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Operator’s manual
346XP, 346XPG, 346XP E-tech
346XPG E-tech
353, 353G, 353 E-tech
353G E-tech
Please read the operator’s manual carefully and make sure you understand the instructions before using the machine.
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KEY TO SYMBOLS Chain brake, activated (right) Symbols on the machine: Chain brake, not activated WARNING! Chain saws can be (left) dangerous! Careless or improper use Other symbols/decals on can result in serious or fatal injury to the the machine refer to special operator or others. certification requirements Please read the operator’s manual for certain markets. carefully and make sure you understand the instructions before using the machine. Always wear
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KEY TO SYMBOLS The chain brake must be engaged when the chain saw is started. WARNING! Kickback may occur when the nose or tip of the guide bar touches an object, and cause a lightning fast reverse reaction, kicking the guide bar up and towards the operator. May cause serious personal injury. You will find the following labels on your chain saw: EPA I EPA III The Emissions Compliance Period referred to on the Emission Compliance label indicates the number of operating hour
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CONTENTS Saw chain filing and file gauges ............................ 40 Contents FEDERAL EMISSION CONTROL WARRANTY KEY TO SYMBOLS STATEMENT Symbols on the machine: ...................................... 2 YOUR WARRANTY RIGHTS AND OBLIGATIONS 41 Symbols in the operator’s manual: ........................ 2 AMERICAN STANDARD SAFETY CONTENTS PRECAUTIONS Contents ............................................................... 4 Safety precau
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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 l
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WHAT IS WHAT? What is what on the chain saw? 1 Cylinder cover 17 Chain catcher 2 Front handle 18 Clutch cover 3 Chain brake and front hand guard 19 Rear handle with right hand guard 4 Starter 20 Throttle control 5 Chain oil tank 21 Throttle lockout 6 Starter handle 22 Decompression valve 7 Adjuster screws carburetor 23 Combination spanner 8 Choke control/Start throttle lock 24 Chain tensioning screw 9 Rear handle 25 Operator’s manual 10 Stop switch (Ignition on/off switch.) 26 Transp
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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 This chain saw for forest service is designed for forest adjusted. See instructions under the heading work such as felling, delimbing and cutting. Assembly. You should only use the saw with the bar and chain • Refuel and start the chain saw. See the instructions combinations we recommend in
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GENERAL SAFETY PRECAUTIONS possible. Your dealer, forestry school or your library can • Fire Extinguisher and Shovel 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. Machine′ ′′′s safet
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GENERAL SAFETY PRECAUTIONS • The chain brake (A) can either be activated manually • To release the chain brake pull the front hand guard (by your left hand) or automatically by the inertia backwards, towards the front handle. release 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 • This movement activates a spring-loaded mechanism chain brake. If this happe
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GENERAL SAFETY PRECAUTIONS of the front hand guard, the chain brake can only be (A) (i.e. when you grasp the handle) it releases the throttle activated by the inertia action. control (B). When you release the handle the throttle control and the throttle lockout both move back to their original positions. This arrangement means that the throttle control is automatically locked at the idle setting. Will my hand always activate the chain brake during a kickback? No. It takes a certain force t
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GENERAL SAFETY PRECAUTIONS chain saw, including the cutting equipment, is insulated requiring among other things the muffler must be from the handles by vibration damping units. equipped with an approved type of spark arrestor screen. Cutting hardwoods (most broadleaf trees) creates more CAUTION! The muffler gets very hot during and after vibration than cutting softwoods (most conifers). Cutting use. This also applies during idling. Be aware of the fire with cutting equipment that is blunt or
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GENERAL SAFETY PRECAUTIONS gauge clearance. Too large a clearance increases a bar and chain combinations recommended by the risk of kickback. Husqvarna. See instructions under the heading Technical Data for a list of replacement bar and chain combinations we recommend. Bar • Length (inches/cm) • Keep the chain properly tensioned! If the chain is slack it is more likely to jump off and lead to increased wear on the bar, chain and drive sprocket. • Number of teeth on bar tip sprocket (T). •
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GENERAL SAFETY PRECAUTIONS • Drive link width (mm/inches) 2 Cutting angle 3 File position • Number of drive links. 4 Round file diameter It is very difficult to sharpen a chain correctly without the Sharpening your chain and adjusting right equipment. We recommend that you use our file gauge. This will help you obtain the maximum kickback depth gauge setting reduction and cutting performance from your chain. General information on sharpening cutting teeth • Never use a blunt chain. When the chai
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GENERAL SAFETY PRECAUTIONS one side first, then turn the chain saw and file the teeth Use the flat file to file off the tip of the depth gauge that on the other side. protrudes through the depth gauge tool. The depth gauge setting is correct when you no longer feel resistance as you draw the file along the depth gauge tool. • File all the teeth to the same length. When the length of the cutting teeth is reduced to 5/32 inch (4 mm) the chain is worn out and should be replaced. Tensioning the chai
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GENERAL SAFETY PRECAUTIONS that you can pull the chain round freely by hand and Checking chain lubrication that it does not sag from the underside of the bar. • Check the chain lubrication each time you refuel. See instructions under the heading Lubricating the bar tip sprocket. Aim the tip of the bar at a light coloured surface about 20 cm (8 inches) away. After 1 minute running at 3/4 throttle you should see a distinct line of oil on the light The position of the chain tensioning screw on
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GENERAL SAFETY PRECAUTIONS A Spur sprocket (the chain sprocket is welded on the • Whether there are burrs on the edges of the bar. drum) Remove these with a file if necessary. 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. Replace the drive sprocket whenever you replace the chain. Needle bearing lubrication • Whether the tip of the bar
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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. ! 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 can still be turned easily by hand. Hold up th
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FUEL HANDLING Fuel Gasoline, litre Two-stroke oil, litre Note! The machine is equipped with a two-stroke engine 2% (1:50) and must always be run using a mixture of gasoline and 5 0,10 two-stroke oil. It is important to accurately measure the amount of oil to be mixed to ensure that the correct 10 0,20 mixture is obtained. When mixing small amounts of fuel, 15 0,30 even small inaccuracies can drastically affect the ratio of the mixture. 20 0,40 US gallon US fl. oz. WARNING! Always ensure the
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FUEL HANDLING • In temperatures below 32°F (0°C) some oils become • Move the machine at least 10 ft (3 m) from the too viscous. This can overload the oil pump and result refuelling point before starting it. in damage to the oil pump components. • Contact your service agent when choosing chain oil. Fueling WARNING! Taking the following precautions, will lessen the risk of fire: ! • Never start the machine: Do not smoke and do not place any hot 1 If you have spilled fuel or chain oil on the mach
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STARTING AND STOPPING starting the machine. Once the machine has started the Starting and stopping valve will automatically return to its original setting. WARNING! Note the following before A B starting: ! The chain brake must be engaged when the chain saw is started to reduce the chance of contact with the moving chain Warm engine during starting. Use the same procedure as for starting a cold engine but Never start a chain saw unless the bar, without setting the choke control in the ch
