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Husqvarna 336FR Operator's Manual
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Husqvarna 336FR Operator's Manual

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Operator's manual
135R 336FR 336RK
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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Summary of Contents for Husqvarna 336FR

  • Page 1 Operator’s manual 135R 336FR 336RK 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 Only use non-metallic, flexible WARNING! Clearing saws, cutting attachments, i.e. trimmer brushcutters and trimmers can be heads with trimmer cord. dangerous! Careless or incorrect use can result in serious or fatal injury to the operator or others. Please read the operator’s manual carefully and make sure you understand the instructions before...

  • Page 3: Table Of Contents

    CONTENTS Contents Note the following before starting: KEY TO SYMBOLS Symbols ..............2 Please read the operator’s manual carefully. CONTENTS Maintenance, replacement, or repair of the emission Contents ............... 3 control devices and system may be performed by any Note the following before starting: ......3 nonroad engine repair establishment or individual.

  • 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? 336FR 336RK 135R What is what on the brush cutter? Trimmer head 18 Locking nut Grease filler cap, bevel gear 19 Support flange Bevel gear 20 Support cup Cutting attachment guard 21 Drive disc Shaft 22 Blade Handlebar 23 Operator’s manual...

  • Page 6: 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 The only accessories you can operate with this engine cause serious or fatal injury to the operator or others.

  • Page 7: Machine's Safety Equipment

    GENERAL SAFETY PRECAUTIONS BOOTS the throttle control is automatically locked at the idle setting. Wear boots with steel toe-caps and non-slip sole. CLOTHING Wear clothes made of a strong fabric and avoid loose Make sure the throttle control is locked at the idle setting clothing that can catch on twigs and branches.
  • Page 8 GENERAL SAFETY PRECAUTIONS Stop switch Vibration damping system Use the stop switch to switch off the engine. Your machine is equipped with a vibration damping system that is designed to reduce vibration and make operation easier. Start the engine and make sure the engine stops when you move the stop switch to the stop setting.
  • Page 9 GENERAL SAFETY PRECAUTIONS Certain harnesses also have a quick release fitted to the Never use a machine that has a faulty muffler. support hook. Regularly check that the muffler is securely attached to the machine. Check that the harness straps are correctly positioned. Once the harness and machine have been adjusted, check that the harness quick release works correctly.

  • Page 10: Cutting Equipment

    GENERAL SAFETY PRECAUTIONS Locking nut WARNING! Always stop the engine before doing any work on the cutting attachment. This continues to rotate even after the throttle has been released. A locking nut is used to secure some types of cutting Ensure that the cutting attachment has attachment.
  • Page 11 GENERAL SAFETY PRECAUTIONS Keep the correct setting on the saw blade! Follow our Sharpening the saw blade instructions and use the recommended setting tool. An incorrectly set saw blade increases the risk of jamming and blade thrust, and damage to the saw blade. •...
  • Page 12 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 13: Assembly

    ASSEMBLY Assembling the handlebar and Assembling and dismantling the throttle two-piece shaft • Remove the screw at the rear of the throttle handle. Assembly • Slide the throttle handle onto the right side of the handlebar, (see diagram). • Loosen the coupling by turning the knob. •...

  • Page 14: Assembling The Cutting Equipment

    ASSEMBLY Push and hold the button (C). While securely holding the Enter the guard extension guide in the slot of the engine end, pull the attachment straight out of the combination guard. Then click the guard extension into coupling. position on the guard with the four quick-fasteners. The guard extension is removed easily using the spark plug spanner, see illustration.

  • Page 15: Fitting The Blade Guard And Saw Blade

    ASSEMBLY the tool kit. Hold the shaft of the spanner as close to • Turn the blade shaft until one of the holes in the drive the blade guard as possible. To tighten the nut, turn disc aligns with the corresponding hole in the gear the spanner in the opposite direction to the direction housing.

  • Page 16: Adjusting The Harness And Brush Cutter

    ASSEMBLY Place the locking pin in the groove on the screw head Standard harness and tighten. See diagram. Quick release At the front is an easily accessible, quick release. Use this if the engine catches fire or in any other emergency situation that requires you to free yourself from the machine and harness.
  • Page 17 ASSEMBLY Grass clearing The machine should be supported in a harness when grass clearing so that the cutting equipment is parallel to the ground. Correct balance Forestry clearing The machine is balanced by moving the suspension ring on the machine forwards or backwards. On some models the suspension ring is fixed, however, this will then have a number of holes for the support hook.

