Husqvarna 334T Chainsaw User Manual
Contents
1. Starting Never start the machine indoors Exhaust fumes can be dangerous if inhaled Observe the surroundings and ensure that no people or animals can come into contact with the blower Place the machine on the ground press the machine body against the ground with your left hand NOTE Not your foot Now grasp the starter handle with your right hand and then pull quickly and firmly Always use a fuel container with an anti spill valve Never refuel the machine while the engine is running Always stop the engine and let it cool for a few minutes before refuelling Make sure there is plenty of ventilation when refuelling or mixing fuel gasoline and 2 stroke oil Avoid all skin contact with fuel Fuel is a skin irritant and may even cause skin changes Move the machine at least 10 ft 3 m from the refuelling point before starting it 8 English 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 Transport and storage 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 elec2. after stopping This also applies at idle speed Contact can result in burns to the skin Remember the risk of fire Cooling system To keep the working temperature as low as possible the machine is equipped with a cooling system The cooling system consists of Vi wee fret 14 K Air intake on the underside of the blower Nozzle for cooling the cylinder Cooling fins on the cylinder KR OO N gt Cooling air conductor directs cold air over the cylinder 18 English 5 Emergency cooling nozzle 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 Check that the nozzles are not blocked Spark plug The spark plug condition is influenced by e Incorrect carburetor adjustment e An incorrect fuel mixture too much or incorrect type of oil e Adirty air filter These factors cause deposits on the spark plug electrodes which may result in operating problems and starting difficulties 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 0 5 mm i
3. Always remove your hearing protection as soon as the engine stops It e Gloves should be worn when necessary Machine s safety equipment This section describes the machine s safety equipment e Wear hearing protection that provides adequate noise its purpose and how checks and maintenance should be reduction 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 e Always wear approved eye protection If you use a i visor then you must also wear approved protective Stop switch goggles Approved protective goggles must comply with standard ANSI Z87 1 inthe USA or EN 166 in EU US the stop switch to switch off the engine countries Blows from branches or objects that are thrown can damage the eyes e Wear sturdy non slip boots English 5 SAFETY INSTRUCTIONS Vibration damping system Your machine is equipped with a vibration damping system that is designed to reduce vibration and make operation easier WARNING Overexposure to vibration can lead to circulatory damage or nerve damage in people who have impaired circulation Contact your doctor if you experience symptoms of overexposure to vibration Such symptoms inc
4. MAINTENANCE Can OUnelOl orere E E ES ncewes 17 Mutilei eiee e E A EErEE 17 Cooling SYSTEM sser aine E 18 Spark PIU ereen e nana E ETE 18 Alr ANON Secana sah setii enee ee aea eE EESE 18 Maintenance schedule sssssssssssssssseeseereeerrerrrrerree 20 TECHNICAL DATA Technical dat isecrrsiissssiededesconiiiinnnnnidenieni innin 21 FEDERAL AND CALIFORNIA EMISSIONS CONTROL WARRANTY STATEMENT YOUR WARRANTY RIGHTS AND OBLIGATIONS 22 4 English Note the following before starting Please read the operator s manual carefully WARNING Long term exposure to noise can result in permanent hearing impairment So always use approved hearing protection 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 Your warranty may not cover damage or liability caused by the use of non authorized accessories or replacement parts WARNING A blower is a dangerous tool if used carelessly or incorrectly and can cause serious even fatal injuries It is extremely important that you read and understand the contents of this Operator s manual EMISSION CONTROL INFORMATION gt Husqvarna Ea HUSQVARNA AB HUSKVARNA SWEDEN MMMM THIS ENGINE MEETS US EPA AND CALIFORNIA EXH EVP REGS FOR C SORE REFE
5. accessories and or attachments not specifically recommended by HUSQVARNA 20 English TECHNICAL DATA Technical data Technical data Motor Cylinder displacement cu in cm Cylinder bore inch mm Stroke inch mm Idle speed rom Max engine output acc to ISO 8893 kW rpm Catalytic converter muffler Ignition system Spark plug Electrode gap inch mm Fuel and lubrication system Fuel tank capacity US pint litre Weight Weight without fuel Lbs kg Sound levels Sound level measured at 50 ft 15m per ANSI B175 2 dB A Sound levels see note 1 Equivalent sound pressure level at the operator s ear measured according to EN15503 dB A Vibration levels see note 2 Vibration levels at handles measured according to EN ISO 11806 and ISO 7916 m s Fan performance Max air velocity vith standard nozzle m s Air flow with standard nozzle m min Max air velocity with flat nozzle Accessory m s Air flow with flat nozzle accessory m min 356BT 3 15 51 7 44 34 2300 2 4 6000 No NGK BPMR 7A 0 02 0 5 9 22 9 10 4 64 91 3 9 79 13 3 90 13 0 Note 1 The equivalent sound pressure level value is calculated with a work cycle of a duration of 1 7 for idling and 6 7 for racing Reported data for equivalent sound pressure level for the machine has a typical statistical dispersion standard deviation of 1 dB A Note 2 The equivalent vibration level value is calculated wi
