Husqvarna K1250 User's Manual
Contents
1. up by the guard and led away from the user WARNING Under all circumstances avoid grinding using the side of the blade it will almost certainly be damaged break and can cause immense damage Only use the cutting section Do not pull the power cutter to one side this can cause the blade to jam or break resulting in injury to people Sharpening diamond blades Diamond blades can become dull when the wrong feeding pressure is used or when cutting certain materials such as heavily reinforced concrete Working with a blunt diamond blade causes overheating which can result in the diamond segments coming loose Sharpen the blade by cutting in a soft material such as sandstone or brick Blade vibration The blade can become out of round and vibrate if an excessive feed pressure is used A lower feed pressure can stop the vibration Otherwise replace the blade The blade must be of the recommended type for the material to be cut SAFETY INSTRUCTIONS How to avoid kickback WARNING Kickback can happen very suddenly and violently kicking the power cutter and cutting blade back at the user If this happens when the cutting blade is moving it can cause very serious even fatal injuries It is vital you understand what causes kickback and that you can avoid it by taking care and using the right working technique What is kickback The word kickback is used to describe the sudden reaction that causes the power2. cutter and cutting blade to be thrown from an object when the upper quadrant of the blade known as the kickback zone touches an object ae NY T General rules e Never start to cut with the upper quadrant of the blade as shown in the figure also known as the kickback zone e Always hold the machine in a firm grip with both hands Hold it so that the thumbs and fingers grip round the handles e Keep a good balance and a firm foothold e Always cut at maximum speed e Stand at a comfortable distance from the work piece e Take care when inserting the blade in an existing cut e Never cut above shoulder height e Be alert to movement of the work piece or anything else that can occur which could cause the cut to close and pinch the blade Pull in Pullin occurs when the disc s lower section suddenly stops or when the cut closes To avoid see the heading Basic rules and Jamming rotation here below Pinching rotation If the cut is pressed together this can lead to jamming The machine can be pulled down suddenly with a very powerful jerk How to avoid pinching Support the work piece in such a way that the cut remains open during the cutting operation and when the cut is finished Cutting blades WARNING A cutting blade may burst and cause injury to the operator Never use a cutting blade at a lower speed rating than that of the power cutter Never use a cutting blad
3. cutting to cool the blade and bond the dust Diamond blades for dry cutting Diamond blades for dry cutting are a new generation of blades that do not require water cooling However the blades will still be damaged by excessive heat It is most economical to allow the blade to cool by simply lifting it out from the cut every 30 60 seconds and letting it rotate in the air for 10 seconds ASSEMBLY Assembling the cutting head Do not use warped notched indented or dirty flange washers Do not use different dimensions of flange washers Remove the bolt 1 and nut 2 Remove the guard Fit the drive belt on the clutch drum Fit the guard and tighten the screws n Fitting the cutting blade Husqvarna cutting blades are manufactured and approved for freehand cutting The paper labels on each side of the blade are there to distribute the pressure from the flange washer and prevent the blade from slipping The blade is placed on the bushing C between the inner flange washer A and the flange washer B The flange washer is turned so that it fits on the axle Position the belt guard and secure the cutting head together with the belt guard Tighten both bolts 4 by hand The shaft can be locked using a screwdriver steel pin or the L TEn like This is slid in as far as possible The blade is tightened clockwise Screw in the tension screw 3 so that the square nut aligns with the arrow on the belt guard Shake the h
4. diseases may be fatal Skin irritation and rash Cancer according to NTP and IARC National Toxicology Program International Agency for Resaearch on Cancer Take precautionary steps Avoid inhalation of and skin contact with dust mist and fumes Wear and ensure that all bystanders wear appropriate respiratory protection such as dust masks designed to filter out microscopic particles See OSHA 29 CFR Part 1910 1200 Wet cut when feasible to minimize dust 1150292 95 MMI N 2007 03 0
5. in people who have impaired circulation Contact your docior if you experience symptoms of overexposure to vibration These symptoms include numbness loss of feeling tingling pricking pain loss of strength changes in skin colour or condition These symptoms normally appear in the fingers hands or wrists Cutting technique The technique described below is of a general character Check information for each blade regarding individual cutting characteristics for example diamond blades requires less feeding pressure than an abrasive discs e Support the work piece in such a way that it is possible to predict what will happen and so that the cut remains open while cutting Gp e Check that the blade is not in contact with anything when the machine is started e Always cut at maximum speed e Start cutting smoothly allowing the machine to work without forcing or pressing in the blade 10 English e Move the blade slowly forwards and backwards to achieve a small contact area between the blade and the material to be cut This reduces the temperature of the blade and ensures effective cutting e Feed down the machine in line with the blade Pressure from the side can damage the blade and is very dangerous e The guard for the cutting equipment should be adjusted so that the rear section is flush with the work piece Spatter and sparks from the material being cut are then collected
