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Husqvarna 322R Trimmer User Manual

1. These factors cause deposits on the spark plug electrode that may result in malfunction or starting difficulties If the machine is low on power difficult to start or runs poorly while idling always check the spark plug first If the spark plug is dirty clean it and at the same time check that the electrode gap is 0 5 mm T he spark plug should be changed after about one month of operation or earlier if necessary N OTE Always use the recommended type of spark plug An incorrect spark plug can damage the cylinder piston Filing the grass blade WARNING Always stop the engine before starting work on any part of the cutting equipment This continues to rotate even after the throttle has been released Ensure that the cutting equipment has stopped completely and remove the cable from the spark plug before you start to work on it e See the cutting equipment s packaging for correct filing instructions The blades are sharpened using a single cut flat file e Sharpen all edges equally to maintain the balance of the blade WARNING Always discard a blade that is bent twisted cracked shattered or damaged in any other way Never attempt to straighten a twisted blade for use again Only use original blades of the prescribed type MAINTENANCE Sharpening the clearing blade WARNING Incorrect cutting equipment or an incorrectly sharpened blade increases the risk of kickback
2. Start WARNING When the engine starts with the choke lever in the choke or starter throttle position the cutting equipment starts to rotate immediately e The complete clutch cover with shaft must be fitted before the machine Is started otherwise the clutch can become loose and cause personal injury N ever start the machine indoors Bear in mind the dangers of inhaling the engine s exhaust fumes O bserve your surroundings and make sure that there is no risk Of people or animals coming into contact with the cutting equipment Place the machine on the ground ensure the cutting equipment runs free of twigs and stones Push the machine body towards the ground using your left hand NOTE Not with your foot Grip the starter handle with your right hand and pull the starter cord Fuel safety Always use a fuel container with an anti spill valve Never fill the machine while the engine is running Always stop the engine and let it cool fora few minutes before refuelling e Provide good ventilation when filling or mixing fuel petrol and 2 stroke oil M ove the machine at least 3 m from the filling position before starting e Never start the machine a If you have spilt fuel on it W ipe up all spillage b If you have spilt fuel on yourself or your clothes Change your clothes c If there is a fuel leak M ake regular checks for leakage from the fuel cap and the fuel supply pipes
3. Transport and storage e Store and transport the machine and fuel so that any leakage or fumes do not risk coming into contact with sparks or naked flames For example electric machines electric motors electrical switches power switches heaters or the like W hen storing and transporting fuel approved containers intended for this purpose must be used W hen storing the machine for long periods the fuel tank must be emptied Contact your local petrol station to find out how to dispose of excess fuel Always keep the transport guard attached when transporting and storing the machine WARNING Exercise great care when handling fuel Bear in mind the risk of fire explosions and inhaling fumes English 11 SAFETY INSTRUCTIONS General working instructions IMPORTANT INFORMATION e This section covers basic safety precautions for working with brushcutters and trimmers If you encounter a situation where you are uncertain how to proceed you should ask an expert Contact your dealer or your service workshop Avoid all usage which you consider to be beyond your capability You must understand the difference between clearing brush cutting and grass trimming before using the machine Basic safety precautions 1 0 bserve your surroundings e To ensure that people animals or other things cannot affect your control of the machine To ensure that the above mentioned do not come into contact with the
4. 325R X R XT Operator s Manual EPA LL Read through the Operator s Manual carefully and am me understand the content before using the machine 101 91 72 95 Symbols E max 10500 rpm fo tv 2 English SYMBOL EXPLANATION W WARNING Clearing saws brushcutters and trimmers can be dangerous Careless or incorrect use can result in serious or fatal injury to the operator or others Read through the O perator s M anual carefully and understand the content before using the machine Always use A protective helmet where there is a risk of falling objects Ear protection e Approved eye protection M ax speed of output axle rpm This product isin accordance with applicable CE directives e Beware of thrown objects and ricochets The operator of the machine shall ensure while working that no persons or animals come closer than 15 metres M achines fitted with clearing or grass blades can be thrown violently to the side when the blade comes into contact with a fixed object T he blade can cause the amputation of arms and legs Always keep people and animals at least 15 metres from the machine e Arrows which show limits for handle mounting e Always wear approved protective gloves Useanti slip and stable boots Only use non metallic flexible cutting elements that is trimmer head with trimmer cord Other symbols decals on the machine refer to
5. General safety instructions IMPORTANT INFORMATION This machine is intended solely for trimming and clearing grass and for light brush cutting The only accessories to be used with the engine unit as a drive source are the cutting units we recommend in the chapter Technical data Never use the machine if you are tired if you have consumed alcohol or if you are taking medicines that can affect your sight your judgement or the control of your body Use personal protective equipment See the section Personal protective equipment Never use a machine that has been modified so that it no longer corresponds with the original design Never use a machine that is faulty Follow the maintenance control and service instructions in this Operator s Manual Some maintenance and service actions should be carried out by trained and qualified specialists See the chapter Mainte nance All covers and guards must be fitted before starting the machine Check that the spark plug cap and HT lead are not damaged otherwise you could get an electric shock The machine operator shall ensure while working that no persons or animals come closer than 15 metres 50 feet When several operators are working in the same area the safety distance should be at least double tree length however at least 15 metres 50 feet WARNING Faulty cutting equipment or an incorrectly sharpened blade increases the risk of accidents
6. T he nut is tightened when the spanner Is turned against the direction of rotation left hand thread W hen slacking off and tightening the saw blade nut the hands may be injured by the blade teeth Always hold your hand protected by the blade guard T his IS facilitated by the use of a long box spanner T he illustration shows the area in which you should keep the box spanner ASSEMBLY Assembling the spray guard and trimmer head Superauto Il Fit the appropriate guard A for usewith the trimmer head H ook the guard onto the shaft fitting and secure it with the bolt L e Fit the drive disc B on the output axle Turn the blade axle until one of the holes in the drive disc aligns with the hole in the gear housing e Insert the locking pin C in the hole so that the axle is locked Thetrimmer head must be split to be fitted see the diagram Proceed as follows Insert your finger into the centre hole of the cover at the same time as you hold the cover with your other fingers Press the two catches J that extend from the cut out on the bottom section K using the thumb and index finger of your other hand Press apart the trimmer head using the fingers on the cover Place the cover I and the support flange F on the output axle Fit the nut G The tightening torque of the nut is 35 50 N m 3 5 5 kpm Use the socket spanner in the tool kit H old the handle of t