6. dangerous conditions e g slippery surfaces Make sure you can move and stand safely Check the area around you for possible obstacles roots rocks branches ditches etc in case you have to move suddenly Take great care when working on sloping ground Never put the machine down with the engine running unless you have it in clear sight Engine exhaust fumes contain carbon monoxide which can cause carbon monoxide poisoning For this reason you should not start or run the machine indoors or anywhere that is poorly ventilated English 9 SAFETY INSTRUCTIONS e The blower must not be used while on a ladder or scaffolding e CAUTION Do not use the machine unless you are able to call for help in the event of an accident Basic working techniques WARNING Watch out for thrown objects Always wear eye protection Stones rubbish etc can be thrown up into the eyes causing blindness or serious injury Keep unauthorised persons at a distance Children animals onlookers and helpers should be kept outside the safety zone of 15 m Stop the machine immediately if anyone approaches WARNING Always stop the engine before cleaning e The speed of the air jet is regulated by means of the throttle Select the speed best suited for respective tasks You can set the throttle position using the stop switch and by doing so not need to hold your finger on the throttle all the time you are using
7. EA EE E contains chemical known to the State safety equipment is not used of California to cause cancer birth must make sure that no 7 defects or other reproductive harm bystanders or animals come nearer than 15 i ry 5m Soft metres Whenever several operators are working in the same work area they should maintain a safe distance of at least 15 metres from one another The blower operator amp A breathing mask should be used when there is a risk of dust Other symbols decals on the machine refer to special certification requirements for certain markets English 3 CONTENTS Contents INTRODUCTION Dear customer c csoscmendcicadenciacesiantisenenn arene 2 KEY TO SYMBOLS SYMDOIS senei a e E EE AREER 3 CONTENTS COMENS sree eee E EEE E E E ES 4 Note the following before starting 0 0 68 4 SAFETY INSTRUCTIONS Personal protective equipment ee 5 Machine s safety equipment ee 5 Checking maintaining and servicing the machine s safety equipment ee 6 General safety precautions cccecceeeeeeeeeeeees 7 General working instructions ccccceeeeeeeeeees 9 WHAT IS WHAT What is what on the blower sesser 11 ASSEMBLY Assembling the blow pipe and control handle 12 FUEL HANDLING FUGI oee e A renee 14 FUCINO e E educa 15 STARTING AND STOPPING Starting and Stopping eccvsecsevcccctcncecstectec ce encreencseees 16
8. for two years If any such part fails during the period of warranty coverage it will be repaired and replaced by Husqvarna Forest amp Garden at no cost Any such part repaired or replaced under the warranty is warranted for the remaining warranty period Any warranted part that is scheduled only for regular inspection in the maintenance schedule will be warranted for a period of two years A statement in such written instructions to the effect of repair or replace as necessary will not reduce the period of warranty coverage Any such part repaired or replaced under warranty will be warranted for the remaining warranty period DIAGNOSIS The owner must not be charged for diagnostic labor that leads to the determination that a warranted part is in fact defective provided that such diagnostic work is performed at a warranty station CONSEQUENTIAL DAMAGES Husqvarna Forest amp Garden is liable for damages to other engine components proximately caused by a failure under warranty of any warranted part FEDERAL AND CALIFORNIA EMISSIONS CONTROL WARRANTY STATEMENT EMISSION WARRANTY PARTS LIST 1 Carburetor and internal parts 2 Intake pipe airfilter holder and carburetor bolts Airfilter and fuelfilter covered up to maintenance schedule Spark Plug covered up to maintenance schedule Ignition Module Muffler with catalytic converter N OO ff Fuel tank WHAT IS NOT COVERED All failures caused by abuse neglect or improper
