background image

  

E

E

E

En

n

n

ng

g

g

glllliiiiss

s

sh

h

h

h

 

345e 

 

EP

 

A III 

 

346XP 

 

EP

 

A I

 

 

353 

 

EP

 

A III 

 

T

 

rioBrake

 

Oper

 

ator’s manual

 

Please r

 

ead the operator’s manual carefully and make sure you understand the instructions before using the machine.

Summary of Contents for 1151438-95

Page 1: ...g g g gl l l li i i is s s sh h h h 345e EPA III 346XP EPA I 353 EPA III TrioBrake Operator s manual Please read the operator s manual carefully and make sure you understand the instructions before using the machine ...

Page 2: ...ast reverse reaction kicking the guide bar up and towards the operator May cause serious personal injury If your machine bears this symbol it is equipped with a catalytic converter Other symbols decals on the machine refer to special certification requirements for certain markets Symbols in the operator s manual Switch off the engine by moving the stop switch to the STOP position before carrying o...

Page 3: ... 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 chemical known to the State of California to cause cancer birth defects or other reproductive harm ...

Page 4: ...re use 23 General working instructions 23 How to avoid kickback 30 MAINTENANCE General 31 Carburetor adjustment 31 Checking maintaining and servicing chain saw safety equipment 32 Muffler 34 Starter 35 Air filter 36 Spark plug 36 Lubricating the bar tip sprocket 37 Needle bearing lubrication 37 Adjustment of the oil pump 37 Cooling system 37 Air Injection centrifugal cleaning 38 Heated handles 38 ...

Page 5: ... and market high quality motor driven products for forestry and gardening as well as for building and construction industry Your purchase gives you access to professional help with repairs and service whenever this may be necessary If the retailer who sells your machine is not one of our authorized dealers ask for the address of your nearest servicing dealer It is our wish that you will be satisfi...

Page 6: ...ioning screw 16 Bar 17 Chain 18 Starter handle 19 Chain oil tank 20 Starter 21 Fuel tank 22 Choke control Start throttle lock 23 Rear handle 24 Stop switch 25 Adjuster screws carburetor 26 Air purge 27 Information and warning decal 28 Bar guard 29 Combination spanner 30 Operator s manual EPA 31 Right hand brake trigger 32 Switch for heated handle 346XPG TrioBrake 353G TrioBrake 33 Knob 345e TrioBr...

Page 7: ...hat may be carcinogenic Avoid contact with these elements in the event of a damaged muffler WARNING Long term inhalation of the engine s exhaust fumes chain oil mist and dust from sawdust can represent a health risk WARNING The ignition system of this machine produces an electromagnetic field during operation This field may under some circumstances interfere with pacemakers To reduce the risk of s...

Page 8: ...ly and if service and or repairs are not carried out professionally If you need further information please contact your nearest servicing dealer Chain brake and front hand guard Your chain saw is equipped with a chain brake that is designed to stop the chain if you get a kickback The chain brake reduces the risk of accidents but only you can prevent them Take care when using your saw and make sure...

Page 9: ...ndle 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 let go The way the chain brake is activated either manually or automatically by the inertia release mechanism depends on the force of the kickback and the position of the chain saw in relation to the object that the kickback z...

Page 10: ...op the saw chain Third the chain brake may be activated but if the bar is too close to you the brake might not have enough time to slow down and stop the chain before the chain saw hits you Only you and proper working technique can eliminate kickback and its danger Throttle lockout The throttle lockout is designed to prevent accidental operation of the throttle control When you press the lock A i ...

Page 11: ...e a clearance increases the risk of kickback 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 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 WARNING Overexposure to vibrat...

Page 12: ...ocket Number of drive links The number of drive links is determined by the length of the bar the chain pitch and the number of teeth on the bar tip sprocket Bar groove width inches mm The groove in the bar must match the width of the chain drive links Chain oil hole and hole for chain tensioner The bar must be matched to the chain saw design Chain Chain pitch inches Drive link width mm inches Numb...

Page 13: ...of file and gauge that are recommended for the chain fitted to your chain saw Check that the chain is correctly tensioned A slack chain will move sideways making it more difficult to sharpen correctly Always file cutting teeth from the inside face Reduce the pressure on the return stroke File all the teeth on one side first then turn the chain saw and file the teeth on the other side File all the ...

Page 14: ...ain regularly to take up the slack Check the chain tension every time you refuel NOTE A new chain has a running in period during which you should check the tension more frequently Tension the chain as tightly as possible but not so tight that you cannot pull it round freely by hand 346XP TrioBrake 353 TrioBrake Loosen the bar nuts that hold the clutch cover chain brake Use the combination spanner ...

Page 15: ... 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 long will use more chain oil Checking chain lubrication Check the chain lubric...