  • Page 18: Fuel Handling

    Two-stroke oil • Secure the machine during transport. • For best results and performance use HUSQVARNA • In order to prevent unintentional starting of the engine, two-stroke engine oil, which is specially formulated for the spark plug cap must always be removed during our air-cooled two stroke-engines.

  • Page 19: 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 WARNING! Taking the following (shake) the fuel mixture.

  • Page 20: Starting And Stopping

    STARTING AND STOPPING Check before starting trimmer guard if they have been exposed to impact or are cracked. • Check the blade to ensure that no cracks have formed at the bottom of the teeth or by the centre hole. The most common reason why cracks are formed is that sharp corners have been formed at the bottom of the teeth while sharpening or that the blade has been...
  • Page 21 STARTING AND STOPPING Primer bulb: Press the air purge repeatedly until fuel For throttle handles with a start throttle begins to fill the bulb. The bulb need not be completely lock: filled. Set the throttle to the start position by first pressing the throttle lockout and the throttle trigger, then pressing the start throttle button (A).

  • Page 22: 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 23 WORKING TECHNIQUES • Start at whichever end of the area is easiest, and clear WARNING! Neither the operator of the an open space from which to work. machine nor anyone else may attempt to • Work systematically to and fro across the area, remove the cut material while the engine clearing a width of around 4-5 m on each pass.
  • Page 24 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 25 WORKING TECHNIQUES Grass clearing using a grass blade • Reduce the risk of damaging plants by shortening the cord to 10-12 cm and reducing the engine speed. Clearing • The clearing technique removes all unwanted • Grass blades and grass cutters must not be used on vegetation.

  • Page 26: Maintenance

    Carburetor should then be finely adjusted. Fine adjustment should be carried out by a skilled technician. Your Husqvarna product has been designed and CAUTION! If the cutting attachment rotates when the manufactured to specifications that reduce harmful engine is idling the idle adjustment screw T should be emissions.

  • Page 27: Muffler

    filled three-quarters replaced. If the screen is frequently blocked, this can be full with grease. Use HUSQVARNA special grease. a sign that the performance of the catalytic converter is impaired. Contact your dealer to inspect the muffler. A blocked screen will cause the machine to overheat and result in damage to the cylinder and piston.

  • Page 28: Air Filter

    Oiling the air filter. 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: 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 30: Technical Data Technical Data

    TECHNICAL DATA Technical data Technical data 135R 336FR 336RK Motor Cylinder displacement, cu.in/cm 2,11/34,6 2,11/34,6 2,11/34,6 Cylinder bore, inch/mm 1,50/38,0 1,50/38,0 1,50/38,0 Stroke, inch/mm 1,20/30,5 1,20/30,5 1,20/30,5 Idle speed, rpm 2900 2900 2900 Recommended max. speed, rpm 11500 11500 11500...
  • Page 31 TECHNICAL DATA 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 33 16-01 Grass 255-4 (Ø 255 4 teeth) 537 33 16-01 Grass blade/grass cutter Multi 275-4 (Ø...

  • Page 32: Federal And California Emissions Control Warranty Statement

    If the part fails prior to the first scheduled replacement, If any emissions-related part on your equipment is the part will be repaired or replaced by Husqvarna Forest defective, the part will be repaired or replaced by & Garden at no cost. Any such part repaired or replaced Husqvarna Forest &...

  • Page 33: Emission Warranty Parts List

    EPA may not be used. The use of any non-exempted add-on or modified parts will be grounds for disallowing a warranty claim. Husqvarna Forest & Garden will not be liable to warrant failures of warranted parts caused by the use of a non-exempted add-on or modified part.
  • Page 35 8,5 m 10 cm 4" 4,2 m "Clic" 15 cm 6"...
  • Page 36 4,25 m 4,25 m 15 cm 6" 15 cm 6"...
  • Page 37 T35, T35x 8,5 m 10 cm 4" 4,3 m "Clic" 15 cm 6"...
  • Page 38 T45, T45x 10 m 10 cm 4" 4,3 m 15 cm "Clic" 6"...
  • Page 39 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 40 Trimmy SII 7,0 m 12 cm 5" ~ 3,5 m ~ 15 cm "Clic" 35-50 NM...
  • Page 42 Alloy ø 2,0 - 2,4 mm/ .080-.095" ø 2,0 - 3,3 mm/ .080- .130" 550 mm/ 22"...
  • Page 44 Original instructions 1155638-95 ´®z+W_y¶5{¨ ´®z+W_y¶5{¨ 2012-11-29...

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