Operator's manual
K760
K760 Rescue
U U U U S S S S 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
Please read the operator's manual carefully and make sure you understand the instructions before using the machine.

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   Summary of Contents for Husqvarna K760

  • Page 1

    Operator’s manual K760 K760 Rescue U U U U S S S S 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: Manual Version

    KEY TO SYMBOLS Manual version Decompression valve This manual is the North American version used in the US and Canada. It contains information specific for North America which may not be applicable to countries outside North America. Refuelling, petrol/oil mix Symbols on the machine WARNING! The machine can be a Starting instruction decal See...

  • Page 3: Table Of Contents

    Note the following before starting: ......3 and rocks. Exposure to excessive PRESENTATION amount of such dust can cause: What is what on the power cutter - K760? ... 5 Respiratory disease (affecting your MACHINE´S SAFETY EQUIPMENT ability to breath), including chronic General ..............

  • Page 4: Presentation

    Dust sealed starter unit, where the return spring and the pulley bearing are sealed which makes the starter Husqvarna AB is a Swedish company based on a tradition virtually maintenance free and even more reliable. that dates back to 1689, when the Swedish King Karl XI ordered the construction of a factory for production of X-Torq®...

  • Page 5: What Is What On The Power Cutter - K760

    PRESENTATION What is what on the power cutter - K760? Front handle 16 Decompression valve Water tap 17 Air purge Warning decal 18 Fuel cap Air filter cover 19 Water connection with filter Cylinder cover 20 Belt guard Choke control with start throttle lock...

  • Page 6

    PRESENTATION What is what on the power cutter - K760 Rescue? Front handle 14 Decompression valve Warning decal 15 Air purge Air filter cover 16 Fuel cap Cylinder cover 17 Harness Choke control with start throttle lock 18 Belt guard...

  • Page 7: General

    MACHINE´S SAFETY EQUIPMENT General • Check that the throttle trigger and throttle lockout move freely and that the return springs work properly. WARNING! Never use a machine that has faulty safety equipment! If your machine fails any checks contact your service agent to get it repaired.

  • Page 8: Blade Guard

    MACHINE´S SAFETY EQUIPMENT Blade guard Checking the vibration damping system WARNING! The engine should be WARNING! Always check that the guard switched off, and the stop switch in is correctly fitted before starting the STOP position. machine. • Check the vibration damping units regularly for cracks This guard is fitted above the cutting blade and is or deformation.

  • Page 9

    • Make sure that the right bushing is used for the cutting • Husqvarna cutting blades are manufactured for high- blade to be fitted on the machine. See the instructions speed, portable power cutters. under the heading Fitting the cutting blade.

  • Page 10: Abrasive Blades

    CUTTING BLADES Abrasive blades Diamond blades General WARNING! Do not use abrasive blades with water. The strength is impaired when abrasive blades are exposed to WARNING! Never use a diamond blade to water or moisture, which results in an cut plastic material. The heat produced increased risk of the blade breaking.

  • Page 11: Toothed Blades

    (fire departments), • During cutting the friction in the cut causes the Husqvarna is aware that they may use this power cutter diamond blade to be heated up. If the blade is allowed with carbide tipped blades in certain emergency...

  • Page 12

    STOP position. The direction of rotation for the machine is shown by arrows on the cutting arm. Husqvarna’s blades are high speed blades approved for hand held power cutters. Checking the spindle shaft and flange washers When the blade is replaced with a new one, check the flange washers and the spindle shaft.

  • Page 13: Disengaging Oilguard

    Remove the belt from the belt pulley. • If you are in a situation where you do not have access to Husqvarna OilGuard oil, but you have oil of a similar quality, you can deactivate the OilGuard system using the disconnection function.

  • Page 14

    Environment fuel HUSQVARNA recommends the use of alkylate fuel or environmental fuel for four-stroke engines blended with two-stroke oil as set out below. Note that carburetor adjustment may be necessary when changing the type of fuel (see instructions under the heading Carburetor).

  • Page 15: Fueling

    FUEL HANDLING Fueling Transport and storage • Store and transport the machine and fuel so that there WARNING! Taking the following is no risk of any leakage or fumes coming into contact precautions, will lessen the risk of fire: with sparks or naked flames, for example, from electrical machinery, electric motors, electrical relays/ switches or boilers.

  • Page 16: Protective Equipment

    Tight-fitting, heavy-duty and comfortable clothing that coordination or judgement. permits full freedom of movement. Cutting generates sparks that can ignite clothing. Husqvarna recommends that you wear flame-retardant cotton or heavy denim. Do not wear clothing made of material such as nylon, polyester or rayon. If ignited such material can melt and cling to the skin.

