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Operator ′ s manual 343F 345F 345F 343R 345R Please read 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...
KEY TO SYMBOLS Symbols Noise emission to the environment according to the European Community’s Directive. The machine’s emission is specified in chapter WARNING! Clearing saws, brushcutters and Technical data and on label. trimmers can be dangerous! Careless or incorrect use can result in serious or fatal injury to the operator or others.
What is what on the clearing saw? (343R, 345RX) ..serious or fatal injury to the operator or What is what on the clearing saw? (343F, 345FX, others. It is extremely important that you 345FXT) ................
SAFETY INSTRUCTIONS Personal protective equipment CLOTHING Wear clothes made of a strong fabric and avoid loose clothing that can catch on twigs and branches. Always wear heavy, IMPORTANT! Whenever you use a clearing saw, long pants. Do not wear jewellery, shorts sandals or go brushcutter or trimmer you must wear personal protective barefoot.
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SAFETY INSTRUCTIONS Stop switch Quick release Use the stop switch to switch off the engine. There is an easily accessible, quick release fitted at the front as a safety precaution in case the engine catches fire, or in any other situation that requires you to free yourself from the machine and harness.
SAFETY INSTRUCTIONS Checking, maintaining and servicing WARNING! Bear in mind that: the machine ′ ′ ′ ′ s safety equipment Engine exhaust fumes contain carbon IMPORTANT! monoxide, which can cause carbon All servicing and repair work on the machine requires monoxide poisoning.
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SAFETY INSTRUCTIONS Vibration damping system • See instructions under the heading Start. Start the machine and apply full throttle. Release the throttle and check that the cutting attachment stops and remains at a standstill. If the cutting attachment rotates with the throttle in the idle position then the carburettor idle setting must be •...
SAFETY INSTRUCTIONS Cutting equipment Locking nut This section describes how to choose and maintain your cutting equipment in order to: • Reduce the risk of kickback. • When fitting, tighten the nut in the opposite direction to the direction of rotation of the cutting attachment. To remove •...
SAFETY INSTRUCTIONS Filing the saw blade Trimmer head • Only use the recommended trimmer heads and trimmer cords. These have been tested by the manufacturer to suit a particular engine size. This is especially important when a fully automatic trimmer head is used. Only use the •...
SAFETY INSTRUCTIONS General safety precautions Fuel safety IMPORTANT! The machine is only designed for trimming grass, grass clearing and/or forestry clearing. • Always use a fuel container with an anti-spill valve. The only accessories you can operate with this engine unit •...
SAFETY INSTRUCTIONS General working instructions 5 Switch off the engine before moving to another area. Fit the transport guard before carrying or transporting the equipment any distance. IMPORTANT! 6 Never put the machine down with the engine running This section describes the basic safety precautions for unless you have it in clear sight.
SAFETY INSTRUCTIONS Basic working techniques • Work systematically to and fro across the area, clearing a width of around 4-5 m on each pass. This exploits the full reach of the machine in both directions and gives the • Always slow the engine to idle speed after each working operator a convenient and varied working area to work in.
SAFETY INSTRUCTIONS Grass clearing using a grass blade • To fell to the right, the bottom of the tree should be pushed to the left. Tilt the blade and bring it diagonally up to the right. Cut with the area of the blade between 3 o’clock and 5 o’clock so that the direction of rotation of the blade pushes the bottom of the tree to the left.
SAFETY INSTRUCTIONS Grass trimming with a trimmer head Sweeping • The fan effect of the rotating cord can be used for quick and easy clearing up. Hold the cord parallel to and above the area to be swept and move the tool to and fro. Trimming •...
WHAT IS WHAT? What is what on the clearing saw? (343R, 345RX) 1 Grass blade 19 Support cup 2 Grease filler cap 20 Support flange 3 Bevel gear 21 Drive disc 4 Cutting attachment guard 22 Trimmer head 5 Shaft 23 Spark plug 6 Handlebar 24 Socket spanner...
WHAT IS WHAT? What is what on the clearing saw? (343F, 345FX, 345FXT) 1 Saw blade 16 Air filter cover 2 Grease filler cap 17 Handle adjustment 3 Bevel gear 18 Locking nut 4 Cutting attachment guard 19 Support flange...
