Husqvarna 324RX Brush Cutter User Manual
Contents
1. Check the cutting attachment for damage or cracks A damaged cutting attachment should always be replaced SX Sharpening grass cutters and grass blades Als e See the cutting attachment packaging for correct sharpening instructions Sharpen blades and cutters 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 broken or damaged in any other way Never attempt to straighten a twisted blade so that it can be reused Only use original blades of the specified type Sharpening the saw blade ERI 0 e See the cutting attachment packaging for correct sharpening instructions A correctly sharpened blade is essential for working efficiently and to avoid unnecessary wear to the blade and clearing saw e Make sure that the blade is well supported when you file it Use a 5 5 mm round file with a file holder Os English 11 GENERAL SAFETY PRECAUTIONS e The filing angle is 15 File alternate teeth to the right and e To increase the life of the cord it can be soaked in water those in between to the left If the blade has been heavily for a couple of days This will make the line tougher so pitted by stones it may be necessary to dress the top that it lasts longer edges of the teeth with a flat file in exceptional cases If so this should be done before filing with a rou2. 33 LL A O J Zi IL A NES SI Ria A a 1 PA A l q 0 N j Ach N Y S FAN 7 E BNL SAI 10 pe Q Super Auto II Super Auto I 1 A T35 T35x 095 106 1150262 95
3. two years If any emission related part on you 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 period begins on the d
4. Adjusting the harness and clearing saw WARNING When using a clearing saw it must always be hooked securely to the harness Otherwise you will be unable to control the clearing saw safely and this can result in injury to yourself or others Never use a harness with a defective quick release Standard harness gt Quick release At the front is an easily accessible quick release Use this if the engine catches fire or in any other emergency situation that requires you to free yourself from the machine and harness Spreading the load on your shoulders A well adjusted harness and machine makes work much easier Adjust the harness for the best working position Tension the side straps so that the weight is evenly distributed across both shoulders ASSEMBLY Correct height Adjust the shoulder strap so that the cutting attachment is parallel to the ground Correct balance Let the cutting attachment 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 suspension ring to balance the clearing saw correctly English 17 FUEL HANDLING Fuel handling Never start the machine 1 If you have spilled fuel on it Wipe off the spillage and allow remaining fuel to evaporate 2 If you have spilled fuel on yourself or your clothes change your clothes Wash any part of your bod
5. Muffler The muffler is designed to keep noise levels to a minimum and to direct exhaust fumes away from the user A muffler fitted with a catalytic converter is also designed to reduce harmful exhaust gases in In countries that have a warm and dry climate there is a significant risk of fire We therefore fit certain mufflers with a spark arrestor screen Check whether the muffler on your machine is fitted with this kind of screen For mufflers it is very important that you follow the instructions on checking maintaining and servicing your machine Never use a machine that has a faulty muffler Regularly check that the muffler is securely attached to the machine If the muffler on your machine is fitted with a spark arrestor screen this must be cleaned regularly A blocked screen will cause the engine to overheat and may lead to serious damage SS a z WARNING Mufflers fitted with catalytic converters get very hot during use and remain so for some time after stopping This also applies at idle speed Contact can result in burns to the skin Remember the risk of fire WARNING The inside of the muffler contain chemicals that may be carcinogenic Avoid contact with these elements in the event of a damaged muffler WARNING Bear in mind that 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
6. is undamaged and not cracked X Replace the trimmer head if necessary Check that the locking nut of the cutting equipment is tighten correctly Check that nuts and screws are tight Check that there are no fuel leaks from the engine tank or fuel lines Check that the transport guard for the blade is intact and that it can be secured correctly Check the engine oil level and top up if necessary Check the starter and starter cord Check that the vibration damping elements are not damaged Clean the outside of the spark plug Remove it and check the electrode gap Adjust the gap to 0 6 0 7 mm or replace the spark plug Check that the spark plug is fitted with a suppressor Clean the machine s cooling system Clean or replace the spark arrestor screen on the muffler only applies to mufflers without a catalytic converter Clean the outside of the carburettor and the space around it Check that the bevel gear is filled three quarters full with lubricant Fill if necessary using special grease X X X Check all cables and connections Check the clutch clutch springs and the clutch drum for wear Replace if necessary by an autorized service workshop Replace the spark plug Check that the spark plug is fitted with a suppressor Check and clean the spark arrestor screen on the muffler only applies to mufflers fitted with a catalytic converter Change the engine oil Check the fuel filter from contamination and the fue
7. pressure at the user s ear and vibration on the handles are measured with all the machine s approved cutting equipment fitted The table indicates the highest and lowest values English 31 TECHNICAL DATA SAR Grass 255 4 255 4 teeth Grass blade grass cutter Grass 255 4 1 255 4 teeth Grass 255 8 255 8 teeth a Maxi X 200 26 200 26 teeth Saw blade Scarlet 200 22 200 22 teeth 32 English FEDERAL 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 2001 and later small nonroad engine In U S and Canada new small nonroad engines must be designed built and equipped to meet the federal stringent anti smog standards Husqvarna Forest amp Garden must warrant the emission control system on your small nonroad engine for the period of time listed below provided there has been no abuse neglect or improper maintenance of your unit Your 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 2001 and later small nonroad engines are warranted for