9. the blower Full throttle is obtained when the control is held back fully e Check that the air intake is not blocked for example by leaves or rubbish A clogged air intake reduces the machine s blowing capacity and increases the 10 English engine s working temperature which can result in engine failure Stop the engine and remove the object Be aware of the wind direction Work with the wind to make your work easier Using the blower to move large piles is time consuming and creates unnecessary noise When work is finished the machine should be stored vertically WHAT IS WHAT Nee hi b INNAN al as What is what on the blower 1 Outer cover 12 Muffler 2 Harness 13 Spark plug 3 Outlet pipe 14 Air purge 4 Bellows with guard 15 Choke control 5 Stop switch with throttle position setting 16 Fuel tank 6 Control handle Operating handle 17 Adjuster screws carburetor 7 Throttle control 18 Air filter 8 Control pipe 19 Combination spanner 9 Intermediate pipe 20 Handlebar Accessory 10 Blow pipe 21 Flat nozzle Accessory 11 Starter handle 22 Operator s manual English 11 ASSEMBLY Assembling the blow pipe and e Refit the bolts and tighten well Check that the control pipe is in the right position and can rotate equally in control handle both directions e Loosen the two screws on the fan s outlet pipe and remove the two wear ring halves located on the outlet pipe e D
10. the excess before fitting the filter to the machine Never water use common engine oil This would drain through the filter ALL WE VON quite quickly and collect in the bottom AAP i nue A a A NS P TO English 19 MAINTENANCE Maintenance schedule Below you will find some general maintenance instructions If you need further information please contact your service workshop Daily maintenance Clean the outside of the machine Check that the throttle control functions safely Check that the stop switch works correctly Check that nuts and screws are tight O A OO N gt Check that there are no fuel leaks Weekly maintenance 1 Clean the air filter Replace if necessary 2 Clean the outside of the spark plug Remove and check the electrode gap Adjust the gap to 0 5 mm or change the spark plug 3 Clean the cooling system Monthly maintenance 1 Check fuel hose for cracks or other damage Change if necessary 2 Check all cables and connections 3 Replace the spark plug Check that the spark plug is fitted with a suppressor 4 Check and clean the spark arrestor screen on the muffler 5 Check that the vibration damping elements are not damaged 6 Clean the fuel tank IMPORTANT Use only HUSQVARNA replacement parts Use of other brands of replacement parts can cause damage to your unit or injury to the operator or others Your warranty does not cover damage or liability caused by the use of
11. Operator s manual 35 6BT x series Please read the operator s manual carefully and make sure you understand the instructions before using the machine INTRODUCTION Dear customer Congratulations on your choice to buy a Husqvarna product Husqvarna is based on a tradition that dates back to 1689 when the Swedish King Karl XI ordered the construction of a factory on the banks of the Huskvarna River for production of muskets The location was logical since water power was harnessed from the Huskvarna River to create the water powered plant During over 300 years of continuous operation the Husqvarna factory has produced a lot of different products from wood stoves to modern kitchen appliances sewing machines bicycles motorcycles etc In 1956 the first motor driven lawn mowers appeared followed by chain saws in 1959 and it is within this area Husqvarna is working today Today Husqvarna is one of the leading manufacturers in the world of forest and garden products with quality as our highest priority We develop manufacture and market high quality motor driven products for forestry and gardening as well as for building and construction industry Your purchase gives you access to professional help with repairs and service whenever this may be necessary If the retailer who sells your machine is not one of our authorized dealers ask for the address of your nearest servicing dealer It is our wish that you will be satisfied with your
12. R TO OPERATOR S MANUAL FOR MAINTENANCE SPECIFICATIONS AND ADJUSTMENTS EMISSONS COMPLIANCE PERIOD J 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 and Californian emissions requirements Husqvarna AB has a policy of continuous product development and therefore reserves the right to modify the design and appearance of products without prior notice The machine is only designed for blowing lawns pathways asphalt roads and the like SAFETY INSTRUCTIONS Personal protective equipment e Wear clothes made of a strong fabric and avoid loose clothing that can catch on twigs and branches Always wear heavy long pants Do not wear jewellery shorts sandals or go barefoot Secure hair so it is above shoulder level WARNING You must use approved personal protective equipment whenever you use the machine Personal protective l l equipment cannot eliminate the risk of e A breathing mask should be used when there is a risk injury but it will reduce the degree of of dust injury if an accident does happen Ask your dealer for help in choosing the right equipment Please read the operator s manual carefully and make sure you understand the instructions before using the machine WARNING Listen out for warning signals or shouts when you are wearing hearing e Always have a first aid kit nearby protection