7. contains chemicals known to the State of California to cause cancer birth defects or other reproductive harm List of contents SYMBOL EXPLANATION SV DO AAA RR RR E AE RE RA 2 CONTENTS ESE OF COR a a an 3 SAFETY INSTRUCTIONS Personal protective equipment NNN 4 The machine s safety equipment eecessesessssresessreeessrtesens 4 Control maintenance and service of the machine s safety COI EN sein 7 CUNEO 10 General safety INSEFUCHIONS nn 11 General working instructions 12 Basic Clearing techniques eo 13 WHAT ISWHAT W hat is what on the brushcutter 16 ASSEMBLY Assembling the handlebars 3 RI 17 Assembling the handlebars 325R X R XT Li 17 Transport position handlebars 325R X R XT nenn 17 Assembly of the blade and trimmer head 18 Assembling the blade guard and grass blade 18 Assembling the blade guard and clearing blade 18 Assembling the spray guard and trimmer head SU TCO uc Esne Ea ERREEN 19 Assembling other guards and cutting equipment 19 Assembling and dismantling the two part shaft 325R XT 20 Adjusting the harness and Clearing SAW 20 FUEL HANDLING EAL OIE rica 21 URI renne 21 START AND STOP Control before starting 22 IE SOP EE 22 MAINTENANCE CORRE a E Ea 23 MO apri 25 C OONO NAIN nie 25 Angle gef a on a 25 Two part shaft nennen 25 Ma 26 DO VG een 26 Filing the grass DI ade 26 Sharpenin
8. Constant contact can cause damage and wear to thetrimmer head Therotating cord s fanning effect can be used for quick and easy cleaning H old the cord parallel to and above the area to be swept and move the trimmer from side to side W hen cutting and sweeping you should use full throttleto obtain the best results WARNING Beware of thrown objects Always wear eye protection Never lean over the guard Stones rubbish etc can be thrown up into the eyes resulting in blindness or other serious injury Keep unauthorised persons at a distance Children animals onlookers and helpers should be outside the safety zone of 15 meters 50 feet Stop the machine immediately if anyone approaches English 15 WHAT IS WHAT What is what on the brushcutter 1 Blade 17 Clutch cover 2 Grease filler cap 18 H andlebar adjustment 3 Angle gear 19 Locking nut 4 Combination guard 20 Support flange 5 Shaft 21 Support cup 6 Handlebars 22 Drive disc 7 Throttle 23 Trimmer head 8 Stop switch 24 Socket spanner 9 Throttle trigger lock 25 Operator s M anual 10 Hanging ring 26 Transport guard 11 Cylinder cover 27 Allen key 12 Starter handle 28 Locking pin 13 Fuel tank 29 Harness 14 Choke 30 Spray guard 15 Air purge 31 Blade guard 16 Air filter cover 32 Shaft coupling 16 English ASSEMBLY Assembling the handlebars 322R Remove the screw at the rear of the throttle
9. Follow the safety instructions D O rganise the work well Always use full throttle when applying the blade F Always use a sharp blade G Avoid stones WARNING Avoid cutting in the cutting region between 12 and 3 o clock on the blade Kickback can occur due to the blade s rotation speed in this area of the blade when applied on thick stems Working methods Before you start clearing check the clearing area its condition slopes if there are stones pits etc O n sloping ground the pathway should run parallel to the slope It IS far easier to work along a Slope then up and down a slope T he pathway should be planned so that you avoid going over ditches or other obstacles Brush cutting using the saw blade Cut through thin stems and brush Swing the blade sideways in a sawing motion Avoid cutting in the cutting region between 12 and 3 o clock on the blade 14 English Grass clearing using a grass blade A blade is used for all types of high or thick grass The grass is cut down with a sideways swinging movement where the movement from right to left is the clearing stroke and the movement from left to right is the return stroke Let the blade work on the left hand side between 8 and 12 o clock If the blade is angled to the left when clearing the grass will collect in a line which makes collection easier e g when raking Try to work rhythmi
10. e See the cutting equipment s packaging for correct filing Je e Ce Instructions A correctly sharpened blade is a prerequisite for working efficiently and to avoid unnecessary wear to the blade and clearing saw e M ake surethat the blade is well supported when you usethefile Usea5 5 mm round file with a file holder e Thesharpening angle is 15 Every other tooth is sharpened to the right and the Intermediate tooth to the left When the blade has been heavily pitted by stones the upper side of the teeth can in exceptional cases need to be dressed using a flat file In such cases this takes place before sharpening with the round file D ressing the top side must be carried out equally for all teeth Adjust the setting T his should bel mm NOTE Useonly HUSQVARNA replacement parts U se 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 accessories and or attachments not specifically recommended by HUSQVARNA Maintenance schedule Below you will find some general maintenance instructions Daily maintenance e Check throttle trigger and throttle trigger lockout function e Check stop switch function Check that blade trimmer head does not rotate at idling e Clean the exterior of the machine Check that the harness is undamaged e Check the blade guard f
11. special certification requirements for certain markets Checks and or maintenance should be carried out with the engine switched off with the stop switch in the STOP position Always wear approved protective Regular cleaning required O cular control Approved eye protection must always be used N K CONTENTS 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 M aintenance replacement or repair of the emission control devices and systems may be performed by any nonroad engine repair establishment or individual 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 does not cover damage or liability caused by the use of non authorized accessories or replacement parts 4 Husqvarna HUSQVARNA AB HUSKVARNA SWEDEN IMPORTANT ENGINE INFORMATION TWC THIS ENGINE CONFORMS TO U S EPA PHI FOR SMALL NON ROAD ENGINES REFER TO OPERATOR S MANUAL FOR MAINTENANCE SPECIFICATIONS AND ADJUSTMENTS This decal certifies that the product has been approved in accordance with American exhaust emissions requirements EPA PH WARNING The engine exhaust from this product
12. 42 02 503 93 42 02 503 93 42 02 537 02 21 01 503 93 42 02 503 93 42 02 503 97 71 01 503 93 42 02 503 97 71 01 503 93 42 02 503 97 71 01 503 93 42 02 503 97 71 01 503 93 42 02 503 97 71 01 Cutting attachment guard Ref No 503 93 42 02 503 93 42 02 503 93 42 02 537 02 21 01 503 93 42 02 503 93 42 02 503 97 71 01 503 93 42 02 503 97 71 01 503 93 42 02 503 97 71 01 503 93 42 02 503 97 71 01 503 93 42 02 503 97 71 01 English 29 EMISSION CONTROL WARRANTY STATEMENT YOUR WARRANTY RIGHTS AND OBLIGATIONS The EPA The US Environmental Protection Agency Environment Canada and Husqvarna Forest amp Garden are pleased to explain the emissions control system warranty on your 1999 and later small nonroad engine In U S new small nonroad engines must be designed built and equipped to meet the federal stringent anti smog standards Husqvarna Forest amp Garden must warrant the emission control system on your small nonroad engine for the periods of time listed below provided there has been no abuse neglect or improper maintenance of your unit Your emission control system includes Parts such as the carburetor and the ignition system Where a warrantable condition exists Husqvarna Forest amp Garden 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 1999 and later small nonroad engines are wa
