STIHL TS 410, 420
Contents
1. cutting in chipped stones and gravel is revealed by light colored dust excessive undercut may occur as a result Danger of shattering Built up edges sharpen Built up edges take the form of a light gray deposit on the tops of the diamond segments This deposit on the segments clogs the diamonds and blunts the segments Built up edges can form when cutting extremely hard materials e g granite with incorrect handling e g excessive feed effort TS 410 TS 420 Built up edges increase vibration reduce cutting performance and cause formation of sparks At the first signs of built up edges immediately sharpen the diamond abrasive wheel to do this briefly cut through abrasive material such as e g sandstone aerated concrete or asphalt Addition of water prevents the formation of built up edges Z X Lo oO lt jan O If work continues with dull segments these may soften due to the high heat generated the parent wheel is annealed and its strength is compromised this can lead to stresses that are clearly recognizable by gyrations of the abrasive wheel Do not continue to use the abrasive wheel Risk of accident English Electronic water control STIHL cut off machines may be equipped with an electronic water control system The electronic water control makes it possible to feed the optimum amount of water to the abrasive wheel No water is fed to2. AR warnine To reduce the risk of eye injuries wear tight fitting safety goggles conform ing to standard EN 166 Make sure that the safety goggles fit correctly G Wear a face shield and make sure it fits correctly A face mask alone is not sufficient to protect the eyes Wear a hard hat wherever there is any risk of falling objects While working dust for example crystalline material from the object to be parted off vapor and smoke may be produced danger for health Always wear a dust mask if dust is generated If fumes or smoke are anticipated e g when cutting composite materials wear respiratory protection Wear personal noise protectors for example ear protectors Wear sturdy protective gloves made of a resist ant material e g leather STIHL can supply a comprehensive range of personal protective clothing and equipment Transporting the machine Always turn off the engine first Carry the device at the tubular handle only abrasive wheel pointing to the rear hot muffler away from the body Do not touch hot device parts in particular the muffler surface risk of burns Never transport the engine driven device with attached abrasive wheel risk of breakage In vehicles Properly secure the machine to prevent turnover fuel spillage and damage Refueling Petrol is an extremely flammable fuel keep clear of naked flames and fire do not
3. to ISO 19432 TS 410 TS 420 109 dB A 109 dB A Vibration level apy eq to ISO 19432 Handle Handle left right TS 410 3 9m s 3 9 m s TS 420 3 9m s 3 9 m s The K factor in accordance with Directive 2006 42 EC is 2 5 dB A for the sound pressure level and sound power level the K factor in accordance with Directive 2006 42 EC is 2 0 m s for the vibration measurement REACH REACH is an EC regulation and stands for the Registration Evaluation Authorisation and Restriction of Chemical substances For information on compliance with the REACH regulation EC No 1907 2006 see www stihl com reach 40 Maintenance and Repairs Users of this machine may only carry out the maintenance and service work described in this user manual All other repairs must be carried out by a servicing dealer STIHL recommends that you have servicing and repair work carried out exclusively by an authorized STIHL servicing dealer STIHL dealers are regularly given the opportunity to attend training courses and are supplied with the necessary technical information When repairing the machine only use replacement parts which have been approved by STIHL for this power tool or are technically identical Only use high quality replacement parts in order to avoid the risk of accidents and damage to the machine STIHL recommends the use of original STIHL replacement parts Original STIHL parts can be identified by the STIH
4. Water attachment on the machine for all types of water supplies Pressurized water tank 10 I for binding dust water tank usable on the cut off machine cart for binding dust Use composite resin abrasive wheels with or without water depending on version Depending on the version resin abrasive wheels are only suitable for dry cutting or only for wet cutting Composite resin abrasive wheels suitable only for dry cutting During dry cutting wear a suitable dust mask TS 410 TS 420 If fumes or smoke are anticipated e g when cutting composite materials wear respiratory protection Composite resin abrasive wheels suitable only for wet cutting Use abrasive wheel only with water To bind dust the abrasive wheel must be supplied with at least 1 liter of water per minute To avoid a reduction in cutting performance the abrasive wheel must be supplied with not more than 4 liters of water per minute After using the abrasive wheel the wheel should be allowed to continue spinning at operating speed for approx 3 to 6 seconds without water in order to spin off the water remaining on it Water attachment on the machine for all types of water supplies Pressurized water tank 10 I for binding dust water tank usable on the cut off machine cart for binding dust Observe with diamond and composite resin abrasive wheels Objects to be cut Must be fully supported Must be secu
5. observance of the safety instructions may result in serious or even fatal injury Comply with national safety regulations issued e g by employers liability insurance associations social security institutions occupational safety and health authorities or other organizations As for employers within the European Community the provision 2009 104 EC is binding Safety and health protection with the use of machines and devices by employees at work Anyone using the power tool for the first time Let a shop assistant or expert explain you the safe handling or take part in a training course Minors are not allowed to work with the power tool except adolescents above 16 years of age who were instructed under supervision Children animals and bystanders must not be allowed near the machine TS 410 TS 420 When the power tool is not in use put it down so that it does not endanger others The machine must be secured against unauthorized access The user is responsible for avoiding injury to third parties or damage to their property Hand over or lend the engine driven device to those persons only who are familiar with this model and its handling always pass the instruction manual to them as well The use of noise emitting machines may be restricted to certain times by national or local regulations The machine may only be operated by people who are fit in good physical health and in good men
6. x oO oO lt a oO ws m Rotate the guard forwards and backwards as far as possible adjustment range A must be limited by the stop pin Continue as described in the chapter Tensioning the V belt 22 Tensioning the ribbed V belt This machine is equipped with an automatic spring action V belt tensioning device Prior to tensioning of the ribbed v belt the nuts 1 must be loosened and the arrow on the tensioning nut 2 must point to 0 otherwise loosen the nuts 1 and the tensioning nut 2 with the combination wrench counterclockwise approx 1 4 turn as far as possible 0 Zz x N oO lt a oO ws oO to tighten the ribbed v belt fit the combination wrench over the tensioning nut as illustrated Aiwarnne The tensioning nut is spring loaded hold the combination wrench securely Turn the tensioning nut clockwise approx 1 8 turn the tensioning nut will be engaged by the spring e Continue turning approx 1 8 turn up to the stop orice Do not turn the combination wrench further by force The ribbed V belt is automatically tensioned by the force of the spring in this position Remove the combination wrench from the tensioning nut Tighten up the nuts 1 Retensioning the ribbed V belt Z lt m aiid O xt a oO N foe The V belt is retensioned without the aid of the tensioning nut Undo the nuts 1 The V belt