8. wear to engine parts e Excessive fuel consumption Clean the filter every 25 hours or more regularly if conditions are exceptionally dusty Cleaning the air filter Remove the air filter cover and take out the filter Wash it clean in warm soapy water Ensure that the filter is dry before refitting it O 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 If the machine is used in dusty conditions the air filter should be soaked in oil See instructions under the heading Oiling the air filter MAINTENANCE Oiling the air filter Always use HUSQVARNA filter oil art no 531 00 92 48 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 off the excess before fitting the filter to the machine Never use common engine oil This would drain through the filter quite quickly and collect in the bottom Bevel gear gt 0 The bevel gear is filled with the right quantity of grease at the factory However before using the machine you should check that the bevel gear is filled three quarters full with grease Use HU
9. Fitting a blade guard grass blade and grass cutter e Hook the blade guard combination guard A onto the fitting on the shaft and secure with the bolt 14 English CAUTION Use the recommended blade guard See the Technical data section Fit the drive disc B on the output shaft Turn the blade shaft until one of the holes in the drive disc aligns with the corresponding hole in the gear housing Insert the locking pin C in the hole to lock the shaft Place the blade D support cup E and support flange F on the output shaft Fit the nut G The nut must be tightened to a torque of 35 50 Nm 3 5 5 kom Use the socket spanner in the tool kit Hold the shaft of the spanner as close to the blade guard as possible To tighten the nut turn the spanner in the opposite direction to the direction of rotation Caution left hand thread Fitting the blade guard and saw blade 8 E gt 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 ASSEMBLY CAUTION Use the recommended blade guard See the Technical data section Fit the drive disc B on the output shaft Turn the blade shaft until one of the holes in the drive disc aligns with the corresponding hole in the gear housing Insert the locking pin C in the hole to lock the shaft Place the blade D and support fla
10. Operator s manual EPA 3 24Rx series Please read the operator s manual carefully and make sure you understand the instructions before using the machine A IE KEY TO SYMBOLS Symbols 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 It is extremely important that you read and understand the contents of the operator s manual Please read the operator s manual carefully and make sure you understand the instructions before using the machine Always wear e A protective helmet where there is a risk of falling objects e Approved hearing protection e Approved eye protection Max speed of output shaft rom Watch out for thrown objects and ricochets O The operator of the machine must ensure while working that no persons or animals come closer than 15 metres Machines fitted with saw blades or grass blades can be thrown violently to the side when the blade comes into DA AA contact with a fixed object This is called er blade thrust The blade is capable of t ES amputating an arm or leg Always keep people and animals at least 15 metres from the machine Arrows which show limits for handle positioning Always wear approved protective gloves Wear sturdy non slip boots 2 English Only use non metallic flexible cutting attachments i e trimmer heads with trimmer
11. SQVARNA special grease The grease in the bevel gear does not normally need to be changed except if repairs are carried out 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 accessories and or attachments not specifically recommended by HUSQVARNA English 29 MAINTENANCE Maintenance schedule The following is a list of the maintenance that must be performed on the machine Most of the items are described in the Maintenance section The user must only carry out the maintenance and service work described in this manual More extensive work must be carried out by an authorised service workshop Daily Weekly Monthly maintenance maintenance maintenance Clean the outside of the machine X Check that the harness is not damaged Maintenance Check that the suspension ring is not damaged Make sure the throttle trigger lock and the throttle function correctly from a safety point of view Check that the stop switch works correctly Check that the handle and handlebar are undamaged and secured correctly guard if it has been exposed to impact or is cracked Check that the blade is correctly centred is sharp and is not cracked An off centre blade will cause vibration that could result in damage to the machine Check that the trimmer head
12. ade and bring it diagonally down to the right exerting firm pressure At the same time push the stem using the blade guard Cut with the area of the blade between 3 o clock and 5 o clock Apply full throttle before advancing the blade 24 English To fell to the right the bottom of the tree should be pushed to the left Tilt the blade and bring it diagonally up to the right Cut with the area of the blade between 3 o clock and 5 o clock so that the direction of rotation of the blade pushes the bottom of the tree to the left To fell a tree forwards the bottom of the tree should be pulled backwards Pull the blade backwards with a quick firm movement Large stems must be cut from two sides First determine which direction the stem will fall Make the first cut on the felling side Then finish cutting the stem from the other side Adjust the cutting pressure to match the size of the stem and the hardness of the wood Small stems require more pressure while large stems require less pressure If the stems are tightly packed adapt your walking pace to suit If the blade jams in a stem never jerk the machine free If you do this the blade bevel gear shaft or handlebar may be damaged Release the handles grip the shaft with both hands and gently pull the machine free WORKING TECHNIQUES Brush cutting with a saw blade gt Thin stems and brush are mown down Work with a sawing movement swinging side
