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Oper ator ' s manual
K650 Cut-n-br eak
Please r ead the operator's manual carefully and make sure you
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
understand the instructions before using the machine.


   Summary of Contents for Husqvarna K650 Cut-n-break

  • Page 1

    Oper ator ′ s manual K650 Cut-n-br eak Please r ead the operator’s manual carefully and make sure you 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 understand the instructions before using the machine.

  • Page 2: Key To Symbols

    KEY T O SYMBOLS Symbols on the mac hine: Symbols in the operator’ s manual: W ARNING! The machine can be a Switch off the engine b y moving the stop dangerous tool if used incorrectly or switch to the STOP position before carrying carelessly, which can cause serious or fatal out any checks or maintenance.

  • Page 3: Table Of Contents

    CONTENTS Contents KEY TO SYMBOLS Symbols on the machine: ..........2 Symbols in the operator’s manual: ........ 2 CONTENTS Contents ............... 3 WHA T IS WHAT? What is what on the po wer cutter? ........ 4 SAFETY INSTR UCTIONS Steps bef ore using a new power cutter......5 SAFETY INSTR UCTIONS P ersonal protective equipment ........

  • Page 4: Wha T Is What

    WHA T IS WHA T? HUSQVARNA CONSTRUCTION PRODUCTS What is what on the po wer 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...

  • Page 5: Safety Instr Uctions

    Operator’s Manual. Set the correct speed according to these instructions. Do not use the power cutter if the idle speed is not adjusted correctly! • Let your Husqvarna dealer regularly check the power cutter and make essential adjustments and repairs. • Breathing mask W ARNING! Under no circumstances may the design of the machine be modified without...

  • Page 6: Machine ' S Safety Equipment

    SAFETY INSTR UCTIONS Mac hine ′ ′ ′ ′ s safety equipment Muffl er This section descr ibes the machine ′ s safety equipment, its W ARNING! The muffler gets very hot in use purpose, and how checks and maintenance should be carried and remains so for a short time afterwards.

  • Page 7: Checking, Maintaining And Servicing The Machine ' S Safety Equipment

    SAFETY INSTR UCTIONS Pr otection for the blades Stop s witch Star t the engine and make sure the engine stops when you move the stop switch to the stop setting. WARNING! Always check that the blade guards are correctly fitted before starting the machine.

  • Page 8: General Safety Precautions

    SAFETY INSTRUCTIONS Throttle lockout General safety precautions • Make sure the throttle control is locked at the idle setting • A power cutter is designed to cut hard materials, such as when the throttle lockout is released. masonry. Observe the increased risk of kickback when cutting soft materials.

  • Page 9: General Working Instructions

    Always ensure you have a safe and stable working out where to dispose of excess fuel. position. • Always use a Husqvarna fuel container with an anti-spill • Make sure that no pipes or electrical cables are routed in valve.

  • Page 10

    SAFETY INSTRUCTIONS Cutting • Make a saw cut from above and down (A). Remove the cutter and use a crowbar to remove the material that remains between the cut (B). WARNING! The safety distance for the power cutter is 15 metres. You are responsible to ensure that animals and onlookers are not within the working area.

  • Page 11: Water Cooling

    SAFETY INSTRUCTIONS Cutting sequence General rules First make the lower horizontal cut. Now make the two vertical • Never start the power cutter with the upper quadrant of the cuts. Finish with the upper horizontal cut. blades as illustrated, i.e. in the kickback zone. CAUTION! If the upper horizontal cut is made before the lower horizontal cut, the work piece will fall on the blades jamming them.

  • Page 12: Blades

    SAFETY INSTRUCTIONS Blades WARNING! Blades can break and cause serious injuries to the user. Never use blades other than original blades designed for the machine. Never use blades on a material other than the one they are intended for. WARNING! Cutting plastics with diamond blades can cause kickback when the material melts, due to the heat produced when cutting, and sticks to the blades.

  • 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

    • Do not mix more than one month’s supply of fuel at a time. • For best results and performance use HUSQVARNA two- stroke engine oil, which is specially formulated for our air- • If the machine is not used for some time the fuel tank cooled two-stroke engines.

  • Page 15: Starting And Stopping

    STARTING AND STOPPING Starting and stopping 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 B. fingers as illustrated.

  • Page 17: 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 The carburettor governs the engine speed via the throttle. Air and fuel are mixed in the carburettor.

  • Page 18: Air filter

    filter must be replaced regularly or cleaned and oiled. A • The filter cannot be cleaned but must be replaced with a special HUSQVARNA oil has been produced for this new filter when it is clogged. The filter should be purpose.

  • Page 19: Starter

    MAINTENANCE Starter • Guide the cord through the cut-out in the periphery of the pulley and wind the cord 3 times clockwise around the centre of the starter pulley. 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 Fitting the starter Cooling system • To fit the starter, first pull out the starter cord and place the starter in position against the crankcase. Then slowly release the starter cord so that the pulley engages with the pawls. To keep the working temperature as low as possible the machine is equipped with a cooling system.

  • Page 21: General Maintenance Instructions

    MAINTENANCE General maintenance instructions 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). 2 Clean the outside of the machine.

  • 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

    1150286-26 ´®z+R<^¶6S¨ ´®z+R<^¶6S¨ 2006-11-01...

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