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Operator's manual
345FR 545FX 545FXT
545RX 545RXT
Please read the operator's manual carefully and make sure you understand the instructions
before using the machine.
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

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   Also See for Husqvarna 345FR

   Summary of Contents for Husqvarna 345FR

  • Page 1

    Operator’s manual 345FR 545FX 545FXT 545RX 545RXT Please read the operator’s manual carefully and make sure you understand the instructions before using the machine. 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 Decompression valve: The valve is to reduce the pressure in the cylinder and WARNING! Clearing saws, make starting easier. You should always brushcutters and trimmers can be use the decompression valve when dangerous! Careless or incorrect starting the machine.

  • Page 3: Table Of Contents

    CONTENTS Contents TECHNICAL DATA Technical data ............34 KEY TO SYMBOLS FEDERAL EMISSION CONTROL WARRANTY Symbols ..............2 STATEMENT CONTENTS YOUR WARRANTY RIGHTS AND OBLIGATIONS 38 Contents ............... 3 Note the following before Note the following before starting: ......3 INTRODUCTION starting: Dear customer! .............

  • Page 4: Introduction

    Dear customer! Congratulations 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.

  • Page 5: What Is What

    WHAT IS WHAT? 13 11 What is what on the brush cutter? (545 RX, 545 RXT) Grass blade 19 Support cup Grease filler cap, bevel gear 20 Support flange Bevel gear 21 Drive disc Cutting attachment guard 22 Trimmer head Shaft 23 Spark plug cap and spark plug Handlebar...

  • Page 6: What Is What On The Brush Cutter

    WHAT IS WHAT? What is what on the brush cutter? (545 FX, 545 FXT) Saw blade 16 Air filter cover Grease filler cap, bevel gear 17 Handle adjustment Bevel gear 18 Locking nut Cutting attachment guard 19 Support flange Shaft 20 Drive disc Handlebar 21 Spark plug...

  • Page 7: What Is What On The Brush Cutter

    WHAT IS WHAT? What is what on the brush cutter? (345 FR) Blade 19 Locking nut Grease filler cap, bevel gear 20 Drive disc Bevel gear 21 Support flange Cutting attachment guard 22 Metal cup Shaft 23 Support cup Handlebar 24 Locking screw Throttle trigger 25 Trimmer head...

  • Page 8: General Safety Precautions

    GENERAL SAFETY PRECAUTIONS Important Personal protective equipment IMPORTANT! IMPORTANT! The machine is only designed for trimming grass, grass A clearing saw, brushcutter or trimmer can be clearing and/or forestry clearing. dangerous if used incorrectly or carelessly, and can cause serious or fatal injury to the operator or others. It The only accessories you can operate with this engine is extremely important that you read and understand the unit are the cutting attachments we recommend in the...

  • Page 9: Machine's Safety Equipment

    GENERAL SAFETY PRECAUTIONS BOOTS Throttle lockout Wear boots with steel toe-caps and non-slip sole. The throttle lockout is designed to prevent accidental operation of the throttle control. When you press the lock (A) (i.e. when you grasp the handle) it releases the throttle control (B).

  • Page 10

    GENERAL SAFETY PRECAUTIONS be checked. See instructions under the heading Vibration damping system Maintenance. Your machine is equipped with a vibration damping system that is designed to reduce vibration and make operation easier. Use of incorrectly wound cord or an incorrect cutting attachment increases the level of vibration.

  • Page 11

    GENERAL SAFETY PRECAUTIONS cutter. Certain harnesses also have a quick release fitted If the muffler on your machine is fitted with a spark to the support hook. arrestor screen this must be cleaned regularly. A blocked screen will cause the engine to overheat and may lead to serious damage.

  • Page 12: Cutting Equipment

    GENERAL SAFETY PRECAUTIONS should operate the socket spanner when loosening or WARNING! Always stop the engine tightening the nut. before doing any work on the cutting attachment. This continues to rotate even after the throttle has been released. Ensure that the cutting attachment has stopped completely and disconnect the HT lead from the spark plug before you start to work on it.

  • Page 13

    GENERAL SAFETY PRECAUTIONS incorrectly sharpened or damaged blade increases the Sharpening the saw blade risk of accidents. • See the cutting attachment packaging for correct sharpening instructions. A correctly sharpened blade is essential for working efficiently and to avoid unnecessary wear to the blade and Keep the correct setting on the saw blade! Follow our brush cutter.