6. listed in the section Control maintenance and service of the power cutter s safety equipment should be carried out by trained service specialists e Never use the machine if you are tired if you have drunk alcohol or if you are taking medication that could affect your vision your judgement or your co ordination e Wear personal protective equipment See instructions under the heading Personal protective equipment e Never use a machine that has been modified in any way from its original specification e Never use a machine that is faulty Carry out the checks maintenance and service instructions described in this manual Some maintenance and service measures must be carried out by trained and qualified specialists See instructions under the heading Maintenance e Never allow anyone else to use the machine without first ensuring that they have understood the contents of the operator s manual e Never use the machine indoors Be aware of the dangers of inhaling the engine s exhaust fumes Transport and storage Do not store or transport the power cutter with the cutting blade fitted Store the power cutter in a lockable area so that it is out of reach of children and unauthorised persons All blades should be removed from the cutter after use and stored carefully Store cutting blades in dry frost free conditions Special care should be taken with abrasive discs Abrasive discs must be stored on a flat level
7. surface If blades are supplied with a backing pad then a spacer should be used to keep them flat If an abrasive disc is stored in humid conditions this can cause imbalance and result in injury Inspect new blades for transport or storage damage SAFETY INSTRUCTIONS Fuel safety ll Refuelling Fuel mixture Storage WARNING Take care when handling fuel Bear in mind the risk of fire explosion and inhaling fumes e Never refuel the machine while the engine is running e Make sure there is plenty of ventilation when refuelling or mixing fuel gasoline and 2 stroke oil e Move the machine at least 10 ft 3 m from the refuelling point before starting it Min 3 m 10ft e Never start the machine If you have spilled fuel on it Wipe off the spillage and allow remaining fuel to evaporate If you have spilled fuel on yourself or your clothes change your clothes Wash any part of your body that has come in contact with fuel Use soap and water If the machine is leaking fuel Check regularly for leaks from the fuel cap and fuel lines e Store and transport the machine and fuel so that there is no risk of any leakage or fumes coming into contact with sparks or naked flames for example from electrical machinery electric motors electrical relays switches or boilers e Always store fuel in an approved container designed for that purpose e When storing the machine for long periods the fue
8. the cutting blade can rotate freely Keep people and animals well away from the working area Starting a cold engine Ignition Slide the ignition switch to the left Choke Pull the choke control fully out Start throttle lock Press in the throttle trigger lock throttle control and then the start throttle lock A Release the throttle control and it is locked in the half throttle position The lock releases when the throttle control is pressed in fully Automatic decompression valve The machine is equipped with an automatic decompression valve to facilitate the start of the power cutter Starting a warm engine Use the same starting procedure as for a cold engine but without setting the choke control in the choke position Starting WARNING The cuiting blade rotates when the engine is started Make sure it can rotate freely Grip the front handle with your left hand Put your right foot on the lower section of the rear handle pressing the machine against the ground Never wrap the starter cord around your hand Grip the starter handle slowly pull out the cord with your right hand until you feel some resistance the starter pawls grip now quickly and powerfully pull the cord CAUTION 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 This can damage the machine When the engine starts quickly apply full throttle to automatic
9. ARNING The exhaust fumes from the engine are hot and may contain sparks which can start a fire Never start the machine indoors or near combustible material IMPORTANT INFORMATION For mufflers it is very important that you follow the instructions on checking maintaining and servicing your machine See instructions under the heading Checking maintaining and servicing the machine s safety equipment WARNING The inside of the muffler contain chemicals that may be carcinogenic Avoid contact with these elements in the event of a damaged muffler Vibration damping system Your machine is equipped with a vibration damping system that is designed to reduce vibration and make operation easier The machine s vibration damping system reduces the transfer of vibration between the engine unit cutting equipment and the machine s handle unit The engine body including the cutting equipment is insulated from the handles by vibration damping units sy oy 6 English SAFETY INSTRUCTIONS Throttle lockout The throttle trigger lock is designed to prevent accidental operation of the throttle When the lock A is pressed in this releases the throttle B f te The trigger lock remains pressed in as long as the throttle is pressed When the grip on the handle is released the throttle trigger and the throttle trigger lock both return to their original positions This is controlled by two independent return sprin
10. Operator s manual EPA K1230 Please read the operator s manual carefully and make sure you understand the instructio ns before using the machine English KEY TO SYMBOLS Key to symbols Other symbols decals on the machine refer to special WARNING The machine can be a certification requirements for certain markets dangerous tool if used incorrectly or carelessly which can cause serious or fatal injury to the operator or others Please read the operator s manual carefully and make sure you understand the instructions before using the machine Always wear e Protective helmet e Hearing protection e Protective goggles or a visor e Breathing mask WARNING Dust forms when cutting this can cause injuries if inhaled Use an approved breathing mask Avoid inhaling petrol fumes and exhaust fumes Always provide for good ventilation WARNING Sparks from the cutting blade can cause fire in combustible materials such as petrol gas wood dry grass etc Switch off the engine by moving the stop switch to the STOP position before carrying out any checks or maintenance Always wear protective gloves Regular cleaning is required Visual check Protective goggles or a visor must be worn Run position Stop with the return spring to the operating position Stop in the fixed position 2 English CONTENTS Contents KEY TO SYMBOLS Key To SYMDOLS secccciienisers hie aia a 2 CONTEN
