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Husqvarna 524 L Operator's Manual

Husqvarna 524 L Operator's Manual

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Operator's manual
524 L 525 LST
525 RJD 525 RS
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 524 L

  • Page 1 Operator′s manual 524 L 525 LST 525 RJD 525 RS 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. It is extremely important that you read and understand the contents of the Primer bulb...
  • 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 Contents ............... 3 WARNING! Long-term exposure to noise can result in permanent hearing Note the following before starting: ......3 impairment.
  • 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? What is what? Trimmer head 19 Drive disc Grease filler cap, bevel gear 20 Combination spanner Bevel gear 21 Allen key Cutting attachment guard 22 Locking pin Shaft 23 Operator′s manual Loop handle 24 Support cup Throttle trigger 25 Blade Stop switch 26 Shaft coupling (525 RJD)
  • Page 6: General Safety Precautions

    GENERAL SAFETY PRECAUTIONS Important WARNING! Never allow children to use or be in the vicinity of the machine. As the IMPORTANT! machine is equipped with a spring- loaded stop switch and can be started by The machine is only designed for trimming grass. low speed and force on the starter The only accessories you can operate with this engine handle, even small children under some...
  • Page 7: Machine's Safety Equipment

    GENERAL SAFETY PRECAUTIONS GLOVES WARNING! Never use a machine with Gloves should be worn when necessary, e.g. when fitting faulty safety equipment. The machine's cutting attachments. safety equipment must be checked and maintained as described in this section. If your machine fails any of these checks contact your service agent to get it repaired.
  • Page 8 GENERAL SAFETY PRECAUTIONS 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 Your machine is equipped with a vibration damping be checked.
  • Page 9 GENERAL SAFETY PRECAUTIONS Quick release For mufflers it is very important that you follow the instructions on checking, maintaining and servicing your There is an easily accessible, quick release fitted at the machine. front as a safety precaution in case the engine catches Never use a machine that has a faulty muffler.
  • Page 10: Cutting Equipment

    GENERAL SAFETY PRECAUTIONS Cutting equipment WARNING! Bear in mind that: This section describes how to choose and maintain your cutting equipment in order to: • Reduce the risk of blade thrust. The exhaust fumes from the engine are hot and may contain sparks which can •...
  • Page 11: Trimmer Head

    GENERAL SAFETY PRECAUTIONS General rules Trimmer head IMPORTANT! Always ensure the trimmer cord is wound tightly and Only use cutting attachments with the guards we evenly around the drum, otherwise the machine will recommend! See the chapter on Technical data. generate harmful vibration.
  • Page 12: Assembly

    ASSEMBLY Fitting the loop handle (524 L, 525 • Screw the screw through the handle and handlebar. Tighten it. LST, 525 RJD) • Unscrew the knob from the handlebar mounting. • Position the handlebar as shown. Fit the mounting components and tighten the knob lightly.
  • Page 13: Assembling The Cutting Equipment

    ASSEMBLY Assembling the cutting • Screw on the trimmer head/plastic blades (H) in the opposite direction to the direction of rotation. equipment WARNING! When fitting the cutting attachment it is extremely important that the raised • To dismantle, follow the instructions in the reverse section on the drive disc/support flange order.
  • Page 14: Fitting A Blade Guard, Grass Blade And Grass Cutter

    ASSEMBLY Dismantling CAUTION! Use the recommended blade guard. See the Technical data section. • Loosen the coupling by turning the knob (at least 3 • Fit the drive disc (B) on the output shaft. times). • Turn the output shaft until one of the holes in the drive disc aligns with the corresponding hole in the gear housing.
  • Page 15: Standard Harness

    ASSEMBLY Standard harness Correct height Adjust the shoulder strap so that the cutting attachment is parallel to the ground. Quick release There is an easily accessible, quick release fitted at the front as a safety precaution in case the engine catches fire, or in any other situation that requires you to free yourself from the machine and harness.
  • Page 16: 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 17: Fueling

    FUEL HANDLING Fueling 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.
  • Page 18: 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 used with dull...
  • Page 19 STARTING AND STOPPING Choke: Move choke control up to choke position. use gloves. Do not use a machine with damaged spark plug cap. WARNING! When the engine is started For throttle handles with a start throttle with the choke in either the choke or start throttle positions the cutting lock: attachment will start to rotate...
  • Page 20: Working Techniques

    WORKING TECHNIQUES General working instructions Always hold the machine with both hands. Hold the machine on the right side of your body. 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.
  • Page 21: Basic Working Techniques

    WORKING TECHNIQUES Basic working techniques • Let the support cup rest lightly against the ground. It is used to protect the blade from hitting the ground. Always slow the engine to idle speed after each working • Reduce the risk of material wrapping around the blade operation.
  • Page 22 WORKING TECHNIQUES 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 23: Maintenance

    Basic setting • The basic carburettor settings are adjusted during Your Husqvarna product has been designed and testing at the factory. The basic setting is richer than manufactured to specifications that reduce harmful the optimal setting and should be maintained for the emissions.
  • Page 24: Muffler

    MAINTENANCE Adjusting the start throttle speed cause fire if directed against dry and combustible material. The correct start throttle speed is set by means of an adjuster on the rear of the handle next to the cable. Use this screw (4 mm Allen screw) to increase or decrease the start throttle speed.
  • Page 25: Cooling System

    MAINTENANCE Cooling system spark plug should be replaced after about a month in operation or earlier if necessary. 0,65 To keep the working temperature as low as possible the machine is equipped with a cooling system. CAUTION! Always use the recommended spark plug type! Use of the wrong spark plug can damage the piston/ cylinder.
  • Page 26: 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 27: Maintenance Schedule

    MAINTENANCE Maintenance schedule The following is a list of the maintenance steps 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 28: Technical Data Technical Data

    TECHNICAL DATA Technical data 524 L 525 LST 525 RJD 525 RS Engine Cylinder displacement, cm 25,4 25,4 25,4 25,4 Cylinder bore, mm 34,0 34,0 34,0 34,0 Stroke, mm Idle speed, rpm 3000 3000 3000 3000 Recommended max. speed, rpm...
  • Page 29 TECHNICAL DATA 524 L, 525 LST, 525 RJD, 525 RS Cutting attachment guard, Art. Approved accessories Type Blade shaft thread M10 Plastic blades Tricut Ø 300 mm 503 93 42-02 Grass blade/grass cutter Grass 255-4 1" (Ø 255 4-teeth) 503 93 42-02...
  • Page 30 Super Auto II Super Auto II 1 " 4,0 m 15 cm ~2,0 m 6 " 6,5 ' 15 cm 6 "...
  • Page 32 8,5 m 10 cm 4" 4,2 m "Clic" 15 cm 6"...
  • Page 33 4,25 m 4,25 m 15 cm 6" 15 cm 6"...
  • Page 34 T35, T35x 8,5 m 10 cm 4" 4,3 m "Clic" 15 cm 6"...
  • Page 35 Alloy ø 2,0 - 2,4 mm/ .080-.095" 550 mm/ 22"...
  • Page 36 Original instructions 1155734-28 ´®z+WiJ¶8y¨ ´®z+WiJ¶8y¨ 2013-03-08...

This manual is also suitable for:

525 rjd525 lst525 rs

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