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Operator's manual
K650 Cut-n-Break
Please read the operator's manual carefully and make sure you understand the
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
instructions before using the machine.


   Summary of Contents for Husqvarna K650 Cut-n-Break

  • Page 1

    Operator′s manual K650 Cut-n-Break Please read the operator’s manual carefully and make sure you understand the 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: Noise emission to the environment according to the European Community’s Directive. The machine’s emission is WARNING! The machine can be a specified in chapter Technical data and on dangerous tool if used incorrectly or label.

  • Page 3: Table Of Contents

    CONTENTS Contents KEY TO SYMBOLS Symbols on the machine: ..........Symbols in the operator’s manual: ....... CONTENTS Contents ..............WHAT IS WHAT? What is what on the power cutter? ....... SAFETY INSTRUCTIONS Steps before using a new power cutter ......Personal protective equipment ........

  • Page 4: What Is What

    WHAT IS WHAT? HUSQVARNA CONSTRUCTION PRODUCTS What is what on the power cutter? 1 Operator′s manual 12 Starter handle 2 Combination spanner 13 Starter 3 Air filter cover 14 Decompression valve 4 Front handle and water tap 15 Muffler 5 Warning decal...

  • Page 5: Safety Instructions

    • Breathing mask • Let your Husqvarna dealer regularly check the power cutter and make essential adjustments and repairs. WARNING! Under no circumstances should you modify the original design of the machine without approval from the manufacturer.

  • Page 6: General Safety Precautions

    SAFETY INSTRUCTIONS General safety precautions Personal safety • Wear personal protective equipment. See instructions under the heading Personal protective equipment. WARNING! Do not use the power cutter until you have read the entire contents of this • Never use the machine if you are tired, if you have drunk Operator’s Manual.

  • Page 7: Machine's Safety Equipment

    Contact your local petrol station to find Muffler out where to dispose of excess fuel. • Always use a Husqvarna fuel container with an anti-spill valve. WARNING! The muffler gets very hot in use and remains so for a short time afterwards.

  • Page 8: Checking, Maintaining And Servicing The Machine's Safety Equipment

    SAFETY INSTRUCTIONS Checking, maintaining and servicing CAUTION! Never use a machine that has a faulty muffler. the machine′ ′ ′ ′ s safety equipment WARNING! The exhaust fumes from the engine are hot and may contain sparks which can start a fire. Never start the WARNING! All servicing and repair work on machine indoors or near combustible the machine requires special training.

  • Page 9

    SAFETY INSTRUCTIONS Checking the blade guards Regularly check that the muffler is securely attached to the machine. Never use a defective guard or a guard that has not been fitted correctly. Throttle lockout • Make sure the throttle control is locked at the idle setting when the throttle lockout is released.

  • Page 10: Diamond Blades

    SAFETY INSTRUCTIONS Diamond blades Blade vibrations The blades can become out of true and vibrate if a too high feed pressure is used. WARNING! Blades can break and cause serious injuries to the user. A lower feed pressure can stop the vibration. Otherwise replace the blades.

  • Page 11: General Working Instructions

    SAFETY INSTRUCTIONS General working instructions • Always cut from top to bottom. Remove the cutter and use a crowbar to remove the material that remains between the cut (B). IMPORTANT! This section describes basic safety directions for using a power cutter. This information is never a substitute for professional skills and experience.

  • Page 12

    SAFETY INSTRUCTIONS Kickback Pull in Pull in occurs when the blades’ lower sections suddenly stop Kickback is a sudden, rearward motion of the saw that can or when the cut closes. (To avoid, see the instructions under occur if the blades are stalled (pinched, jammed, twisted) in the heading ”Basic rules”...

  • Page 13: Assembly

    Check that the guards are properly secured and work before starting to cut. Husqvarna blades are especially manufactured and approved for freehand cutting with the K650 Cut-n-Break. The blades have integrated belt pulley halves and are to be changed in pairs.

  • Page 14: Fuel Handling

    Fuelling Two-stroke oil WARNING! Taking the following precautions, • For best results and performance use HUSQVARNA two- will lessen the risk of fire: stroke engine oil, which is specially formulated for our air- cooled two-stroke engines. Do not smoke and do not place any hot •...

  • Page 15: Starting And Stopping

    STARTING AND STOPPING Before starting Starting a warm engine Use the same starting procedure as for a cold engine but without setting the choke control in the choke position. WARNING! Note the following before starting: Do not start the power cutter without the clutch cover fitted.

  • Page 16: Maintenance

    MAINTENANCE Inspecting and adjusting the drive • Remove the blades. belt • The drive belt is fully enclosed and well-protected from dust, dirt and mechanical damage when cutting. • Check the drive belt adjustment by feeling with your • Remove the clutch cover by loosening the screws A and fingers as illustrated.

  • Page 17: Belt Pulley And Clutch

    Belt pulley and clutch Never start the engine when the belt pulley and clutch have been removed. Carburettor Your Husqvarna product has been designed and manufactured to specifications that reduce harmful emissions. Function • Remove the complete drive belt (D).

  • Page 18: Air filter

    IMPORTANT! Poor maintenance of the air filter will cause effect, the filter must be replaced regularly or cleaned and carbon build-up on the spark plug and abnormal wear to oiled. A special HUSQVARNA oil has been produced for engine parts. this purpose.

  • Page 19: Starter

    MAINTENANCE Starter • Secure the starter cord around the cord pulley as illustrated. Tighten the fastening well and ensure that the free end is as short as possible. Secure the end of the starter cord in the starter handle. WARNING! When the recoil spring is wound up in the starter housing it is under tension and can, if handled carelessly, pop out and cause personal injury.

  • Page 20: Spark Plug

    MAINTENANCE Changing a broken recoil spring Spark plug • Undo the bolt in the centre of the pulley and remove the The spark plug condition is influenced by: pulley. • Incorrect carburettor adjustment. • Bear in mind that the return spring lies tensioned in the •...

  • Page 21: Cooling System

    MAINTENANCE Cooling system General maintenance instructions To keep the working temperature as low as possible the machine is equipped with a cooling system. The cooling system consists of: Below you will find some general maintenance instructions. If you have more questions, contact your service agent. Daily maintenance 1 Check that the components of the throttle control work smoothly (throttle control and throttle trigger lock).

  • Page 22: Technical Data

    TECHNICAL DATA Technical data K650 Cut-n-break Engine Cylinder displacement, cm Cylinder bore, mm Stroke, mm Idle speed, rpm 2500 Recommended max. fast idle speed, rpm 9750 (+/- 250) Power, kW Ignition system Manufacturer of ignition system Spark plug Champion RCJ 6Y/ NGK BPMR 7A...

  • Page 23: Ec-declaration Of Conformity

    Husqvarna Construction Products, SE-433 81 Partille, Sweden, tel: +46-31-949000, declares under sole responsibility that the power cutter K650 Cut-n-Break from 2006’s serial numbers and onwards (the year is clearly stated in plain text on the rating plate with subsequent serial number), complies with the requirements of the COUNCIL’S DIRECTIVES: •...

  • Page 24

    1151266-26 ´®z+S:^¶6M¨ ´®z+S:^¶6M¨ 2008-07-07...

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