7. Stihl This instruction manual is protected by copyright All rights reserved especially the rights to reproduce translate and process with electronic systems English Guide to Using this Manual Pictograms Pictograms that appear on the machine are explained in this Instruction Manual Depending on the machine and equipment version the following pictograms may appear on the machine Fuel tank fuel mixture of gasoline and engine oil m Actuate decompression valve Actuate manual fuel pump Water connection shut off cock Tensioning nut for belt Pull starter grip NO Symbols in text A warning Warning where there is a risk of an accident or personal injury or serious damage to property Oo Caution where there is a risk of damaging the machine or its individual components Engineering improvements STIHL s philosophy is to continually improve all of its products For this reason we may modify the design engineering and appearance of our products periodically Therefore some changes modifications and improvements may not be covered in this manual Safety Precautions and Working Techniques Special safety precau tions must be taken when working with the cut off machine due to the very high rotational speed of the abrasive wheel It is important you read and understand the Instruction Manual before first use and keep the manual in a safe place for future reference Non
8. The year of construction and the serial number are shown on the machine Waiblingen 20 08 2014 ANDREAS STIHL AG amp Co KG p P a 178 S Thomas Elsner Head of Product Group Management Ce 41 0458 370 0121 F englisch 0458 370 012
9. code which appears onthe label and onthe packaging table with recommendations for use is an aid to selection STIHL diamond abrasive wheels are suitable depending on the version for cutting the following materials Asphalt Concrete Stone hard stone Abrasive concrete Fresh concrete Clay brick Clay pipe Do not cut any other materials Risk of accident Never use diamond abrasive wheels with side plating as they jam in the cut and can result in extreme kickback Risk of accident TS 410 TS 420 English Product Codes concrete Pour Beton Adapt e pou ton b ton rick arm tuile concrete Inadaptee pour able for asphalte b ton fresh frais pierre dure granit etc etc OF 1 20 mm 3 2 mm m n 4700 1 mii 0 787 0 126 e 4700 rpm 0 795711 086978 zZ x oO lt ao O ide Voir au verso ia Fabriqu e en ustri An excessively high radial run out deviation A overloads individual diamond segments which overheat in the process This can lead to stress cracks in the parent wheel or to annealing of individual segments 180BA010 KN The product code is a combination of letters and numbers consisting of up to four characters the letters denote the main field of Deviations in axial run out B result in application of the abrasive wheel 8 higher thermal loading and wider cuts the numbers denote the pe
10. first time Z x N LO oO lt a oO N m Set the choke lever 4 to Press the button of the decompression valve depending on version continue cranking Once the engine is running e Squeeze throttle trigger fully and let engine run at full throttle for approx 30s When it has warmed up set the choke lever to Z x eo LO oO lt a oO N m The slide control 3 moves to the normal positionI when the throttle trigger is squeezed If the carburetor has been set correctly the abrasive wheel should not rotate when the engine is idling The cut off machine is now ready for use Switching off the engine e Slide control 3 toSTOP or 0 Additional hints on starting If the engine does not start The choke lever was not returned to 4 in time after the engine turned over for the first time Slide control to START starting throttle position Set the choke lever to warm start even if the engine is cold Pull the starter rope through 10 20 times to ventilate the combustion chamber Restart the engine If the tank has been drained completely Refuel Press the manual fuel pump bulb 7 10 times even if it is full of fuel TS 410 TS 420 English Set the choke lever in accordance with the engine temperature Replacing the air filter Air Filter System Restart the engine Only if there is a noticeable loss of Basic information engine power Th
11. is automatically tensioned by the force of the spring Tighten up the nuts 1 again TS 410 TS 420 English a F Removing a cutting wheel Fitting a new cutting wheel Fitting replacing an abrasive TE _____ g g wheel The engine must be switched off for fitting or replacement set slide control to STOP or 0 Blocking the shaft Zz Zz x x op st S S lt lt a a N N Use the combination wrench to Fit the new cutting wheel 4 loosen and remove the hexagon head screw 2 Awarnine Remove the front thrust washer 3 from the shaft together with the cutting wheel Note the arrows indicating the direction of rotation on diamond cutting wheels e Fit the front thrust washer 3 The Z lt x oO lt a oO N mM e Slide the locking pin 1 through the catches of the front thrust bore in the V belt guard washer 3 must engage in the shaft rooves Turn the shaft with the combination j wrench until the locking pin 1 Screw in the hexagon bolt and engages in the bore behind the tighten it with the combination guard wrench if using a torque wrench refer to the Specifications for the tightening torque Draw the locking pin out of the V belt guard TS 410 TS 420 23 English AR warnine Never use two cutting wheels at the same time The uneven wear creates a risk of breaking and an injury hazard 24 Fuel Your engine requires a mixture of gasoline and en
12. spill any fuel no smoking Switch off the engine before refueling Never refuel the machine while the engine is still hot the fuel may spill over risk of fire Open the fuel filler cap carefully so that any excess pressure is relieved gradually and fuel does not splash out The machine may only be refueled in a well ventilated place If fuel has been spilled clean immediately the engine driven device prevent your clothes from being contaminated with fuel otherwise change clothes at once Dust may collect on the engine unit especially around the carburetor If dust gets mixed with fuel risk of fire Remove the dust from the engine unit regularly Look out for leaks Never start the engine if fuel has been spilled or is leaking Fatal burns may result Various cut off machines may be equipped with various filler caps Bayonet filler cap Never use a tool to open or close the bayonet filler cap The cap can be damaged and fuel may escape Secure the bayonet filler cap tightly after refueling Filler cap with screw thread Close the filler cap as tightly as possible after KO refueling This helps reduce the risk of unit vibrations causing an incorrectly tightened filler cap to loosen or come off and spill quantities of fuel TS 410 TS 420 Cut off machine spindle bearing Faultless spindle bearings provide for concentricity and axial running of the diamond tipped abr
13. the abrasive wheel during idling Before starting work Familiarize yourself with the sequence of motions while the engine is switched off Z lt Q O lt a N oO m e All of the control panel buttons can be operated with the thumb of the right hand the right hand always remains on the rear handle while doing so Thelefthand always remains on the handlebar Control panel When the engine is running it is possible to activate deactivate the electronic water control and adjust the water flow 17 English 1 Button activate the electronic water control or increase water flow to abrasive wheel 2 Button activate the electronic water control or decrease water flow to abrasive wheel 3 Deactivate electronic water control no water is fed to the abrasive wheel Using the Electronic Water Control Start engine see Starting Stopping the Engine Blip the button or button with the thumb of the right hand the right hand always remains on the rear handle while doing so the left hand always remains on the handlebar no water is fed to the abrasive wheel yet during idling During use the set amount of water is fed to the abrasive wheel Adjust water flow if necessary to do so blip the button or button with the thumb of the right hand until the correct water quantity is attained the right hand always 18 remains on the rear handle while doing so th
14. working area nor with starting Do not drop start the engine start as described in the Instruction Manual After releasing the acceleration lever the abrasive wheel keeps on running for a while danger of injury due to slowing down Holding and controlling the machine The cut off machine may only be used for hand held cutting or when mounted on a STIHL cut off machine cart Hand held cutting Always hold the machine firmly with both hands Right hand on the rear handle even if you are left handed To ensure reliable control wrap your thumbs tightly around the handlebar and handle Z x N N lt m oo When a cut off machine with an abrasive wheel rotating is moved in the direction of the arrow a force is produced which causes the machine to tip sideways The object to be parted off has to be firmly supported Always guide the device towards the workpiece never in reverse Cut off machine cart STIHL cut off machines can be mounted onto a STIHL cut off machine cart Guard The adjustment range of the guard is determined by a stop pin Never push the guard over the stop pin Set the abrasive wheel guard correctly Guide particles of material away from the user and machine Note the direction of flight of the removed particles of material TS 410 TS 420 During operation With impending threat or emergency immediately stop the engine set the combi slide co