11. TS CONTEM teresa aeee cas earececs access tarecesest ecshacuseeseregsctetie sees 3 WHAT IS WHAT What is what on the power cutter leseese 4 SAFETY INSTRUCTIONS Steps before using a new power cutter eeee 5 Personal protective equipment ee eeeeeeeeeeeteneeeees 5 Machine s safety equipment eee eeteeeteeeeteeeteetens 6 Checking maintaining and servicing the machine s Salety CQUIPMOMNE danirnir ana T General safety precautions eeeeeeeeeeeeeteeeteeeteeeee 8 General working instructions ceceeeeeeeeeeeteeeeeetens 9 Cutting blades sie msei i oesie oiee aateioe 11 ASSEMBLY Assembling the cutting head eeen 13 Checking the drive axle and flange washers 13 Fitting the cutting blade eeeeeesseeeeeneereneeeees 13 Guard for the blade sirsie orn o iate 13 FUEL HANDLING UCM co sieeteze E a Beast 14 Fueling sponse os 14 STARTING AND STOPPING Starting ANd StOPPING eee eeeeteeeeeeeeeeeeeeteeeeeeeeee 15 MAINTENANCE Tensioning the drive belt 2 0 22 eeeceeseeeeeesereeeereeeetees 16 Replacing the drive belt ee eeceeeeeeeeesteeeeeeereneeeees 16 Belt pulley and CIUtCH cceecceeeeeeeeeeeeeeeeseeeeteeeeeens 16 CAmDUnetOr aceea teeta eit 16 UCU TING sase tele Piette a eeerete reece 17 Air TINT giare icecuhs ecpeesdnesdsecseseutsesedenctaaeeers 17 Santer i ene a aaa ER TENE ARNEE 18 Spark 9 U 0 csere a e EEN 19 Cooling SVStOM ieermisisrersi rke ees
12. TY RIGHTS AND OBLIGATIONS The EPA The US Environmental Protection Agency Environment Canada and Husqvarna Construction Products are pleased to explain the emissions control system warranty on your 2001 and later small nonroad engine In U S and Canada new small nonroad engines must be designed built and equipped to meet the federal stringent anti smog standards Husqvarna Construction Products must warrant the emission control system on your small nonroad engine for the period of time listed below provided there has been no abuse neglect or improper maintenance of your unit Your emmission control system includes Parts such as the carburetor and the ignition system Where a warrantable condition exists Husqvarna Construction Products will repair your small nonroad engine at no cost to you Expenses covered under warranty include diagnosis parts and labor MANUFACTURER S WARRANTY COVERAGE The 2001 and later small nonroad engines are warranted for two years If any emission related part on you engine as listed above is defective the part will be repaired or replaced by Husqvarna Construction Products OWNER S WARRANTY RESPONSIBILITIES As the small nonroad engine owner you are responsible for the performance of the required maintenance listed in your Operator s Manual Husqvarna Construction Products recommends that you retain all receipts covering maintenance on your small nonroad engine but Husqvarna Construction Produ
13. ally disengage fast idle Stopping The engine is stopped by switching the ignition off using the stop switch English 15 MAINTENANCE Tensioning the drive belt e The drive belt is fully enclosed and well protected from dust and dirt e When tensioning the drive belt slightly loosen the nuts A holding the cutting head and belt guard e Turn the tension screw so that the nut B aligns with the arrow on the guard Shake the head to ensure the spring can tension the belt The belt now automatically has the right tension e Tighten the nuts holding the cutting head IMPORTANT INFORMATION The tension of a new drive belt must be readjusted after one or two tanks of fuel have been used Replacing the drive belt e Loosen the two screws A e Turn the tension screw B until tensioning stops e Remove the two screws A e Remove the front belt guard C e Remove the belt from the belt pulley e Remove the cutting head e Remove the screw D Remove the side cover 16 English e Replace the drive belt e Assemble in the reverse order as set out for dismantling e Check that the blade guard over the cutting blade is not cracked or damaged in any other way Replace when damaged WARNING Never use the power cutter without a blade guard over the cutting blade Belt pulley and clutch Never start the engine when the belt pulley and clutch are removed for maintenance C
14. arburetor Your Husqvarna product has been designed and manufactured to specifications that reduce harmful emissions After the engine has used 8 10 tanks of fuel the engine will be run in To ensure that it continues to run at peak performance and to minimise harmful exhaust emissions after the running in period ask your dealer service workshop who will have a rev counter at their disposal to adjust your carburettor Function WARNING Do not start the machine without the cutting arm or cutting head fitted Otherwise the clutch could come loose and cause personal injuries e The carburettor governs the engine speed via the throttle Air and fuel are mixed in the carburettor High speed jet The carburetor is equipped with fixed H jet to ensure the engine always receives the correct fuel air mixture If the engine lacks power or accelerates poorly do the following e Check the air filter and replace if necessary e When this does not help contact an authorised service workshop Low speed jet L Apply full throttle a couple of times and check that the saw is accelerating without hesitation Basic setting L 1 1 4 turn open If an adjustment is necessary try to reach the maximum idle speed by slowly closing the low speed needle L clockwise until the engine starves from fuel Then open counter clockwise 1 8 of a turn Check the engine acceleration CAUTION A too lean adjusted low speed needle the L need