13. e thoroughly before filling the machine s fuel tank e Do not 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 e This engine is certified to operate on unleaded gasoline FUEL HANDLING Fueling WARNING Taking the following precautions will lessen the risk of fire Do not smoke or place hot objects near fuel Always shut off the engine before refuelling Always stop the engine and let it cool for a few minutes before refuelling When refuelling open the fuel cap slowly so that any excess pressure is released gently Tighten the fuel cap carefully after refuelling Always move the machine away from the refuelling area before starting e Move the machine at least 10 ft 3 m from the refuelling point before starting it e Clean the area around the fuel cap Contamination in the tank can cause operating problems e Ensure that the fuel is well mixed by shaking the container before filling the tank English 15 STARTING AND STOPPING Starting and stopping WARNING Always move the machine away from the refuelling area before starting Place the machine on a flat surface Make sure no unauthorised persons are in the working area otherwise there is a risk of serious personal injury The safety distance is 15 metres The machine may only be started in its complete design If the machine is s
14. ent See instructions e Regularly check that the muffler is securely attached under the heading Personal protective equipment to the machine l kia 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 All covers and guards must be fitted before starting Ensure that the spark plug cap and ignition lead are undamaged to avoid the risk of electric shock e The muffler on your machine is equipped with a spark e The blower operator must make sure that no arrestor screen this must be cleaned regularly See bystanders or animals come nearer than 15 metres the heading Muffler in the Maintenance chapter A Whenever several operators are working in the same English 7 SAFETY INSTRUCTIONS work area they should maintain a safe distance of at least 15 metres from one another WARNING This machine produces an electromagnetic field during operation This field may under some circumstances interfere with active or passive medical implants To reduce the risk of serious or fatal injury we recommend persons with medical implants to consult their physician and the medical implant manufacturer before operating this machine
15. f CAUTION Always use the recommended spark plug type Use of the wrong spark plug can damage the piston cylinder Air filter The air filter 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 MAINTENANCE Clean the filter every 40 hours or more regularly if The air filter is fitted in the air filter cowling conditions are exceptionally dusty Ensure that the filter is soaked in oil before refitting it Avoid contact with hot surfaces on muffler cylinder etc Contact can result in burns to the skin Cleaning the air filter Sy Dismantle the outer cover with the help of the four fasteners holding the outer cover 5 O 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 Oiling the air filter Always use HUSQVARNA filter oil art no 531 00 60 76 The filter oil contains a solvent to make it spread evenly through the filter You should therefore avoid skin contact 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 remove the filter Wash the filter clean in warm soapy off
16. g 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 Stop switch e Start the engine and make sure the engine stops when you move the stop switch to the stop setting SAFETY INSTRUCTIONS Vibration damping system blocked screen will cause the engine to overheat and e Check the vibration damping units regularly for cracks or deformation Replace them if damaged may lead to serious damage e Never use a muffler with a defective spark arrestor screen undamaged and securely attached Muffler WARNING Never use a machine with faulty safety equipment The machine s lt p gt safety equipment must be checked and lt gt K maintained as described in this section ig s If your machine fails any of these checks e Never use a machine that has a faulty muffler contact your service agent to get it repaired General safety precautions General 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 equipm
17. hat 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 gt The carburetor governs the engine s speed via the throttle control Air and fuel are mixed in the carburetor The air fuel mixture is adjustable Correct adjustment is essential to get the best performance from the machine The setting of the carburetor means that the engine is adapted to local conditions for example the climate altitude fuel and the type of 2 stroke oil The carburetor has three adjustment controls e L Low speed jet e H High speed jet e T Idle adjustment screw The L and H jets are used to adjust the supply of fuel to match the rate that air is admitted which is controlled with the throttle If they are screwed clockwise the air fuel ratio becomes leaner less fuel and if they are turned anti clockwise the ratio becomes richer more fuel A lean mixture gives a higher engine speed and a rich mixture gives a lower engine speed The T screw regulates the throttle setting at idle speed If the T screw is turned clockwise this gives a higher idle speed turning it anti clockwise gives a lower idle speed Basic setting The basic carburetor setting