15. 10 TS 420 English Versions with decompression valve For all versions D I Ze ar Set the choke 4 according to the engine temperature If engine is cold if the engine is warm even if the engine is already running but is still cold or ifthe warm engine was shut off for less than 5 min z _ ifthe engine is hot if the hot engine gt was switched off for longer than a a 5 min S 5 Press the button 5 of the Press the bulb 6 of the manual fuel decompression valve before each pump 7 10 times even when the starting procedure bulb is still filled with fuel Starting Place the cut off machine carefully on the ground ensuring that the abrasive wheel cannot touch the TS 410 TS 420 27 English ground or any objects There must not be anyone within the swivel range of the cut off machine Make sure you have a firm footing Press the cut off machine firmly against the ground holding the handle with your left hand thumb wrapped round the handle Press the cut off machine against the ground with the right knee on the shroud Pull the starter grip slowly with your right hand until you feel it engage then give it a brisk strong pull do not pull out the starter rope all the way lonce Do not let the starter grip snap back it may break Guide it back into the housing in the opposite direction so that it can rewind properly 28 When the engine has turned over for the
16. 4 Muffler 15 Spark arresting screen present only in some countries 16 Handlebar 17 Decompression valve 18 Cap for spark plug boot 19 Choke lever 20 Manual fuel pump 21 Filter cover Serial number A B C CONDOR WN Safety information label Safety information label Safety information label 1 According to version 38 TS 410 TS 420 Specifications Engine STIHL single cylinder two stroke engine TS 410 Displacement 66 7 cm Cylinder bore 50 mm Piston stroke 34 mm Engine power accord 3 2 kW 4 4 HP ing to ISO 7293 at 9000 rpm Idle speed 2500 rpm Max spindle speed to ISO 19432 5080 rpm TS 420 Displacement 66 7 cm Cylinder bore 50 mm Piston stroke 34 mm Engine power accord 3 2 kW 4 4 HP ing to ISO 7293 at 9000 rpm Idle speed 2500 rpm Max spindle speed to ISO 19432 4880 rpm Ignition system Electronic magneto ignition Spark plug Suppressed Electrode gap Bosch WSR 6 F 0 5mm TS 410 TS 420 Fuel system All position diaphragm carburetor with integral fuel pump Fuel tank capacity 710 cm 0 71 Air filter Main filter paper filter and flocked wire mesh auxiliary filter Weight without fuel without abrasive wheel with water attachment TS 410 TS 420 9 4 kg 9 6 kg Without fuel without abrasive wheel with electronic water control TS 410 TS 420 9 9 kg 10 1 kg Abrasive wheels The quoted maximum permissible operat
17. L part number the ST HL logo and the STIHL parts symbol 67 the symbol may appear alone on small parts Disposal Observe all country specific waste disposal rules and regulations Z x oO N oO lt a oO STIHL products must not be thrown in the garbage can Take the product accessories and packaging to an approved disposal site for environment friendly recycling Contact your STIHL servicing dealer for the latest information on waste disposal TS 410 TS 420 EC Declaration of Conformity ANDREAS STIHL AG amp Co KG Badstr 115 D 71336 Waiblingen hereby confirms that Model Cut off machine Make STIHL Type TS 410 TS 410 A TS 420 TS 420 A Serial identification 4238 number Displacement 66 7 cm conform to the specifications of Directives 2006 42 EC 2004 108 EC and 2000 14 EC and have been developed and built in compliance with the versions of the following standards valid at the time of the production date EN ISO 19432 EN 55012 EN 61000 6 1 The measured and guaranteed equivalent sound power level has been determined in accordance with Directive 2000 14 EC Annex V and standard ISO 3744 Measured sound power level all TS 410 114 dB A all TS 420 114 dB A Guaranteed sound power level all TS 410 all TS 420 116 dB A 116 dB A TS 410 TS 420 English The technical documentation has been retained by ANDREAS STIHL AG amp Co KG Product approval
18. STIHL STIHL TS 410 420 nn Original Instruction Manual Printed on chlorine free paper ANDREAS STIHL AG amp Co KG 2015 0458 370 0121 F VB1 A15 0000000891_017_GB Printing inks contain vegetable oils paper can be recycled Contents Guide to Using this Manual Safety Precautions and Working Techniques Sample applications Cutting wheels Composite resin cutting wheels Diamond cutting wheels Electronic water control Assembling the cast arm and guard Tensioning the ribbed V belt Fitting replacing an abrasive wheel Fuel Fueling Starting Stopping the Engine Air Filter System Adjusting the Carburetor Spark Arresting Screen in Muffler Spark Plug Rewind Starter Replacing the V belt Cut off machine cart Storing the Machine Maintenance and Care Minimize Wear and Avoid Damage Main Parts Specifications Maintenance and Repairs Disposal EC Declaration of Conformity STIHL TS 410 TS 420 10 14 14 14 17 18 22 23 24 25 26 29 30 31 32 33 33 34 34 35 37 38 39 40 40 41 English Dear Customer Thank you for choosing a quality engineered STIHL product It has been built using modern production techniques and comprehensive quality assurance Every effort has been made to ensure your satisfaction and troublefree use of the product Please contact your dealer or our sales company if you have any queries concerning this product Your a Dr Nikolas
19. air work carried out exclusively by an authorized STIHL TS 410 TS 420 servicing dealer STIHL dealers are regularly given the opportunity to attend training courses and are supplied with the necessary technical information If these maintenance operations are not carried out as specified the user assumes responsibility for any damage that may occur Among other parts this includes Damage to the engine due to neglect or deficient maintenance e g air and fuel filters incorrect carburetor adjustment or inadequate cleaning of cooling air inlets intake ports cylinder fins Corrosion and other consequential damage resulting from improper storage Damage to the machine resulting from the use of poor quality replacement parts Wear parts Some parts of the machine are subject to normal wear and tear even when the machine is used in conformity with its intended use These parts must be replaced in due time depending on the nature and duration of use These include among others Clutch V belt Abrasive wheels all types Filters air fuel Rewind starter Spark plug Components of anti vibration system English 37 English Main Parts Rear handle Throttle lever lock Throttle trigger Slide control Starter grip Carburetor adjusting screws Filler cap Water attachment 9 Tensioning nut 10 Adjusting lever 11 Abrasive wheel 12 Front thrust washer 13 Guard 1
20. asive wheel if necessary get it checked by a competent dealer Abrasive wheels Selecting the abrasive wheels Abrasive wheels must be approved for hand held cutting Do not use other abrasive wheels and attachments danger of accident Abrasive wheels are suitable for different materials Observe the identification of the abrasive wheels STIHL generally recommends wet cutting Observe the outer diame ter of the abrasive wheel Spindle hole diameter of the abrasive wheel and shaft of cut off machine must match Check the spindle hole for damage Do not use abrasive wheels with damaged spindle bore risk of accident TS 410 TS 420 The permissible speed of the abrasive wheel must be equal to or greater than the maximum spin dle speed of the cut off machine Refer to the chapter Specifications Before fitting a used abrasive wheel check that it is not cracked chipped undercut or uneven and does not display any signs of core fatigue or overheating discoloration check also that there are no damaged or missing segments and that the spindle bore is not damaged Never use cracked chipped or bent abrasive wheels Substandard and or unapproved diamond abrasive wheels can shimmy during cutting This shimmying can cause such diamond abrasive wheels to be abruptly braked or become stuck in the cut Danger of kickback Kickback can result in fatal cuts Diamond abrasive wheels that shimmy c