13. ate 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 WHAT IS COVERED REPAIR OR REPLACEMENT OF PARTS Repair or replacement of any warranted part will be performed at no charge to the owner at an approved Husqvarna 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 components caused by the failure of a warra
14. ck that the throttle control and throttle lockout move freely and that the return springs work properly See instructions under the heading Start Start the machine and apply full throttle Release the throttle and check that the cutting attachment stops and remains at a standstill If the cutting attachment rotates with the throttle in the idle position English 7 GENERAL SAFETY PRECAUTIONS then the carburettor idle setting must be checked See instructions under the heading Maintenance Stop switch Use the stop switch to switch off the engine Start the engine and make sure the engine stops when you move the stop switch to the stop setting Cutting attachment guard This guard is intended to prevent loose objects from being thrown towards the operator The guard also protects the operator from accidental contact with the cutting attachment Check that the guard is undamaged and not cracked Replace the guard if it has been exposed to impact or is cracked Always use the recommended guard for the cutting attachment you are using See chapter on Technical data WARNING Never use a cutting attachment without an approved guard See the chapter on Technical data If an incorrect or faulty guard is fitted this can cause serious personal injury 8 English Vibration damping system Your machine is equipped with a vibration damping system that is designed to reduce vibration and make operati
15. cord Other symbols decals on the machine refer to special certification requirements for certain markets Switch off the engine by moving the stop switch to the STOP position before carrying out any checks or maintenance Always wear approved protective gloves Regular cleaning is required Visual check Approved eye protection must always be used CONTENTS Contents Note the following before starting KEY TO SYMBOLS Please read the operator s manual carefully S IRR RR 2 Maintenance replacement or repair of the emission control CONTENTS devices and system may be performed by any nonroad CONC licia 3 engine repair establishment or individual Note the following before starting 3 A Nan a A Long term exposure to noise IA a Men can result in permanent hearing Dear customer u 4 impairment So always use approved WHAT IS WHAT hearing protection What is what on the clearing saw 5 GENERAL SAFETY PRECAUTIONS WARNING Under no circumstances may Imporlanl see 6 the design of the machine be modified Personal protective equipment 6 without the SUE SILLA of the manufacturer ca Always use genuine accessories Non Machine s safety equipment BE ESEK EEEENOE EEEE EKES 7 authorized modifications and or Cutting equipment een re ee 10 accessories can result in serious personal ASSEMBLY injury or the death of the operator
16. d release the two catches J that engage in the cut outs in the bottom half K Pull apart the trimmer head grasping the cover firmly Place the cover 1 and the support flange F on the output shaft Fit the nut G Tighten the nut to a torque of 35 50 Nm 3 5 5 kpm Use the socket spanner in the tool kit Grasp the handle of the spanner as close to the trimmer guard as possible To tighten the nut turn the spanner in the opposite direction to the direction of rotation Caution left hand thread English 15 ASSEMBLY Fit the bottom half of the trimmer head K to the cover 1 by pressing them together with the cut outs on the bottom half aligned with the catches on the cover E e To dismantle follow the instructions in the reverse order Fitting other guards and cutting attachments Tals ACI e Fit the trimmer guard combination guard A intended for use with the trimmer head plastic blades Hook the guard onto the fitting on the shaft and secure it with the bolt L e Fit the drive disc B on the output shaft e Turn the blade shaft until one of the holes in the drive disc aligns with the corresponding hole in the gear housing e Insert the locking pin C in the hole to lock the shaft 16 English e Screw on the trimmer head plastic blades H in the opposite direction to the direction of rotation e To dismantle follow the instructions in the reverse order
17. e choke or start throttle positions the cutting attachment will start to rotate immediately 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 Warm engine engine starts return choke control to run position and apply u l u full throttle the throttle will automatically disengage from the Ignition Set the stop switch to the start position start setting Choke Put the choke in working 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 UR Stop the engine by switching off the ignition For throttle handles with a start throttle lock Set the throttle to the start position by first pressing the throttle lockout and the throttle trigger then pressing the start throttle button A Then release the throttle lockout and the throttle trigger followed by the start throttle button The throttle function is now activated To return the engine to idle press the throttle lockout and throttle trigger again English 21 WORKING TECHNIQUES General working ins
18. e knob from the handlebar mounting Position the handlebar as shown Fit the mounting components and tighten the knob lightly dr e Put on the harness and hang the machine from the support hook Now make a final adjustment so that the machine is in a comfortable working position when it hangs from the harness Tighten the knob Transport position handlebar reni e The handlebar can easily be turned to fit along the shaft for easier transportation and storage e Loosen the knob Turn the handlebar clockwise so that the throttle handle rests against the engine e Now twist the handlebar around the shaft Tighten the knob Fit the transport guard to the cutting attachment English 13 ASSEMBLY Assembling the cutting equipment WARNING When fitting the cutting attachment it is extremely important that the raised section on the drive disc support flange engages correctly in the centre hole of the cutting attachment If the cutting attachment is fitted incorrectly it can result in serious and or fatal personal injury H WARNING Never use a cutting attachment without an approved guard See the chapter on Technical data If an incorrect or faulty guard is fitted this can cause serious personal injury IMPORTANT If a saw blade or grass blade are to be used the machine must be equipped with the correct handlebar blade guard and harness
