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Husqvarna 340 Operator's Manual
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Husqvarna 340 Operator's Manual

Chain saw
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See also: Workshop Manual
Oper ator's manual (EPA I, EPA II)
340 340e 345e 350
Please r ead the operator's manual carefully and make sure you
E E E E n n n n g g g g l l l l i i i i s s s s h h h h
understand the instructions before using the machine.

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Summary of Contents for Husqvarna 340

  • Page 1 Oper ator’s manual (EPA I, EPA II) 340 340e 345e 350 Please r ead the operator’s manual carefully and make sure you E E E E n n n n g g g g l l l l i i i i s s s s h h h h...

  • Page 2: Key To Symbols

    KEY T O SYMBOLS Symbols on the mac hine: Refuelling. W ARNING! Chain saws can be dangerous! Careless or improper use can result in serious or fatal injury to the operator or Filing with oil and adjusting oil flow. others. Please read the operator’s manual carefully and make sure you understand the The chain brake must be engaged when the...

  • Page 3: Table Of Contents

    CONTENTS Contents KEY TO SYMBOLS Symbols on the machine: ..........2 Symbols in the operator’s manual: ........ 2 CONTENTS Contents ............... 3 INTR ODUCTION Dear customer! ............. 4 WHA T IS WHAT? What is what on the chain sa w? ........5 GENERAL SAFETY PRECA UTIONS Bef ore using a new chain saw ........

  • Page 4: Intr Oduction

    Dear customer! Cong ratulations 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.

  • Page 5: Wha T Is What

    WHA T IS WHA T? 21 22 What is what on the c hain saw? 1 Product and serial number plate 16 Bar 2 Throttle lock (Prevents accidental operation of throttle 17 Chain control.) 18 Starter handle 3 Decompression valve (345e, 350) 19 Chain oil tank 4 Front handle 20 Starter...

  • Page 6: General Safety Preca Utions

    GENERAL SAFETY PRECA UTIONS Bef ore using a new chain saw Impor tant • Please read this manual carefully. IMPOR TANT! • Check that the cutting equipment is correctly fitted and adjusted. See instructions under the heading Assembly. The machine is only designed for cutting wood. •...

  • Page 7: Personal Protective Equipment

    GENERAL SAFETY PRECA UTIONS chain sa w 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.
  • Page 8 GENERAL SAFETY PRECA UTIONS • 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.

  • Page 9: Chain Catcher

    GENERAL SAFETY PRECA UTIONS Throttle lock • In the felling position the left hand is in a position that 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.

  • Page 10: Cutting Equipment

    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.
  • Page 11 • Number of drive links. chain combinations recommended by Husqvarna. See instructions under the heading Technical Data for a list of replacement bar and chain combinations we recommend.

  • Page 12: Sharpening Your Chain And Adjusting Depth Gauge Setting

    GENERAL SAFETY PRECAUTIONS Sharpening your chain and adjusting See instructions under the heading Technical data for information about sharpening your chain. depth gauge setting General information on sharpening cutting teeth WARNING! Departure from the sharpening instructions considerably increases the risk •...

  • Page 13: Tensioning The Chain

    GENERAL SAFETY PRECAUTIONS Tensioning the chain General advice on adjusting depth gauge setting • 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.

  • Page 14: Lubricating Cutting Equipment

    GENERAL SAFETY PRECAUTIONS Lubricating cutting equipment Checking chain lubrication • 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.
  • Page 15 GENERAL SAFETY PRECAUTIONS Chain drive sprocket 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) •...

  • Page 16: Assembly

    ASSEMBLY Fitting the bar and chain Tension the chain by turning the chain tensioning screw 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.

  • Page 17: Fuel Handling

    Always start by filling half the amount of the gasoline to be used. Then add the entire amount of oil. Mix (shake) the HUSQVARNA recommends the use of alkylate fuel or fuel mixture. Add the remaining amount of gasoline. environmental fuel for four-stroke engines blended with two- stroke oil as set out below.

  • Page 18: Fueling

    FUEL HANDLING Fueling • Never start the machine: 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.

  • Page 19: Starting And Stopping

    STARTING AND STOPPING Starting and stopping Warm engine 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.

  • Page 20: Starting And Stopping

    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.

  • Page 21: Working Techniques

    WORKING TECHNIQUES Before use: Basic safety rules 1 Look around you: • To ensure that people, animals or other things cannot affect your control of the machine. • To make sure that none of the above might come within reach of your saw or be injured by falling trees. 1 Check that the chain brake works correctly and is not damaged.

  • Page 22: General Rules

    WORKING TECHNIQUES 5 Take great care when cutting a tree that is under tension. 3 Most kickback accidents happen during limbing. Make A tree that is under tension may spring back to its normal sure you are standing firmly and that there is nothing in position before or after being cut.

  • Page 23: Basic Cutting Technique

    WORKING TECHNIQUES 7 Take great care when you cut with the top edge of the bar, Terms i.e. when cutting from the underside of the object. This is Cutting = General term for cutting through wood. known as cutting with a pushing chain. The chain tries to push the chain saw back towards the user.
  • Page 24 WORKING TECHNIQUES Limbing If it is possible (can you turn the log?) stop cutting about 2/3 of the way through the log. When limbing thick branches you should use the same approach as for cutting. Cut difficult branches piece by piece. Turn the log and finish the cut from the opposite side.