21. commendation can be given for the length of usage because it depends on several factors The period of usage is prolonged by Hand protection wearing warm gloves Work breaks English The period of usage is shortened by Any personal tendency to suffer from poor circulation Symptoms frequently cold fingers tingling sensations Low outside temperatures The force with which the handles are held a tight grip restricts circulation Continual and regular users should monitor closely the condition of their hands and fingers If any of the above symptoms appear e g tingling sensation in fingers seek medical advice Maintenance and repairs The machine must be serviced regularly Do not attempt any maintenance or repair work not described in the Instruction Manual All other work should be carried out by a servicing dealer STIHL recommends that maintenance and repair work be carried out only by authorized STIHL dealers STIHL dealers receive regular training and are supplied with technical information Use only high quality replacement parts in order to avoid the risk of accidents or damage to the machine Contact a dealer if in doubt STIHL recommends the use of genuine STIHL spare parts Such parts have been optimized for the machine and the user s requirements Before starting any maintenance or repair work and before cleaning the machine always stop the engine and disconnec
22. e Screw in and tighten the stop pin 1 Move the adjusting lever 2 to position A Screw in the bolt 3 and tighten up Unscrew the bolt 4 of the limit stop 5 Remove the limit stop 5 Zz x LO N oO lt a oO N oO Turn the cast arm with guard so that the guard is on the outboard side Insert limit stop 5 align the hole in the limit stop with the hole in the cast arm Screw in the bolt 4 and tighten up Insert the square nut into the guide in the guard and hold it in place Screw in the shorter banjo bolt 6 and washer at the adjusting lever and tighten up with the combination wrench Mount cast arm with guard guard on the outboard side 370BA008 KN Press the oblong holes 1 in the cast arm with guard on to the studs 2 guiding the ribbed V belt over the front pulley 57 MO The belt action must run smoothly The belttensioner 3 must sit close to the lug 4 370BA051 KN Fit the starter cover with rewind starter 5 over the studs 2 Tighten up the nuts 6 by hand Push the V belt guard 7 into place e Screw in the bolt 8 and tighten up Connect water connection Insert the longer banjo bolt 1 through the connector 2 of the water attachment observe the position of the connector Insert the square nut into the guide in the guard and hold it in place TS 410 TS 420 Fitthe support with the longer banjo bolt on the adjusting l
23. e average filter life is more than 1 year Do not dismantle the filter cover or fit a new air filter unless there is a noticeable loss of engine power In the long life air filter system with the cyclone pre separation system dirty air is drawn in and deliberately rotated The larger and heavier particles carried in the air are thus expelled and extracted Only pre cleaned air enters the air filter system and the result is extremely long filter life Choke lever to _t Undo the screws 1 Remove the filter cover 2 and clean it Remove the main filter 3 Remove the auxiliary filter 4 ensuring that dirt does not enter the intake area Clean the filter area insert new auxiliary filter and new main filter Refit the filter cover Tighten down the screws TS 410 TS 420 29 English Only high quality air filters should be used to protect the engine against ingress of abrasive dust STIHL recommends the use of genuine STIHL air filters The high quality of these parts will ensure troublefree operation a long service life for the engine and extremely long filter life 30 Adjusting the Carburetor Basic information The ignition system of this cut off machine is equipped with an electronic maximum speed limiter The maximum speed cannot be increased beyond a specified limit The carburetor comes from the factory with a standard setting The carburetor has been adjusted for optimum
24. e left hand always remains on the handlebar If the cutoff machine is idling after use no more water will be fed to the abrasive wheel the electronic water control however remains activated With continued use the last quantity of water set will be fed to the abrasive wheel again automatically If the engine is stopped and restarted the electronic water control is switched off Maintenance and Care If too little water or no water is fed to the abrasive wheel during use although the electronic water control has been activated Z x co Q lt a oO NX oO Pull off the coupling sleeve 1 Unscrew water connection with screen 2 and rinse under running water the screen remains on the water connection If too little water or no water is fed to the abrasive wheel although the screen has been cleaned visit your servicing dealer Assembling the cast arm and guard The cast arm with guard is mounted on the inboard side by the manufacturer The cast arm with guard can also be mounted on the outboard side depending on requirements Assembly on the inboard side is recommended for freehand cutting on account of the better balance Outboard mounting Disassemble the cutting wheel see Fitting replacing an cutting wheel Remove water attachment Z lt oo oO lt a oO N M Unscrew the banjo bolt 1 with the combination wrench in the process remove the squar
25. e nut from the inside of the guard from the guide Remove the water hose 2 with connector from the adjusting lever 3 Pull the water hose 2 out of the guide arrows in the V belt guard TS 410 TS 420 Removing the adjusting lever 77 J 370BA069 KN Unscrew the banjo bolt 1 with the combination wrench and remove it together with the seal in the process remove the square nut from the inside of the guard from the guide Remove screw 2 Turnthe adjusting lever 3 upwards and remove Slackening the V belt Z x oO N oO lt a oO N mM Unscrew the nuts 1 do not remove them Turn the tensioning nut 2 counterclockwise with the combination wrench approx 1 4 turn as far as it will go 0 TS 410 TS 420 Removing the V belt guard 370BA071 KN Remove screw 1 Raise the V belt guard 2 slightly and pull it off to the front Z x oOo N oO lt a oO N m Remove the V belt 3 from the front pulley 4 English Remove the cast arm with guard Z x N N Q lt a oO N oO Unscrew the nuts 1 Remove the starter cover with rewind starter 2 Remove the cast arm with guard 3 from the studs Preparing the cast arm with guard for outboard mounting Z x oO N Q lt a oO N m Unscrew stop pin 1 19 English 20 370BA074 KN Turn the guard so that it is in the position shown see pictur
26. eased sufficiently via the idle speed adjusting screw LA engine stops when changing from part load to idle speed The idle setting is too rich Turn low speed adjusting screw L approx 1 4 turn clockwise Whenever the low speed adjusting screw L has been adjusted it is usually also necessary to readjust the idle speed adjusting screw LA TS 410 TS 420 Correcting the carburetor setting for use at high altitudes The setting may have to be marginally corrected if engine performance is unsatisfactory at high altitudes Make standard setting Let the engine warm up Turn the high speed adjusting screw H slightly clockwise leaner max up to the stop lonce After descending from a high altitude restore the carburetor setting to the standard setting If you make the setting too lean it will increase the risk of engine damage through lack of lubrication and overheating English Spark Arresting Screen in Muffler In some countries the mufflers are fitted with a spark arresting screen f engine performance deteriorates check the spark arresting screen in the muffler AR warnine Wait until engine has cooled completely before performing the following operations Ae a acne Games ER See BEE r i a So ae TT 4 per 370BA031 KN Remove screw 1 e Pullthe spark arresting screen 2 upwards out of the muffler e Clean the soiled spark arresting scre
27. en lf the screen is damaged or heavily carbonized fit a new one Refit the spark arresting screen in reverse order of steps 31 English Spark Plug lf the engine is down on power difficult to start or runs poorly at idle speed first check the spark plug e Fita new spark plug after about 100 operating hours or sooner ifthe electrodes are badly eroded Install only suppressed spark plugs of the type approved by STIHL see Specifications Removing the spark plug Switch off the engine move stop switch to STOP or 0 1307BA030 KN Unscrew screw 1 and remove cap 2 screw 1 is secured in the cap 2 to prevent loss Remove the spark plug boot 3 Unscrew the spark plug 4 32 Checking the spark plug 000BA039 KN Clean dirty spark plug Check electrode gap A and readjust if necessary see Specifications Rectify the problems which have caused fouling of the spark plug Possible causes are Too much oil in fuel mix Dirty air filter Unfavorable running conditions Z x Lo x lt m AR warnine If the spark plug comes with a detachable adapter nut 1 screw the adapter onto the thread and tighten it down firmly to reduce the risk of arcing and fire Installing the spark plug Fit the spark plug by hand and screw it in Tighten spark plug with combination wrench Press the spark plug boot firmly ont