  • Page 17: Basic Working Techniques, Work Area Safety

    OPERATING • Never start to work with the machine before the WARNING! Unauthorized modifications working area is clear and you have a firm foothold. and/or accessories may lead to serious Look out for any obstacles with unexpected injury or death to the user or others. movement.

  • Page 18

    OPERATING • Stand at a comfortable distance from the work piece. • Check that the blade is not in contact with anything when the machine is started • Apply the cutting blade gently with high rotating speed (full throttle) Maintain full speed until cutting is complete.

  • Page 19

    OPERATING Cutting with toothed/carbide tipped Thin material blades during rescue operaions (Rescue) Cutting thin and hard material (i.e. a sheet metal covered roof) should be conducted in a forward direction for best control. WARNING! A power cutter should never be used with carbide tipped blade for non-emergency work, such as in the construction trades.

  • Page 20

    OPERATING Kickback Climbing kickback If the kickback zone is used for cutting the reactive force WARNING! Kickbacks are sudden and drives the blade to climb up in the cut. Do not use the can be very violent. The power cutter can kickback zone.

  • Page 21: Transport And Storage

    OPERATING If the pipe is allowed to sag and close the cut, the blade will be pinched in the kick back zone and a severe kick back might develop. If the pipe is properly supported the end of the pipe will move downward, the cut will open and no pinching will occur.

  • Page 22: Before Starting

    STARTING AND STOPPING Before starting WARNING! Note the following before starting: Please read the operator’s manual carefully and make sure you understand the instructions before using the machine. Wear personal protective equipment. See under heading ”Personal protective equipment”. • Press the air purge diaphragm repeatedly until fuel Do not start the machine without the belt begins to fill the diaphragm (about 6 times).

  • Page 23: Stopping

    STARTING AND STOPPING With a warm engine: NOTICE! Pull with your right hand out the starter cord slowly until you feel a resistance (as the starter pawls engage) and then pull firmly and rapidly. Do not pull the starter cord all the way out and do not let go of the starter handle when the cord is fully extended.

  • Page 24

    If you need further information please contact your nearest servicing dealer. • Let your Husqvarna dealer regularly check the machine and make essential adjustments and repairs. Maintenance schedule In the maintenance schedule you can see which parts of your machine that require maintenance, and with which intervals it should take place.

  • Page 25: Cleaning

    This is before taking other steps. quite normal. Please contact an accredited Husqvarna workshop if you have any questions. • Ensure that the spark plug cap and ignition lead are undamaged to avoid the risk of electric shock.

  • Page 26

    MAINTENANCE Replacing the drive belt Carburetor The carburettor is equipped with fixed needles to ensure WARNING! Never start the engine when the machine always receives the correct mixture of fuel the belt pulley and clutch are removed and air. When the engine lacks power or accelerates for maintenance.

  • Page 27

    MAINTENANCE • Pull the cord out about 30 cm and lift it into the cut-out Changing a broken recoil spring in the periphery of the starter pulley. When the cord is • Undo the bolt in the centre of the pulley and remove intact: Release the spring tension by letting the pulley the pulley.

  • Page 28: Fuel System

    MAINTENANCE Fuel system General • Check that the fuel cap and its seal are not damaged. • Check the fuel hose. Replace when damaged. Fuel filter • The fuel filter sits inside the fuel tank. • The fuel tank must be protected from contamination when filling.

  • Page 29: Troubleshooting, Troubleshooting Schedule

    TROUBLESHOOTING Troubleshooting schedule WARNING! If service operations or trouble shooting does not require the machine to be on, the engine should be switched off, and the stop switch in STOP position. Problem Probable cause Potential Solution See instructions under the heading Starting Incorrect starting procedure.

  • Page 30: Technical Data

    TECHNICAL DATA Technical data Technical data K760, K760 Rescue Motor Cylinder displacement, cu.in/cm 4.5/74 Cylinder bore, inch/mm 2/51 Stroke, inch/mm 1.4/36 Idle speed, rpm 2700 Wide open throttle - no load, rpm 9300 (+/- 150) Power, hp/kW @ rpm 5/3,7 @ 9000...

  • Page 31: Your Warranty Rights And Obligations

    Products must warrant the emission control system on charge to the owner at an approved Husqvarna your small nonroad engine for the period of time listed Construction Products servicing dealer. If you have any...

  • Page 32: Federal Emission Control Warranty Statement

    FEDERAL EMISSION CONTROL WARRANTY STATEMENT MAINTENANCE, REPLACEMENT AND REPAIR OF EMISSION-RELATED PARTS Any Husqvarna Construction Products approved replacement part used in the performance of any warranty maintenance or repairs on emission-related parts, will be provided without charge to the owner if the part is under warranty.

  • Page 36

    Original instructions 1155019-27 ´®z+W!|¶75¨ ´®z+W!|¶75¨ 2015-12-11 rev3...

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