13. Cold engine IGNITION Set the stop switch to the start position CHOKE Setthe choke control in the choke position AIR PURGE Press the air purge diaphragm repeatedly until fuel begins to fill the diaphragm T he diaphragm need not be completely filled Warm engine Use the same starting procedure as for the cold engine but do not set the choke control in the choke position T he start throttle position is obtained by setting the choke control in the choke position and then returning it to its original position Stop The engine is stopped by switching off the ignition WARNING When the engine is started with the choke in the choke or start position the cutting equipment starts to rotate immediately Start Press the machine body against the ground using your left hand NOTE Not 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 Reset the choke control as soon as the engine fires and repeat until the engine starts W hen the engine starts quickly apply full throttle and the start throttle will automatically disengage NOTE Do not pull the starter cord out completely and do not release the starter cord from the fully extended position T his can damage the machine MAINTENANCE Carburetor Your H usqvarna product has been designed and manufactured
14. cutting equipment or objects that can be thrown by the cutting equipment e NOTE N ever use a machine without the possibility of calling for help in the event of an accident 2 Avoid usage in unfavourable weather conditions For example thick fog heavy rain strong winds or extreme cold etc To work in bad weather conditions IS tiring and can create dangerous circumstances e g Slippery surfaces affect a tree s direction of fall etc 3 M ake sure you can walk and stand safely Look out for any obstacles with unexpected movement roots stones branches pits ditches etc Take great care when working on sloping ground 4 T he engine should be switched off before moving W hen moving over longer distances and transporting the transport guard should be used 5 N ever put the machine down with the engine running unless you have good sight of it 12 English SAFETY INSTRUCTIONS Adjusting the harness and clearing saw WARNING When working with the clearing saw it should always be hooked in the harness If this is not done you cannot control the clearing saw safely and this can result in injury to yourself or someone else Never use a harness with a defective quick release catch Quick release On the front is an easily accessible quick release catch Use this if the engine should catch fire or in any other emergency situation when you quickly need to take off the harness and machine Even
15. load on the shoulders A well adjusted harness and clearing saw significantly facilitates working Adjust the harness for the best working position Tension the side straps so that the weight is evenly distributed across the shoulders Correct height Adjust the support strap so that the cutting attachment is parallel to the ground Correct balance The cutting attachment should rest lightly on the ground If you use a saw blade it should balance about 10 cm abovethe ground to prevent contact with stones and the like Adjust the position of the support strap attachment ring to balance the clearing Saw correctly Basic clearing techniques Always drop to idling speed after each working operation Longer periods running at full throttle without loading the engine that is without resistance which the engine feels from the cutting equipment when trimming can lead to serious engine damage Designations e Use a saw blade for cutting woody growth with thin stems e Use a grass knife or grass blade for clearing grass e Use atrimmer head or plastic blades for lighter clearing work for example along verges or around trees WARNING Sometimes branches grass or wood can get caught between the guard and cutting equipment Always stop the engine when cleaning English 13 SAFETY INSTRUCTIONS Clearing s ABC A Always use the correct equipment B Always have well adjusted equipment C
16. the centre hole The most common reason why cracks are formed is that sharp corners have been formed at the bottom of the teeth while sharpening or that the blade has been used with dull teeth D iscard a blade If cracks are found Check that the support flange is not cracked due to fatigue or due to being tightened too much D iscard the support flange if it is cracked Ensure the locking nut has not lost its captive force Thenut lock should havea locking force of at least 1 5 Nm The tightening torque of the locking nut should be 35 50 Nm Check that the guard is not damaged or cracked Replace the guard if it is exposed to Impact or IS cracked Check that the trimmer head and spray guard are not damaged or cracked Replace the trimmer head or spray guard if they are exposed to impact or are cracked N ever use the machine without a guard or spray guard nor with a defective guard Start and stop WARNING The complete clutch cover with shaft must be fitted before the machine is started otherwise the clutch can become loose and cause personal injury Always move the machine from the filling area before starting Place the machine on a flat surface Ensure the cutting equipment cannot come into contact with any object 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 22 English
17. LOTHING Wear clothes made of a strong fabric and avoid loose clothing that can catch on shrubs and branches Always wear heavy duty long pants Do not wear jewellery shorts sandals or go barefoot Secure hair so it IS above shoulder level FIRST AID KIT A first aid kit should be carried by operators of clearing saws brushcutters or trimmers 4 English The machine s safety equipment This section describes the machine s safety equipment its function and how checks and maintenance are carried out to ensure that it operates correctly See the chapter W hat is what to locate where this equipment is positioned on your machine WARNING Never use a machine with defective safety equipment Follow the control maintenance and service instructions described in this section 1 Throttle trigger lock T he throttle trigger lock is designed to prevent the throttle from accidentally being engaged W hen the trigger lock A is pressed into the handle when you hold the handle the throttle B isreleased W hen the grip on the handle is released the throttle and the throttle trigger lock return to their original positions T his takes place via two independent return spring systems T his means that the throttle is automatically locked in its idling position SAFETY INSTRUCTIONS 2 Stop switch The stop switch should be used to stop the engine 3 Cutting attachment
18. become extremely hot during use and after stopping This also applies at idling speeds Contact can result in burns to the skin Be observant to the risk of fire Cooling system To maintain as low opera ting temperature as possible the engine is equipped with a cooling system The cooling system consists of 1 An air intake on the starter unit 2 Cooling fins on the flywheel 3 Cooling fins on the cylinder 4 C ylinder cover leads cold air onto the cylinder Clean the cooling system using a brush at least once a week in difficult conditions more often A dirty or blocked cooling system leads to the engine overheating resulting in damage to the cylinder and piston Angle gear The angle gear is filled with a sufficient quantity of grease at the factory However before using the machine you should check that the angle gear is filled to 3 4 with grease U se HUSQVARNA special grease N ormally the grease does not need to be changed except when the angle gear is repaired Two part shaft Theend of the drive axle in the lower shaft should be lubricated with grease every 30 hours T here is a risk that the drive axle ends splined coupling on two part shafts jam if they are not lubricated regularly English 25 MAINTENANCE Air filter Theair filter should be cleaned regularly removing dust and dirt to avoid carburetor malfunction starting problems reduced engine power