15. bstacles with unexpected movement Ensure when cutting that no material can become loose and fall causing operating injury Take great care when working on sloping ground e Make sure that no clothes or parts of the body come in contact with the cutting equipment when it is rotating e Keep at a safe distance from the cutting equipment when it is rotating e The guard for the cutting equipment must always be on when the machine is running e Ensure that the working area is sufficiently illuminated to create a safe working environment WARNING Do not move the machine when the cutting equipment is rotating e Always ensure you have a safe and stable working position e Make sure that no pipes or electrical cables are routed in the area to be cut WARNING Only use the machine in areas with good ventilation Neglect can result in serious injury or death English 9 SAFETY INSTRUCTIONS Cutting 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 Do not start cutting until the working area is clear and you are standing firmly General e Start cutting with the machine running at maximum speed e Always hold the machine in a firm grip with both hands Hold it so that the thumbs and fingers grip round the handles WARNING Overexposure to vibration can lead to circulatory damage or nerve damage
16. ck that the electrode gap is 0 020 inch 0 5 mm 11 Clean the fins on the flywheel Check the starter and the recoil spring 12 Clean the cooling fins on the cylinder 13 Check that the muffler is securely attached and not damaged 14 Check the operation of the carburettor Monthly maintenance 15 Check the paper filter 16 Check the clutch centre drive gear and clutch spring for wear 17 Clean the outside of the carburetor 18 Check fuel hose for cracks or other damage Change if necessary 19 Clean the inside of the fuel tank 20 Check all cables and connections 20 English TECHNICAL DATA Engine Cylinder displacement cu in em Cylinder bore inch mm Stroke inch mm Idle speed rpm Recommended max fast idle speed rpm Power kW rpm Ignition system Manufacturer of ignition system Type of ignition system Spark plug Electrode gap inch mm Fuel and lubrication system Manufacturer of carburetor Carburetor type Fuel tank capacity US pint litre Weight Power cutter without fuel and cutting blade Lbs kg 14 350 mm 16 400 mm Cutting equipment Cutting blade Max peripheral speed m s 14 350 mm 100 16 400 mm 100 K1250 7 25 119 2 36 60 1 65 42 2500 9750 250 12 8 5 8 EM ET Champion RCJ 6Y NGK BPMR 7A 0 02 0 5 Walbro WG 9 2 64 1 25 29 9 13 6 31 7 14 4 Max speed of output shaft rpm English 21 FEDERAL EMISSION CONTROL WARRANTY STATEMENT YOUR WARRAN
17. cks cement and other masonry products Arsenic and chromium from chemicallytreated lumber Your risk from these exposures varies depending on how often you do this type of work To reduce your exposure to these chemicals work in a well ventilated area and work with approved safety equipment such as those dust makes that are specially designed to filter out microscopic material contains chemicals known to the State of California to cause cancer birth defects or other reproductive harm You will find the following labels on your power cutter AO QA Cutters can be dangerous For safe operations follow all safety precautions in operators manual instructed in the use ofthis ith all safety prec operate this cutter Improper HUSQVARNA CONSTRUCTION PRODUCTS SWEDEN 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 emissions requirements Category C 50 hours B 125 hours and A 300 hours Husqvarna Construction Products has a policy of continuous product development Husqvarna reserves the right to modify the design and appearance of products without prior notice and without further obligation introduce design modifications All information and all data in the Operator s Manual were applicable at the time the Operator s Manual was sent to print Personal protective equipmen
18. cts cannot deny warranty solely for the lack of receipts or for your failure to ensure the performance of all scheduled maintenance As the small nonroad engine owner you should however be aware that Husqvarna Construction Products may deny you warranty coverage if your small nonroad engine or a part of it has failed due to abuse neglect improper maintenance unapproved modifications or the use of parts not made or approved by the original equipment manufacturer You are responsible for presenting your small nonroad engine to a Husqvarna Construction Products authorized servicing dealer as soon as a problem exists The warranty repairs should be completed in a reasonable amount of time not to exceed 30 days If you have any questions regarding your warranty rights and responsibilities you should contact your nearest authorized servicing dealer or call Husqvarna Construction Products at 1 800 323 3553 WARRANTY COMMENCEMENT DATE The warranty period begins on the date small nonroad engine is delivered LENGTH OF COVERAGE Husqvarna Construction Products warrants to the initial owner and each subsequent purchaser that the engine is free from defects in materials and workmanship which cause the failure of a warranted part for a period of two years WHAT IS COVERED 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 22 Engli
19. e bolts holding the spring cassette Remove the recoil spring by tapping the starter with the inside facing downwards gently on a work bench If the spring pops out during assembly coil it up from the outside working inwards Lubricate the recoil spring with light oil Fit the pulley and tension the recoil spring Fitting the starter 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 Fit and tighten the screws that hold the starter MAINTENANCE Spark plug Cc e Ry is l The spark plug condition is influenced by e Incorrect carburetor adjustment e Wrong fuel mixture too much oil e Adirty air filter These factors cause deposits on the spark plug electrodes which may result in operating problems and starting difficulties e If the machine is low on power difficult to start or runs poorly at idle speed always check the spark plug first before taking any further action If the spark plug is dirty clean it and check that the electrode gap is 0 020 inch 0 5 mm The spark plug should be replaced after about a month in operation or earlier if necessary CAUTION Always use the recommended spark plug type Use of the wrong spark plug can damage the piston cylinder Cooling system To keep the working temperature as low as possible the machine