28. es round and hollow bodies Secure pipes round and hollow bodies against vibrations slipping and rolling away Note direction of fall and weight of the severed part Determine and mark the cutting line avoid reinforcement especially in the direction of the severing cut Determine sequence of severing cuts Grind a guide groove along the line marked Make cut deeper along the guide groove observe the recommended cutting depth for each operation for small corrections of direction do not tilt the abrasive wheel but always position it anew instead if necessary leave small ridges that hold the part that is to be separated in position Break these ridges after the last planned cut Cutting concrete pipe NN Yvvevw The procedure is dependent on the outer diameter of the pipe and the maximum possible cutting depth of the abrasive wheel A Secure pipe against vibrations slipping and rolling away Note weight tension and direction of fall of the part to be severed 002BA528 AM Determine and mark direction of cut Determine sequence of cuts Outer diameter is smaller than the maximum cutting depth Make one cut from the top to the bottom Outer diameter is greater than the maximum cutting depth Plan first then cut Several cuts are needed correct sequence is important Turn guard at rear stop TS 410 TS 420 e Always start at the bottom use the upper qua
29. ever 3 screw in the banjo bolt and tighten with the combination wrench Insert the water hose into the guide English Inboard mounting Screw in the bolt 1 and tighten up Unscrew stop pin 3 Disassemble the cutting wheel see Fitting replacing an cutting wheel in the V belt guard arrow from the REMOVE walet atacumeni shut off cock towards the guard Remove the adjusting lever avoid tight radiuses a Siackenthe vbe y Checking the adjustment range of the Remove the V belt guard 3 guarg Remove the cast arm with guard gt Preparing the cast arm with guard for Turn the guard so that it is in the position shown see picture inboard mounting Screw in and tighten the stop pin 3 Install the adjusting lever Mount cast arm with guard guard on the inboard side Install the V belt guard Connect water connection 370BA080 KN Unscrew the screw 1 of the limit stop 2 Remove the limit stop 2 Rotate the guard forwards and backwards as far as possible adjustment range A must be limited by the stop pin Continue as described in the chapter Tensioning the V belt Z lt oO lt a oO NX m Turn the cast arm with guard so that the guard is on the inboard side Insert limit stop 2 align the hole in the limit stop with the hole in the cast arm TS 410 TS 420 21 English Check the adjustment range of the guard Z
30. f kickback Work cautiously and methodically Hold the cut off machine firmly with both hands and maintain a secure grip Do not use the upper quarter of the abrasive wheel for cutting Use extreme caution when entering the abrasive wheel in a cut do not twist or push into the cut Avoid wedge effect the severed part must not brake the abrasive wheel Always be aware that the object to be cut may move and other factors may cause the cut to close and jam the abrasive wheel The object to be cut must be secured and supported so that the kerf remains open during and after cutting Objects to be cut must therefore be fully supported and must be secured against rolling away slipping off or vibrations Support an uncovered pipe stable and solid if necessary use wedges always bear in mind a proper support and ground material may crumble away Always work with water and wet cutting when using diamond abrasive wheels Depending on the version resin abrasive wheels are only suitable for dry cutting or only for wet cutting Always use wet cutting with composite resin abrasive wheels that are suitable only for wet cutting Pulling away The cut off machine pulls forwards away from the user when the abrasive wheel touches the object to be cut from above TS 410 TS 420 Working parting off grinding The abrasive wheel must be guided straight in the cut without wedg
31. for the material to be cut It must be in good condition and fitted correctly direction of rotation secure Inspect the abrasive wheel guard for tight seat if loose contact your specialist dealer English Both the accelerator lever and its locking to move smoothly the accelerator lever has automatically to return to its idle run position Slide control master control stop switch must move easily to STOP or 0 Check that the spark plug boot is secure A loose boot can lead to flying sparks which may ignite the escaping fuel air mixture risk of fire Never attempt to modify the controls or safety devices in any way Keep the handles clean dry and free of oil as well as dirt important for safe guiding of the parting off grinder For wet applications provide sufficient water The machine should only be used if it is in good working order risk of accident Starting the engine Move at least 3 meters away from the place at which the machine was refueled and never start the machine in enclosed spaces On even ground ensure a firm and secure footing and hold the engine driven device firmly the abrasive wheel must not touch any objects or the ground and must not be in cutting action The abrasive wheel may begin to rotate as soon as the machine is started The engine driven device is operated by a single person only do not allow any person to stay within the
32. gine oil AR warnine For health reasons avoid direct skin contact with gasoline and avoid inhaling gasoline vapor STIHL MotoMix STIHL recommends the use of STIHL MotoMix This ready to use fuel mix contains no benzol or lead has a high octane rating and ensures that you always use the right mix ratio STIHL MotoMix uses STIHL HP Ultra two stroke engine oil for an extra long engine life MotoMix is not available in all markets Mixing Fuel Oo Unsuitable fuels or lubricants or mix ratios other than those specified may result in serious damage to the engine Poor quality gasoline or engine oil may damage the engine sealing rings hoses and the fuel tank Gasoline Use only high quality brand name gasoline with a minimum octane rating of 90 leaded or unleaded If your machine is equipped with a catalytic converter you must use unleaded gasoline lonce A few tankfuls of leaded gasoline will greatly reduce the efficiency of the catalytic converter Gasoline with an ethanol content of more than 10 can cause running problems in engines with a manually adjustable carburetor and should not be used in such engines Engines equipped with M Tronic deliver full power when run on gasoline with an ethanol content of up to 25 E25 Engine oil Use only high quality two stroke engine oil preferably STIHL HP HP Super or HP Ultra which are specially formulated for use in STIHL engines HP Ultra guara
33. htly orice and pull it off to the front The belt action must run smoothly Remove the V belt from the front pulley 33 English Fit the starter cover 5 over the studs 10 Tighten up the nuts 1 by hand 370BA064 KN Z x LO Re oO lt a oO N mM Push the V belt guard 4 into place Screw in the bolt 3 and tighten up Insert the water hose into the guide in the V belt guard arrow from the shut off cock towards the guard avoid tight radiuses Continue as described in the chapter Tensioning the V belt 34 Cut off machine cart Z x N N oO lt a N oO m The cut off machine can be mounted on the STIHL cut off machine cart FW 20 special accessory in a few easy steps The cut off machine cart makes it easier to repair damaged roadways apply roadway markings cut expansion joints Storing the Machine If the machine is to remain out of use for approx 3 months or more Drain and clean the fuel tank in a well ventilated place Dispose of fuel in accordance with the regulations and having regard for the environment Run the engine until the carburetor is dry this helps to prevent the carburetor diaphragms sticking together Remove the abrasive wheel Thoroughly clean the machine Store machine in a safe and dry place Protect against unauthorized use e g by children TS 410 TS 420 English Maintenance and Care The following main
34. ing Never exert lateral pres sure on the abrasive wheel Do not use for lateral grinding or scrubbing Do not stand in line with the abrasive wheel Ensure sufficient freedom of movement especially in construction trenches there must be sufficient space for the user and for the part being cut to fall Do not lean too far forwards and never bend over the abrasive wheel when the guard has been pulled back Don t work above shoulder height The cut off machine may only be used for cutting It must not be used as a lever or shovel Do not press down on the cut off machine TS 410 TS 420 Always decide the cutting direction before positioning the cut off machine Do not change the cutting direction Never push or hit with the device into the cutting gap do not let the parting off grinder fall into the cutting depth risk of breakage Diamond abrasive wheels If cutting performance begins to deteriorate check the sharpness of the diamond abrasive wheel resharpen as needed To do this briefly cut through abrasive material e g sandstone aerated concrete or asphalt At the end of the cut the cut off machine is no longer supported by the abrasive wheel in the cut The user has to absorb the weight force risk of loss of control When cutting steel glow ing metal particles may cause fires y 7 Keep water and sludge away from alive electrical cables risk of electric shoc