Page 16: ...ou compare the existing chain with a new chain to decide how badly the existing chain is worn When the length of the cutting teeth has worn down to only 0 16 inch 4 mm the chain must be replaced Bar Check regularly Whether there are burrs on the edges of the bar Remove these with a file if necessary Whether the groove in the bar has become badly worn Replace the bar if necessary Whether the tip of...

Page 17: ...t the chain is correctly located in the groove in the bar Tighten the bar nuts finger tight Tension the chain by turning the chain tensioning screw clockwise using the combination spanner See instructions under the heading Tensioning the chain 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 the bar tip and tighten t...

Page 18: ...the chain tensioning pulley but do not tighten Tension the chain by turning the wheel down The chain should be tensioned until it does not sag from the underside of the bar 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 the bar tip and tighten the bar knob by turning the knob clockwise When fitting a new chain the ...

Page 19: ...buretor Running in Avoid running at a too high speed for extended periods during the first 10 hours Two stroke oil For best results and performance use HUSQVARNA two stroke engine oil which is specially formulated for our air cooled two stroke engines Never use two stroke oil intended for water cooled engines sometimes referred to as outboard oil rated TCW Never use oil intended for four stroke en...

Page 20: ...uel in an approved container designed for that purpose For longer periods of storage or for transport of the chain saw the fuel and chain oil tanks should be emptied Ask where you can dispose of waste fuel and chain oil at your local gas station Ensure the machine is cleaned and that a complete service is carried out before long term storage The bar guard must always be fitted to the cutting attac...

Page 21: ...pushing it in again Starting Grip the front handle with your left hand Hold the chain saw on the ground by placing your right foot through the rear handle Pull the starter handle with your right hand and pull out the starter cord slowly until you feel a resistance as the starter pawls engage then pull firmly and rapidly Never wrap the starter cord around your hand CAUTION Do not pull the starter c...

Page 22: ...not drop start This method is very dangerous because you may lose control of the saw Never start the machine indoors Exhaust fumes can be dangerous if inhaled Observe your surroundings and make sure that there is no risk of people or animals coming into contact with the cutting equipment Always hold the saw with both hands The right hand should be on the rear handle and the left hand on the front ...

Page 23: ...ing small branches and avoid cutting bushes i e cutting many small branches at the same time Small branches can be grabbed by the chain and thrown back at you causing serious injury 4 Make sure you can move and stand safely Check the area around you for possible obstacles roots rocks branches ditches etc in case you have to move suddenly Take great care when working on sloping ground 5 Take great ...

Page 24: ... sure you are standing firmly and that there is nothing in the way that might make you trip or lose your balance Lack of concentration can lead to kickback if the kickback zone of the bar accidentally touches a branch nearby tree or some other object Have control over the workpiece If the pieces you intend to cut are small and light they can jam in the saw chain and be thrown towards you Even if t...

Page 25: ... before the cut is complete There are five important factors you should consider before making a cut 1 Make sure the cutting equipment will not jam in the cut 2 Make sure the object you are cutting will not split 3 Make sure the chain will not strike the ground or any other object during or after cutting 4 Is there a risk of kickback 5 Do the conditions and surrounding terrain affect how safely yo...

Page 26: ...chain touch the ground as you finish the cut Maintain full throttle but be prepared for what might happen If it is possible can you turn the log stop cutting about 2 3 of the way through the log Turn the log and finish the cut from the opposite side The log is supported at one end There is a high risk that it will split Start by cutting from below about 1 3 of the way through Finish by cutting fro...

Page 27: ...nded Another very important factor which does not affect the felling direction but does affect your safety is to make sure the tree has no damaged or dead branches that might break off and hit you during felling 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 ...

Page 28: ...t line This line should be perfectly horizontal and at right angles 90 to the chosen felling direction 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 tree and cut on the pull stroke Make the felling cut about 1 5 2 inches 3 5 cm above the bottom directional cut Finish the felling cut parallel with the directi...

Page 29: ...mounted Portable Cutting trees and branches that are in tension Preparations Work out which side is in tension and where the point of maximum tension is i e where it would break if it was bent even more Decide which is the safest way to release the tension and whether you are able to do it safely In complicated situations the only safe method is to put aside your chain saw and use a winch General ...

Page 30: ...lose as possible to the chain saw for maximum control If possible let the weight of the chain saw rest on the trunk Keep the trunk between you and the chain saw as you move along the trunk Cutting the trunk into logs See instructions under the heading Basic cutting technique WARNING Kickback can happen very suddenly and violently kicking the chain saw bar and chain back at the user If this happens...