  • Page 14

    GENERAL SAFETY PRECAUTIONS Trimmer head IMPORTANT! Always ensure the trimmer cord is wound tightly and evenly around the drum, otherwise the machine will generate harmful vibration. • Only use the recommended trimmer heads and trimmer cords. These have been tested by the manufacturer to suit a particular engine size.

  • Page 15: Assembly

    ASSEMBLY Assembling the handlebar and • Tighten the knob. throttle Transport position, handlebar CAUTION! Some models have the throttle handle fitted at • The handlebar can easily be turned to fit along the the factory. shaft for easier transportation and storage. •...

  • Page 16: Fitting The Blade Guard/combination Guard, Grass Blade And Ball-bearing-mounted Support Cup

    ASSEMBLY Fitting the blade guard/ must remain inside the gear housing to lock the drive disk. Hold the shaft of the socket spanner as close to combination guard, grass blade the blade guard/combination guard as possible. and ball-bearing-mounted support cup •...

  • Page 17: Fitting The Trimmer Guard And Trimmer Head Trimmy Sii

    ASSEMBLY • Then fasten the blade guard (A) with 4 bolts (L) in the operate the socket spanner when loosening or tightening holder (N). the nut. Fitting the trimmer guard and • Fit the drive disc (B) on the output shaft. trimmer head Trimmy SII •...

  • Page 18: Fitting Other Guards And Cutting Attachments

    ASSEMBLY • Screw on the trimmer head (H) in the opposite • To dismantle, follow the instructions in the reverse direction to the direction of rotation. order. Adjusting the harness and brush cutter WARNING! When using a brush cutter it must always be hooked securely to the harness.

  • Page 19: Balance Xt

    ASSEMBLY Adjust the shoulder strap to distribute the load evenly Balance XT across your shoulders. Press downwards on the suspension hook to load the harness. (545FX, 545FXT, 545RXT) Adjust the height of the suspension hook as described in the instructions for the standard harness. (Forestry clearing) Safety release Push down the red release lever to release the machine...

  • Page 20

    ASSEMBLY Tighten the hip strap so that it sits securely. 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. The front belt that is attached to the breast plate can also be adjusted if necessary.

  • Page 21: Fuel Handling

    Two-stroke oil • Secure the machine during transport. • For best results and performance use HUSQVARNA two-stroke engine oil, which is specially formulated for WARNING! Take care when handling fuel. our air-cooled two stroke-engines. Bear in mind the risk of fire, explosion •...

  • Page 22: Fueling

    FUEL HANDLING Mixing Fueling • Always mix the gasoline and oil in a clean container intended for fuel. • Always start by filling half the amount of the gasoline to be used. Then add the entire amount of oil. Mix (shake) the fuel mixture.

  • Page 23: Starting And Stopping

    STARTING AND STOPPING Check before starting Starting and stopping • Check the blade to ensure that no cracks have formed at the bottom of the teeth or by the centre hole. The WARNING! The complete clutch cover most common reason why cracks are formed is that and shaft must be fitted before the sharp corners have been formed at the bottom of the machine is started, otherwise the clutch...

  • Page 24: Heated Handles

    STARTING AND STOPPING Start throttle: (345 FR, 545 RX, 545 RXT) CAUTION! Do not pull the starter cord all the way out and do not let go of the starter handle when the cord is fully Set the throttle to the start position by first pressing the extended.

  • Page 25: Working Techniques

    WORKING TECHNIQUES General working instructions position yourself incorrectly or make the cut in the wrong place the tree may hit you or the machine and cause you to lose control. Both situations can cause IMPORTANT! serious personal injury. This section describes the basic safety precautions for working with brush cutters and trimmers.

  • Page 26

    WORKING TECHNIQUES • Work systematically to and fro across the area, WARNING! Neither the operator of the clearing a width of around 4-5 m on each pass. This machine nor anyone else may attempt to exploits the full reach of the machine in both directions remove the cut material while the engine and gives the operator a convenient and varied is running or the cutting equipment is...

  • Page 27

    WORKING TECHNIQUES • To fell to the left, the bottom of the tree should be wood. Small stems require more pressure, while large pushed to the right. Tilt the blade and bring it stems require less pressure. diagonally down to the right, exerting firm pressure. At the same time push the stem using the blade guard.