20. e ee r elie 19 WUT OM osmose o 19 General maintenance instructions eeeeeeeeeeeeeeeeeeee 20 TECHNICAL DATA Cutting equipment oe eee ete eeteeeteeteeeeeeeetteeeeeeeeeeetens 21 FEDERAL EMISSION CONTROL WARRANTY STATEMENT YOUR WARRANTY RIGHTS AND OBLIGATIONS 22 English 3 WHAT IS WHAT What is what on the power cutter 1 Cylinder cover 13 Combination spanner 2 Muffler 14 Air filter cover 3 Fueltank 15 Blade guard spray guard 4 Start throttle lock 16 Starter handle 5 Choke 17 Operator s manual EPA 6 Throttle lockout 18 Adjustment handle for blade guard 7 Stop switch 19 Front handle 8 Cutting head 20 Starter 9 Cutting arm 21 Decompression valve 10 Belt tensioner 22 Warning decal 11 Cutting blade 23 Type plate 12 Throttle control 4 English SAFETY INSTRUCTIONS A WARNING The engine exhaust from this product Steps before using a new power cutter e Please read the operators manual carefully e Check the cutting blade s mounting see the chapter Assembly e Start the engine and check the idling setting see instructions under the heading Maintenance When the carburettor is set correctly the cutting blade should be still while idling Setting of the idle speed is described in the 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 e Let your Husqvarna dealer regularly check the powe
21. e for any other purpose than that it was intended for WARNING Cutting plastics with a diamond blade or rescue blade can cause kickback when the material melts due to the heat produced when cutting and sticks to the blade General Cutting blades are available in two basic designs abrasive discs and diamond blades RS LEED KRR S Or Z Sy fg RSSI SxS lt KE KKR Ko kK Always remove the cutting blade when the machine is transported Make sure that the right bushing is used for the cutting blade to be fitted on the machine See the instructions under the heading Assembling the cutting blade High quality blades are often most economical Lower quality blades often have inferior cutting capacity and a shorter service life which results in a higher cost in relation to the quantity of material that is cut Water cooling WARNING Water cooling which is used when cutting concrete cools the blade and increases its service life while also reducing the formation of dust Disadvantages include difficulties at very low temperatures the risk of damaging floors and other structural elements and the risk of slipping After using an abrasive disc with water cooling run the disc dry for about half a minute If an abrasive disc is stored in humid conditions this can cause imbalance and result in injury English 11 SAFETY INSTRUCTIONS High speed handheld machine
22. e throttle control is locked at the idle setting when the throttle lockout is released e Press the throttle lockout and make sure it returns to its original position when you release it P ai e Check that the throttle control and throttle lockout move freely and that the return springs work properly q e 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 carburettor s idle adjustment See instructions under the heading Maintenance Checking the blade guard Never use a defective guard or a guard that has not been fitted correctly WARNING Always check that the guard is correctly fitted before starting the machine Check that the cutting blade is fitted correctly and does not show signs of damage A damaged cutting blade can cause personal injury See instructions under the heading Assembly Check that the guard is complete and without any cracks or deformations 8 English General safety precautions e A power cutter is designed to cut hard materials such as masonry Observe the increased risk of kickback when cutting soft materials See instructions under the heading How to avoid kickback e Do not use the power cutter until you have read the entire contents of this Operator s Manual All servicing in addition to the points
23. ead to ensure the spring can tension the belt This automatically adjusts the belt to the correct tension Tighten both bolts 4 using the combination spanner NOTE When a belt is fitted the belt tension must be readjusted after the first two tanks of fuel Tightening torque for the bolt holding the blade is 15 25 Nm have been used 130 215 in lb Guard for the blade The guard must always be fitted on the machine The guard for the cutting equipment should be adjusted so that the rear section is flush with the work piece Spatter and sparks from the material being cut are then collected up by the guard and led away from the user Checking the drive axle and flange washers Check that the threads on the drive shaft are undamaged Check that the contact surfaces on the blade and the flange washers are undamaged of the correct dimension clean and that they run properly on the drive axle WARNING A 16 inch blade guard should only be used on power cutters initially equipped with a 16 inch blade guard If a guard obtained as a spare part is fitted on a power cutter which is equipped with a 12 or 14 inch guard a 16 inch blade will run too fast A cutting blade running at a too high speed can break or cause serious damage English 13 FUEL HANDLING Fuel e Mix shake the fuel mixture thoroughly before filling the machine s fuel tank CAUTION The machine is equipped with a two stroke engine and must always been