19. cally Stand firmly with your feet apart M ove forward after the return stroke and stand firmly again Let the support cup rest lightly against the ground It is used to protect the blade from hitting the ground Reduce the risk of material wrapping around the blade by following these instructions a Always work at full throttle b Avoid the previously cut material during the return stroke Stop the engine and remove the brushcutter from the harness before you start to gather the cut material WARNING Neither the user of the tool or anyone else may attempt to remove the cut material while the engine is running or with the blade rotating as this can result in serious injury Stop the engine and blade before you remove material that has wound around the blade as otherwise there is a risk of injury The bevel gear unit can get hot during use and may remain so for a while afterwards There is a risk of slight burns if you touch it WARNING Beware of thrown objects Always wear eye protection Never lean over the guard Stones rubbish etc can be thrown up into the eyes resulting in blindness or other serious injury Keep unauthorised persons at a distance Children animals onlookers and helpers should be outside the safety zone of 15 meters 50 feet Stop the machine immediately if anyone approaches SAFETY INSTRUCTIONS Grass clearing using the trimmer head and plastic blades Hold thetrimmer head
20. clockwise until the cutting engine attachment stops A correctly A too rich adjustment of the two speed needles L and H adjusted idle speed setting gives acceleration problems or too low working speed occurs when the engine runs smoothly in every position It should also be good margin to the rpm when the cutting attachment starts to rotate move CAUTION Contact your servicing dealer if the idle speed setting cannot be adjusted so that the cutting attachment stops Do not use the machine until it has been properly adjusted or repaired High speed needle H Thehigh speed needle affects the machines power speed temperature and fuel consumption too lean adjustment on the high speed needle H the high speed needle H is screwed in too much gives a too high speed resulting in engine damage Do not allow the engine to run at full speed for more than 10 seconds Apply full throttle and turn the high speed needle H Slowly anticlockwise until a the engine runs unevenly Devil Thehigh speed needle H is By then turned slowly clockwise e a little until the engine runs e smoothly N ote the engine should be run unloaded when adjusting the high speed needle T herefore dismantle the cutting equipment nut support flange and disc drive before adjusting the high speed needle The high speed needle is adjusted correctly when the machine splatters alittle If the machine smokes heavily at the same time as it splatter
21. d begins on the date small nonroad engine is delivered LENGTH OF COVERAGE Husqvarna Forest amp Garden 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 30 English WHAT IS COVERED REPAIR OR REPLACEMENT OF PARTS Repair or replacement of any warranted part will be perfor med at no charge to the owner at an approved Husqvarna Forest amp Garden servicing dealer 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 5963 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 Forest amp Garden servicing dealer CONSEQUENTIAL DAMAGES Husqvarna Forest amp Garden may be liable for damages to other engine compon
22. d screw T regulates the position of the throttle lever in the idling speed position T urn the idling speed screw clockwise gives a higher idling speed turn it counter clockwise a lower idling speed Basic setting Thecarburetor is set to its basic setting when test run at the factory T he basic setting should be kept during the machine s first working hours T hereafter the carburetor should be finely adjusted Fine adjustment should be carried out by a skilled technician NOTE If the cutting attachment rotates moves in the idling position turn the idling speed screw counter clockwise until the blade stops Rec idling speed 2 700 rpm Recommended max speed See Technical D ata WARNING Contact your servicing dealer if the idle speed setting cannot be adjusted so that the cutting attachment stops Do not use the machine until it has been properly adjusted or repaired Fine adjustment When the machine has been run in the carburetor should be finely adjusted T he fine adjustment should be carried out by qualified person First adjust the L jet then the idling screw T and then theH jet Conditions e Before any adjustments are made the airfilter should be clean and the airfilter cover fitted Adjusting the carburetor while a dirty airfilter is in use will result in a leaner mixture when the filter is finally cleaned T his can give rise to serious engine damage e Carefully turn the L and H need
23. e the correct mixture ratio Small discrepancies in the amount of oil have a great bearing on the proportions of the fuel mixture when mixing small amounts of fuel WARNING Always provide good ventilation when handling fuel Gasoline NOTE Always use an oil mixed quality gasoline at least 87 octane If your machine is equipped with a catalytic converter see technical data an unleaded oil mixed quality gasoline should always be used A leaded gasoline will destroy the catalytic converter This engine is certified to operate on unleaded gasoline T he lowes recommended octane rating is 87 If you run the engine on lower octane rating than 87 so called knocking can occur T his leads to an increased engine temperature which can result in a serious engine breakdown W hen working at continuous high revs a higher octane rating is recommended Two stroke oil For the best results use HUSQVARNA two stroke oil which has been specially developed for clearing saws and chain Saws M ixing ratio 1 50 2 e Never use two stroke oil intended for water cooled outboard motors so called outboard motor oil e Never use oil intended of four stroke engines Mixture e Always mix gasoline and oil in a clean container intended for fuel e Always start by filling half the quantity of gasoline required Then add the entire oil quantity M ix shake the fuel mixture Fill the remaining quanti
24. ended blade guard See T echnical data Fit the drive disc B on the output axle Turn the blade axle until one of the holes in the drive disc aligns with the hole in the gear housing Insert the locking pin C in the hole so that the axle is locked Place the blade D Support cup E 325R X R XT and support flange F on the output axle e Fitthenut G The tightening torque of the nut is 35 50 Nm 3 5 5 kpm U sethe socket spanner in the tool kit H old the handle of the spanner as close to the blade guard as possible T he nut is tightened when the spanner is turned against the direction of rotation left hand thread 18 English Assembling the blade guard and clearing blade Remove the mounting plate H Fit the adapter 1 and bracket J with the two screws K as shown Fit the blade guard A to the adapter using the 4 screws L as shown NOTE Usethe recommended blade guard See T echnical data Fit the drive disc B on the output axle Turn the blade axle until one of the holes in the drive disc aligns with the hole in the gear housing Insert the locking pin C in the hole so that the axle is locked Place the blade D and support flange F on the output axle Fit thenut G The tightening torque of the nut is 35 50 Nm 3 5 5 kpm U se the socket spanner in the tool kit H old the handle of the spanner as close to the blade guard as possible