19. engine running until the cutting attachment starts to rotate Open turn anticlockwise the screw until the cutting attachment stops The idle speed is correctly set when the engine runs smoothly in all positions and there is a clear margin to the speed at which the cutting attachment starts to rotate WARNING If the idle speed cannot be adjusted so that the cutting attachment stops contact your dealer service workshop Do not use the machine until it has been correctly adjusted or repaired Muffler CAUTION Some mufflers are fitted with a catalytic converter See chapter on Technical data to see whether your machine is fitted with a catalytic converter 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 on your machine is equipped with a spark arrestor screen this should be cleaned regularly A blocked screen will cause the engine to overheat and may lead to serious damage aja z CAUTION Never use a machine with a defective muffler WARNING Mufflers fitted with catalytic converters get very hot during use and remain so for some time after stopping This also applies at idle speed Contact can result in burns to the skin Remember the risk of fire English 27 MAINTENANCE Cooling system To keep t
20. g nut 4 Cutting attachment guard 19 Support flange 5 Shaft 20 Support cup 6 Handlebar 21 Drive disc 7 Throttle control 22 Trimmer head 8 Stop switch 23 Socket spanner 9 Throttle lockout 24 Operator s manual 10 Suspension 25 Transport guard 11 Cylinder cover 26 Allen key 12 Starter handle 27 Locking pin 13 Fuel tank 28 Harness 14 Choke control 29 Start throttle button 15 Air purge 30 Adjusting screw for throttle cable English 5 GENERAL SAFETY PRECAUTIONS Important IMPORTANT The machine is only designed for trimming grass grass clearing and or forestry clearing The only accessories you can operate with this engine unit are the cutting attachments we recommend in the chapter on Technical data 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 Wear personal protective equipment See instructions under the heading Personal protective equipment Never use a machine that has been modified in any way from its original specification 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 All covers guards and handles must be fitted before starting Ensure that the spark plug cap and igni
21. hat the blade has been used with dull teeth Discard a blade if cracks are found e Never use the machine without a guard nor with a defective guard e All covers must be correctly fitted and undamaged before you start the machine e Check that the support flange is not cracked due to Starting and stopping fatigue or due to being tightened too much Discard the support flange if it is cracked O A ES WARNING The complete clutch cover and shaft must be fitted before the machine is started otherwise the clutch can come loose and cause personal injury 0 e Ensure the locking nut has not lost its captive force The A nut lock should have a locking force of at least 1 5 Nm Always move the machine away from the The tightening torque of the locking nut should be 35 50 refuelling area before starting Place the Nm machine on a flat surface Ensure the cutting attachment cannot come into contact with any object Make sure no unauthorised persons are in the working area otherwise there is a risk e Check that the blade guard is not damaged or cracked of serious personal injury The safety Replace the blade guard if it is exposed to impact or is distance is 15 metres cracked Cold engine Ignition Set the stop switch to the start position 20 English STARTING AND STOPPING Choke Set the choke control in the choke position Starting WARNING When the engine is started with the choke in either th
22. he working temperature as low as possible the machine is equipped with a cooling system The cooling system consists of 1 Air intake on the starter 2 Fins on the flywheel 3 Cooling fins on the cylinder 4 Cylinder cover directs cold air over the cylinder 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 Spark plug gt The spark plug condition is influenced by e Incorrect carburetor adjustment e A dirty 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 6 0 7 mm The spark plug should be replaced after about a month in operation or earlier if necessary 0 6 0 7 mm CAUTION Always use the recommended spark plug type Use of the wrong spark plug can damage the piston cylinder Check that the spark plug is fitted with a suppressor 28 English Air filter The air filter must be regularly cleaned to remove dust and dirt in order to avoid e Carburettor malfunctions Starting problems e Loss of engine power e Unnecessary
23. inst the ground as this can ruin the lawn and Wey NAIAN ANY Tb Whi e Do not allow the trimmer head to constantly come into contact with the ground during normal cutting Constant contact of this type can cause damage and wear to the trimmer head Sweeping e The fan effect of the rotating cord can be used for quick and easy clearing up Hold the cord parallel to and above the area to be swept and move the tool to and fro e When cutting and sweeping you should use full throttle to obtain the best results 26 English MAINTENANCE Carburetor WARNING The complete clutch cover and shaft must be fitted before the machine is started otherwise the clutch can come loose and cause personal injury Function e The carburetor governs the engine s speed via the throttle control Air and fuel are mixed in the carburetor e Setting the carburettor involves adapting the engine to suit local conditions e g climate altitude and the petrol Basic setting The basic carburetor settings are adjusted during testing at the factory CAUTION For optimum adjustment of the carburettor contact a qualified dealer service workshop that has a revolution counter at their disposal Adjusting the idle speed T Check that the air filter is clean When the idle speed is correct the cutting attachment should not rotate If adjustment is required close turn clockwise the idle adjustment screw T with the
