Bosch GGS 28 LC Straight Grinder User Manual - Tooled
Contents
1. e Sol 4 gt 22 English Assembly gt Before any work on the machine itself pull the mains plug Mounting the Grinding Tools see figure A gt Only use properly fitting and undamaged open end spanners see Technical Data Clean the grinder spindle 3 and all parts to be mounted Hold the grinder spindle 3 with open end spanner 8 by the spanner flats Loosen the clamping nut 2 with open end spanner 9 by applying it to the spanner flats and turning in anticlockwise direction Insert the clamping shaft of the grinding tool to the stop into the collet chuck 1 Hold the grinder spindle 3 firmly with open end spanner 8 and clamp the tool bit with open end spanner 9 by the spanner flats turning in clockwise direction The grinding tools must run completely concen trical Do not continue to use out of round grind ing accessories instead replace before contin uing to work gt Do not tighten the collet chuck of the clamping nut as long as no grinding acces sory is mounted Otherwise the collet chuck can become damaged Dust Chip Extraction gt Dusts from materials such as lead containing coatings some wood types minerals and metal can be harmful to one s health Touch ing or breathing in the dusts can cause aller gic reactions and or lead to respiratory infec tions of the user or bystanders Certain d2. Constant electronic control holds the speed constant at no load and under load and ensures uniform working performance Bosch Power Tools an a 4 4 gt Speed preselection GGS 8 CE GGS 28 CE GGS 28 LCE The required speed can be preselected with the thumbwheel 6 also while running The required speed depends on the material be ing worked and the diameter of the application tool Observe the maximal allowable speed of the application tool Thumbwheel No load speed min Position GGS 28 CE GGS 28 LCE GGS8CE 1 10000 2500 2 12700 3600 3 16700 4600 4 19700 5700 5 23500 6800 6 28000 8000 Working Advice Optimum grinding results are achieved when the grinding tool is moved uniformly back and forth with light pressure Pressure that is too strong reduces the performance capability of the machine and causes the grinding tool to wear more quickly Maintenance and Service Maintenance and Cleaning gt Before any work on the machine itself pull the mains plug gt For safe and proper working always keep the machine and ventilation slots clean gt in extreme conditions always use dust ex traction as far as possible Blow out ventila tion slots frequently and install a residual current device RCD When working metals conductive dust can settle in the interior of the power tool The total insulation of the pow
3. Locked Bag 66 Clayton South VIC 3169 Customer Contact Center Inside Australia Phone 61 01300 307 044 Fax 61 01300 307 045 Inside New Zealand Phone 64 0800 543 353 Fax 64 0800 428 570 Outside AU and NZ Phone 61 03 9541 5555 www bosch com au Republic of South Africa Customer service Hotline 27 011 6 51 96 00 Gauteng BSC Service Centre 35 Roper Street New Centre Johannesburg Tel 27 011 4 93 93 75 Fax 27 011 4 93 01 26 E Mail bsctools icon co za KZN BSC Service Centre Unit E Almar Centre 143 Crompton Street Pinetown Tel 27 031 7 01 21 20 Fax 27 031 7 O1 24 46 E Mail bsc dur za bosch com Western Cape BSC Service Centre Democracy Way Prosperity Park Milnerton Tel 27 021 5 51 25 77 Fax 27 021 5 51 32 23 E Mail bsc zsd co za Bosch Headquarters Midrand Gauteng Tel 27 011 6 51 96 00 Fax 27 011 6 51 98 80 E Mail rbsa hq pts za bosch com 3 609 929 CO6 16 12 10 2 OBJ_BUCH 1269 003 book Page 24 Thursday December 16 2010 4 05 PM Disposal The machine accessories and packaging should be sorted for environmental friendly recycling Do not dispose of power tools into household waste Only for EC countries According to the European Guide line 2002 96 EC for Waste Electri cal and Electronic Equipment and its implementation into national right power tools that are no longer usable must be collected separately and
4. Spanner size of clamping nut mm 19 19 19 19 19 grinder spindle mm 13 19 19 13 13 Spindle collar dia mm 43 43 43 43 43 Grinding tool diameter max mm 50 50 50 50 50 Polishing tool diameter max mm 80 Constant electronic control kal e Speed preselection Weight according to EPTA Procedure 01 2003 kg 1 7 1 4 1 4 1 6 1 6 Protection class u u u u u The values given are valid for anominal voltage U of 230 V For different voltages and models for specific countries these values can vary Please observe the article number on the type plate of your machine The trade names of the individual machines may vary Dr Egbert Schneider Dr Eckerhard Str tgen Senior Vice President Head of Product We declare under our sole responsibility that Engineering Certification the product described under Technical Data is in conformity with the following standards or Br Lil Fer standardization documents EN 60745 accord Spee Jolie E FUP pte ing to the provisions of the directives Declaration of Conformity 2004 108 EC 2006 42 EC Robert Bosch GmbH Power Tools Division D 70745 Leinfelden Echterdingen Technical file at 25 11 2010 Robert Bosch GmbH Postfach 10 01 56 D 70745 Leinfelden Echterdingen Bosch Power Tools 3 609 929 CO6 16 12 10