  • Page 28

    WORKING TECHNIQUES Grass clearing using a grass blade can also damage sensitive bark on trees and bushes, and damage fence posts. • Reduce the risk of damaging plants by shortening the cord to 10-12 cm and reducing the engine speed. Clearing •...

  • Page 29: Maintenance

    Carburetor first few hours the machine is in use. The carburettor should then be finely adjusted. Fine adjustment Your Husqvarna product has been designed and should be carried out by a skilled technician. manufactured to specifications that reduce harmful CAUTION! If the cutting attachment rotates when the emissions.

  • Page 30: Muffler

    MAINTENANCE Proceed as follows: Cooling system Run the machine at idle. Press the start throttle lock as described under the heading Starting and stopping. If the start throttle speed is too low (below 4000 rpm), To keep the working temperature as low as possible the turn the adjuster screw A clockwise until the cutting machine is equipped with a cooling system.

  • Page 31: Bevel Gear

    However, before using the machine you should check that the bevel gear is filled three-quarters full with grease. Use HUSQVARNA special grease. The grease in the bevel gear does not normally need to be changed except if repairs are carried out.

  • Page 32

    IMPORTANT! Any maintenance other than that described in this manual must be carried out by your servicing dealer (retailer). IMPORTANT! Use only HUSQVARNA replacement parts. Use of other brands of replacement parts can cause damage to your unit or injury to the operator or others.

  • Page 33: 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. The user must only carry out the maintenance and service work described in this manual. More extensive work must be carried out by an authorized service workshop.

  • Page 34: Technical Data

    TECHNICAL DATA Technical data 345 FR 545 RX 545 RXT Motor Cylinder displacement, cu.in/cm 2,79/45,7 2,79/45,7 2,79/45,7 Cylinder bore, inch/mm 1,65/42 1,65/42 1,65/42 Stroke, inch/mm 1,30/33 1,30/33 1,30/33 Idle speed, rpm 2700 2700 2700 Recommended max. speed, rpm 12200 12200 12200 Speed of output shaft, rpm 8800...

  • Page 35

    TECHNICAL DATA 545 FX 545 FXT Motor Cylinder displacement, cu.in/cm 2,79/45,7 2,79/45,7 Cylinder bore, inch/mm 1,65/42 1,65/42 Stroke, inch/mm 1,3/33 1,3/33 Idle speed, rpm 2700 2700 Recommended max. speed, rpm 13000 13000 Speed of output shaft, rpm 10100 10100 Max. engine output, acc. to ISO 8893, kW/ rpm 2,2/9000 2,2/9000 Catalytic converter muffler...

  • Page 36

    TECHNICAL DATA 545 RX, 545 RXT Approved accessories Type Cutting attachment guard, Art. no. Centre hole in blades/cutters, Ø 25,4 Output shaft thread M12 Multi 255-3 (Ø 255 3 teeth) 537 28 85-01 Grass blade/grass cutter Multi 275-4 (Ø 275 4 teeth) 537 28 85-01 Multi 300-3 (Ø...

  • Page 37

    TECHNICAL DATA 345 FR Approved accessories Type Cutting attachment guard, Art. no. Centre hole in blades/cutters, Ø 25,4 Output shaft thread M12 Multi 255-3 (Ø 255 3 teeth) 537 28 85-01 Grass blade/grass cutter Multi 275-4 (Ø 275 4 teeth) 537 28 85-01 Multi 300-3 (Ø...

  • Page 38: Your Warranty Rights And Obligations

    FEDERAL EMISSION CONTROL WARRANTY STATEMENT YOUR WARRANTY RIGHTS AND charge to the owner at an approved Husqvarna Forest & Garden servicing dealer. If you have any questions OBLIGATIONS regarding your warranty rights and responsibilities, you should contact your nearest authorized servicing dealer The EPA (The US Environmental Protection Agency), or call Husqvarna Forest &...

  • Page 40

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

  • Page 42

    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"...

  • Page 43

    T45, T45x 10 m 10 cm 4" 4,3 m 15 cm "Clic" 6"...

  • Page 44

    Original instructions 1155058-95 ´®z+W%y¶5'¨ ´®z+W%y¶5'¨ 2012-08-10...

This manual also for:

545fx545fxt545rx545rxt

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