Husqvarna K 760 Operator's Manual

Husqvarna K 760 Operator's Manual

K 760 cut-n-break
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Operator's manual
K 760 Cut-n-Break
Please read the operator's manual carefully and make sure you
understand the instructions before using the machine. It is the
owner's responsibility to make sure that any person who use this
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
power cutter have read this manual!

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Summary of Contents for Husqvarna K 760

  • Page 1 Operator’s manual K 760 Cut-n-Break Please read the operator’s manual carefully and make sure you understand the instructions before using the machine. It is the owner’s responsibility to make sure that any person who use this 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 on the machine: The Emissions Compliance Period referred to on the Emission Compliance label indicates the number of operating hours for which the engine has been shown to meet Federal WARNING! The machine can be a emissions requirements.
  • Page 3: Table Of Contents

    CONTENTS Contents KEY TO SYMBOLS Symbols on the machine: ..........Explanation of warning levels ........CONTENTS Contents ..............PRESENTATION Dear customer! ............Features ............... PRESENTATION What is what on the machine? ........MACHINE´S SAFETY EQUIPMENT General ................ BLADES General ................ Diamond blades for different materials ......
  • Page 4: Presentation

    More than 300 years of innovation Dura Starter™ Husqvarna AB is a Swedish company based on a tradition that dates back to 1689, when the Swedish King Charles XI Dust sealed starter unit, where the return spring and the...
  • Page 5: Presentation

    PRESENTATION What is what on the machine? 1 Front handle 15 Blades 2 Water tap 16 Blade guards 3 Warning decal 17 Cutting arm 4 Air filter cover 18 Type plate 5 Choke control 19 Water connector 6 Start throttle lock 20 Fuel tank 7 Throttle lockout 21 Air purge...
  • Page 6: Machine´s Safety Equipment

    MACHINE´S SAFETY EQUIPMENT General • Start the power cutter and apply full throttle. Release the throttle control and check that the cutting blade stops and remains stationary. If the cutting blade rotates when the throttle is in the idle position you should check the WARNING! Never use a machine that has carburettor’s idle adjustment.
  • Page 7 MACHINE´S SAFETY EQUIPMENT Vibration damping system Inspecting the muffler Check regularly that the muffler is complete and secured WARNING! Overexposure to vibration can correctly. lead to circulatory damage or nerve damage in people who have impaired circulation. Contact your doctor if you experience symptoms of overexposure to vibration.
  • Page 8: Blades

    • This machine is only to be used with Husqvarna´s specially developed diamond blades intended for Cut-n- Break. The blades have an integrated belt pulley and are approved for freehand cutting.
  • Page 9: Fuel Handling

    If you have spilled fuel on yourself or your clothes, change your clothes. Wash any part of your body that has come in HUSQVARNA recommends the use of alkylate fuel or contact with fuel. Use soap and water. environment fuel for four-stroke engines blended with two- •...
  • Page 10: Operating

    OPERATING Protective equipment Always use common sense It is not possible to cover every conceivable situation you can General face. Always exercise care and use your common sense. If you get into a situation where you feel unsafe, stop and seek •...
  • Page 11: Basic Working Techniques

    • This machine is only to be used with Husqvarna´s specially developed diamond blades intended for Cut-n- Break. The blades have an integrated belt pulley and are approved for freehand cutting.
  • Page 12 OPERATING • Follow the same saw cut, but further in the work piece (C), and repeat the work with the crowbar. • Repeat this working method until the required cutting depth is achieved (D, E). • The blade guards are designed to easily adapt to how deep in the work piece the power cutter is moved.
  • Page 13: Transport And Storage

    OPERATING Kickback • Take care when inserting the blade in an existing cut. Make certain that the cut is wide enough and that the blades are not angled in the cut. This can cause kickback. WARNING! Kickback can be very sudden and viloent, throwing the saw back at you.
  • Page 14: Starting And Stopping

    STARTING AND STOPPING Before starting • Air purge: Press the air purge diaphragm repeatedly until fuel fills the diaphragm (at least 6 times). The diaphragm need not be completely filled. WARNING! Please read the operator’s manual carefully and make sure you understand the instructions before using the machine.
  • Page 15: Stopping

    STARTING AND STOPPING Stopping CAUTION! The cutting blades continue to rotate up to a minute after the motor has stopped. (Blade coasting.) Make sure that the cutting blades can rotate freely until they are completely stopped. Carelessness can result in serious personal injury or even death.
  • Page 16: Maintenance

    • 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 17: Cleaning

    MAINTENANCE Cleaning Functional inspection External cleaning General inspection • Clean the machine daily by rinsing it with clean water after • Check that nuts and screws are tight. the work is finished. Blades Cooling air intake Replacing the blades • Clean the cooling air intake when needed.
  • Page 18: Drive Belt

    MAINTENANCE • Position the blades on each side of the cutting arm. Make • A correctly adjusted drive belt should have about 5 mm of sure that the holes for both guide pins in the drive belt movement. halves are aligned so that they correspond with the holes in the washer, and the nut too.
  • Page 19 MAINTENANCE Carburetor • Remove the cutting arm by pulling it straight out from the machine. The carburettor is equipped with fixed needles to ensure the machine always receives the correct mixture of fuel and air. When the engine lacks power or accelerates poorly, do the following: •...
  • Page 20 MAINTENANCE • Pull the cord out about 30 cm and lift it into the cut-out in Changing a broken recoil spring the periphery of the starter pulley. When the cord is intact: • Undo the bolt in the centre of the pulley and remove the Release the spring tension by letting the pulley rotate pulley.
  • Page 21 MAINTENANCE Fuel system Water tap • Check and clean the restrictor if necessary. 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. •...
  • Page 22: Technical Data

    TECHNICAL DATA Technical data Motor K 760 Cut-n-Break Cylinder displacement, cm 74/4,5 Cylinder bore, mm/inch 51/2 Stroke, mm/inch 36/1,4 Idle speed, rpm 2700 Recommended max. speed, rpm 9300 (+/- 150) Power, kW/ rpm 3,7/9000 Ignition system Manufacturer of ignition system...
  • Page 23: Federal Emission Control Warranty Statement

    2 Ignition Module REPAIR OR REPLACEMENT OF PARTS Repair or replacement of any warranted part will be performed at no charge to the owner at an approved Husqvarna Construction MAINTENANCE STATEMENT Products servicing dealer. If you have any questions regarding your warranty rights and responsibilities, you The owner is responsible for the performance of all required maintenance, as defined in the operator’s manual.
  • Page 24 WARNING! Cutting, especially when DRY cutting, generates dust that comes from the material being cut, which frequently contains silica. Silica is a basic component of sand, quartz, brick clay, granite and numerous other minerals and rocks. Exposure to excessive amount of such dust can cause: Respiratory disease (affecting your ability to breath), including chronic bronchitis,...

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Cut-n-break k 760

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