Husqvarna 345e EPA II, 346XP EPA I, 353 EPA II - Manuals

English – 5 WHA T IS WHA T? What is what on the c hain saw? 29 28 17 16 14 12 10 2 5 6 4 9 15 13 11 30 7 8 18 19 21 22 23 24 26 20 1 27 25 31 32 1 Product and serial number plate 2 Throttle lockout 3 Decompression valve (345e TrioBrake, 353 TrioBrake) 4 Front handle 5 Cylinder cover 6 Front hand gua...

6 – English GENERAL SAFETY PRECA UTIONS Bef ore using a new chain saw • Please read this manual carefully. • Check that the cutting equipment is correctly fitted and adjusted. See instructions under the heading Assembly. • Refuel and start the chain saw. See the instructions under the headings Fuel ...

English – 7 GENERAL SAFETY PRECA UTIONS chain saw usage if possible. Your dealer, forestry school or your library can provide information about which training materials and courses are available. Work is constantly in progress to improve the design and technology - improvements that increase your sa...

8 – English GENERAL SAFETY PRECAUTIONS • The chain brake (A) can either be activated manually (by your left hand) or automatically by the inertia release mechanism. • The brake is applied when the front hand guard (B) is pushed forwards or when the right-hand brake trigger (E) is pushed up and forwa...

English – 9 GENERAL SAFETY PRECAUTIONS Will my hand always activate the chain brake during a kickback? No. It takes a certain force to move the hand guard forward. If your hand only lightly touches the front guard or slips over it, the force may not be enough to trigger the chain brake. You should a...

10 – English GENERAL SAFETY PRECAUTIONS Cutting hardwoods (most broadleaf trees) creates more vibration than cutting softwoods (most conifers). Cutting with cutting equipment that is blunt or faulty (wrong type or badly sharpened) will increase the vibration level. Stop switch Use the stop switch to...

12 – English GENERAL SAFETY PRECAUTIONS When you sharpen a cutting tooth there are four important factors to remember. 1 Filing angle 2 Cutting angle 3 File position 4 Round file diameter It is very difficult to sharpen a chain correctly without the right equipment. We recommend that you use our fil...

English – 13 GENERAL SAFETY PRECAUTIONS • Place the depth gauge tool over the chain. Detailed information regarding the use of the depth gauge tool, will be found on the package for the depth gauge tool. Use the flat file to file off the tip of the depth gauge that protrudes through the depth gauge ...

14 – English GENERAL SAFETY PRECAUTIONS • Tighten the bar clutch by turning the knob clockwise. • Fold the knob back in to lock the tensioning. Lubricating cutting equipment Chain oil Chain oil must demonstrate good adhesion to the chain and also maintain its flow characteristics regardless of wheth...

English – 15 GENERAL SAFETY PRECAUTIONS • Check that the bar tip sprocket turns freely and that the lubricating hole in the tip sprocket is not blocked. Clean and lubricate if necessary. If the chain lubrication system is still not working after carrying out the above checks and associated measures ...

16 – English ASSEMBLY Fitting the bar and chain 346XP TrioBrake, 353 TrioBrake Check that the chain brake is in disengaged position by moving the front hand guard towards the front handle. Remove the bar nuts and remove the clutch cover (chain brake). Take off the transportation ring (A). Fit the ba...

18 – English FUEL HANDLING Fuel Note! The machine is equipped with a two-stroke engine and must always be run using a mixture of gasoline and two-stroke oil. It is important to accurately measure the amount of oil to be mixed to ensure that the correct mixture is obtained. When mixing small amounts ...

English – 19 FUEL HANDLING Fueling Clean the area around the fuel cap. Clean the fuel and chain oil tanks regularly. The fuel filter must be replaced at least once a year. Contamination in the tanks causes malfunction. Make sure the fuel is well mixed by shaking the container before refuelling. The ...

20 – English STARTING AND STOPPING Starting and stopping Cold engine Starting: The chain brake should be activated when starting the chain saw. Activate the chain brake by pushing the front hand guard forwards. Ignition; choke: Set the choke control in the choke position. This should automatically s...

English – 21 STARTING AND STOPPING Note! Pull the front hand guard towards the front handle. The chain brake is now disengaged. Your saw is ready for use. • Never start a chain saw unless the bar, chain and all covers are fitted correctly. See instructions under the heading Assembly. Without a bar a...

22 – English WORKING TECHNIQUES Before use: 1 Check that the chain brake works correctly and is not damaged. 2 Check that the rear right hand guard is not damaged. 3 Check that the throttle lockout works correctly and is not damaged. 4 Check that the stop switch works correctly and is not damaged. 5...