18. hop Avoid all usage which you consider to be beyond your capability Show consideration to persons in your surroundings by avoiding using the machine at unsuitable times such as late in the evening or early in the morning Read through and follow the simple directions so that you disturb your surroundings as little as possible e Use the blower with the lowest possible throttle It is seldom necessary to use full throttle and many work procedures can be done at half throttle A lower throttle means less noise and less dust and it is also easier to keep control over the rubbish collected together moved e Use a rake or a brush to release rubbish stuck to the ground e Hold the opening of the blower as close to the ground as possible e Observe your surroundings Direct the blower away from people animals play areas and cars etc e Clean up afterwards Make sure that you have not blown rubbish into someone s garden No unauthorised persons or animals may be present in the working area which is 15 metres The powerful currents of air can move objects at such a speed that they can bounce back and cause serious eye injuries Do not direct the air jet towards people or animals Stop the engine before assembling or dismantling accessories or other parts Do not use the machine in bad weather such as dense fog heavy rain strong wind intense cold etc Working in bad weather is tiring and can lead to
19. isassemble the knob from the control handle and push the holder on to the control pipe e Place these on the pipe bend so that the guide on the e Assemble the knob and adjust position and angle to achieve comfortable working position tighten the knob Attach the cabling in the cover e Refit the pipe bend with the wear halves in the fan s outlet pipe Make sure the holes in the wear ring halves align with the screws that are used to secure the halves in the pipe bend Connect the intermediate pipe and air nozzle Push the pipes together and turn them so they lock in relation to one another bend and the fan s outlet pipe Ensure that the stop on EN the pipe bend comes in front of the stop on the outlet pipe 12 English ASSEMBLY Accessories Handlebar Disassemble the intermediate pipe Disassemble the knob from the holder and puch the holder on to the holder pipe Assemble the knob and tighten Flat nozzle e If higher air speed is required the round blow pipe is replaced by the flat nozzle Y English 13 FUEL HANDLING Fuel CAUTION The machine is equipped with a two stroke engine and must always been 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
20. lude 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 The risk increases at low temperatures Muffler The muffler is designed to keep noise levels to a minimum and to direct exhaust fumes away from the user In countries that have a warm and dry climate there is a significant risk of fire Consequently we have equipped the muffler with a spark arrestor screen mounted inside the muffler For mufflers it is very important that you follow the instructions on checking maintaining and servicing your machine See instructions under the heading Checking 6 English maintaining and servicing the machine s safety equipment WARNING Bear in mind that Engine exhaust fumes contain carbon monoxide which can cause carbon monoxide poisoning For this reason you should not start or run the machine indoors or anywhere that is poorly ventilated 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 WARNING The inside of the muffler contain chemicals that may be carcinogenic Avoid contact with these elements in the event of a damaged muffler Checking maintaining and servicing the machine s safety equipment WARNING All servicing and repair work on the machine requires special trainin
21. maintenance are not covered ADD ON OR MODIFIED PARTS Add on or modified parts that are not exempted by CARB or EPA may not be used The use of any non exempted add on or modified parts will be grounds for disallowing a warranty claim Husqvarna Forest amp Garden will not be liable to warrant failures of warranted parts caused by the use of a non exempted add on or modified part HOW TO FILE A CLAIM If you have any questions regarding your warranty rights and responsibilities you should contact your nearest authorized servicing dealer or call Husqvarna Forest amp Garden at 1 800 487 5951 or visit www uSsa husqvarna com WHERE TO GET WARRANTY SERVICE Warranty services or repairs are provided through all Husqvarna Forest amp Garden authorized servicing dealers MAINTENANCE REPLACEMENT AND REPAIR OF EMISSION RELATED PARTS Any replacement part may be used in the performance of any warranty maintenance or repairs and must be provided without charge to the owner Such use will not reduce the warranty obligations of the manufacturer MAINTENANCE STATEMENT The owner is responsible for the performance of all required maintenance as defined in the operator s manual English 23 Original instructions 1153191 95