24. l hose from cracks or other defects Replace if necessary X X X X X X 30 English TECHNICAL DATA Technical data Engine Cylinder displacement cu in cm Cylinder bore inch mm Stroke inch mm Idle speed rom Recommended max fast idle speed rom Speed of output shaft rom Max engine output acc to ISO 8893 kW rom Catalytic converter muffler Speed regulated ignition system Ignition system Manufacturer type of ignition system Spark plug Electrode gap inch mm Fuel and lubrication system Manufacturer type of carburetor Fuel tank capacity US pint litre Weight Weight without fuel cutting attachment and guard Lbs kg Sound levels see note 1 Equivalent sound pressure level at the user s ear measured according to ANSI B175 3 1997 dB A min max Vibration levels Vibration levels at handles measured according to ANSI B175 3 1997 m s At idle left right handles min At idle left right handles max At max speed left right handles min At max speed left right handles max 324Rx 1 53 25 0 1 38 35 1 03 26 3100 11000 8300 0 8 7000 No No Ikeda NGK CMR5H 0 024 0 6 Walbro 1 06 0 5 12 1 39 89 97 1 3 1 3 1 7 1 6 3 1 2 6 5 2 4 1 Note 1 Equivalent noise pressure level is calculated as the time weighted energy total for noise pressure levels under various working conditions with the following time distribution 1 2 idle and 1 2 max speed NOTE Noise
25. ling Be aware of the fire hazard especially when working near flammable substances and or vapours 18 English Gasoline Always use an unleaded quality petrol of at least 90 octane RON Use low emission gasoline also known as alkylate gasoline if it is available e The lowest recommended octane grade is 87 RON MON 2 If you run the engine on a lower octane grade than 87 so called knocking can occur This gives rise to a high engine temperature and increased bearing load which can result in serious engine damage e When working at continuous high revs a higher octane rating is recommended e If the machine is not used for some time the fuel tank should be emptied and cleaned Engine oil Check the oil level before starting the machine A too low oil level can cause serious damage to the engine When the machine is new the engine oil should be changed after the first month or after 10 hours of operation e For the best result and function use HUSQVARNA engin oil e When HUSQVARNA engine oil is not available another high grade engine oil can be used Contact your dealer when selecting oil Engine oil for four stroke petrol engines must be used Quality class at least API SG In general viscosity class SAE 10W 40 is recommended e Never use oil intended for two stroke engines Oil level The machine must be switched off and placed on a flat surface when you check the oil level Unscrew the oil cap clea
26. lip the harness and place the machine on the ground before you start to collect the cut material Grass trimming with a trimmer head Trimming Hold the trimmer head just above the ground at an angle It is the end of the cord that does the work Let the cord work at its own pace Never press the cord into the area to be cut Wh AN WW AAW a 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 Reduce the risk of damaging plants by shortening the cord to 10 12 cm and reducing the engine speed Clearing The clearing 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 CAUTION 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 When 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 English 25 WORKING TECHNIQUES Cutting e The trimmer is ideal for cutting 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 aga
27. material English 9 GENERAL SAFETY PRECAUTIONS Locking nut Cutting equipment gt This section describes how to choose and maintain your IDE ge cutting equipment in order to A locking nut is used to secure some types of cutting Reduce the risk of blade thrust attachment e Obtain maximum cutting performance e Extend the life of cutting equipment IMPORTANT Only use cutting attachments with the guards we recommend See the chapter on Technical data Refer to the instructions for the cutting attachment to check the correct way to load the cord and the correct cord diameter When fitting tighten the nut in the opposite direction to the direction of rotation of the cutting attachment To remove it undo the nut in the same direction as the cutting attachment rotates CAUTION The nut has a left hand thread Tighten di l l l the nut using the socket spanner Maintain the correct blade setting Follow our instructions and use the recommended file gauge Keep the teeth of the blade correctly sharpened Follow our recommendations Also refer to the instructions on the blade packaging WARNING Always stop the engine before doing any work on the cutting attachment This continues to rotate even after the throttle has been released Ensure that the cutting attachment has stopped completely and disconnect the HT lead from the spark plug before you start to work on it When loosening and tightening the
28. n the dipstick located on the cap and insert the cap again without screwing it down Check the oil level on the dipstick x FUEL HANDLING When the oil level is low top up using engine oil to the edge of the oil refill hole 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 Clean around the fuel cap Clean the fuel and oil tank regularly The fuel filter should be changed at least once a year Contamination in the tanks causes malfunction Always move the machine about 3 metres from the refuelling position before starting English 19 STARTING AND STOPPING Check before starting e Check that the trimmer head and trimmer guard are not damaged or cracked Replace the trimmer head or trimmer guard if they have been exposed to impact or are e cracked BR e Check the blade to ensure that no cracks have formed at the bottom of the teeth or by 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 t
