Husqvarna 235F Operator's Manual

Husqvarna 235F Operator's Manual

Husqvarna brushcutter/clearing saw operator's manual

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Operator's manual
235R 235FR
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 235F

  • Page 1 Operator′s manual 235R 235FR 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

    Symbols WARNING! Clearing saws, brushcutters and trimmers can be dangerous! Careless or incorrect use can result in serious or fatal injury to the operator or others. It is extremely important that you read and understand the contents of the operator’s manual. Please read the operator’s manual carefully and make sure you understand the instructions before...
  • Page 3: Table Of Contents

    Fitting the blade guard and saw blade ... 14 Fitting the trimmer guard and trimmer head Trimmy SII ... 15 Fitting other guards and cutting attachments ... 16 Adjusting the harness and brush cutter ... 16 FUEL HANDLING Fuel safety ... 18 Fuel ... 18 Fuelling ...
  • Page 4: Introduction

    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 Husqvarna River, for production of muskets.
  • Page 5: What Is What

    What is what? Blade Grease filler cap, bevel gear Bevel gear Cutting attachment guard Shaft Handlebar Throttle control Stop switch Throttle lockout 10 Support eyes for harness 11 Cylinder cover 12 Starter handle 13 Fuel tank 14 Choke control 15 Air purge WHAT IS WHAT? 16 Air filter cover 17 Handle adjustment...
  • Page 6: General Safety Precautions

    GENERAL SAFETY PRECAUTIONS Important IMPORTANT! The machine is only designed for trimming grass, grass clearing and/or forestry clearing. The only accessories you can operate with this engine unit are the cutting attachments we recommend in the chapter on Technical data. Never use the machine if you are tired, if you have drunk alcohol, or if you are taking medication that could affect your vision, your judgement or your co-ordination.
  • Page 7: Machine's Safety Equipment

    GENERAL SAFETY PRECAUTIONS BOOTS Wear boots with steel toe-caps and non-slip sole. CLOTHING Wear clothes made of a strong fabric and avoid loose clothing that can catch on twigs and branches. Always wear heavy, long pants. Do not wear jewellery, shorts sandals or go barefoot.
  • Page 8 GENERAL SAFETY PRECAUTIONS be checked. See instructions under the heading Maintenance. Stop switch Use the stop switch to switch off the engine. Start the engine and make sure the engine stops when you move the stop switch to the stop setting. Cutting attachment guard This guard is intended to prevent loose objects from being thrown towards the operator.
  • Page 9 GENERAL SAFETY PRECAUTIONS cutter. Certain harnesses also have a quick release fitted to the support hook. Check that the harness straps are correctly positioned. Once the harness and machine have been adjusted, check that the harness quick release works correctly. Muffler The muffler is designed to keep noise levels to a minimum and to direct exhaust fumes away from the user.
  • Page 10: Cutting Equipment

    GENERAL SAFETY PRECAUTIONS should operate the socket spanner when loosening or tightening the nut. The nylon lining inside the locking nut must not be so worn that you can turn it by hand. The lining should offer a resistance of at least 1.5 Nm. The nut should be replaced after it has been put on approx.
  • Page 11: Sharpening Grass Cutters And Grass Blades

    A correctly sharpened blade is essential for working efficiently and to avoid unnecessary wear to the blade and brush cutter. • Make sure that the blade is well supported when you file it. Use a 5.5 mm round file with a file holder.
  • Page 12: Trimmer Head

    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

    Fitting the handlebar • Remove the screw at the rear of the throttle handle. • Slide the throttle handle onto the right side of the handlebar, (see diagram). • Align the screw hole in the throttle handle with the hole in the handlebar.
  • Page 14: Assembling The Cutting Equipment

    Assembling the cutting equipment WARNING! When fitting the cutting attachment it is extremely important that the raised section on the drive disc/ support flange engages correctly in the centre hole of the cutting attachment. If the cutting attachment is fitted incorrectly it can result in serious and/or fatal personal injury.
  • Page 15: Fitting The Trimmer Guard And Trimmer Head Trimmy Sii

    CAUTION! Always use the recommended guard for the cutting attachment you are using. See chapter on Technical data. • Fit the drive disc (B) on the output shaft. • Turn the blade shaft until one of the holes in the drive disc aligns with the corresponding hole in the gear housing.
  • Page 16: Fitting Other Guards And Cutting Attachments