25. ents 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 Forest amp Garden 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 rights and responsibilities you should contact your nearest authorized servicing dealer or call Husqvarna Forest amp Garden at 1 800 487 5963 WHERE TO GET WARRANTY SERVICE Warranty services or repairs shall be provided at all Husqvarna Forest amp Garden authorized servicing dealers MAINTENANCE REPLACEMENT AND REPAIR OF EMISSION RELATED PARTS Any Husqvarna Forest amp Garden 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 2 Intake pipe airfilter holder and carburetor bolts 3 Airfilter and fuelfilter covered up to maintainance schedule 4 Ignition System a Spark Plug covered up to maintenance schedule b Ignition Module 5 Muffler with catalytic converter MAINTENANCE STATEMENT The owner is responsible for the performance of a
26. g the clearing blade nn nn Rn nn 27 M aintenance schedule 27 TECHNICAL DATA Velia 28 dla 28 DIRE lia 28 EMISSION CONTROL WARRANTY STATEMENT Your warranty rights and obligations 30 English 3 SAFETY INSTRUCTIONS Personal protective equipment IMPORTANT INFORMATION e Incorrect or careless use of a clearing saw brushcutter or trimmer can turn it into a dangerous tool that can cause serious or even fatal injury to the operator or others It is extremely important that you read and understand the content of this manual When using a clearing saw brushcutter or trimmer protective equipment approved by the appropriate authorities must be used Personal protective equipment does not eliminate the risk of accidents however it can reduce the effects of an injury in the event of an accident Ask your dealer for help when choosing protective equipment WARNING Remove your hearing protection as soon as you stop the engine so that you can hear any noises or warning signals HELMET A helmet should be worn if trees to be cleared are higher than 2 metres EAR PROTECTION Ear protection offering sufficient dampening effect should be used EYE PROTECTION Blows from branches or objects thrown by the rotating cutting equipment can damage the eyes GLOVES Gloves should be worn when necessary e g when assembling cutting equipment BOOTS U se anti slip and stable boots C
27. ghten the handle Transport position handlebars 325R X R XT Thehandlebars can easily be turned to fit along the shaft for easy transportation and storage Je cd Loosen the knob Turn the handles clockwise so that the throttle comes against the engine e Thereafter fold the handlebars around the shaft Tighten the handle Attach the transport guard English 17 ASSEMBLY Assembly of the blade and trimmer head It is extremely important that the disc drives support flange s guide engages correctly in the cutting equipment s centre hole when assembling the cutting equipment Cutting equipment assembled incorrectly can result in serious and or fatal personal injury WARNING Do not attach any blade to the unit without proper installation of all required parts Failure to use the proper parts can cause the blade to fly off and seriously injure the operator and or bystanders Under no circumstances may the cutting equipment be used without an approved guard fitted See the chapter Technical data If the wrong guard or a defective guard is fitted this can cause serious personal injury IMPORTANT INFORMATION The machine must be equipped with the correct handlebars blade guard and harness if either a clearing blade or grass blade are to be used Assembling the blade guard and grass blade Hook the guard A onto the bracket on the shaft and secure with 1 bolt NOTE Usethe recomm
28. guard This guard is intended to prevent objects from being thrown towards the operator and to protect the operator from unintentionel contact with the cutting attachment WARNING Do not attach any blade to the unit without proper installation of all required parts Failure to use the proper parts can cause the blade to fly off and seriously injure the operator and or bystanders Under no circumstances may the cutting equipment be used without an approved guard fitted See the chapter Technical data If the wrong guard or a defective guard is fitted this can cause serious personal injury 4 Anti vibration system Your machine is equipped with an anti vibration system that has been designed to give as vibration free and comfortable usage as possible The use of incorrectly wound cord or blunt incorrect cutting equipment incorrect type or incorrectly sharpened see section Filing the blade increases the level of vibration The machines vibration damping system reduces the transfer of vibrations between the engine unit cutting equipment and the machines handle unit WARNING Over exposure to vibrations can result in blood vessel or nerve injury to persons suffering with blood circulation problems Seek medical attention if you experience physical symptoms that can be related to over exposure to vibrations Examples of such symptoms are numbness lack of feeling t
29. handle Slide on the throttle handle on the right hand side of the handlebars see the diagram Align the hole in the throttle handle for the fixing screw with the hole on the handlebars Refit the screw in the rear of the throttle handle Fit the screw through the throttle handle and the handlebars and tighten Fit the bracket components as shown in the diagram The handle mounting must be fitted between the arrows on the shaft Loosely tighten the four Screws Put on the harness and hang the machine in the suspension hook N ow finely adjust so that the machine gives a comfortable working position when it s attached to the harness Tighten the screws Assembling the handlebars 325R X R XT e Remove the screw at the rear of the throttle handle Slide on the throttle handle on the right hand side of the handlebars see the diagram Align the holein the throttle handle for the fixing screw with the hole on the handlebars Refit the screw in the rear of the throttle handle Fit the screw through the throttle handle and the handlebars and tighten U nscrew the bracket components from the handlebar bracket Position the handlebars as shown Fit the bracket components and tighten the handle lightly Put on the harness and hang the machine in the suspension hook N ow finely adjust so that the machine gives a comfortable working position when it s attached to the harness Ti
30. hange the spark plug e Change the airfilter e Check and clean the muffler s spark arrest screen if necessary only mufflers with a catalytic converter English 2 Technical data Engine Cylinder capacity cu in cm Cylinder bore inch mm Stroke length inch mm Idling speed rpm Recommended max speed rpm Speed of output axle rpm M ax engine output acc to ISO 8893 KW rpm Catalytic converter muffler Speed regulated ignition system Ignition system M anufacturer type of ignition system Spark plug Electrode gap inch mm Fuel lubrication system M anufacturer type of carburetor Fuel tank capacity US pint litres Weight Weight without fuel cutting tool and guard Lbs kg Noise levels 322R 1 33 21 1 1 26 32 1 06 27 2 700 11 000 11 700 8 014 0 7 9 000 Yes Yes Walbro MB 20 Champion RC 7Y 0 02 0 5 ZamaC1Q 1 06 0 5 9 7 4 4 TECHNICAL DATA 325R X 1 50 24 5 1 34 34 1 06 27 2 700 11 000 11 700 8 014 0 9 9 000 Yes Yes Walbro MB 20 Champion RC 7Y 0 02 0 5 ZamaC1Q 1 06 0 5 9 9 4 5 325R XT 1 50 24 5 1 34 34 1 06 27 2 700 11 000 11 700 8 014 0 9 9 000 Yes Yes Walbro MB 20 Champion RC 7Y 0 02 0 5 ZamaC1Q 1 06 0 5 10 8 4 9 Equivalent noise pressure level at the user s ear measured according to prEN 31806 and ISO 7917 dB A min max 93 100 93 100 93 100 Equivalent noise power level at the user s ear measured according to
