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Husqvarna 535FBX Operator's Manual

Clearing saw (professional pole saw)
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Operator's manual
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


Table of Contents

Summary of Contents for Husqvarna 535FBX

  • Page 1 Operator′s manual 535FBX 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 Other symbols/decals on the machine refer to special certification requirements for certain markets. WARNING! The machine can be a The engine is s witched off by moving dangerous tool if used incorrectly or the stop switch to the stop position. carelessly, which can cause serious CAUTION! The stop switch or fatal injury to the operator or...
  • 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 National legislation could regulate the use of this Contents ............... 3 machine. Find out what legislation is applicable in the Note the following before starting: ......
  • Page 4: Introduction

    The business concept is to develop, manufacture and market motor driven products for forestry and gardening as well as for building and construction industry. Husqvarna ′ s aim is also to be in the front edge according to ergonomics, usability, security and environmental protection.
  • Page 5: What Is What

    WHAT IS WHAT? What is what? Air filter cover 17 Loop handle Starter handle 18 Suspension ring Load reducer 19 Shaft Fuel tank 20 Chain lubrication adjustment screw Stem guard 21 Bar nut Cylinder cover 22 Guide bar Spark plug cap and spark plug 23 Transport guard, bar Choke control 24 Chain tensioning screw...
  • Page 6: General Safety Precautions

    GENERAL SAFETY PRECAUTIONS Important Personal protective equipment IMPORTANT! IMPORTANT! A backpack type chain saw is a dangerous tool if used The machine is only designed for forestry clearing and carelessly or incorrectly and can cause serious, even cutting branches and twigs. fatal injuries.
  • Page 7: Machine's Safety Equipment

    GENERAL SAFETY PRECAUTIONS TROUSERS Throttle lockout Use trousers with saw protection. 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 8: Stop Switch

    GENERAL SAFETY PRECAUTIONS Stop switch fitted with a catalytic converter is also designed to reduce harmful exhaust gases. Use the stop switch to switch off the engine. In countries that have a warm and dry climate there is a significant risk of fire. We therefore fit certain mufflers with a spark arrestor mesh.
  • Page 9: Cutting Equipment

    GENERAL SAFETY PRECAUTIONS gauge. Too large a clearance increases the risk of WARNING! Bear in mind that: kickback. The exhaust fumes from the engine are hot and may contain sparks which can start a fire. Never start the machine indoors or near combustible material! •...
  • Page 10: Sharpening Your Chain And Adjusting Raker Clearance

    GENERAL SAFETY PRECAUTIONS Guide bar • Lubrication hole and hole for the chain tensioner. • Length (inches/cm) • Number of teeth on bar tip sprocket (T). Small number = small tip radius = low risk of kickback. Saw chain • Saw chain pitch (inches).
  • Page 11 GENERAL SAFETY PRECAUTIONS chain is very blunt it will not produce any cuttings at - File depth all. Wood powder would be the only result. • A sharp chain eats its way through the wood and produces long, thick cuttings. •...
  • Page 12: Tensioning The Chain

    GENERAL SAFETY PRECAUTIONS • File all the teeth to the same length. When the length • To adjust the raker clearance you will need a flat file of the cutting teeth is reduced to 4 mm (5/32") the and a raker gauge. chain is worn out and should be replaced.
  • Page 13: Lubricating Cutting Equipment

    GENERAL SAFETY PRECAUTIONS - Tension the chain by turning the chain tensioning screw prevent damage to the saw chain and bar that may arise clockwise using the combination spanner. The chain due to a lack of lubrication. should be tensioned until it does not sag from the underside of the bar.
  • Page 14: Checking Wear On Cutting Equipment

    GENERAL SAFETY PRECAUTIONS • Check that the bar tip sprocket turns freely. If the chain Guide bar lubrication system is still not working after carrying out the above checks you should contact your service workshop. Check regularly: • Whether there are burrs on the edges of the bar. Remove these with a file if necessary.
  • Page 15: Assembly

    ASSEMBLY Fitting the main body Assembling the load reducer • Assemble the engine and the frame using the bolt as • Assemble the load reducer as shown, adjust to an shown. Make sure the heel is placed on the correct appropriate height and tighten the knobs.
  • Page 16: Assembling The Two-Piece Shaft

    ASSEMBLY Assembling the two-piece shaft • Slide the spacer into the slot in the loop handle. • Fit the nut, knob and screw. Do not overtighten. • Now make a final adjustment to give yourself a comfortable working position. Tighten the knob. •...
  • Page 17: Adjusting The Harness And Pole Saw

    ASSEMBLY • CAUTION! When fitting a new chain, the chain • Move the backplate to the desired height and fasten it. tension has to be checked frequently until the chain is Make sure the pin aligns with one of the holes on the run-in.
  • Page 18: Transport Position