24. g systems This means that the throttle trigger is automatically locked in the idle position gs Guard for the blade O WARNING Always check that the blade guard is fitted correctly before starting the machine This guard is fitted above the cutting blade and is designed to prevent parts of the blade or cutting fragments from being thrown towards the user Checking maintaining and servicing the machine s safety equipment WARNING All servicing and repair work on the machine requires special training This is especially true of the machine s safety equipment If your machine fails any of the checks described below you must contact your service agent When you buy any of our products we guarantee the availability of professional repairs and service If the retailer who sells your machine is not a servicing dealer ask him for the address of your nearest service agent Vibration damping system Regularly check the vibration damping units for cracks or deformation N Ay SF OS Make sure the vibration damping units are securely attached to the engine unit and handle unit Stop switch Start the engine and make sure the engine stops when you move the stop switch to the stop setting Muffler Never use a machine that has a faulty muffler Regularly check that the muffler is securely attached to the machine English 7 SAFETY INSTRUCTIONS Throttle lockout e Make sure th
25. hts and responsibilities you should contact your nearest authorized servicing dealer or call Husqvarna Construction Products at 1 800 323 3553 WHERE TO GET WARRANTY SERVICE Warranty services or repairs shall be provided at all Husqvarna Construction Products authorized servicing dealers 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 EMISSION CONTROL WARRANTY PARTS LIST 1 Carburetor and internal parts Intake pipe airfilter holder and carburetor bolts Airfilter and fuelfilter covered up to maintenance schedule gt A OUO DD Ignition System 1 Spark Plug covered up to maintenance schedule 2 Ignition Module MAINTENANCE STATEMENT The owner is responsible for the performance of all required maintenance as defined in the operator s manual 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 silicosis and pulmonary fibrosis from exposure to silica These
26. is equipped with a cooling system The cooling system consists of 1 Air intake on the starter 2 Air guide plate 3 Fins on the flywheel 4 Cooling fins on the cylinder 5 Cylinder cover Clean the cooling system with a brush once a week more often in demanding conditions A dirty or blocked cooling system results in the machine overheating which causes damage to the piston and cylinder Muffler The muffler is designed to reduce the noise level and to direct the exhaust gases away from the operator The exhaust gases are hot and can contain sparks which may cause fire if directed against dry and combustible material English 19 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 Check the tension of the drive belt Check the condition of the blade and the drive gear Check the condition of the blade guard Check the starter and starter cord and clean the outside of the starter unit s air intake Check that nuts and screws are tight N O oO fF OOD Check that the stop switch works correctly Weekly maintenance 8 Check clean or replace the main filter 9 Check that the handles and vibration damping elements are not damaged 10 Clean the spark plug Che
27. l tank must be emptied Contact your local gas station to find out where to dispose of excess fuel e Always use a Husqvarna fuel container with an anti spill valve WARNING Bear in mind the risk of fire explosion and inhaling fumes Stop the engine before fuelling Do not fill so that the fuel runs over Wipe up all spillage on the ground and machine If you spill fuel on yourself or your clothes Change your clothes Move the machine at least 3 metres away from the refuelling area before starting General working instructions es WARNING This section describes basic safety directions for using a power cutter This information is never a substitute for professional skills and experience If you get into a situation where you feel unsafe stop and seek expert advice Contact your dealer service agent or an experienced power cutter user Do not attempt any task that you feel unsure of Basic safety rules e Look around you To ensure that people animals or other things cannot affect your control of the machine To make sure that none of the above come into contact with the cutting blade e Do not use the machine in bad weather such as dense fog rain strong wind intense cold etc Working in bad weather is tiring and can lead to dangerous conditions e g slippery surfaces e Never start to work with the power cutter before the working area is clear and you have a firm foothold Look out for any o
28. le closed too much results in starting difficulties MAINTENANCE Fine adjustment of the idle speed T Adjust the idle speed using the T screw When an adjustment is necessary first turn the screw clockwise until the blade starts to rotate Now turn the screw anti clockwise until the blade stops rotating A correctly adjusted idle speed is set when the engine accelerates without hesitation Rec idle speed 2500 rpm WARNING If the idle speed cannot be adjusted so that the cutting attachment stops contact your dealer service workshop Do not use the machine until it has been correctly adjusted or repaired Fuel filter e The fuel filter sits inside the fuel tank e The fuel tank must be protected from contamination when filling This reduces the risk of operating disturbances caused by blockage of the fuel filter located inside the tank e The filter cannot be cleaned but must be replaced with a new filter when it is clogged The filter should be changed at least once per year Air filter Air filters must be regularly cleaned to remove dust and dirt in order to avoid e Carburettor malfunctions e Starting problems e Loss of engine power e Unnecessary wear to engine parts e Excessive fuel consumption The air filter system consists of an oiled foam plastic filter 1 and a paper filter 2 il 1 The foam plastic filter is easily accessible under the filter cover A This filter should be checked weekl
