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Operator's manual (EPA)
343F 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
understand the instructions before using the machine.


   Summary of Contents for Husqvarna 343F

  • Page 1

    Operator’s manual (EPA) 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...

  • Page 2: Key To Symbols

    KEY TO SYMBOLS Symbols Switch off the engine by moving the stop switch to the STOP position before carrying WARNING! Clearing saws, brushcutters and out any checks or maintenance. trimmers can be dangerous! Careless or incorrect use can result in serious or fatal Always wear approved protective gloves.

  • Page 3: Table Of Contents

    Your warranty may not cover damage or What is what on the clearing saw? (343R, 345RX) ..liability caused by the use of non-authorized What is what on the clearing saw? (343F, 345FX, accessories or replacement parts. 345FXT) ................ ASSEMBLY Assembling the handlebar and throttle ......

  • Page 4: Safety Instructions

    SAFETY INSTRUCTIONS Personal protective equipment FIRST AID KIT Always have a first aid kit nearby. IMPORTANT! Whenever you use a clearing saw, brushcutter or trimmer you must wear personal protective equipment that is approved by the authorities. Personal protective equipment does not eliminate the risk of accidents, but it can reduce the effects of an injury in the event of an accident.

  • Page 5

    SAFETY INSTRUCTIONS Cutting attachment guard Muffler This guard is intended to prevent loose objects from being The muffler is designed to keep noise levels to a minimum thrown towards the operator. The guard also protects the and to direct exhaust fumes away from the user. operator from accidental contact with the cutting attachment.

  • Page 6: Checking, Maintaining And Servicing The Machine ' S Safety Equipment

    SAFETY INSTRUCTIONS Cutting equipment Checking, maintaining and servicing the machine ′ ′ ′ ′ s safety equipment Saw blades are intended for cutting fibrous types of wood. IMPORTANT! All servicing and repair work on the machine requires special training. This is especially true of the machine ′ s safety equipment.

  • Page 7

    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 •...

  • Page 8: Cutting Equipment

    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 •...

  • Page 9

    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 •...

  • Page 10: General Safety Precautions

    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 •...

  • Page 11: General Working Instructions

    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.

  • Page 12: Basic Working Techniques

    SAFETY INSTRUCTIONS Basic working techniques Working methods • Always slow the engine to idle speed after each working operation. Long periods at full throttle without any load on the engine can lead to serious engine damage. • Before you start clearing, check the clearing area, the type of terrain, the slope of the ground, whether there are Terms stones, hollows etc.

  • Page 13

    SAFETY INSTRUCTIONS Brush cutting with a saw blade the stem using the blade guard. Cut with the area of the blade between 3 o’clock and 5 o’clock. Apply full throttle before advancing the blade. • Thin stems and brush are mown down. Work with a sawing movement, swinging sideways.

  • Page 14

    SAFETY INSTRUCTIONS Grass clearing using a grass blade WARNING! Watch out for thrown objects. Always wear eye protection. Never lean over the cutting attachment guard. Stones, rubbish, etc. can be thrown up into the eyes causing blindness or serious injury. •...

  • Page 15

    SAFETY INSTRUCTIONS Cutting • The trimmer is ideal for cutting grass that is difficult to reach using a normal lawn mower. Keep the cord parallel to the ground when cutting. Avoid pressing the trimmer head against the ground as this can ruin the lawn and damage the tool.

  • Page 16: What Is What

    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...

  • Page 17: What Is What On The Clearing Saw? (343f, 345fx, 345fxt)

    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...

  • Page 18: Assembly

    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. NOTE! 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.

  • Page 19: Fitting The Blade Guard/combination Guard, Grass Blade And Ball-bearing-mounted Support Cup

    ASSEMBLY Fitting the blade guard/combination gear housing to lock the drive disk. Hold the shaft of the socket spanner as close to the blade guard/combination guard, grass blade and ball-bearing- guard as possible. mounted support cup • Hang the trimmer guard/combination guard (A) on the two hooks on the plate holder (M).