5. brushing operations GGS 8 CE gt Be aware that wire bristles are thrown by the brush even during ordinary operation Do not overstress the wires by applying ex cessive load to the brush The wire bristles can easily penetrate light clothing and or skin gt Allow brushes to run at operating speed for at least one minute before using them Dur ing this time no one is to stand in front or in line with the brush Loose bristles or wires will be discharged during the run in time gt Direct the discharge of the spinning wire brush away from you Small particles and ti ny wire fragments may be discharged at high velocity during the use of these brushes and may become imbedded in your skin Additional safety warnings Wear safety goggles gt Use suitable detectors to determine if utili ty lines are hidden in the work area or call the local utility company for assistance Contact with electric lines can lead to fire and electric shock Damaging a gas line can lead to explosion Penetrating a water line causes property damage or may cause an electric shock Bosch Power Tools i OBJ_BUCH 1269 003 book Page 19 Thursday December 16 2010 4 05 PM English 19 Release the On Off switch and set it to the off position when the power supply is inter rupted e g in case of a power failure or when the mains plug is pulled This prevents uncontrolled restarting Secure the workpiece A workpiece clamped with cla
6. compare one tool with another It may be used for a preliminary assessment of exposure The declared vibration emission level repre sents the main applications of the tool However if the tool is used for different applications with different accessories or poorly maintained the vibration emission may differ This may signifi cantly increase the exposure level over the total working period An estimation of the level of exposure to vibra tion should also take into account the times 3 609 929 C06 16 12 10 when the tool is switched off or when it is run ning but not actually doing the job This may sig nificantly reduce the exposure level over the to tal working period Identify additional safety measures to protect the operator from the effects of vibration such as maintain the tool and the accessories keep the hands warm organisation of work patterns Bosch Power Tools e s T V T e P As A b OBJ BUCH 1269 003 book Page 21 Thursday December 16 2010 4 05 PM English 21 Technical Data Straight grinder GGS Professional Article number EEN B22 1 WEI B20 1 B210 B21 1 Rated power input W 750 600 650 650 650 Output power W 420 350 380 380 380 Rated speed mint 8000 28000 28000 28000 28000 Speed control adjustment mint 2500 10000 10000 8000 28000 28000 Collet chuck diameter max mm 8 8 8 8 8
7. disposed of in an environmental ly correct manner Subject to change without notice Bosch Power Tools gt an ad 4
8. for any reason switch off the power tool and hold the power tool motionless un til the wheel comes to a complete stop Nev er attempt to remove the cut off wheel from the cut while the wheel is in motion other wise kickback may occur Investigate and take corrective action to eliminate the cause of wheel binding Do not restart the cutting operation in the workpiece Let the wheel reach full speed and carefully reenter the cut The wheel may bind walk up or kickback if the power tool is restarted in the workpiece Support panels or any oversized workpiece to minimize the risk of wheel pinching and kickback Large workpieces tend to sag un der their own weight Supports must be placed under the workpiece near the line of cut and near the edge of the workpiece on both sides of the wheel Bosch Power Tools an a 4 gt gt Use extra caution when making a pocket cut into existing walls or other blind areas The protruding wheel may cut gas or water pipes electrical wiring or objects that can cause kickback Safety warnings specific for polishing operations GGS 8 CE gt Do not allow any loose portion of the polish ing bonnet or its attachment strings to spin freely Tuck away or trim any loose attach ment strings Loose and spinning attach ment strings can entangle your fingers or snag on the workpiece Safety warnings specific for wire