29. ound up in the starter housing it is under tension and can if handled carelessly pop out and cause personal injury Always be careful when changing the recoil spring or the starter cord Always wear protective goggles Changing a broken or worn starter cord e Loosen the screws that hold the starter against the crankcase and remove the starter e Pull out the cord approx 30 cm 12 inches and hook it into the notch in the rim of the pulley Release the recoil spring by letting the pulley rotate slowly backwards e Undo the screw in the centre of the pulley and remove the pulley Insert and fasten a new starter cord to the pulley Wind approx 3 turns of the starter cord onto the pulley Connect the pulley to the recoil spring so that the end of the spring engages in the pulley Fit the screw in the center of the pulley Insert the starter cord through the hole in the starter housing and the starter handle Make a secure knot in the end of the starter cord 18 English Tensioning the recoil spring Hook the starter cord in the notch in the pulley and turn the starter pulley about 2 turns clockwise CAUTION Check that the pulley can be turned an additional 1 2 turn when the starter cord is pulled all the way out Lift up the starter pulley See instructions under the heading Changing a broken or worn starter cord Remember that the recoil spring is coiled under tension in the starter housing Loosen th
30. r cutter and make essential adjustments and repairs WARNING Under no circumstances may the design of the machine be modified without the permission of the manufacturer Always use genuine accessories Non authorized modifications and or accessories can result in serious personal injury or the death of the operator or others WARNING Use of products which cut grind drill sand or shape material can generate dust and vapors which may contain harmful chemicals Know the nature of the material being worked on and wear appropriate dust mask or respirator protection WARNING A power cutter is a dangerous tool if used carelessly or incorrectly and can cause serious even fatal injuries It is extre mely important that you read and understand the contents of this Operator s Manual WARNING The ignition system of this machine produces an electromagnetic field during operation This field may under some circumstances interfere with pacemakers To reduce the risk of serious or fatal injury we recommend persons with pacemakers to consult their physician and the pacemaker manufacturer before operating this machine WARNING Some dust created by power sanding sawing grinding drilling and other construction activities contains chemicals known to the State of California to cause cancer birth defects or other reproductive harm Some examples of these chemicals are Lead from lead based paints Crystalline silica from bri
31. run using a mixture of gasoline and two stroke engine oil It is important to accurately measure the amount of oil to be mixed to ensure that the correct mixture is obtained When mixing small amounts of fuel even small inaccuracies can drastically affect the ratio of the mixture WARNING Always ensure there is adequate ventilation when handling fuel Gasoline e Donot mix more than one month s supply of fuel at a time e If the machine is not used for some time the fuel tank should be emptied and cleaned NN iP Fueling WARNING Taking the following precautions will lessen the risk of fire e Use good quality unleaded gasoline e The lowest recommended octane grade is 87 RON MON 2 If you run the engine on a lower octane Do not smoke or place hot objects near fuel grade than 87 so called knocking can occur This gives rise to a high engine temperature and increased bearing load which can result in serious engine damage When refuelling open the fuel cap slowly so that any excess pressure is released gently Always shut off the engine before refuelling Two stroke oil Tighten the fuel cap carefully after refuelling e For best results and performance use HUSQVARNA two stroke engine oil which is specially formulated for our air cooled two stroke engines Always move the machine away from the refuelling area before starting e Never use two stroke oil intended for wa
32. s Our cutting blades are manufactured for high speed portable power cutters If blades from other manufacturers are used ensure that the blades conform to all regulations and demands that concern this type of power cutter Special blades Some cutting blades are designed for stationary equipment and for use with attachments Such cutting blades must not be used on portable power cutters Always contact local authorities and make sure you are following applicable directives Abrasive discs The cutting material on abrasive discs consists of grit bonded using an organic binder Reinforced blades are made up of a fabric or fibre base that prevents total breakage at maximum working speed if the blade should be cracked or damaged A cutting blade s performance is determined by the type and size of abrasive corn and the type and hardness of the bonding agent Abrasive discs types and use Use Disc type Material Water cooling Can be used to reduce dust Run the disc dry for about a half minute after using an abrasive disc with water cooling Concrete asphalt stone masonry cast iron aluminium copper brass cables rubber plastic etc Concrete Steel steel alloys and other hard metals NOT recommended Metal Check that the blade is approved for the same or higher speed according to the aproval plate of the engine Never use a cutting blade with a lower speed rating than that of
33. sh Products servicing dealer If you have any questions regarding your warranty rights and responsibilities you should contact your nearest authorized servicing dealer or call Husqvarna Construction Products at 1 800 323 3553 WARRANTY PERIOD Any warranted part which is not scheduled for replacement as required maintenance or which is scheduled only for regular inspection to the effect of repair or replace as necessary shall be warranted for 2 years Any warranted part which is scheduled for replacement as required maintenance shall be warranted for the period of time up to the first scheduled replacement point for that part DIAGNOSIS The owner shall not be charged for diagnostic labor which leads to the determination that a warranted part is defective if the diagnostic work is performed at an approved Husqvarna Construction Products servicing dealer CONSEQUENTIAL DAMAGES Husqvarna Construction Products may be liable for damages to other engine components caused by the failure of a warranted part still under warranty WHAT IS NOT COVERED All failures caused by abuse neglect or improper maintenance are not covered ADD ON OR MODIFIED PARTS The use of add on or modified parts can be grounds for disallowing a warranty claim Husqvarna Construction Products is not liable to cover failures of warranted parts caused by the use of add on or modified parts HOW TO FILE A CLAIM If you have any questions regarding your warranty rig