29. nd file The top edges must be filed down by the same amount for all the teeth Trimmer head IMPORTANT Always ensure the trimmer cord is wound tightly and evenly around the drum otherwise the machine will generate harmful vibration e Only use the recommended trimmer heads and trimmer cords These have been tested by the manufacturer to suit a particular engine size This is especially important when a fully automatic trimmer head is used Only use the recommended cutting attachment See the chapter on Technical data Smaller machines generally require small trimmer heads and vice versa This is because when clearing using a cord the engine must throw out the cord radially from the trimmer head and overcome the resistance of the grass being cleared e The length of the cord is also important A longer cord requires greater engine power than a shorter cord of the same diameter e Make sure that the cutter on the trimmer guard is intact This is used to cut the cord to the correct length 12 English ASSEMBLY Fitting the handlebar gt Remove the screw at the rear of the throttle handle Slide the throttle handle onto the right side of the handlebar see diagram Align the screw hole in the throttle handle with the hole in the handlebar Refit the screw in the hole in the rear of the throttle handle Screw the screw through the handle and handlebar Tighten it Unscrew th
30. ng ground 5 Take great care when cutting a tree that is under tension A tree that is under tension may spring back to its normal position before or after being cut If you position yourself incorrectly or make the cut in the wrong place the tree 22 English may hit you or the machine and cause you to lose control Both situations can cause serious personal injury yw M 6 Keep a good balance and a firm foothold 7 Always hold the machine with both hands Hold the machine on the right side of your body 8 Keep the cutting attachment below waist level 9 Switch off the engine before moving to another area Fit the transport guard before carrying or transporting the equipment any distance 10 Never put the machine down with the engine running unless you have it in clear sight WORKING TECHNIQUES The ABC of clearing Always use the correct equipment Make sure the equipment is well adjusted Follow the safety precautions Organise your work carefully Always use full throttle when starting to cut with the blade Always use sharp blades Avoid stones Control the felling direction take advantage of the wind WARNING Neither the operator of the machine nor anyone else may attempt to remove the cut material while the engine is running or the cutting equipment is rotating as this can result in serious injury Stop the engine and cutting equipment before you remove material that has wound aro
31. nge F on the output shaft Fit the nut G The nut must be tightened to a torque of 35 50 Nm 3 5 5 kpm Use the socket spanner in the tool kit Hold the shaft of the spanner as close to the blade guard as possible To tighten the nut turn the spanner in the opposite direction to the direction of rotation Caution left hand thread When loosening and tightening the saw blade nut there is a risk of injury from the teeth of the saw blade You should therefore always ensure that your hand is shielded by the blade guard when doing this Always use a socket spanner with a shaft that is long enough to allow this The arrow in the diagram shows the area where you should operate the socket spanner when loosening or tightening the nut Fitting a trimmer guard and Superauto Il 1 trimmer head Fit the correct trimmer guard A for use with the trimmer head Hook the trimmer guard combination guard onto the fitting on the shaft and secure with the bolt L Fit the drive disc B on the output shaft Turn the blade shaft until one of the holes in the drive disc aligns with the corresponding hole in the gear housing Insert the locking pin C in the hole to lock the shaft To fit the trimmer head first separate the two halves see diagram Proceed as follows Insert a finger into the centre hole of the cover 1 while grasping the cover with your other fingers Using the index finger and thumb of your other han
32. nted 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 maintenance schedule 4 Ignition System 1Spark Plug covered up to maintenance schedule 2lgnition Module MAINTENANCE STATEMENT The owner is responsible for the performance of all required maintenance as defined in the operator s manual English
33. on easier Using incorrectly wound cord or a blunt or incorrect cutting attachment wrong type or incorrectly filed see instructions under the heading Filing the blade increases the level of vibration The machine s vibration damping system reduces the transfer of vibration between the engine unit cutting equipment and the machine s handle unit Regularly check the vibration damping units for cracks or deformation Check that the vibration damping element is undamaged and securely attached 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 include numbness loss of feeling tingling pricking pain loss of strength changes in skin colour or condition These symptoms normally appear in the fingers hands or wrists The risk increases at low temperatures GENERAL SAFETY PRECAUTIONS Quick release There is an easily accessible quick release fitted at the front as a Safety precaution in case the engine catches fire or in any other situation that requires you to free yourself from the machine and harness See instructions under the heading Adjusting the harness and clearing saw Check that the harness straps are correctly positioned Once the harness and machine have been adjusted check that the harness quick release works correctly
34. or others Fitting the handlebar essen 13 Your warranty may not cover damage or Transport position handlebar 13 liability caused by the use of non Assembling the cutting equipment 14 authorized accessories or replacement Fitting a blade guard grass blade and grass cutter 14 parts Fitting the blade guard and saw blade 14 Fitting a trimmer guard and Superauto II 1 trimmer WARNING A clearing saw brushcutter or A 15 trimmer can be dangerous if used ui incorrectly or carelessly and can cause ming Oe guards and cutting atacamenis a 16 serious or fatal injury to the operator or Adjusting the harness and clearing saw 16 others It is extremely important that you Standard harness anne a 16 read and understand the contents of this FUEL HANDLING operator s manual Fuel handling een 18 FUSI i ae 18 a IMPORTANT ENGINE INFORMATION STARTING AND STOPPING tH Husqvarna HUSQVARNA AB HUSKVARNA SWEDEN TWC Check before Starlet 20 THIS ENGINE CONFORMS TO U S EPA PH2 AND 2005 AND LATER i CALIFORNIA EMISSION REGULATIONS FOR SMALL OFFROAD ENGINES Starting and Stopping sa 20 BL un NL ON es WORKING TECHNIQUES C EMISSIONS COMPLIANCE PERIOD CATEGORY General working INSTT CUONS crinali 22 This engine label certifies that the product is certified in MAINTENANCE accordance with American exhaust emissions requirements Carburetor unse se