35. ing speed of the abrasive wheel must be greater than or equal to the maximum spindle speed of the cut off machine used Abrasive wheels TS 410 Outside diameter 300 mm Max thickness 4 8mm Bore diameter spindle diameter 20 mm Tightening torque 30 Nm English Composite resin abrasive wheels Minimum outside diameter of thrust washers Max depth of cut 103 mm 100 mm Diamond abrasive wheels Minimum outside diameter of thrust washers 103 mm Max depth of cut 100 mm Abrasive wheels TS 420 Outside diameter 350 mm Max thickness 4 8mm Bore diameter spindle diameter 20 mm Tightening torque 30 Nm Composite resin abrasive wheels Minimum outside diameter of thrust washers 1 2 Maximum cutting depth 1 For Japan 118 mm 2 For Australia 118 mm 3 When using thrust washers with an outside diameter of 118 mm the maximum cutting depth is reduced to 116 mm 103 mm 125 mm Diamond abrasive wheels Minimum outside diameter of thrust washers Maximum cutting depth 3 1 For Japan 118 mm 3 When using thrust washers with an outside diameter of 118 mm the maximum cutting depth is reduced to 116 mm 103 mm 125 mm 39 English Sound and vibration levels For further details concerning compliance with the Physical Agents Directive Vibration 2002 44 EC see www stihl com vib Sound pressure level L to ISO 19432 TS 410 TS 420 98 dB A 98 dB A Sound power level L
36. it so that dirt cannot fall into the tank Always position the machine so that the filler cap is facing upwards A warning Never use a tool to open the bayonet filler cap This could damage the cap and cause fuel to leak out Opening the twist lock Press the filler cap down as far as possible by hand then turn it counterclockwise approx 1 8 turn and remove 25 English Refuelling Changing the fuel pickup body every year Starting Stopping the Engine Take care not to spill fuel while fueling and do not overfill the tank STIHL recommends use of the STIHL filling system for fuel special accessory Closing the filler cap Zz x ee oO lt a oO N oO Fit the cap and turn it until it engages in the bayonet catch Z Z Z X D a oO Oo lt a m oO Q N 5 N Press the cap down as far as possible with your hand and turn it e Drain the fuel tank Press throttle trigger lockout 1 and throttle trigger 2 simultaneousl clockwise approx 1 8 of a turn Pull the fuel pickup body out of the ager 2 y until it engages properly tank with a hook and disconnect it Hold both triggers down from the hose Move the slide control 3 to START Connect a new fuel pickup body to and hold it in position too the hose Release the throttle trigger slide e Return the fuel pickup body to the control and throttle trigger lockout in tank succession starting throttle position 26 TS 4
37. ive intended use as well as the engine performance ofthe cut off machine They are of consistently outstanding quality Transport and storage Donot expose abrasive wheels to direct sunshine or other thermal stresses during transport and storage Avoid jolting and impacts Stack abrasive wheels flat on a level surface in the original packaging in a dry place where the temperature is as constant as possible Do not store abrasive wheels in the vicinity of aggressive fluids Store abrasive wheels in a frost free place 14 Composite resin cutting wheels Z x Q lt jaa O Types for dry applications for wet applications The proper selection and use of composite resin cutting wheels ensures economical use and avoids accelerated wear The product code which appears onthe label and onthe packaging table with recommendations for use is an aid to selection STIHL composite resin cutting wheels are suitable depending on the version for cutting the following materials Asphalt Concrete Stone Ductile cast iron pipes Steel STIHL composite resin cutting wheels are not suitable for cutting railway tracks Do not cut any other materials risk of accident Diamond cutting wheels For wet applications The proper selection and use of diamond abrasive wheels ensures economical use and avoids accelerated wear The product
38. k Drag the abrasive wheel into the workpiece do not push it into the material Do not correct severing cuts with the cut off machine Do not re cut remove left webs or breaking edges for example with a hammer When applying diamond coated abrasive wheels take a wet cut for example use the STIHL water connector Depending on the version resin abrasive wheels are only suitable for dry cutting or only for wet cutting English When applying abrasive wheels made from synthetic resin which are suited for wet cuts only take such wet cuts only for example use the STIHL water connector When using abrasive wheels made from synthetic resin which are suited for dry cuts only take such dry cuts only If however composite resin abrasive wheels of this type become wet their cutting performance is reduced and they become dull If composite resin abrasive wheels of this type become wet while working e g due to puddles or water in pipes do not increase the cutting pressure but continue working with the same pressure risk of breakage Use up such composite resin abrasive wheels immediately Cut off machine cart Clear a path for the cut off machine cart lf the cart is pushed over objects the abrasive wheel may become wedged in the cut and shatter Vibrations Prolonged use of the power tool may result in vibration induced circulation problems in the hands whitefinger disease No general re
39. mbi lever stop switch to STOP or 0 Check for correct idling so that the abrasive wheel is no longer driven when the throttle trigger is released and comes to a complete halt Check and or correct the idle setting regularly Have the machine repaired by a STIHL servicing dealer if the abrasive wheel continues to turn nevertheless Keep clear the working area bear in mind obstacles holes and pitches Take care with slickness moisture snow on slopes on uneven terrain etc risk of slipping Don not work while standing on a ladder not at unstable places not over your shoulder height not with one hand only risk of accident Ensure you always have a firm and safe footing Never work alone stay always in earshot to other persons who can render first aid in case of emergency Keep out further persons from the working area maintain sufficiently large distance to additional persons to protect them from noise and flying objects Pay increased attention and caution with your ear defenders put on the perception of noise of potential danger shouts signal sounds etc is restricted Take a break before it is too late TS 410 TS 420 Work calmly and carefully in daylight conditions and only when visibility is good Work with particular care do not endanger others Your power tool produces toxic exhaust fumes as soon as the engine is running These gases may be colorless and od
40. must not be used in the vicinity of flammable substances and combustible gases Do not cut into pipes metal tanks or other containers if you are not sure that they do not contain any volatile or inflammable substances Never leave the machine unattended with the engine running Stop the engine before leaving the machine unattended e g for breaks Before putting the cut off machine down on the ground Switching off the engine Wait until the abrasive wheel has come to a standstill or brake the abrasive wheel until it comes to a standstill by carefully touching a hard surface e g concrete slab Repeatedly inspect the abrasive wheel replace the wheel if there are visi ble cracks buckling or other damages for example overheating due to breakage risk of accident English In the event of changes in cutting behavior e g increased vibration reduced cutting performance stop work and eliminate the causes of the changes Reactive forces The most frequently occurring reactive forces are kickback and pull in Dangers of kickback Kickback can result in fatal injuries Kickback occurs when the cut off machine is suddenly thrown up and back in an uncontrolled arc towards the operator Kickback occurs if for example the abrasive wheel gets jammed primarily in its upper quarter or is abruptly braked through friction contact with a solid object Reducing the risk o