9. Gi e OBJ DOKU 22619 003 fm Page 1 Thursday December 16 2010 4 03 PM Robert Bosch GmbH Power Tools Division 70745 Leinfelden Echterdingen Germany www bosch pt com 3 609 929 C06 2010 12 O 302 UNI 3 609 929 C06 GGS Professional 8 CE 28 C 28 CE 28 LC 28 LCE de en fr es pt it nl da SV no fi Originalbetriebsanleitung Original instructions Notice originale Manual original Manual original Istruzioni originali Oorspronkelijke gebruiksaanwijzing Original brugsanvisning Bruksanvisning i original Original driftsinstruks Alkuperaiset ohjeet el tr pl cs sk hu ru uk ro bg TIpwT Tuno o nyIwv XpnNonc Orijinal isletme talimat Instrukcja oryginalna P vodn n vod k pou v n P vodn n vod na pou itie Eredeti haszn lati utas t s OPHFMHAaNbHOE PYKOBOACT BO TO 3KCTIAyaTallMN OpuriHanbHa IHCTPYKUIA 3 EeKCTIAyaTaull Instructiuni originale OpnruHanHa UHCTPYKUMA sr sl hr et It ar fa BOSCH Originalno uputstvo za rad Izvirna navodila Originalne upute za rad Alguparane kasutusjuhend Instrukcijas originalvaloda Originali instrukcija AA fl kill Globes al IS joh Glial NY A OBJ_BUCH 1269 003 book Page 3 Thursday December 16 2010 4 05 PM BET 3 GGS8CE GGS 28 LC GGS 28 LCE Professional GGS 28 C GGS 28 CE Professional 3 609 929 CO6 16 12 10 Bosch Pow
10. chine on the graphics page 1 Collet chuck 2 Clamping nut 3 Grinder spindle 4 Spindle collar Noise Vibration Information 2 OBJ_BUCH 1269 003 book Page 20 Thursday December 16 2010 4 05 PM 5 On Off switch 6 Thumbwheel for speed preselection GGS 8 CE GGS 28 CE GGS 28 LCE 7 Handle insulated gripping surface 8 Open end spanner on the grinder spindle 9 Open end spanner applied to clamping nut Accessories shown or described are not part of the standard delivery scope of the product A complete overview of accessories can be found in our acces sories program Measured sound values determined according to EN 60745 GGS Professional 28C 28LC 8CE 28 CE 28LCE Typically the A weighted noise levels of the product are Sound pressure level dB A 78 77 82 Sound power level dB A 89 88 93 Uncertainty K dB 3 3 3 Wear hearing protection Vibration total values triax vector sum determined according to EN 60745 Surface grinding with wheel diameter of 25 mm Vibrational emission value a m s 3 6 lt 2 5 Uncertainty K m s 1 5 15 15 Vibration total values triax vector sum determined according to EN 60745 Surface grinding with wheel diameter of 50 mm max Vibrational emission value a m s 8 14 lt 2 5 Uncertainty K m s 1 5 1 5 15 The vibration emission level given in this infor mation sheet has been measured in accordance with a standardised test given in EN 60745 and may be used to
11. e or of a broken ac cessory may fly away and cause injury be yond immediate area of operation gt Hold power tool by insulated gripping sur faces only when performing an operation where the cutting accessory may contact hidden wiring or its own cord Cutting ac cessory contacting a live wire may make ex posed metal parts of the power tool live and could give the operator an electric shock gt Always hold the tool firmly during the start up The reaction torque of the motor as it ac celerates to full speed can cause the tool to twist Bosch Power Tools gt 2 OBJ_BUCH 1269 003 book Page 17 Thursday December 16 2010 4 05 PM English 17 Use clamps to support workpiece whenever practical Never hold a small workpiece in one hand and the tool in the other hand while in use Clamping a small workpiece al lows you to use both hands to control the tool Round material such as dowel rods pipes or tubing have a tendency to roll while being cut and may cause the bit to bind or jump toward you Position the cord clear of the spinning ac cessory If you lose control of the power tool the cord may be cut or snagged and your hand or arm may be pulled into the spinning accessory gt Never lay the power tool down until the ac cessory has come to a complete stop The spinning accessory may grab the surface and pull the power tool out of your control gt After changing the bit
12. e switch or energising power tools that have the switch on invites acci dents d Remove any adjusting key or wrench be fore turning the power tool on A wrench ora key left attached to a rotating part of the power tool may result in personal inju ry e Do not overreach Keep proper footing and balance at all times This enables better control of the power tool in unex pected situations f Dress properly Do not wear loose cloth ing or jewellery Keep your hair clothing and gloves away from moving parts Loose clothes jewellery or long hair can be caught in moving parts 3 609 929 C06 16 12 10 an AY u 4 PN T d Sol 16 English 4 g If devices are provided for the connec tion of dust extraction and collection fa cilities ensure these are connected and properly used Use of dust collection can reduce dust related hazards Power tool use and care a Do not force the power tool Use the cor rect power tool for your application The correct power tool will do the job better and safer at the rate for which it was de signed b Do not use the power tool if the switch does not turn it on and off Any power tool that cannot be controlled with the switch is dangerous and must be re paired c Disconnect the plug from the power source and or the battery pack from the power tool before making any adjust ments changing acces