  • Page 25: Tree Felling Technique

    WORKING TECHNIQUES Tree felling technique The main point to avoid is letting the tree fall onto another tree. It is very dangerous to remove a trapped tree and there is high accident risk. See instructions under the heading Freeing a IMPORTANT! It takes a lot of experience to fell a tree.
  • Page 26 WORKING TECHNIQUES Felling 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 WARNING! Unless you have special training tree and cut on the pull stroke. we advise you not to fell trees with a diameter larger than the bar length of your Make the felling cut about 3-5 cm (1.5-2 inches) above the...

  • Page 27: Freeing A Tree That Has Fallen Badly

    WORKING TECHNIQUES We recommend that you use a bar that is longer than the The safest method is to use a winch. diameter of the tree, so that you can make the felling cut and • Tractor-mounted directional cuts with single cutting strokes. See instructions under the heading Technical data section to find out which lengths of bar are recommended for your saw.

  • Page 28: How To Avoid Kickback

    WORKING TECHNIQUES How to avoid kickback Limbing WARNING! A majority of kickback accidents WARNING! Kickback can happen very occur during limbing. Do not use the suddenly and violently; kicking the chain kickback zone of the guide bar. Be extremely saw, bar and chain back at the user. If this cautious and avoid contacting the log, other happens when the chain is moving it can limbs or objects with the nose of the guide...

  • Page 29: Maintenance

    filter is cleaned. This can give rise to serious engine damage. • Do not attempt to adjust the L and H jets beyond Your Husqvarna product has been designed and either stop as this could cause damage. manufactured to specifications that reduce harmful emissions. •...

  • Page 30: Checking, Maintaining And Servicing Chain Saw Safety Equipment

    MAINTENANCE High speed jet H Checking the front hand guard At the factory the engine is adjusted at sea level. When working at a high altitude or in different weather conditions, temperatures and atmospheric humidity, it Make sure the front hand guard is not damaged and that there may be necessary to make minor adjustments to the high are no visible defects such as cracks.

  • Page 31: Throttle Lock

    MAINTENANCE Chain catcher Grasp the chain saw firmly, wrapping your fingers and thumbs around the handles. Check that the chain catcher is not damaged and is firmly attached to the body of the chain saw. Replace it if necessary with an aluminium chain catcher (is available as spare part). Apply full throttle and activate the chain brake by tilting your left wrist forward onto the front hand guard.

  • Page 32: Muffler

    MAINTENANCE Stop switch The muffler is designed to reduce the noise level and to direct the exhaust gases away from the operator. The exhaust gases are hot and can contain sparks, which may cause fire if directed against dry and combustible material. A muffler equipped with a catalytic converter significantly Start the engine and make sure the engine stops when you reduces the amount of hydrocarbons (HC), nitrogen oxides...

  • Page 33: Tensioning The Recoil Spring

    MAINTENANCE Replacement of broken recoil and drive • Undo the bolt in the centre of the pulley and remove the drive disc, drive disc spring and the pulley. Insert and disc springs secure a new starter cord in the starter pulley. Wind approx.

  • Page 34: Air Filter

    The filter must therefore be replaced with a new one at regular intervals. A damaged air filter must always be replaced. A HUSQVARNA chain saw can be equipped with different types of air filters according to working conditions, weather, season, etc. Contact your dealer for advice.

  • Page 35: Cooling System

    MAINTENANCE Cooling system Winter use Running problems can occur when using the machine in the cold and snowy conditions caused by: • Too low engine temperature. To keep the working temperature as low as possible the machine is equipped with a cooling system. •...

  • Page 36: Maintenance Schedule

    MAINTENANCE Maintenance schedule The following is a list of the maintenance that must be performed on the machine. Most of the items are described in the Maintenance section. Daily maintenance Weekly maintenance Monthly maintenance Check the brake band on the chain brake On chain saws without a catalytic for wear.

  • Page 37: Technical Data

    TECHNICAL DATA Technical data 340/340e 345e Engine Cylinder displacement, cu.in/cm 2,49/40,8 2,75/45,0 3,15/51,7 Cylinder bore, inch/mm 1,57/40 1,65/42 1,77/45 Stroke, inch/mm 1,28/32,5 1,28/32,5 1,28/32,5 Idle speed, rpm 2700 2700 2700 Power, kW/ rpm 2,0/9000 2,2/9000 2,3/9000 Ignition system Manufacturer of ignition system...

  • Page 38: Bar And Chain Combinations

    Chain saw models Husqvarna 340, 340e, 345e and 350 met the kickback performance requirements of ANSI B 175.1-2000 when tested with the combinations of bars and saw chains listed below. The saw chain Husqvarna H30 is also classified as a low kickback saw chain since it met the requirements for low kickback saw chain outlined in ANSI B 175.1-2000.

  • Page 39: Federal Emission Control Warranty Statement

    Forest & Garden cannot deny warranty solely for the lack of responsibilities, you should contact your nearest authorized receipts or for your failure to ensure the performance of all servicing dealer or call Husqvarna Forest & Garden at 1-800- scheduled maintenance. As the small nonroad engine owner, 487-5963.

  • Page 40: American Standard Safety Precautions

    AMERICAN STANDARD SAFETY PRECAUTIONS Safety precautions for chain saw Other safety precautions users WARNING! Do not operate a chain saw with (ANSI B 175.1-2000 Annex C) one hand! Serious injury to the operator, helpers, bystanders or any combination of Kickback safety precautions these persons may result from one-handed operation.
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This manual is also suitable for:

345e340e350

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