41. ntees high performance and a long engine life These engine oils are not available in all markets Use only STIHL 50 1 two stroke engine oil for the fuel mix in models with a catalytic converter Mix Ratio STIHL 50 1 two stroke engine oil 50 parts gasoline to 1 part oil TS 410 TS 420 Examples Gasoline STIHL engine oil 50 1 Liters Liters ml 1 0 02 20 5 0 10 100 10 0 20 200 15 0 30 300 20 0 40 400 25 0 50 500 Use a canister approved for storing fuel Pour oil into canister first then add gasoline and mix thoroughly Storing Fuel Store fuel only in approved safety type fuel canisters in a dry cool and safe location protected from light and the sun Fuel mix ages only mix sufficient fuel for a few weeks work Do not store fuel mix for longer than 30 days Exposure to light the sun low or high temperatures can quickly make the fuel mix unusable STIHL MotoMix may be stored for up to 2 years without any problems Thoroughly shake the mixture in the canister before fueling your machine A warning Pressure may build up in the canister open it carefully Clean the fuel tank and canister from time to time TS 410 TS 420 Dispose of remaining fuel and cleaning fluid properly in accordance with local regulations and environmental requirements English Fueling me Preparing the machine Before fueling clean the filler cap and the area around
42. o the spark plug Position the cap for the spark plug boot and screw it down TS 410 TS 420 Rewind Starter To help prolong the wear life of the starter rope observe the following points Pull the starter rope only in the direction specified Donot pull the rope over the edge of the guide bushing Do not pull out the rope more than specified Donot allow the starter grip to snap back guide it back into the housing slowly see chapter on Starting Stopping the Engine Have a damaged starter rope replaced by your dealer before it breaks completely STIHL recommends that you have servicing and repair work carried out exclusively by an authorized STIHL servicing dealer TS 410 TS 420 Pull the water hose out of the guide English Replacing the V belt 370BA062 KN Unscrew the nuts 1 Remove the starter cover 5 Do not remove the cast arm and h 1 ooo TOE DUIS S guard 6 hold it in place on the e Turn the tensioning nut 2 studs until the starter cover is fitted counterclockwise with the back in position combination wrench approx 1 4 turn as far as it will go 0 Remove the defective V belt Zz x oO co oO lt a oO N oO Z x co Q lt a oO N m e Carefully insert the new V belt 7 on the V belt pulley 8 on the in the V belt guard engine and the front V belt pulley 9 Remove screw 3 e Raise the V belt guard 4 slig
43. onstantly or even only intermittently must be replaced immediately Never straighten diamond abrasive wheels Do not use abrasive wheels which has fallen to the ground damaged abrasive wheels may break risk of accident Observe the expiration date where resin abrasive wheels are concerned Fitting abrasive wheels Inspect the spindle of the parting off grinder Do not work with a device whose spindle is damaged risk if accident English Note the arrows indicating the direction of rotation on diamond abrasive wheels Position the front pressure plate rigidly tighten the clamping screw rotate the abrasive wheel by hand and take sight check for concentricity and axial running Storing abrasive wheels Store abrasive wheels in dry and frost free manner place them on plane ground at constant temperature risk of breakage and splintering Always protect the abrasive wheel against sudden contact with the ground or objects Before starting Inspect the parting off grinder for safe to operate state observe the respective chapters in the instruction manual Check the fuel system for leaks especially the visible parts e g filler cap hose connections manual fuel pump only in machines with a manual fuel pump In case of leakage and damage do not start the engine risk of fire Have the machine serviced by a servicing dealer before using it The abrasive wheel must be suitable
44. orless and may contain unburnt hydrocarbons and benzene Never work with the engine driven device in closed or poorly vented rooms even not with devices equipped with a catalyst Ensure proper ventilation when working in trenches hollows or similar locations risk of fatal injury from breathing toxic fumes With sick feeling headache eye defect for example shrinking field of vision hearing impairment dizziness fading powers of concentration stop working immediately such symptoms may be caused among others by high exhaust gas concentration risk of accident No smoking when working with or near the machine risk of fire If the engine driven device has been exposed to stress due to improper use e g impact of force by blow and crash test the device for safe to operate condition before continuing work in every case see also Before start up Check the fuel system for leaks and make sure the safety devices are working properly Do not continue operating the machines if damaged In case of doubt have the unit checked by your servicing dealer English Do not work with the acceleration lever in the starting throttle position with that position of the acceleration lever the engine speed cannot be controlled Never touch a rotating abrasive wheel with your hand or any other part of your body Check the work area Avoid danger due to damage to pipes and electric power lines The machine
45. performance and fuel efficiency in all operating states Preparing the machine Switch off the engine Check the airfilter clean or replace it if necessary Check the spark arresting screen in the muffler present only in some countries clean or replace it if necessary Standard setting 370BA029 KN Turn the high speed adjusting screw H counterclockwise as far as possible max 3 4 turn Turn the low speed adjusting screw L clockwise as far as possible then turn it 3 4 turn counterclockwise Setting the idle speed Make standard setting Start engine and let it warm up Zz x o ro oO lt a oO N mM Engine stops when idling Turn the idle speed adjusting screw LA clockwise until the abrasive wheel begins to rotate then turn it back 1 turn TS 410 TS 420 Abrasive wheel runs when idling Turn the idle speed screw LA counterclockwise until the abrasive wheel stops running then turn another full turn in the same direction A warning If the abrasive wheel continues to keep rotating in idle even after adjustment have the cut off machine checked by a servicing dealer Speed erratic when idling poor acceleration despite adjustment to LA setting The idle setting is too lean Turn the low speed adjusting screw L approx 1 4 turn counterclockwise until the engine runs and accelerates smoothly max up to the stop Idle speed cannot be incr
46. red so it cannot roll or slip off Must be prevented from vibrating TS 410 TS 420 Severed parts With openings recesses etc the sequence of the cuts is important Always make the last cut so that the abrasive wheel does not become jammed and so that the operator is not endangered by the severed or separated part If necessary leave small ridges that hold the part that is to be separated in position Break these ridges later Before finally separating the part determine how heavy the part is how it can move after separation whether it is under tension When breaking out the part do not endanger assistants Cut in several passes 180BA017 KN Mark cutting line A English 180BA027 AM Work along the cutting line When making corrections do not tilt the abrasive wheel but always set the abrasive wheel against the workpiece anew the cutting depth for each operation should not exceed 5 to 6 cm Cut thicker material in multiple operations Cutting plates Secure the plate e g on a non slip surface sandbed a x co jo lt aa O co Grind a guide groove A along the line marked 11 English Make the cut B deeper Leave a hinge C First sever the plate at the cut ends so that no material breaks away Break plate 180BA020 KN Make curves in multiple operations make certain that the abrasive wheel does not tilt Cutting pip
47. rformance class of the STIHL diamond abrasive wheel Axial and radial run out A faultless spindle bearing of the cut off machine is necessary for a long service life and efficient functioning of the diamond abrasive wheel Using the abrasive wheel on a cut off machine with a faulty spindle bearing can lead to deviations in radial and axial run out TS 410 TS 420 15 English Troubleshooting Abrasive wheel ragged edges or cut surfaces crooked Deviation in radial or axial run out Contact a servicing dealer cut heavy wear on the sides of the segments Abrasive wheel gyrates use a new abrasive wheel ragged edges crooked cut no cutting Abrasive wheel is dull built up edges with Sharpen abrasive wheels for stone by performance generation of sparks abrasive wheels for stone briefly cutting through abrasive materials replace abrasive wheel for asphalt with a new one poor cutting performance high segment Abrasive wheel is turning in the wrong Mount abrasive wheel so that it turns in wear direction the right direction Breakdowns or tears in the parent wheel Overloading use a new abrasive wheel and segment Undercut Cutting in the wrong material use new abrasive wheel observe sepa rating layers of various materials 1 STIHL recommends STIHL servicing dealers 16 TS 410 TS 420 Undercut 180BA013 KN Do not cut into the base course frequently chipped stones and gravel when cutting roadway pavement