    Adjust the harness for the best working position. Tension the side straps so that the weight is evenly distributed across both shoulders. WARNING! When using a brush cutter it must always be hooked securely to the harness. Otherwise you will be unable to control the brush cutter safely and this can result in injury to yourself or others.
  • Page 17 Correct height Forestry clearing Adjust the support strap so that the support hook is around 10 cm below your hip. The blade should be angled forward a little. Grass clearing The support hook should hang around 20 cm below your hip so that the blade is parallel to the ground. Correct balance Forestry clearing Move the suspension ring on the machine forward or...
  • Page 18: Fuel Handling

    When working at continuous high revs a higher octane rating is recommended. Two-stroke oil • For best results and performance use HUSQVARNA two-stroke engine oil, which is specially formulated for our air-cooled two-stroke engines. • Never use two-stroke oil intended for water-cooled engines, sometimes referred to as outboard oil (rated TCW).
  • Page 19: Fuelling

    Mixing • Always mix the petrol and oil in a clean container intended for fuel. • Always start by filling half the amount of the petrol to be used. Then add the entire amount of oil. Mix (shake) the fuel mixture. Add the remaining amount of petrol.
  • Page 20: Starting And Stopping

    Check before starting • 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 used with dull teeth.
  • Page 21 Primer bulb: Press the air purge repeatedly until fuel begins to fill the bulb. The bulb need not be completely filled. Warm engine Ignition: Set the stop switch to the start position. Choke: 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 22: Working Techniques

    General working instructions IMPORTANT! This section describes the basic safety precautions for working with brush cutters and trimmers. If you encounter a situation where you are uncertain how to proceed you should ask an expert. Contact your dealer or your service workshop. Avoid all usage which you consider to be beyond your capability.
  • Page 23 • Control the felling direction (take advantage of the wind). WARNING! Neither the operator of the machine nor anyone else may attempt to remove the cut material while the engine is running or the cutting equipment is rotating, as this can result in serious injury.
  • Page 24 conditions, so that cleared stems fall in the cleared area of the stand. Forestry clearing using a saw blade • The risk of blade thrust increases with increasing stem size. You should therefore avoid cutting with the area of the blade between 12 o'clock and 3 o'clock. •...
  • Page 25 Brush cutting with a saw blade • Thin stems and brush are mown down. Work with a sawing movement, swinging sideways. • Try to cut several stems in a single sawing movement. • With groups of hardwood stems, first clear around the group.
  • Page 26 • When trimming and clearing you should use less than full throttle so that the cord lasts longer and to reduce the wear on the trimmer head. Cutting • The trimmer is ideal for cutting grass that is difficult to reach using a normal lawn mower.
  • Page 27: Maintenance

    Carburettor Your Husqvarna product has been designed and manufactured to specifications that reduce harmful emissions. After the engine has used 8-10 tanks of fuel the engine will be run-in. To ensure that it continues to run at peak performance and to minimise harmful exhaust...
  • Page 28: Muffler

    Bevel gear The bevel gear is filled with the right quantity of grease at the factory. However, before using the machine you should check that the bevel gear is filled three-quarters full with grease. Use HUSQVARNA special grease.
  • Page 29: Air Filter

    See instructions under the heading 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 30: Maintenance Schedule

    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 Operator’s Manual.
  • Page 31: Technical Data Technical Data

    Technical data Technical data Engine Cylinder displacement, cm Cylinder bore, mm Stroke, mm Idle speed, rpm Recommended max. speed, rpm Speed of output shaft, rpm Max. engine output, acc. to ISO 8893, kW/ rpm Catalytic converter muffler Speed-regulated ignition system Ignition system Spark plug Electrode gap, mm...
  • Page 32: Ec-Declaration Of Conformity

    EC-declaration of conformity (Applies to Europe only) We, Husqvarna AB, SE-561 82 Huskvarna, Sweden, tel: +46-36-146500, declare that the brush cutters Husqvarna 235FR and 235R with serial numbers dating from 2009 onwards (the year is clearly stated on the rating plate, followed by the serial number), comply with the requirements of the COUNCIL’S DIRECTIVE:...
  • Page 34 8,5 m 10 cm 4" 4,2 m "Clic" 15 cm 6"...
  • Page 35 4,25 m 4,25 m 15 cm 6" 15 cm 6"...
  • Page 36 T35, T35x 15 cm 6" 8,5 m 10 cm 4" 4,3 m "Clic"...
  • Page 37 T45, T45x 15 cm 6" 10 m 10 cm 4" 4,3 m "Clic"...
  • 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"...
  • Page 39 Trimmy SII ~ 15 cm 35-50 NM 7,0 m 12 cm 5" ~ 3,5 m "Clic"...
  • Page 44 Original instructions 1153284-26 ´®z+U<J¶6N¨ ´®z+U<J¶6N¨ 2010-03-04...

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235r235fr

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