24 – English WORKING TECHNIQUES 8 Unless the user resists this pushing force there is a risk that the chain saw will move so far backwards that only the kickback zone of the bar is in contact with the tree, which can lead to a kickback. Cutting with the bottom edge of the bar, i.e. from the top of t...

English – 25 WORKING TECHNIQUES Limbing When limbing thick branches you should use the same approach as for cutting. Cut difficult branches piece by piece. Cutting If you have a pile of logs, each log you attempt to cut should be removed from the pile, placed on a saw horse or runners and cut indivi...

26 – English WORKING TECHNIQUES Tree felling technique Safe distance The safe distance between a tree that is to be felled and anyone else working nearby is at least 2 1/2 tree lengths. Make sure that no-one else is in this ”risk zone” before or during felling. Felling direction The aim is to fell t...

English – 27 WORKING TECHNIQUES Felling Felling is done using three cuts. First you make the directional cuts, which consist of the top cut and the bottom cut, then you finish with the felling cut. By placing these cuts correctly you can control the felling direction very accurately. Directional cut...

28 – English WORKING TECHNIQUES We recommend that you use a bar that is longer than the diameter of the tree, so that you can make the felling cut and directional cuts with single cutting strokes. See instructions under the heading Technical data section to find out which lengths of bar are recommen...

English – 29 WORKING TECHNIQUES How to avoid kickback What is kickback? The word kickback is used to describe the sudden reaction that causes the chain saw and bar to jump off an object when the upper quadrant of the tip of the bar, known as the kickback zone, touches an object. Kickback always occu...

30 – English MAINTENANCE General The user must only carry out the maintenance and service work described in this manual. Carburetor adjustment Due to existing environmental and emissions legislation your chain saw is equipped with movement limiters on the carburetor adjuster screws. These limit the ...

English – 31 MAINTENANCE High speed jet H 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 may be necessary to make minor adjustments to the high speed jet. CAUTION! If the high speed jet...

32 – English MAINTENANCE Push the trigger up and forwards to check that it moves freely and is securely hinged to the clutch cover. Never carry or hang the saw by the trigger! This could damage the mechanism and disable the chain brake. Checking the brake trigger Place the chain saw on firm ground a...

English – 33 MAINTENANCE Vibration damping system Regularly check the vibration damping units for cracks or deformation. Make sure the vibration damping units are securely attached to the engine unit and handle unit. Stop switch Start the engine and make sure the engine stops when you move the stop ...

34 – English MAINTENANCE 345e: • Undo the bolt in the centre of the pulley and remove the drive disc, drive disc spring and the pulley. Insert and secure a new starter cord in the starter pulley. Wind approx. 3 turns of the starter cord on the starter pulley. Fit the starter pulley so that the end o...

English – 35 MAINTENANCE Air filter The air filter must be regularly cleaned to remove dust and dirt in order to avoid: • Carburettor malfunctions • Starting problems • Loss of engine power • Unnecessary wear to engine parts • Excessive fuel consumption. • Remove the air filter after taking off the ...

English – 37 MAINTENANCE Temperature 0 °°°° C (32 °°°° F) or colder: A special winter kit, including necessary parts and assembly instructions, is available for using the machine in cold temperatures. 345e: Before usage a hole is made in the cylinder cover and a winter flap is fitted (see illustrati...

38 – English 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 Clean the outside of the machine. On chain saws without...

English – 39 TECHNICAL DATA Technical data 345e TrioBrake 346XP TrioBrake 353 TrioBrake Engine Cylinder displacement, cu.in/cm 3 2,75/45,0 2,75/45,0 3,15/51,7 Cylinder bore, inch/mm 1,65/42 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,...

40 – English TECHNICAL DATA Recommended original and replacement bar and chain combinations Following is a list of recommended cutting equipment for the Husqvarna chain saw models 345e TrioBrake, 346XP TrioBrake and 353 TrioBrake. The combinations of power head, bar and chain have been investigated ...

English – 41 FEDERAL EMISSION CONTROL WARRANTY STATEMENT YOUR WARRANTY RIGHTS AND OBLIGATIONS The EPA (The US Environmental Protection Agency), Environment Canada and Husqvarna Forest & Garden are pleased to explain the emissions control system warranty on your 2001 and later small nonroad engin...

42 – English AMERICAN STANDARD SAFETY PRECAUTIONS ´®z+RF•¶5&¨ ´®z+RF•¶5&¨ Safety precautions for chain saw users (ANSI B 175.1-2000 Annex C) Kickback safety precautions With a basic understanding of kickback, you can reduce or eliminate the element of surprise. Sudden surprise contributes to...