48. rter of the abrasive wheel for cutting 23 Use the upper quarter of the abrasive wheel for cutting the opposite lower side 002BA561 AM First lateral cut on the top half of the pipe TS 410 TS 420 e Second lateral cut in the marked area never cut into the area of the last cut to ensure a firm hold on the part of pipe to be cut Only make the last top cut once all bottom and lateral cuts have been made Last cut always from the top approx 15 of the pipe circumference Concrete pipe cut recess Sequence of cuts 1 to 4 is important e First cut hard to reach areas English Always make severing cuts so that the abrasive wheel is not pinched Use wedges and or leave ridges that are broken after cutting If the severed part remains in the recess after cutting due to wedges ridges used do not make any further cuts break the severed part 13 English Cutting wheels Abrasive wheels are exposed to extremely high loads especially during freehand cutting Therefore only for use of approved and correspondingly labeled abrasive wheels with hand held machines as per EN 13236 diamond or EN 12413 composite resin Note maximum permissible speed ofthe abrasive wheel risk of accident The abrasive wheels which have been developed by STIHL in cooperation with renowned manufacturers of abrasive wheels are of high quality and tailored precisely to the respect
49. t the end of work and or Whenever tank is refilled x fe O O T 72 je O tu 0 m Eg Anti vibration elements Abrasive wheel Supports rubber buffers underneath the machine 1 STIHL recommends STIHL servicing dealers 2 present only in some countries 36 TS 410 TS 420 Minimize Wear and Avoid Damage Observing the instructions in this manual helps reduce the risk of unnecessary wear and damage to the power tool The power tool must be operated maintained and stored with the due care and attention described in this owner s manual The user is responsible for all damage caused by non observance of the safety precautions operating and maintenance instructions in this manual This includes In particular Alterations or modifications to the product not approved by STIHL Using tools or accessories which are neither approved or suitable for the product or are of a poor quality Using the product for purposes for which it was not designed Using the product for sports or competitive events Consequential damage caused by continuing to use the product with defective components Maintenance Work All the operations described in the Maintenance Chart must be performed on a regular basis If these maintenance operations cannot be performed by the owner they should be performed by a servicing dealer STIHL recommends that you have servicing and rep
50. t the spark plug boot risk of 10 injury if the engine starts up inadvertently Exception adjustment of carburetor and idle speed To reduce the risk of fire due to ignition outside the cylinder move the slide control stop switch to STOP or 0 before turning the engine over on the starter with the spark plug boot removed or the spark plug unscrewed Do not service or store the machine near a naked flame risk of fire due to the fuel Check fuel cap regularly for tightness Use only spark plugs that are in perfect condition and have been approved by STIHL see Specifications Inspect ignition lead insulation in good condition secure connection Check that the muffler is in perfect working condition Do not use the machine if the muffler is damaged or missing risk of fire Hearing damage Never touch a hot muffler risk of burns Check the rubber buffers underneath the machine the housing must not rub against the ground risk of damage The condition of the antivibration elements influences vibration behavior inspect antivibration elements periodically Sample applications Water must always be used for wet cutting when working with diamond abrasive wheels Extend service life and increase cutting speed Always ensure a supply of water to the abrasive wheel Binding dust The abrasive wheel must be supplied with at least 0 6 liters of water per minute Water attachment
51. tal condition If you have any condition that might be aggravated by strenuous work check with your doctor before operating a power tool If you have a pacemaker The ignition system of this machine produces an electromagnetic field of very low intensity An effect on individual pacemaker types cannot be excluded entirely STIHL recommends that you consult your doctor and the manufacturer of your pacemaker in order to avoid health hazards Never work with the machine while under the influence of alcohol medication or drugs capable of impairing your reaction speed Postpone the work if the weather is bad snow ice wind higher risk of accidents TS 410 TS 420 The machine may only be used for cutting It is not suitable for cutting wood or wooden objects Asbestos dust is extremely toxic the machine must therefore never be used to cut asbestos Do not use the machine for any other purpose because of the increased risk of accidents and damage to the machine Do not modify the device otherwise the safety may be endangered STIHL excludes all liability for personal injury and damage to property caused while using unauthorized attachments Only use abrasive wheels or accessories which have been approved by STIHL for this machine or which are technically equivalent If you have any questions in this respect consult a servicing dealer Only use high quality abrasive wheels and attachments Otherwise there ma
52. tenance intervals apply in normal operating conditions The specified intervals must be shortened accordingly when working for longer than normal or under difficult cutting conditions extensive dust etc At the end of work and or Whenever tank is refilled Before starting work x Visual inspection condition leaks ee dl Complete machine em CEC BE 3 BE Operating elements Function tests xl fx cew Cd BE BE Manual fuel pump if present Have repaired by a specialist dealer 0 TED gt a BE BEE BE Fuel pickup body in fuel tank Rees BEE BEE BE EHER TTS ERICA ECCT He X X X pf ds S T S Poly V belt eo o o Air filter all filter oo Only if there is a noticeable loss of oa cs power Cylinder fins C O em cleaned by a servicing dealer 1 Spark arresting screen in muffler Sr em a au u Ba a u BE Check Water attachment Have them maintained by a servicing dealer Check idle adjustment abrasive Carburetor wheel must not rotate Readjust idle speed fReadustidlespeed TT TE ET Anal oe Pf fe Spark plug Replace after 100 hours operation after 100 hours operation All accessible screws nuts and bolts eens Retighten adjusting screws TS 410 TS 420 35 English The following maintenance intervals apply in normal operating conditions The specified intervals must be shortened accordingly when working for longer than normal or under difficult cutting conditions extensive dust etc A
53. y be a risk of accidents or damage to the machine STIHL recommends the use of genuine STIHL abrasive wheels and accessories They are specifically designed to match your model and meet your performance requirements Do not use high pressure cleaners to clean the machine The hard water jet can damage parts of the machine Do not spray the machine with water English Never use circular saw blades carbide rescue or wood cutting attach ments or saws of any kind these may cause fatal injuries Instead of uniformly removing parti cles as when cutting with an abrasive wheel the teeth of a circular saw blade may snag in the material This causes the machine to react ina highly aggressive manner with uncontrolled and extremely dangerous kickback Clothing and equipment Wear proper protective clothing and equipment Clothing must be sturdy and snug fitting but allow complete freedom of movement Tightly fitting clothes overall no smock When cutting steel always wear clothing made of barely flammable material e g leather or cotton with flame retardant finish no manmade fibers risk of fire due to flying sparks Clothing must be free from flammable deposits chips fuel oil etc Do not wear such clothes that can be caught by moving parts no scarf no tie no jewelry Tie up and confine long hair English K Wear safety boots with steel toe caps and non slip soles
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