  • Page 20: Fitting The Blade Guard And Saw Blade

    See chapter on Technical data. When loosening and tightening the saw blade nut, there is a 343F, 345FX, 345FXT risk of injury from the teeth of the saw blade. You should therefore always ensure that your hand is shielded by the •...

  • Page 21: Fitting Other Guards And Cutting Attachments

    ASSEMBLY Adjusting the harness and clearing • Tighten the trimmer head to a torque of 35-50 Nm (3.5-5 kpm). • To dismantle, follow the instructions in the reverse order. WARNING! When using a clearing saw it Fitting other guards and cutting must always be hooked securely to the attachments harness.

  • Page 22: Triobalance Harness

    ASSEMBLY 2 Grass clearing 4 Adjust the height of the suspension hook as described in the instructions for the standard harness. (Forestry The machine should be supported in a harness when clearing) grass clearing so that the cutting equipment is parallel to the ground.

  • Page 23: Fuel Handling

    Always stop the engine and let it cool for a Two-stroke oil few minutes before refuelling. • For best results and performance use HUSQVARNA two- When refuelling, open the fuel cap slowly so stroke oil, which is specially formulated for our two-stroke that any excess pressure is released gently.

  • Page 24: Starting And Stopping

    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.

  • Page 25

    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.

  • Page 26: Maintenance

    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.

  • Page 27: Muffler

    MAINTENANCE Proceed as follows: WARNING! If the idle speed cannot be adjusted so that the cutting attachment 1 Run the machine at idle. stops, contact your dealer/service 2 Press the start throttle lock as described under the workshop. Do not use the machine until it heading Starting and stopping.

  • Page 28: Cooling System

    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.

  • Page 29: Spark Plug

    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).

  • Page 30: Winter Use

    MAINTENANCE Winter use Maintenance schedule Running problems can occur when using the machine in the Below you will find some general maintenance instructions. If cold and snowy conditions caused by: you need further information please contact your service workshop. • Too low engine temperature.

  • Page 31

    MAINTENANCE Monthly maintenance • Clean the fuel tank. • Clean the outside of the carburettor and the space around • Clean the fan and the area around it. • Check fuel hose for cracks or other damage. Change if necessary. •...

  • Page 32: Technical Data

    TECHNICAL DATA Technical data 343R 345RX 343F Engine Cylinder volume, 2,75/45 2,75/45 2,75/45 Cylinder bore, inch/mm 1,65/42 1,65/42 1,65/42 Stroke, inch/mm 1,26/32 1,26/32 1,26/32 Idle speed, rpm 2800 2800 2800 Recommended max. speed, rpm 12500 12500 13500 Speed of output shaft, rpm...

  • Page 33

    TECHNICAL DATA 345FX 345FXT Engine Cylinder volume, 2,62/43 2,62/43 Cylinder bore, inch/mm 1,61/41 1,61/41 Stroke, inch/mm 1,26/32 1,26/32 Idle speed, rpm 2800 2800 Recommended max. speed, rpm 13500 13500 Speed of output shaft, rpm 10500 10500 Max. engine output, acc. to ISO 8893, kW/ rpm 2,1/9600 2,1/9600 Catalytic converter muffler...

  • Page 34: Federal Emission Control Warranty Statement

    The EPA (The US Environmental Protection Agency), charge to the owner at an approved Husqvarna Forest & Environment Canada and Husqvarna Forest & Garden are Garden servicing dealer. If you have any questions regarding...

  • Page 36

    Trimmy SII 7,0 m 12 cm 5" ~ 3,5 m ~ 15 cm "Clic" 35-50 NM...

  • Page 38

    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" ´®z+H5•¶5w¨ ´®z+H5•¶5w¨...

  • Page 40

    1140219-95 ´®z+H5•¶5w¨ ´®z+H5•¶5w¨ 2003-08-27...

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