35. ormation please contact your nearest servicing dealer IMPORTANT All servicing and repair work on the machine requires special training This is especially true of the machine s safety equipment If your machine fails any of the checks described below you must contact your service agent When you buy any of our products we guarantee the availability of professional repairs and service If the retailer who sells your machine is not a servicing dealer ask him for the address of your nearest service agent WARNING Never use a machine with faulty safety equipment The machine s safety equipment must be checked and maintained as described in this section If your machine fails any of these checks contact your service agent to get it repaired Throttle lockout The throttle lockout is designed to prevent accidental operation of the throttle control When you press the lock A i e when you grasp the handle it releases the throttle control B When you release the handle the throttle control and the throttle lockout both move back to their original positions This movement is controlled by two independent return springs This arrangement means that the throttle control is automatically locked at the idle setting Make sure the throttle control is locked at the idle setting when the throttle lockout is released Press the throttle lockout and make sure it returns to its original position when you release it Che
36. otection Always remove your hearing protection as soon as the engine stops HELMET A helmet should be worn if the trees being cleared are taller than 2 m Wear hearing protection that provides adequate noise reduction EYE PROTECTION Always wear approved eye protection If you use a visor then you must also wear approved protective goggles Approved protective goggles must comply with standard ANSI Z87 1 in the USA or EN 166 in EU countries GLOVES Gloves should be worn when necessary e g when fitting cutting attachments GENERAL SAFETY PRECAUTIONS BOOTS Wear boots with steel toe caps and non slip sole CLOTHING 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 FIRST AID KIT Always have a first aid kit nearby It Machine s safety equipment This section describes the machine s safety equipment its purpose and how checks and maintenance should be carried out to ensure that it operates correctly See the What is what section to locate where this equipment is positioned on your machine The life span of the machine can be reduced and the risk of accidents can increase if machine maintenance is not carried out correctly and if service and or repairs are not carried out professionally If you need further inf
37. rna 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 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 soan 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 4 English WHAT IS WHAT What is what on the clearing saw 1 Blade 16 Air filter cover 2 Grease filler cap bevel gear 17 Handle adjustment 3 Bevel gear 18 Lockin
38. saw blade nut there is a risk of injury from the teeth of the saw blade You should WARNING Using an incorrect cutting therefore always ensure that your hand is shielded by the attachment or an incorrectly sharpened blade guard when doing this Always use a socket spanner blade increases the risk of blade thrust with a shaft that is long enough to allow this The arrow in the diagram shows the area where you should operate the Cutting equipment socket spanner when loosening or tightening the nut Saw blades are intended for cutting fibrous types of wood The nylon lining inside the locking nut must not be so worn Grass blades and grass cutters are intended for cutting that you can turn it by hand The lining should offer a coarse grass resistance of at least 1 5 Nm The nut should be replaced after it has been put on approx 10 times 10 English GENERAL SAFETY PRECAUTIONS General rules Only use cutting attachments with the guards we recommend See the chapter on Technical data Keep the teeth of the blade correctly sharpened Follow our instructions and use the recommended file gauge An incorrectly sharpened or damaged blade increases the risk of accidents 4 Keep the correct setting on the saw blade Follow our instructions and use the recommended setting tool An incorrectly set saw blade increases the risk of jamming and blade thrust and damage to the saw blade
39. speed of rotation of the blade blade thrust can occur if you attempt to cut thick stems with this area of the blade Before you start clearing check the clearing area the type of terrain the slope of the ground whether there are stones hollows etc Start at whichever end of the area is easiest and clear an open space from which to work Work systematically to and fro across the area clearing a width of around 4 5 m on each pass This exploits the full reach of the machine in both directions and gives the operator a convenient and varied working area to work sh HRS WA y Si ye SI H Sa Lod x dy A Nr i ZAN Er wb ACTA Rt aes ie a Di N N A ys A V Clear a strip around 75 m long Move your fuel can as work progresses On sloping ground you should work along the slope It is much easier to work along a slope than it is to work up and down it English 23 WORKING TECHNIQUES e You should plan the strip so that you avoid going over ditches or other obstacles on the ground You should also orient the strip to take advantage of wind conditions so that cleared stems fall in the cleared area of the stand Forestry clearing using a saw blade e The risk of blade thrust increases with increasing stem size You should therefore avoid cutting with the area of the blade between 12 o clock and 3 o clock e To fell to the left the bottom of the tree should be pushed to the right Tilt the bl