    ASSEMBLY • Adjust the chest strap vertically if needed and make • To shorten the cord, loosen it from the load reducer sure it fits well. and slacken it, which will make the cord spring back automatically. • Adjust the shoulder straps to distribute the load evenly Transport position across your shoulders.
  • Page 19 ASSEMBLY • Dismantle the shaft. Loosen the coupling by turning • Wind the cord around the load reducer and the shaft, the knob (at least 3 times). then fasten it as shown. • Push and hold the button (C). Pull the shaft straight out of the clutch.
  • Page 20: Fuel Handling

    Ensure the machine is cleaned and that a complete Two-stroke oil service is carried out before long-term storage. • For best results and performance use HUSQVARNA • The transport guard must always be fitted to the two-stroke engine oil, which is specially formulated for cutting attachment when the machine is being our air-cooled two-stroke engines.
  • Page 21: Fueling

    FUEL HANDLING Mixing Fueling • 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 WARNING! Taking the following (shake) the fuel mixture.
  • Page 22: Starting And Stopping

    STARTING AND STOPPING Check before starting Choke: Set the choke control in the choke position. • Check the cutting attachment. Never use blunt, cracked or damaged equipment. • Check that the machine is in perfect working order. Check that all nuts and screws are tight. •...
  • Page 23 STARTING AND STOPPING When the engine has warmed up the machine can be started, even while carried on your back. Stopping Stop the engine by switching off the ignition. CAUTION! The stop switch automatically returns to the start position. In order to prevent unintentional starting, the spark plug cap must be removed from the spark plug when assembling, checking and/or performing maintenance.
  • Page 24: Working Techniques

    WORKING TECHNIQUES General working instructions suddenly. Take great care when working on sloping ground. Take great care when cutting a tree that is in tension. IMPORTANT! A tree that is in tension may spring back to its normal This section describes basic safety rules for using a position before or after being cut.
  • Page 25: Stem Limbing

    WORKING TECHNIQUES • Work systematically to and fro across the area, When cutting, work in the 9 to 12 o' clock sector. 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 operator a convenient and varied working area to work in.
  • Page 26 WORKING TECHNIQUES • Whenever possible position yourself so that you can tearing of the bark, which could lead to slow healing make the cut at right angles to the branch. and cause permanent damage to the tree. The cut should not be deeper than 1/3 of the branch thickness to prevent jamming.
  • Page 27: Maintenance

    Carburettor CAUTION! If the cutting attachment rotates when the engine is idling the idle adjustment screw T should be Your Husqvarna product has been designed and turned anti-clockwise until the cutting attachment stops. manufactured to specifications that reduce harmful Adjustment of the idle speed emissions.
  • Page 28: Muffler

    MAINTENANCE Feel with your finger if the carburettor throttle cam (A) cause fire if directed against dry and combustible can be pressed up further. If it can, the throttle wire material. should be adjusted. Some mufflers are equipped with a special spark arrestor mesh.
  • Page 29: Cooling System

    Use of the wrong spark plug can damage the piston/ cylinder. Check that the spark plug is fitted with a suppressor. Drive shaft The flexible drive axle is lubricated with Husqvarna drive axle grease. The axle must be lubricated at least every 6 The cooling system consists of: months.
  • Page 30: Two-Piece Shaft

    flexible axle. Oiling the air filter Two-piece shaft Always use HUSQVARNA filter oil, art. no. 531 00 92-48. The filter oil contains a solvent to make it spread evenly The drive shaft end in the lower shaft should be lubricated through the filter.
  • Page 31 MAINTENANCE Loosen the two screws (A) and (B), and remove the cutting head from the shaft. Check that there is grease in the gear housing by looking in the hole for the drive shaft (se picture). If no grease can be seen, the gear housing should be filled with new grease.
  • Page 32: Maintenance Schedule

    Check and clean the spark arrestor mesh on the muffler (only applies to mufflers fitted with a catalytic converter). Lubricate the drive axle with Husqvarna drive axle grease. Do this every six months. Check that there is grease in the gear housing. If necessary, fill Do this every six months.
  • Page 33: Technical Data

    TECHNICAL DATA Technical data 535FBX Engine Cylinder displacement, cm 34,6 Cylinder bore, mm 38,0 Stroke, mm 30,5 Recommended max. speed, rpm 11500 Idle speed, rpm 2900 Max. engine output, acc. to ISO 8893, kW/ rpm 1,6/8400 Catalytic converter muffler Speed-regulated ignition system...
  • Page 34: Ec-Declaration Of Conformity

    Husqvarna AB, SE-561 82 Huskvarna, Sweden, tel +46-36-146500 declares that the backpack type chain saws Husqvarna 535FBX with serial numbers dating 2009 and onwards (the year is clear stated on the rating plate, followed by the serial number) comply with the requirements of the COUNCIL'S DIRECTIVE: - of May 17, 2006 "relating to machinery"...
  • Page 36 Original instructions 1154264-26 ´®z+V:J¶6H¨ ´®z+V:J¶6H¨ 2011-04-11...

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