31. he spanner as close to the trimmer guard as possible T he nut is tightened when the spanner is turned against the direction of rotation left hand thread Fit the trimmer head s bottom section K on the cover 1 by pressing the two sections together with the cut outs on the bottom section aligned with the catches on the cover To dismantle follow the instructions in the reverse order Assembling other guards and cutting equipment Fit the appropriate guard A for use with the trimmer head H ook the guard onto the shaft fitting and secure it with the bolt L Fit the disc drive B on the output axle T urn the blade axle until one of the disc drive s holes aligns with the corresponding holein the gear housing Insert the locking pin C into the hole to lock the axle Screw on the trimmer head H in the direction of rotation Dismantling takes place in the reverse order English 19 ASSEMBLY Assembling and dismantling the two part shaft 325R XT Assembling e M ake sure the handle is loose e Guide the cut out on the lower section of the shaft into the coupling s locking plate on the upper section of the shaft T he sections are then locked together Tighten the handle Dismantling e Undo the handle at least three turns e Press the handle towards the coupling e Carefully twist the lower section out of the lock Hold both parts of the shaft and pul
32. ickling pricking pain lack of or a reduction in normal strength changes in the colour of the skin or its surfaces These symptoms normally appear in the fingers hands or wrists 5 Quick release There is an easily accessible quick release catch fitted to the chest as a Safety precaution in the event of a firein the engine or for any other situation that requires vou to free yourself from the machine and harness See the section Adjusting the harness and clearing saw English 5 SAFETY INSTRUCTIONS 6 Muffler Themuffler is designed to give the lowest possible noise level and to direct the engine s exhaust fumes away from the operator M uffler fitted with catalytic converter is also designed to reduce harmful exhaust components In countries that have a warm and dry climate the risk of fire is obvious We have therefore fitted certain mufflers with a spark arrest screen M ake sure that your muffler is fitted with this kind of screen It is extremely Important that the instructions for checking maintaining and servicing the muffler are followed See the section Control maintenance and service of the machines safety equipment WARNING Mufflers fitted with catalytic converters become extremely hot during use and after stopping This also applies at idling speeds Contact can result in burns to the skin Be observant to the risk of fire WARNING Bear i
33. just above the ground at an angle It isthe end of the cord that carries out the work Let the cord work at its own pace Do not press the cord into the area to be cut The cord can easily remove grass and weeds up against walls fences trees and borders however it can also damage sensitive bark on trees and bushes and damage fence posts Reducethe risk of damaging plants by shortening the cord to 10 12 cm and reducing the engine speed Clearing Theclearing technique removes all unwanted vegetation Keep the trimmer head just above the ground and tilt it Let the end of the cord strike the ground around trees posts statues and the like NOTE This technique increases the wear on the cord The cord wears quicker and must be fed forward more often when working against stones brick concrete metal fences etc than when coming into contact with trees and wooden fences W hen trimming and clearing you should use less than full throttle so that the cord lasts longer and to reduce the wear on the trimmer head Wii MANN a Trimming e Thetrimmer is ideal to Sweeping cut grass that is difficult to reach using a normal lawn mower Keep the cord parallel to the ground when cutting Avoid pressing the trimmer head against the ground asthis can ruin the lawn and damage the tool Do not allow the trimmer head to constantly come into contact with the ground during normal cutting procedures
34. l out the lower section from the coupling 20 English Adjusting the harness and clearing saw WARNING When working with the clearing saw it should always be hooked in the harness If this is not done you cannot control the clearing saw safely and this can result in injury to yourself or someone else Never use a harness with a defective quick release catch Quick release On the front is an easily accessible quick release catch Use this if the engine should catch fire or in any other emergency situation when you quickly need to take off the harness and machine Even load on the shoulders A well adjusted harness and clearing saw significantly facilitates working Adjust the harness for the best working position Tension the side straps so that the weight is evenly distributed across the shoulders Correct height Adjust the support strap so that the cutting attachment is parallel to the ground Correct balance The cutting attachment should rest lightly on the ground If you use a saw blade it should balance about 10 cm above the ground to prevent contact with stones and the like Adjust the position of the support strap attachment ring to balance the clearing saw correctly FUEL HANDLING Fuel mixture NOTE The machine is fitted with a two stroke engine and must always be run on a mixture of gasoline and two stroke oil It is important to measure the quantity of oil accurately to ensur
35. le to the mid point between fully turned in and fully turned out Do not attempt to adjust the needles beyond the stops as damage can occur Now start the machine according to the starting instructions and run it warm for 10 minutes NOTE Ifthe cutting attachment rotates moves theT screw should be turned anti clockwise until the cutting attachment stops Low speed needle L Try to find the highest idling speed turning the low speed needle L clockwise respectively counter clockwise W hen the highest speed has been found turn the low speed needle L 1 4 turn counter clockwise NOTE If the cutting attachment rotates moves in the idling position turn the idling speed screw T counter clockwise until the cutting attachment stops English 23 MAINTENANCE Final setting of the idling speed T Correctly adjusted carburetor Adjust the idling speed with A correctly adjusted carburetor means that the machine the screw T If it is necessary accelerates without hesitation and the machine 4 cycles a to readjust First turn the little at max speed Furthermore the cutting attachment idle speed adjusting screw T must not rotate move at idling A too lean adjusted low clockwise until the cutting speed needle L may cause starting difficulties and bad attachment starts to rotate acceleration move A too lean adjusted high speed needle H gives lower power Then turn counter less capacity bad acceleration and or damage to the
36. ll required maintenance as defined in the operators manual Ey Q a N LO O O viet sj DI lt lt Le m Q 35 O HP N Za al MIDI I a G TE X 8 1 IS O N 32 English English English Trimmy Hit Junior A m ES 11 English 35 Trimmy Hit Pro S60 080 ww Z 0 Z It 36 English Trimmy Hit VI English 3 Trimmy SII Trimmy SII 502 26 04 01 502 25 56 01 502 25 53 01 502 26 24 01 x2 740 43 14 00 502 26 03 01 502 25 52 01 502 26 01 01 735 31 19 00 502 27 07 01 502 26 86 01 English 39 DLL LUE 2001W16
37. ment we using a single cut flat file recommend See chapter Technical data Refer to the instructions for the cutting e Sharpen all edges equally equipment for the correct winding of cord to maintain the balance of and for the selection of the right cord diameter the blade Keep the blade s teeht well and correctly sharpened Follow our recommendations Also refer to the instructions on the blade packaging Maintain the correct setting Follow our instruc Trimmer head tions and use the recommended filing gauge e Only use a trimmer head and trimmer cord that is WARNING recommended T hese Incorrect cutting equipment or an have been tested by the incorrectly sharpened blade increases Pani na the risk of kickback manufacturer to SUIt a particular engine size This is especially important when a fully eil g i SH gO automatic trimmer head Clearing blade Je e is used Only use the cutting equipment we recommend See chapter Technical data Seethecutting equipment s packaging for correct filing instructions Generally smaller machines require a small trimmer head and vice versa T his is because when clearing using a cord the engine must throw out the cord radially from the trimmer head and also meet resistance from the grass being cleared A correctly sharpened blade is a prerequisite for working efficiently and to avoid unnecessary wear t