22. mixture WARNING Always ensure there is adequate ventilation when handling fuel Gasoline gt CAUTION Always use high grade oil mixed gasoline minimum 87 RON e This engine is certified to operate on unleaded gasoline e The lowest recommended octane rating is 87 If you run the engine on lower octane rating than 87 so called knocking can occur This leads to an increased engine temperature which can result in a serious engine breakdown e When working at continuous high revs a higher octane rating is recommended Two stroke oil e For best results and performance use HUSQVARNA two stroke oil which is specially formulated for our two stroke engines Mixture 1 50 2 e If HUSQVARNA two stroke oil is not available you may use another two stroke oil of good quality that is intended for air cooled engines Contact your dealer when selecting an oil e Never use two stroke oil intended for water cooled outboard engines sometimes referred to as outboard oil e Never use oil intended for four stroke engines 14 English Two stroke oil litre Gasoline litre 2 1 50 C woo fo a fa 2 1 2 6 1 2 Mixing 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 e Mix shake the fuel mixtur
23. mp Garden warrants to the ultimate purchaser and each subsequent owner that the engine or equipment is designed built and equipped so as to conform with all applicable regulations adopted by EPA and CARB and is free from defects in materials and workmanship that causes 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 under the warranty must be performed at no charge to the owner at a warranty station Warranty services or repairs will be provided at all Husqvarna Forest amp Garden distribution centers that are franchised to service the subject engines Throughout the emissions warranty period of two years Husqvarna Forest amp Garden must maintain a supply of warranted parts sufficient to meet the expected demand for such parts WARRANTY PERIOD Any warranted part that is scheduled for replacement as required in the maintenance schedule is warranted for the period of time prior to the first scheduled replacement point for that part If the part fails prior to the first scheduled replacement the part will be repaired or replaced by Husqvarna Forest amp Garden at no cost Any such part repaired or replaced under warranty is warranted for the remainder of the period prior to the first scheduled replacement point for the part Any warranted part that is not scheduled for replacement as required in the maintenance schedule is warranted
24. ny emissions related part on your equipment is defective the part will be repaired or replaced by Husqvarna Forest amp Garden OWNER S WARRANTY RESPONSIBILITIES e As the small off road engine owner you are responsible for performance of the required maintenance listed in your operator s manual Husqvarna Forest amp Garden recommends that you retain all receipts covering maintenance on your small off road engine but Husqvarna Forest amp Garden cannot deny warranty solely for the lack of receipts or your failure to ensure the performance of all scheduled maintenance e As the small off road engine owner you should however be aware that Husqvarna Forest amp Garden may deny you warranty coverage if your small off road engine or a part has failed due to abuse neglect or improper maintenance or unapproved modifications e You are responsible for presenting your small off road engine to a Husqvarna Forest amp Garden distribution center or service center as soon as the 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 coverage you should contact Husqvarna Forest amp Garden at 1 800 487 5951 or visit www usa husqvarna com 22 English WARRANTY COMMENCEMENT DATE The warranty period begins on the date the engine or equipment is delivered to an ultimate purchaser LENGTH OF COVERAGE Husqvarna Forest a
25. product and that it will be your companion for a long time Think of this operator s manual as a valuable document By following its content using service maintenance etc the life span and the second hand value of the machine can be extended If you ever lend or sell this machine make sure that the borrower or buyer gets the operator s manual so they will also know how to properly maintain and use it Thank you for using a Husqvarna product Husqvarna AB has a policy of continuous product development and therefore reserves the right to modify the design and appearance of products without prior notice For customer assistance contact us at our website www usa husqvarna com 2 English KEY TO SYMBOLS Sym bols Switch off the engine by moving the stop switch to the STOP position before WARNING The machine can be a carrying out any checks or dangerous tool if used incorrectly or maintenance carelessly which can cause serious or fatal injury to the operator or Always wear protective gloves others Please read the operator s manual carefully and make sure you Regular cleaning is required understand the instructions before using the machine a Visual check Always wear e Hearing protection Approved eye protection Protective goggles or a visor must be worn Gloves should be worn when necessary The blower can forcibly throw AWI SE R rd ee gia en The engine exhaust from this product NE S