13. ed in the groove and can kickback When a cut off wheel grabs the wheel itself usually breaks When the steel saw high speed cut ters or tungsten carbide cutter grab it may jump from the groove and you could lose control of the tool 3 609 929 C06 16 12 10 i OBJ_BUCH 1269 003 book Page 18 Thursday December 16 2010 4 05 PM Additional safety instructions for grinding gt Use only wheel types that are recommend ed for your power tool and only for recom mended applications For example do not grind with the side of a cut off wheel Abra sive cut off wheels are intended for peripher al grinding side forces applied to these wheels may cause them to shatter For threaded abrasive cones and plugs use only undamaged wheel mandrels with an unrelieved shoulder flange that are of cor rect size and length Proper mandrels will re duce the possibility of breakage Do not jam the cut off wheel or apply ex cessive pressure Do not attempt to make an excessive depth of cut Overstressing the wheel increases the loading and susceptibili ty to twisting or binding of the wheel in the cut and the possibility of kickback or wheel breakage Do not position your hand in line with and behind the rotating wheel When the wheel at the point of operation is moving away from your hand the possible kickback may propel the spinning wheel and the power tool directly at you When wheel is binding or when interrupting a cut
14. er Tools d i I b 4 Safety Notes General Power Tool Safety Warnings Read all safety warnings and all instructions Failure to follow the warnings and instructions may result in elec tric shock fire and or serious injury Save all warnings and instructions for future reference The term power too r in the warnings refers to your mains operated corded power tool or battery operated cordless power tool 1 2 Work area safety a Keep work area clean and well lit Clut tered or dark areas invite accidents b Do not operate power tools in explosive atmospheres such as in the presence of flammable liquids gases or dust Power tools create sparks which may ignite the dust or fumes c Keep children and bystanders away while operating a power tool Distrac tions can cause you to lose control Electrical safety a Power tool plugs must match the outlet Never modify the plug in any way Do not use any adapter plugs with earthed grounded power tools Unmodified plugs and matching outlets will reduce risk of electric shock b Avoid body contact with earthed or grounded surfaces such as pipes radia tors ranges and refrigerators There is an increased risk of electric shock if your body is earthed or grounded c Do not expose power tools to rain or wet conditions Water entering a power tool will increase the risk of electr
15. er tool can be impaired Bosch Power Tools 2 OBJ_BUCH 1269 003 book Page 23 Thursday December 16 2010 4 05 PM English 23 If the machine should fail despite the care taken in manufacturing and testing procedures repair should be carried out by an after sales service centre for Bosch power tools In all correspondence and spare parts order please always include the 10 digit article number given on the type plate of the machine After sales Service and Customer Assistance Our after sales service responds to your ques tions concerning maintenance and repair of your product as well as spare parts Exploded views and information on spare parts can also be found under www bosch pt com Our customer service representatives can an swer your questions concerning possible appli cations and adjustment of products and acces sories Great Britain Robert Bosch Ltd B S C P O Box 98 Broadwater Park North Orbital Road Denham Uxbridge UB 9 5HJ Tel Service 44 0844 736 0109 Fax 44 0844 736 0146 E Mail boschservicecentre bosch com Ireland Origo Ltd Unit 23 Magna Drive Magna Business Park City West Dublin 24 Tel Service 353 01 4 66 67 00 Fax 353 01 4 66 68 88 3 609 929 CO6 16 12 10 an a 4 4 24 English Australia New Zealand and Pacific Islands Robert Bosch Australia Pty Ltd Power Tools
16. he overhang of the wheel is too long the mount ed wheel may become loose and ejected at high velocity Bosch Power Tools oy PN T Gr L gt Do not use a damaged accessory Before each use inspect the accessory such as abrasive wheels for chips and cracks sand ing drum for cracks tear or excess wear wire brush for loose or cracked wires If power tool or accessory is dropped inspect for damage or install an undamaged acces sory After inspecting and installing an ac cessory position yourself and bystanders away from the plane of the rotating acces sory and run the power tool at maximum no load speed for one minute Damaged acces sories will normally break apart during this test time gt Wear personal protective equipment De pending on application use face shield safety goggles or safety glasses As appro priate wear dust mask hearing protectors gloves and workshop apron capable of stop ping small abrasive or workpiece frag ments The eye protection must be capable of stopping flying debris generated by vari ous operations The dust mask or respirator must be capable of filtrating particles gener ated by your operation Prolonged exposure to high intensity noise may cause hearing loss gt Keep bystanders a safe distance away from work area Anyone entering the work area must wear personal protective equipment Fragments of workpiec