38. n mind that exhaust fumes e contain carbon monoxide which can cause carbon monoxide poisoning Therefore never start or run the machine indoors are hot and can contain sparks that can cause fires Never start the machine indoors or close to inflammable material 6 English 7 Cutting equipment 1 Clearing blades are intended for cutting wood 2 Grass blades are intended for brush cutting 3 Thetrimmer head is intended for trimming grass 8 Locking nut A locking nut is used to secure some types of cutting equipment on the output shaft SAFETY INSTRUCTIONS Control maintenance and service of the machine s safety equipment IMPORTANT INFORMATION e All service and repairs to the machine require special training e This applies especially to the machine es safety equipment If the machine does not meet any of the controls listed below you should contact your service workshop e The purchase of one of our products guarantees that professional repair and servicing will be carried out on it If the point of purchase is not one of our servicing dealers please ask for details of the closest service workshop 1 Throttle trigger lock e Check that the throttle is locked in the idling position when the throttle trigger lock isin its original position Press in the throttle trigger lock and make sure it returns to its original position when released Ensure that the throttle and
39. n the nut by turning in the direction of rotation NOTE the nut has a left hand thread 3 K eep the correct setting Follow our instructions and use the recommended setting tool An incorrectly set blade increases the risk of jamming and kickback Tighten the nut using a socket soanner 35 50 Nm 3 5 5 kpm NOTE T he locking nut s nylon lock must not beso worn that it can be turned by hand The lock shall hold at least 1 5 N m Thenut should be reolaced after it has been put on approx 10 times 4 C heck the cutting equipment with regard to damage and crack formation D amaged cutting equipment should always be replaced WARNING Never use a machine with defective safety equipment The safety equipment should be maintained as described in this section If your machine does not meet any of these controls you should contact your service workshop English 9 SAFETY INSTRUCTIONS Cutting equipment Sharpening the grass blade IMPORTANT INFORMATION The section describes how through correct mainte ol nance and through using the right type of cutting equipment gt packaging tor equipment you can reduce the machine s tendency to correct filing instructions kickback obtain maximum clearing capacity and increase the service life of the cutting equipment T he blades are sharpened Only use the cutting and guard equip
40. ne overheating with serious damage as a result N ever use a muffler with a defective spark arrest screen e Always use the prescribed blade an guard combination see chapter Technical data 4 Vibration damping system e Check the vibration damping element regularly for material cracks and distortion e Check that the vibration damping element is undamaged and securely attached 8 English SAFETY INSTRUCTIONS 6 Cutting equipment 7 Quick release This section describes how through correct maintenance and e Check that the harness through using the right type of cutting equipment you can straps are correctly Reduce the machine s tendency to kickback positioned When the Obtain maximum cutting capacity harness and machine are e Increase the service life of the cutting equipment adjusted check the harness Safety release catch to Four basic rules ensure it works correctly 1 O nly use the cutting and guard equipment we recommend See chapter T echnical data 2 K eep the blade s teeth well and correctly sharpened Follow our instructions and use the recommended filing gauge An incorrectly sharpened or damaged blade increases the risk of an accident 8 Locking nut Protect your hand from injury when assembling use the blade guard as protection when tightening with a socket spanner Tighten the nut by turning against the direction of rotation Loose
41. o the blade and clearing saw Makesurethat the blade IS well supported when you use the file U se a 5 5 mm round file with a file holder Thesharpening angle IS 15 Every other tooth is sharpened to the right and the intermediate tooth to the left W hen the blade has been heavily pitted by T helength of the cord is also important A longer cord requires greater engine power than a shorter cord of the same diameter M ake sure the knife positioned on the trimmer guard is intact T his is used to cut the cord to the correct length To increase the life of the cord it can be soaked in water for a few days T his will make the line tougher and it will keep longer IMPORTANT INFORMATION stones the upper side of the teeth can in Always ensure the trimmer cord is wound tightly exceptional cases need to and evenly around the drum otherwise harmful be dressed using a flat file vibrations will occur In such cases this takes place before sharpening TE LOS WARNING with the round file Always stop the engine before starting D ressing the top side must work on any part of the cutting equipment This continues to rotate even after the be carried out equally for throttle has been released Ensure that the all teeth cutting equipment has stopped completely e Adjust the setting T his and remove the cable from the spark plug should be 1 mm before you start to work on it 1 0 English SAFETY INSTRUCTIONS
42. or damage or cracks e Change the guard in case of impacts or cracks Check that the blade is properly centred sharp and without cracks Check the trimmer head for cracks and chips or damage Replace if necessary A non balanced blade trimmer head induces heavy vibrations that may damage the machine Check that the blade nut is sufficiently tightened M ake sure that the blade transport guard is undamaged and that it can be securely fitted e Check that nuts and screws are sufficiently tightened Weekly maintenance e Check the starter especially cord and return spring Clean the carburetor area e Clean the exterior of the spark plug e Remove it and check the electrode gap e Adjust it to 0 5 mm 020 or change the spark plug Clean the cooling fins on the cylinder and check that the air intake at the starter is not clogged Check that the angle gear is filled with grease up to 3 4 Use special grease e Clean the air filter e Clean or replace the muffler s spark arrest screen not on mufflers with a catalytic converter Monthly maintenance e Clean the fuel tank e Clean the exterior of the carburetor and the space around it Clean the fan and the space around it e Check fuel hose for cracks or other damage Change if necessary e Change fuel filter in fuel tank Check clutch clutch spring and clutch drum for wear Change if necessary e Check electrical wires and connections C
43. preN 31806 and ISO 10884 dB A min max 105 109 105 109 105 109 Vibration levels Vibration levels on the handles measured according to preN 31806 and ISO 7916 m s W hen idling left right handles min 1 6 1 4 1 6 1 4 1 8 1 8 W hen idling left right handles max 2 0 2 6 2 0 2 6 2 2 2 6 At max speed left right handles min 2 0 2 4 2 0 2 4 2 0 2 4 At max speed left right handles max 4 8 4 0 4 8 4 0 4 8 5 6 NOTE N oise and vibration measurements are made with all the machines approved cutting equipment fitted Thetable indicates the highest and lowest values 28 English Approved accessories 322R Centre hole in blades 25 4 mm T hreaded blade axle M 10 Grass blade Saw blade Plastic knives Trimmer head Support cup Approved accessories 325R X R XT Centre hole in blades 25 4 mm T hreaded blade axle M 10 Grass blade Saw blade Plastic knives Trimmer head Support cup TECHNICAL DATA Type Grass 255 4 1 255 4 teeth Grass 255 8 1 250 8 teeth M ulti 255 3 1 255 3 teeth M axi X 200 26 1 200 26 tander Tricut 300 Trimmy Fix Timmy H Il 1 Trimmy Hit Trimmy Hit Pro Superauto 1 Fixed Type Grass 255 4 1 255 4 teeth Grass 255 8 1 250 8 teeth M ulti 255 3 1 255 3 teeth M axi X 200 26 1 200 26 tander Tricut 300 Trimmy Fix Trimmy H II 1 Trimmy H it Trimmy H it Pro Superauto 1 Fixed Cutting attachment guard Art No 503 93
