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Operator’s manual
346XP EPA II 353 EPA I
Please read the operator’s manual carefully and make sure yo u
understand the instructions before using the machine.
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KEY TO SYMBOLS Symbols on the machine: Protective goggles or a visor must be worn. WARNING! Chain saws can be dangerous! Careless or improper use can result in serious or fatal injury to the operator or others. Refuelling. Please read the operator’s manual carefully and make sure you understand the instructions before using the machine. Filing with oil and adjusting oil flow. Always wear: • Approved protective helmet The chain brake must be engaged when the •
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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 G
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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 lo
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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 lockout 7 Adjuster screws carburetor 22 Decompression valve (Model 353) 8 Choke control/Start throttle lock 23 Combination spanner 9 Rear handle 24 Chain tensioning screw 10 Stop switch (Ignition on/off switch.) 25
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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
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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 fo
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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 lockout makes manual activation of the chain brake impossible. The throttle lockout is designed to prevent accidental With this type of grip, that is when the left hand is placed operation of the throttle control. When you press the lock (A) so that it cannot affect the movement of the front hand (i.e. when you grasp the handle) it releases the throttle control guard, the chain brake can only
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GENERAL SAFETY PRECAUTIONS Vibration damping system Muffler Your machine is equipped with a vibration damping system The muffler is designed to keep noise levels to a minimum and that is designed to reduce vibration and make operation to direct exhaust fumes away from the user. easier. WARNING! The exhaust fumes from the engine are hot and may contain sparks ! which can start a fire. Never start the machine indoors or near combustible material! The machine′s vibration damping system reduces th
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GENERAL SAFETY PRECAUTIONS Chain General rules A chain is made up of a number of links, which are available • Only use cutting equipment recommended by us! in standard and low-kickback versions. See instructions under the heading Technical data. IMPORTANT! No saw chain design eliminates the danger of kickback. • Keep the chain’s cutting teeth properly sharpened! WARNING! Any contact with a rotating saw Follow our instructions and use the recommended file chain can cause extremely serious
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GENERAL SAFETY PRECAUTIONS 3 File position Chain • Chain pitch (inches) 4 Round file diameter • Drive link width (mm/inches) It is very difficult to sharpen a chain correctly without the right equipment. We recommend that you use our file gauge. This will help you obtain the maximum kickback reduction and cutting performance from your chain. • Number of drive links. See instructions under the heading Technical data for information about sharpening your chain. Sharpening your chain and adjusting
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GENERAL SAFETY PRECAUTIONS • File all the teeth to the same length. When the length of Tensioning the chain the cutting teeth is reduced to 0.16 inch (4 mm) the chain is worn out and should be replaced. WARNING! A slack chain may jump off the bar and cause serious or even fatal injury. ! General advice on adjusting depth gauge setting The more you use a chain the longer it becomes. It is • When you sharpen the cutting tooth (A) the depth gauge therefore important to adjust the chain regular
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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 Gasoline, litre Two-stroke oil, litre must always be run using a mixture of gasoline and two- 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 10 0,43/0,20 can drastically affect the ratio of the mixture. 15 0,30 20 0,40 WA
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FUEL HANDLING Fueling Fuel safety • Never refuel the machine while the engine is running. • Make sure there is plenty of ventilation when refuelling or mixing fuel (gasoline and 2-stroke oil). WARNING! Taking the following precautions, • Move the machine at least 10 ft (3 m) from the refuelling will lessen the risk of fire: point before starting it. ! Do not smoke and do not place any hot objects in the vicinity of fuel. Always stop the engine and let it cool for a few minutes before refuell
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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