17. ic shock d Do not abuse the cord Never use the cord for carrying pulling or unplugging the power tool Keep cord away from heat oil sharp edges and moving parts Damaged or entangled cords increase the risk of electric shock Bosch Power Tools gt 2 OBJ_BUCH 1269 003 book Page 15 Thursday December 16 2010 4 05 PM 3 English 15 e When operating a power tool outdoors use an extension cord suitable for out door use Use of a cord suitable for out door use reduces the risk of electric shock f w If operating a power tool in a damp loca tion is unavoidable use a residual cur rent device RCD protected supply Use of an RCD reduces the risk of electric shock Personal safety a Stay alert watch what you are doing and use common sense when operating a power tool Do not use a power tool while you are tired or under the influ ence of drugs alcohol or medication A moment of inattention while operating power tools may result in serious person al injury b Use personal protective equipment Al ways wear eye protection Protective equipment such as dust mask non skid safety shoes hard hat or hearing protec tion used for appropriate conditions will reduce personal injuries c Prevent unintentional starting Ensure the switch is in the off position before connecting to power source and or bat tery pack picking up or carrying the tool Carrying power tools with your fin ger on th
18. mping devices or in a vice is held more secure than by hand Products sold in GB only Your product is fitted with an BS 1363 A approved electric plug with internal fuse ASTA approved to BS 1362 If the plug is not suitable for your socket outlets it should be cut off and an appropriate plug fit ted in its place by an authorised customer serv ice agent The replacement plug should have the same fuse rating as the original plug The severed plug must be disposed ofto avoid a possible shock hazard and should never be in serted into a mains socket elsewhere Products sold in AUS and NZ only Use a resid ual current device RCD with a rated residual current of 30 mA or less Product Description and Specifications Read all safety warnings and all in structions Failure to follow the warnings and instructions may re sult in electric shock fire and or se rious injury While reading the operating instructions unfold the graphics page for the machine and leave it open Intended Use The machine is designed for grinding and de burring metal using corundum grinding tools as well as for working with sanding wheels GGS 8 CE The machine is additionally intended for brushing and polishing metal 3 609 929 C06 16 12 10 an AY ur 4 e 20 English Product Features The numbering of the product features refers to the illustration of the ma
19. s or making any adjust ments make sure the collet nut chuck or any other adjustment devices are securely tightened Loose adjustment devices can un expectedly shift causing loss of control loose rotating components will be violently thrown 9 gt Do not run the power tool while carrying it at your side Accidental contact with the spinning accessory could snag your clothing pulling the accessory into your body gt Regularly clean the power tools air vents The motor s fan will draw the dust inside the housing and excessive accumulation of pow dered metal may cause electrical hazards gt Do not operate the power tool near flamma ble materials Sparks could ignite these ma terials gt Do not use accessories that require liquid coolants Using water or other liquid cool ants may result in electrocution or shock Kickback and related warnings gt Kickback is asudden reaction to a pinched or snagged rotating wheel backing pad brush or any other accessory Pinching or snagging causes rapid stalling of the rotating accesso ry which in turn causes the uncontrolled power tool to be forced in the direction op posite of the accessory s rotation at the point of the binding 3 609 929 C06 16 12 10 Ge an a gt 18 English For example if an abrasive wheel is snagged or pinched by the workpiece the edge of the wheel that is entering in
20. sories or storing power tools Such preventive safety measures reduce the risk of starting the power tool accidentally d Store idle power tools out of the reach of children and do not allow persons unfa miliar with the power tool or these in structions to operate the power tool Power tools are dangerous in the hands of untrained users e Maintain power tools Check for mis alignment or binding of moving parts breakage of parts and any other condi tion that may affect the power tool s op eration If damaged have the power tool repaired before use Many accidents are caused by poorly maintained power tools f w Keep cutting tools sharp and clean Prop erly maintained cutting tools with sharp cutting edges are less likely to bind and are easier to control g Use the power tool accessories and tool bits etc in accordance with these in structions taking into account the work ing conditions and the work to be per formed Use of the power tool for operations different from those intended could result in a hazardous situation 3 609 929 C06 16 12 10 GE an a i OBJ_BUCH 1269 003 book Page 16 Thursday December 16 2010 4 05 PM 5 Service a Have your power tool serviced by a qual ified repair person using only identical replacement parts This will ensure that the safety of the power tool is maintained Safety Warnings for Straight Grinders Safety Warnings Common for Grinding Wire Br