44. rranted for two years If any emission related part on your engine as listed above is defective the part will be repaired or replaced by Husqvarna Forest amp Garden 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 Forest amp Garden recommends that you retain all receipts covering maintenance on your small nonroad engine but Husqvarna Forest amp Garden 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 Forest amp Garden 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 Forest amp Garden 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 Forest amp Garden at 1 800 487 5963 WARRANTY COMMENCEMENT DATE The warranty perio
45. s heavily the adjustment is too rich N OTE For optimum setting of the carburetor contact a qualified servicing dealer who has a revolution counter at his disposal 24 English MAINTENANCE Muffler NOTE Some mufflers are fitted with a catalytic converter See Technical data to see whether you clearing saw is fitted with a catalytic converter The muffler is designed to dampen the noise level and to direct the exhaust fumes away from the user The exhaust fumes are hot and can contain sparks which can result in fire if the exhaust fumes are directed towards a dry and inflammable material Some mufflers are equipped with a special spark arrest screen If your machine isfitted with thistype of screen it should be cleaned regularly Thisis done using a wire brush On mufflers without a catalytic converter the screen should be cleaned weekly or replaced if necessary On mufflers fitted with a catalytic converter the screen should bechecked and cleaned monthly Ifthe screen is damaged it should be replaced If the screen is frequently blocked this can be a sign that the function of the catalytic converter is impaired Contact your dealer to inspect the muffler A blocked screen will cause the engine to overheat resulting in damage to the cylinder and piston Also see under M aintenance NOTE N ever use a machine with a defective muffler WARNING Mufflers fitted with catalytic converters
46. throttle trigger lock move easily and that their return spring systems function T he throttle trigger lock is designed to prevent the throttle from accidentally being engaged W hen the trigger lock A is pressed into the handle when you hold the handle the throttle B is released W hen the grip on the handle is released the throttle and the throttle trigger lock return to their original positions T his takes place via two independent return spring systems T his means that the throttle is automatically locked in its idling position e See section Start Start the machine and apply full throttle Release the throttle and check that the cutting equipment stops and remains at a standstill If the cutting equipment rotates with the throttle in the idling position then the carburettor s idling setting must be checked See chapter M aintenance 2 Stop switch Start the engine and make sure that the engine stops when the stop switch IS moved to the stop position English SAFETY INSTRUCTIONS 3 Cutting 5 Muffler si sh 1 N ever use a machine that Check that the guard is has a defective muffler undamaged and not cracked 2 Check regularly that the muffler is secure e Replace the guard if it has been exposed to impact or is cracked 3 1f your muffler is fitted with a spark arrest screen then it should be cleaned regularly A blocked screen leads to the engi
47. to specifications that reduce harmful emissions After your unit has been run 8 10 tanks of fuel the engine has broken in To ensure that your unit is at peak performance and producing the least amount of harmful emissions after break in have your authorized servicing dealer who has a revolution counter at his disposal to adjust your carburetor for optimum operating conditions WARNING The complete clutch cover with shaft must be fitted before the machine is started otherwise the clutch can become loose and cause personal injury Functioning Thecarburetor governs the engine speed via the throttle trigger In the carburetor air fuel is mixed T his air fuel mixture is adjustable If you want to take advantage of the maximum output ofthe engine the setting must be corret The setting of the carburetor means that the engine is adjusted to local conditions for example climate altitude gasoline and type of two stroke oil T he carburetor has three adjustment possibilities L Low speed needle H High speed adjustment screw T Idlespeed adjustment screw The fuel quantity required in proportion to the alrflow the throttle trigger level allows is adjusted by means of the L and H needles Turning the needles clockwise gives a leaner fuel mixture less fuel turning them counter clockwise gives a richer fuel mixture more fuel A lean mixture gives higher roms and a rich one lower rpms Theidling spee
48. ty of gasoline e Mix shake the fuel mixture carefully before filling in the machine s fuel tank Do not mix more than max one month s supply of fuel f the machine is not used for a long period of time the fuel tank should be emptied and cleaned This engine is certified to operate on unleaded gasoline WARNING The catalytic converter muffler gets very hot during and after use This also applies during idling Be aware of the fire hazard especially when handling the saw near flammable substances or vapours Fuelling WARNING The following precautions reduce the risk of fire Do not smoke or place any sources of heat in the vicinity of the fuel Never refuel when the engine is running Always stop the engine and let it cool for a few minutes before refuelling Open the fuel cap slowly when fuelling so that any over pressure is released slowly Tighten the fuel cap carefully after refuelling Always move the machine from the fuelling place before starting e Clean around the fuel cap Contamination in the tank can disrupt Operations e Ensure that the fue is well mixed by shaking the container before filling the tank i Oil 2 1 50 English 2 1 START AND STOP Control before starting For reasons of safety follow th dations ese recommendations TS Check the blade to ensure that no cracks have formed at the bottom of the teeth or by
49. unnecessary wear to engine parts abnormal fuel consumption ES Clean the filter after every 25 hours or more regularly if operating conditions are exceptionally dusty Cleaning the air filter Dismantle the air filter cover and remove the air filter Wash in clean warm soapy water Ensure that the filter is dry before refitting An air filter used for a long period of time can never be cleaned completely T herefore it IS necessary to replace the filter from time to time with a new filter A damaged air filter must always be replaced If the machine is used in dusty conditions the air filter should be soaked in oil see the section on O iling the air filter Oiling the air filter Always use H U SQ VARN A filter oil order no 503 47 73 01 T he 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 the pour the filter oil over it K nead 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 on the machine N ever use com mon engine oil T his would drain through the filter quite quickly and collect in the bottom 26 English Spark plug The condition of the spark plug is affected by An incorrect carburetor setting An incorrect fuel mixture too much or faulty oil A dirty air filter

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