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Operator’s manual
346XP EPA I 353 EPA III
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 Symbols on the machine: Symbols in the operator’s WARNING! Chain saws can be manual: dangerous! Careless or improper Switch off the engine by moving the use can result in serious or fatal stop switch to the STOP position injury to the operator or others. before carrying out any checks or maintenance. Please read the operator’s manual carefully and make sure you understand the instructions before Always wear approved protective using the machine. g
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KEY TO SYMBOLS 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 hours for which the engine has been shown to meet Federal emissions requirements. Maintenance, replacement, or repair of the emission control devices and system may be performed by any nonroad engine repair establishment or individual. The engine exhaust from this product contains chemi
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CONTENTS FEDERAL EMISSION CONTROL WARRANTY Contents STATEMENT KEY TO SYMBOLS YOUR WARRANTY RIGHTS AND OBLIGATIONS 42 Symbols on the machine: 2 AMERICAN STANDARD SAFETY Symbols in the operator’s manual: 2 PRECAUTIONS CONTENTS Safety precautions for chain saw users 43 Contents 4 INTRODUCTION Dear customer! 5 WHAT IS WHAT? What is what on the chain saw? 6 GENERAL SAFETY PRECAUTIONS Before using a new chain saw 7 Important 7 Always use c
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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 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 The machine is only designed for cutting wood. and adjusted. See instructions under the heading Assembly. You should only use the saw with the bar and chain combinations we recommend in the chapter Technical • Refuel and start the chain saw. See the instructions data. under the headings Fuel Handl
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GENERAL SAFETY PRECAUTIONS • Boots with saw protection, steel toe-cap and non-slip Always use common sense sole It is not possible to cover every conceivable situation you • Always have a first aid kit nearby. can face when using a chain saw. Always exercise care • Fire Extinguisher and Shovel and use your common sense. Avoid all situations which you consider to be beyond your capability. If you still feel uncertain about operating procedures after reading these instructions, you sh
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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 • This movement activates a spring-loaded mechanism kickbacks are minor and do not always activate the that tightens the brake ba
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GENERAL SAFETY PRECAUTIONS Throttle lockout The throttle lockout is designed to prevent accidental operation of the throttle control. When you press the lock (A) (i.e. when you grasp the handle) it releases the throttle 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 dur
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GENERAL SAFETY PRECAUTIONS Vibration damping system Muffler Your machine is equipped with a vibration damping The muffler is designed to keep noise levels to a minimum system that is designed to reduce vibration and make and to direct exhaust fumes away from the user. operation 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 WARNING! Any contact with a rotating saw chain can cause extremely serious ! injuries. • Maintain the correct depth gauge setting! Follow Some terms that describe the bar and chain our instructions and use the recommended depth To maintain the safety features of the cutting equipment, gauge clearance. Too large a clearance increases you should replace a worn or damaged bar or chain with the risk of kickback. a bar and chain combinations recommended by Husqvarna
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GENERAL SAFETY PRECAUTIONS Chain 1 Filing angle • Chain pitch (inches) • 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 te
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GENERAL SAFETY PRECAUTIONS • Check that the chain is correctly tensioned. A slack • You will need a flat file and a depth gauge tool. We chain will move sideways, making it more difficult to recommend that you use our depth gauge tool to sharpen correctly. acheive the correct depth gauge setting and bevel for the depth gauge. • Always file cutting teeth from the inside face. Reduce the pressure on the return stroke. File all the teeth on • Place the depth gauge tool over the chain. Detailed on
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GENERAL SAFETY PRECAUTIONS However, this safety feature requires that you use the right sort of chain oil (if the oil is too thin it will run out before the fuel), and that you adjust the carburetor as recommended (a lean mixture may mean that the fuel lasts longer than the oil) and that you also use the recommended cutting equipment (a bar that is too • Use the combination spanner to tighten the bar nuts long will use more chain oil). while lifting the tip of the bar at the same time. Ch
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GENERAL SAFETY PRECAUTIONS Chain drive sprocket Check regularly: • Whether there are burrs on the edges of the bar. Remove these with a file if necessary. The clutch drum is fitted with one of the following drive sprockets: A Spur sprocket (the chain sprocket is welded on the drum) • Whether the groove in the bar has become badly worn. Replace the bar if necessary. B Rim sprocket (replaceable) Regularly check the degree of wear on the drive sprocket. Replace if wear is excessive. Replace
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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 Gasoline, litre Two-stroke oil, litre two-stroke oil. It is important to accurately measure the 2% (1:50) amount of oil to be mixed to ensure that the correct 5 0,10 mixture is obtained. When mixing small amounts of fuel, even small inaccuracies can drastically affect the ratio of 10 0,43/0,20 the mixture. 15 0,30 20 0,40 W
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FUEL HANDLING • In temperatures below 32°F (0°C) some oils become Fuel safety too viscous. This can overload the oil pump and result in damage to the oil pump components. • Never refuel the machine while the engine is running. • Make sure there is plenty of ventilation when refuelling • Contact your service agent when choosing chain oil. or mixing fuel (gasoline and 2-stroke oil). Fueling • Move the machine at least 10 ft (3 m) from the refuelling point before starting it. WARNING! Taking th
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STARTING AND STOPPING Starting and stopping A B WARNING! Note the following before starting: ! The chain brake must be engaged when Warm engine the chain saw is started to reduce the chance of contact with the moving chain Use the same procedure as for starting a cold engine but during starting. without setting the choke control in the choke position. The correct choke/start throttle setting is obtained by Never start a chain saw unless the bar, moving the choke control to the choke pos