21. to the pinch point can dig into the surface of the material caus ing the wheel to climb out or kick out The wheel may either jump toward or away from the operator depending on direction of the wheel s movement at the point of pinching Abrasive wheels may also break under these conditions Kickback is the result of power tool misuse and or incorrect operating procedures or conditions and can be avoided by taking proper precautions as given below Maintain a firm grip on the power tool and position your body and arm to allow you to resist kickback forces The operator can control kickback forces if proper precau tions are taken Use special care when working corners sharp edges etc Avoid bouncing and snag ging the accessory Corners sharp edges or bouncing have a tendency to snag the rotat ing accessory and cause loss of control or kickback Do not attach a thin toothed saw blade Such blades create frequent kickback and loss of control Always feed the bit into the material in the same direction as the cutting edge is exiting from the material which is the same direc tion as the chips are thrown Feeding the tool in the wrong direction causes the cutting edge of the bit to climb out of the work and pull the tool in the direction of this feed When using cut off wheels high speed cut ters or tungsten carbide cutters always have the work securely clamped These wheels will grab if they become slightly cant
22. ushing Polishing or Carving gt This power tool is intended to function as a grinder carving tool polisher GGS 8 CE or wire brush GGS 8 CE Read all safety warnings instructions illustrations and specifications provided with this power tool Failure to follow all instructions listed below may result in electric shock fire and or serious injury Do not use accessories which are not spe cifically designed and recommended by the tool manufacturer Just because the acces sory can be attached to your power tool it does not assure safe operation The rated speed of the accessory must be at least equal to the maximum speed marked on the power tool Accessories running fast er than their rated speed can break and fly apart The outside diameter and the thickness of your accessory must be within the capacity rating of your power tool Incorrectly sized accessories cannot be adequately controlled The arbour size of wheels sanding drum or any other accessory must properly fit the spindle or collet of the power tool Accesso ries that do not match the mounting hard ware of the power tool will run out of bal ance vibrate excessively and may cause loss of control Mandrel mounted wheels sanding drums cutters or other accessories must be fully inserted into the collet or chuck The over hang or the length of the mandrel from the wheel to the collet must be minimal If the mandrel is insufficiently held and or t
23. usts such as oak or beech dust are considered as carcinogenic especially in connection with wood treatment additives chromate wood preservative Materials containing asbestos may only be worked by specialists 3 609 929 C06 16 12 10 2 OBJ_BUCH 1269 003 book Page 22 Thursday December 16 2010 4 05 PM Provide for good ventilation of the work ing place tis recommended to wear a P2 filter class respirator Observe the relevant regulations in your country for the materials to be worked gt Prevent dust accumulation at the work place Dusts can easily ignite Operation Starting Operation gt Observe correct mains voltage The voltage of the power source must agree with the voltage specified on the nameplate of the machine Power tools marked with 230 V can also be operated with 220 V Switching On and Off To start the power tool push the On Off switch 5 forwards To lock the On Off switch 5 press the On Off switch 5 down at the front until it latches To switch off the power tool release the On Off switch 5 or if it is locked briefly push down the back of the On Off switch 5 and then release it Kickback stop In case of a sudden drop in speed e g caused by a jammed disc while cutting the power sup ply to the motor is electronically interrupted To restart the operation switch the On Off switch 5 to the Off position and start the ma chine again Constant Electronic Control
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