34. t WARNING You must use approved personal protective equipment whenever you use the machine Personal protective equipment cannot eliminate the risk of injury but it will reduce the degree of injury if an accident does happen Ask your dealer for help in choosing the right equipment e Protective helmet e Hearing protection e Protective goggles or a visor English 5 SAFETY INSTRUCTIONS e Heavy duty firm grip gloves e Tight fitting heavy duty and comfortable clothing that permits full freedom of movement e Use leg guards recommended for the material to be cut e Boots with steel toe caps and non slip sole e Always have a first aid kit nearby I gt Machine s safety equipment This section describes the machine s safety equipment its purpose and how checks and maintenance should be carried out to ensure that it operates correctly See the What is what section to locate where this equipment is positioned on your machine WARNING Never use a machine that has faulty safety equipment Carry out the inspection maintenance and service routines listed in this section Stop switch Use the stop switch to switch off the engine Muffler WARNING The muffler gets very hot in use and remains so for a short time afterwards Do not touch the muffler if it is hot The muffler is designed to keep noise levels to a minimum and to direct exhaust fumes away from the user W
35. ter cooled e Keep the handle dry and free from oil and fuel engines sometimes referred to as outboard oil rated e Ensure that the fuel is well mixed by shaking the container TOW before filling the tank e Never use oil intended for four stroke engines S Ys Mixing ratio 1 50 2 for all engines Gasoline litre Two stroke oil litre e Always exercise care when refilling the fuel Move the 2 1 50 machine at least three metres from the fuelling area before it is started Check that the fuel cap is tightened 2 0 10 correctly 10 0 20 15 0 30 kali by 20 0 40 Min 3m US gallon US fl oz 10ft 1 2 1 2 2 1 2 6 1 2 5 12 7 8 e Clean around the fuel cap Clean the fuel and oil tank Mixing regularly The fuel filter should be changed at least once a year Contamination in the tanks causes malfunction e Always mix the gasoline and oil in a clean container intended for fuel e Always start by filling half the amount of the gasoline to be used Then add the entire amount of oil Mix shake the fuel mixture Add the remaining amount of gasoline 14 English STARTING AND STOPPING Starting and stopping WARNING Note the following before starting Do not start the power cutter without the belt guard fitted Otherwise the clutch could come loose and cause personal injuries Always move the machine away from the refuelling area before starting Ensure that you and the machine have a good working stance and that
36. the power cutter 12 English Test the abrasive disc by hanging it on your finger and tapping it lightly with a screwdriver or the like If the disc does not produce a resonant ringing sound it is damaged Diamond blades Diamond blades consist of a steel body provided with segments that contain industrial diamonds Diamond blades ensure lower costs per cutting operation fewer blade changes and a constant cutting depth When using diamond blades make sure that it rotates in the direction indicated by the arrow on the blade Always use a sharp diamond blade Sharpen the blade by cutting in a soft material such as sandstone or brick Diamond blades are available in several hardness classes A soft diamond blade has a relatively short service life and large cutting capacity It is used for hard materials such as granite and hard concrete A hard diamond blade has a longer service life and reduced cutting capacity and should be used for soft materials such as brick and asphalt Material Diamond blades are ideal for masonry reinforced concrete and other composite materials Diamond blades are not recommended for cutting metal Diamond blades for wet cutting WARNING Cool diamond blades for wet cutting continuously with water to prevent overheating which can cause the blade to break up and eject pieces that can cause injury Diamond blades for wet cutting should have water poured over them during the
37. y and replaced if necessary In order to obtain a good filtering effect the filter must be replaced regularly or cleaned and oiled A special HUSQVARNA oil has been produced for this purpose A Remove the foam plastic filter Wash the filter well in tepid soapy water After cleaning rinse the filter well in clean water Squeeze out and allow the filter to dry NOTE High pressure compressed air can damage the foam Put the filter in a plastic bag and pour the filter oil over it Knead the plastic bag to distribute the oil Squeeze the excess oil out of the filter inside the plastic bag and pour off the excess before fitting the filter to the machine Never use common engine oil This would drain through the filter quite quickly and collect in the bottom 2 The paper filter is accessible under cover B This filter must be replaced cleaned when the engine s power drops or after one two weeks The filter is cleaned by shaking or by careful blowing with compressed air Note that the filter must not be washed An air filter that has been in use for a long time cannot be cleaned completely The filter must therefore be replaced with a new one at regular intervals A damaged air filter must always be replaced IMPORTANT INFORMATION Poor maintenance of the air filter will cause carbon build up on the spark plug and abnormal wear to engine parts English 17 MAINTENANCE Starter WARNING When the recoil spring is w
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