands from injury. Check that the chain brake is in disengaged position by moving the front hand guard towards the front handle. The chain is correctly tensioned when it does not sag from the underside of the bar, but ca
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FUEL HANDLING Mixing ratio Fuel 1:50 (2%) for all engines. Note! The machine is equipped with a two-stroke engine and must always be run using a mixture of gasoline and two- Gasoline, litre Two-stroke oil, litre stroke oil. It is important to accurately measure the amount of 2% (1:50) oil to be mixed to ensure that the correct mixture is obtained. 5 0,10 When mixing small amounts of fuel, even small inaccuracies can drastically affect the ratio of the mixture. 10 0,43/0,20 15 0,30 20 0,40 WA
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FUEL HANDLING • Never start the machine: Fueling 1 If you have spilt fuel or chain oil on the machine. Wipe off the spillage and allow remaining fuel to evaporate. 2 If you have spilt fuel on yourself or your clothes, change your clothes. Wash any part of your body that has come in contact with fuel. Use soap and water. WARNING! Taking the following precautions, will lessen the risk of fire: 3 If the machine is leaking fuel. Check regularly for leaks ! from the fuel cap and fuel lines. Do no
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STARTING AND STOPPING Warm engine Starting and stopping Use the same procedure as for starting a cold engine but without setting the choke control in the choke position. The WARNING! Note the following before correct choke/start throttle setting is obtained by moving the starting: ! choke control to the choke position and then pushing it in again. The chain brake must be engaged when the chain saw is started to reduce the chance of contact with the moving chain during starting. Never st
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STARTING AND STOPPING Note! Pull the front hand guard towards the front handle. The • Always hold the saw with both hands. The right hand chain brake is now disengaged. Your saw is ready for use. should be on the rear handle, and the left hand on the front handle. All people, whether right or left handed, should use this grip. Use a firm grip with thumbs and fingers encircling the chain saw handles. WARNING! Long term inhalation of the engine’s exhaust fumes, chain oil mist and ! dust from s