ASSEMBLY Assembling the handlebar and Transport position, handlebar throttle • The handlebar can easily be turned to fit along the shaft for easier transportation and storage. IMPORTANT! Some models have the throttle handle fitted at the factory. • Loosen the knob. Turn the handlebar clockwise so that the throttle handle rests against the engine.
CAUTION! Always use the recommended guard for the cutting attachment you are using. See chapter on Technical data. 343F, 345FX, 345FXT • The blade guard (A) is fitted using 4 screws (L) as shown. • CAUTION! Always use the recommended guard for the cutting attachment you are using.
ASSEMBLY • Fit the nut (G). The nut must be tightened to a torque of • Screw on the trimmer head (H) in the opposite direction to 35-50 Nm (3.5-5 kpm). Use the socket spanner in the tool the direction of rotation. kit.
ASSEMBLY Adjusting the harness and clearing 2 Grass clearing The machine should be supported in a harness when grass clearing so that the cutting equipment is parallel to the ground. WARNING! When using a clearing saw it must always be hooked securely to the harness.
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ASSEMBLY 4 Adjust the height of the suspension hook as described in the instructions for the standard harness. (Forestry clearing) 5 If you need to lower the suspension hook, for trimming for example, move the suspension strap (A) to the lower mounting point on the backplate.
Mixture 1:50 (2%). When refuelling, open the fuel cap slowly so • If HUSQVARNA two-stroke oil is not available, you may that any excess pressure is released gently. use another two-stroke oil of good quality that is intended Tighten the fuel cap carefully after refuelling.
Use the same starting procedure as for a cold engine but without setting the choke control in the choke position. Start throttle: (343F, 345FX, 345FXT) Set the throttle to the start position by moving the choke control to the choke position and then returning it to its original position.
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Stop the engine by switching off the ignition. automatically maintain a temperature of roughly 70° when the heat is turned on. 343F, 345FX, 345FXT WARNING! When the engine is started with the choke in either the choke or start throttle positions the cutting attachment will start to rotate immediately.
MAINTENANCE Carburettor WARNING! If the idle speed cannot be adjusted so that the cutting attachment Your Husqvarna product has been designed and stops, contact your dealer/service manufactured to specifications that reduce harmful workshop. Do not use the machine until it emissions.
MAINTENANCE High speed jet H Proceed as follows: 1 Run the machine at idle. The high speed jet H affects the engine power, speed, temperature and fuel consumption. If the high speed jet H is 2 Press the start throttle lock as described under the set too lean (screwed in too far) the engine speed will be too heading Starting and stopping.
The cooling system consists of: Oiling the air filter Always use HUSQVARNA filter oil, art. no. 531 00 92-48. The filter oil contains a solvent to make it spread evenly through the filter. You should therefore avoid skin contact.
MAINTENANCE Spark plug Filing the saw blade The spark plug condition is influenced by: WARNING! Using an incorrect cutting • Incorrect carburettor adjustment. attachment or an incorrectly sharpened • An incorrect fuel mixture (too much or incorrect type of blade increases the risk of kickback. oil).
MAINTENANCE Winter use Running problems can occur when using the machine in the cold and snowy conditions caused by: • Too low engine temperature. • Icing of the air filter and carburettor. Special measures are therefore often required: • Partly mask the air inlet on the starter to increase the working temperature of the engine.
MAINTENANCE Maintenance schedule Weekly maintenance Below you will find some general maintenance instructions. If 0,5 mm you need further information please contact your service workshop. Daily maintenance 1 Check the starter and starter cord. 2 Check that the vibration damping elements are not damaged.
EC-declaration of conformity (Applies to Europe only) We, Husqvarna AB, SE-561 82 Huskvarna, Sweden, tel: +46-36-146500, declare that the clearing saws Husqvarna 343F, 345FX/FXT, 343R and 345RX with serial numbers dating from 2002 onwards (the year is clearly stated on the rating plate, followed by the serial number), comply with the requirements of the COUNCIL’S DIRECTIVE:...
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Trimmy SII 7,0 m 12 cm 5" ~ 3,5 m ~ 15 cm "Clic" 35-50 NM...
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Auto 55 >1,1 Kw <1,1 Kw 2,7 mm - 9,0 m 3,0 mm - 7,5 m 3,3 mm - 6,0 m 15 cm 6" 15 cm 6" 15 cm 15 cm 6" 6"...