26. s are adjusted during testing at the factory The basic setting is richer than the optimal setting and should be maintained for the first few hours the machine is in use The carburettor should then be finely adjusted Fine adjustment should be carried out by a skilled technician Adjustment of the idle speed Before any adjustments are made make sure that the air filter is clean and the air filter cover is fitted Adjust the idle speed screew T clockwise respectively anti clockwise until an idle speed of 2300 rpm is reached 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 The muffler is equipped with a special spark arrestor screen The spark arrestor screen should be cleaned once a month This is best done with a wire brush To remove the spark arrestor screen proceed as follows Remove the screws to the capillary tube and exhaust pipe wf a S val 4 Ns M N Q e English 17 MAINTENANCE Loosen the muffler s 2 screws and remove the muffler Pull out the spark arrestor screen and clean using a wire brush Replace the spark arrestor screen if it is defective CAUTION Never use a machine with a defective muffler WARNING The muffler gets very hot during use and remain so for some time
27. tarted without all the guards fitted there is a risk of personal injuries Cold engine Ignition Set the stop switch to the start position Start position is achieved by moving the stop switch slightly backwards until the stop switch clicks into start position It is not allowed to set the stop switch in full throttle position Choke Set the choke control in the choke position 16 English Primer bulb Press the air purge repeatedly until fuel begins to fill the bulb The bulb need not be completely filled Warm engine Use the same starting procedure as for a cold engine but without setting the choke control in the choke position Starting Hold the body of the machine on the ground using your left hand CAUTION Not with your foot 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 Never wrap the starter cord around your hand Repeat pulling the cord until the engine starts When the engine starts return choke control to run position 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 Stopping The engine is stopped by moving the stop switch to the stop position MAINTENANCE Carburetor Your Husqvarna product has been designed and manufactured to specifications t
28. th a work cycle of a duration of 1 7 for idling and 6 7 for racing Reported data for equivalent vibration level has a typical statistical dispersion standard deviation of 1 m s English 21 FEDERAL AND CALIFORNIA EMISSIONS CONTROL WARRANTY STATEMENT YOUR WARRANTY RIGHTS AND OBLIGATIONS The EPA U S Environmental Protection Agency CARB California Air Resources Board Environment Canada and Husqvarna Forest amp Garden are pleased to explain the emissions control system s warranty on your 2009 and later small off road engine In U S and Canada new equipment that use small off road engines must be designed built and equipped to meet the applicable Federal or Californian stringent anti smog standards Husqvarna Forest amp Garden must warrant the emissions control system on your small off road engine for the period listed below provided there has been no abuse neglect or improper maintenance of your equipment Your emissions control system may include parts such as the carburetor ignition system catalytic converter fuel tank filters and other associated components Also included may be hoses belts connectors sensors and other emission related assemblies Where a warrantable condition exists Husqvarna Forest amp Garden will repair your small off road engine at no cost to you including diagnosis parts and labor MANUFACTURER S WARRANTY COVERAGE The emissions control system is warranted for two years If a
29. trical machinery electric motors electrical relays switches or boilers When storing and transporting fuel always use approved containers intended for this purpose When storing the machine for long periods the fuel tank must be emptied Contact your local gas station to find out where to dispose of excess fuel Ensure the machine is cleaned and that a complete service is carried out before long term storage Secure the machine during transport WARNING Take care when handling fuel Bear in mind the risk of fire explosion and inhaling fumes Adjusting the harness WARNING The harness must always be worn when working with the machine Failure to do so means you will be unable to manoeuvre safely and this can result in injury to yourself or others A correctly adjusted harness and machine significantly facilitates the work Adjust the harness to give the best working position SAFETY INSTRUCTIONS Tighten the side straps so that the pressure is evenly Basic safety rules distributed across the shoulders Place the hip strap over the hip and not too far down on the stomach Tighten the hip strap so that you feel the weight of the blower resting on your hip General working instructions IMPORTANT This section considers basic safety rules when working with blowers If you encounter a situation where you are uncertain how to proceed you should ask an expert Contact your dealer or your service works
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