40. ssions 27 EPA Ph Il and CARB Tier Il The Emissions Compliance Period referred to on the emissions Compliance label A cuemminacs 27 wee l i indicates the number of operating hours for which the engine Cooling SyStem asadas 28 has Bean chown io meet Federal and Calllorniaemisson Spark plug ona 28 requirements Air Er oriente 28 Category C 50 hours B 125 hours and A 300 hours Maintenance schedule 30 TECHNICAL DATA Technical data rseson ecenin 31 FEDERAL EMISSION CONTROL WARRANTY x STATEMENT The engine exhaust from this product contains chemical known to the State of California to cause cancer birth defects or other reproductive harm YOUR WARRANTY RIGHTS AND OBLIGATIONS 33 English 3 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 Husqva
41. tion lead are undamaged to avoid the risk of electric shock The machine operator must ensure that no people or animals come closer than 15 metres while working When several operators are working in the same area the safety distance should be at least twice the tree height and no less than 15 metres WARNING The ignition system of this machine produces an electromagnetic field during operation This field may under some circumstances interfere with pacemakers To reduce the risk of serious or fatal injury we recommend persons with pacemakers to consult their physician and the pacemaker manufacturer before operating this machine WARNING Running an engine in a confined or badly ventilated area can result in death due to asphyxiation or carbon monoxide poisoning 6 English Personal protective equipment IMPORTANT A clearing saw brushcutter or trimmer can be dangerous if used incorrectly or carelessly and can cause serious or fatal injury to the operator or others It is extremely important that you read and understand the contents of this operator s manual You must use approved personal protective equipment whenever you use the machine Personal protective equipment cannot eliminate the risk of injury but it will reduce the degree of injury if an accident does happen Ask your dealer for help in choosing the right equipment WARNING Listen out for warning signals or shouts when you are wearing hearing pr
42. tructions IMPORTANT This section describes the basic safety precautions for working with clearing saws 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 forestry clearing grass clearing and grass trimming before use Basic safety rules MO 1 Look around you To ensure that people animals or other things cannot affect your control of the machine e To ensure that people animals etc do not come into contact with the cutting attachment or loose objects that are thrown out by the cutting attachment e CAUTION Do not use the machine unless you are able to call for help in the event of an accident 2 Inspect the working area Remove all loose objects such as stones broken glass nails steel wire string etc that could be thrown out or become wrapped around the cutting attachment 3 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 often brings added risks such as icy ground unpredictable felling direction etc 4 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 slopi
43. und the blade shaft as otherwise there is a risk of injury The bevel gear can get hot during use and may remain so for a while afterwards You could get burnt if you touch it WARNING Watch out for thrown objects Always wear approved eye protection Never lean over the cutting attachment guard 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 Never swing the machine around without first checking behind you to make sure no one is within the safety zone WARNING Sometimes branches or grass get caught between the guard and cutting attachment Always stop the engine before cleaning Working methods WARNING Machines fitted with saw blades or grass blades can be thrown violently to the side when the blade comes into contact with a fixed object This is called blade thrust A blade thrust can be violent enough to cause the machine and or operator to be propelled in any direction and possibly lose control of the machine Blade thrust can occur without warning if the machine snags Stalls or binds Blade thrust is more likely to occur in areas where it is difficult to see the material being cut Avoid cutting with the area of the blade between the 12 o clock and 3 o clock positions Because of the
44. ways Try to cut several stems in a single sawing movement With groups of hardwood stems first clear around the group Start by cutting the stems high up around the outside of the group to avoid jamming Then cut the stems to the required height Now try to reach in with the blade and cut from the centre of the group If it is still difficult to gain access cut the stems high up and let them fall This will reduce the risk of jamming Grass clearing using a grass blade Grass blades and grass cutters must not be used on woody stems A grass blade is used for all types of tall or coarse 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 left hand side of the blade between 8 and 12 o clock do the cutting If the blade is angled to the left when clearing grass the grass will collect in a line which makes it easier to collect e g by raking Try to work rhythmically Stand firmly with your feet apart Move 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 1 Always work at full throttle 2Avoid the previously cut material during the return stroke Stop the engine unc
45. y that has come in contact with fuel Use soap and water 3 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 electrical machinery electric motors electrical relays switches or boilers e When storing and transporting fuel always use approved containers intended for this purpose e 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 e The transport guard must always be fitted to the cutting attachment when the machine is being transported or in storage e Ensure the machine is cleaned and that a complete service is carried out before long term storage WARNING Take care when handling fuel Bear in mind the risk of fire explosion and inhaling fumes CAUTION The machine is equipped with a four stroke engine Make sure that there is always sufficient oil in the oil WARNING Fuel and fuel fumes are highly inflammable and can cause serious injury when inhaled or allowed to come in contact with the skin For this reason observe caution when handling fuel and make sure there is adequate ventilation WARNING The catalytic converter muffler gets very hot during and after use This also applies during id
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