Page 31: ...ning at a too high speed for extended periods during the first 10 hours CAUTION If the chain rotates while idling the T screw must be turned anti clockwise until the chain stops Rec idle speed 2700 rpm Fine adjustment When the machine has been run in the carburetor should be finely adjusted The fine adjustment should be carried out by a qualified person First adjust the L jet then the idling screw...

Page 32: ...jet is set too lean the machine will have less power poor acceleration and could suffer damage to the engine Checking maintaining and servicing chain saw safety equipment Chain brake and front hand guard Checking brake band wear Brush off any wood dust resin and dirt from the chain brake and clutch drum Dirt and wear can impair operation of the brake Regularly check that the brake band is at least...

Page 33: ...ake by tilting your left wrist forward onto the front hand guard Do not let go of the front handle The chain should stop immediately Throttle lockout Make sure the throttle control is locked at the idle setting when the throttle lockout is released Press the throttle lockout and make sure it returns to its original position when you release it Check that the throttle control and throttle lockout m...

Page 34: ...ill cause the engine to overheat and may lead to serious damage Note The screen must be replaced if it is damaged If the screen is blocked the machine will overheat and this will cause damage to the cylinder and piston Never use a machine with a muffler that is in poor condition Never use a muffler if the spark arrestor screen is missing or defective The muffler is designed to reduce the noise lev...

Page 35: ...a good knot on the starter cord 346XP 353 Undo the screw in the centre of the pulley and remove the pulley Insert and fasten a new starter cord to the pulley Wind approx 3 turns of the starter cord onto the pulley Connect the pulley to the recoil spring so that the end of the spring engages in the pulley Fit the screw in the center of the pulley Insert the starter cord through the hole in the star...

Page 36: ...Loss of engine power Unnecessary wear to engine parts Excessive fuel consumption Remove the air filter after taking off the air filter cover When refitting make sure that the air filter seals tightly against the filter holder Clean the filter by brushing or shaking it The filter can be cleaned more thoroughly by washing it in water and detergent An air filter that has been in use for a long time c...

Page 37: ...The machine is supplied from the factory with the screw set to position 2 Turning the screw clockwise will reduce the oil flow and turning the screw anti clockwise will increase the oil flow Recommended settings Bar 13 15 Position 1 Bar 15 18 Position 2 Bar 18 20 Position 3 Cooling system To keep the working temperature as low as possible the machine is equipped with a cooling system The cooling s...

Page 38: ...Too low engine temperature Icing of the air filter and carburetor Special measures are therefore often required Partly mask the air inlet on the starter to increase the working temperature of the engine Preheat the intake air to the carburetor by using the heat from the cylinder Temperature 0 C 32 F or colder A special winter kit including necessary parts and assembly instructions is available for...

Page 39: ... in the bar to be sure it is not clogged Clean the bar groove If the bar has a sprocket tip this should be lubricated Lubricate the clutch drum bearing Clean the outside of the carburetor Check that the bar and chain are getting sufficient oil File off any burrs from the edges of the bar Check fuel hose for cracks or other damage Change if necessary Check the saw chain with regard to visible crack...

Page 40: ... C3 EL 18B Fuel tank capacity US pint litre 1 06 0 5 1 06 0 5 1 06 0 5 Oil pump capacity at 9 000 rpm ml min 9 5 12 5 12 Oil tank capacity US pint litre 0 53 0 25 0 59 0 28 0 59 0 28 Type of oil pump Automatic Automatic Automatic Weight Chain saw without bar or chain empty tanks lb kg 11 0 5 0 346XP 11 0 5 0 353 11 0 5 0 346XPG 11 2 5 1 353G 11 2 5 1 346XP E tech 11 0 5 0 353 E tech 11 0 5 0 346XP...

Page 41: ...ket teeth may be considered to have equivalent kickback energy A hard nose bar having the same length and nose radius as a sprocket nose bar may be considered to have equivalent or less kickback energy than the sprocket nose bar Bar and chain combinations Low kickback saw chain is a chain which has only met the kickback performance requirements of ANSI B 175 1 safety requirements for gasoline powe...

Page 42: ...d each subsequent purchaser that the engine is free from defects in materials and workmanship which cause the failure of a warranted part for a period of two years WHAT IS COVERED REPAIR OR REPLACEMENT OF PARTS Repair or replacement of any warranted part will be performed at no charge to the owner at an approved Husqvarna Forest Garden servicing dealer If you have any questions regarding your warr...

Page 43: ...and securely assembled Be sure that the saw chain stops moving when the throttle control trigger is released Shut off the engine before setting the chain saw down Use extreme caution when cutting small size brush and saplings because slender material may catch the saw chain and be whipped toward you or pull you off balance When cutting a limb that is under tension be alert for springback so that y...

Page 44: ...1151438 95 z SKy 5n z SKy 5n 2009 01 21 ...

Reviews: