Global Machinery Company AG230M User's Manual
Contents
1. M and N IMPORTANT The depressed centre disc must be correctly located on the inner flange Refer to the assembly drawing below Outer flange 13 eS Depressed disc S Inner flange 15 6 Turn the new disc by hand ensuring that it is tight in the flanges and that it rotates fully and does not wobble unduly 7 Run the angle grinder no load for at least one minute to ensure the new disc is in good condition Make sure you are wearing all the safety gear and that you face the grinder away from you Flat Disc 1 To remove the disc press and hold the spindle lock button 2 and rotate the disc by hand until the spindle lock engages and locks the spindle Use the pin wrench 11 to unscrew the outer flange 13 Note that this flange unscrews anticlockwise 2 Remove the outer flange 13 and the used disc 3 Clean the flanges 13 and 15 and check the new disc 4 Ensure that the non threaded inner flange 15 is on the spindle and located correctly The two machined flat sections on the inner flange 15 must face the angle grinder and locate in the matching positions on the spindle Fit the new disc ensuring that the disc is correctly located on the inner flange NOTE Make sure that you select the correct disc for the planned application e fit a metal grinding disc for cutting metal a masonry grinding disc for grinding masonry a cutting disc for cutting etc 5 Fit the large outer flange 14 and ensu2. and check to make sure that the disc guard and the tool are in good condition and correctly fitted 2 Plug the cordset into the power socket 3 Hold the tool firmly in anticipation of the start up torque 4 Push the lock off catch 7 forward Fig F and pull on the on off switch 6 Fig G 5 Allow the grinder to start and attain full speed before bringing the disc to the workpiece 6 To prevent a new grinding disc from digging into the workpiece first draw the grinder across the workpiece towards the operator Once the leading edge of the disc is slightly worn down grinding can be conducted in either direction 7 Once the grinding or cutting is finished remove the disc from the workpiece 8 Release the on off switch 6 to stop the grinder NOTE The disc continues to turn for a few seconds even though the switch is turned off Keep hands well away from the moving disc WARNING Do not immerse the disc into any type of lubricant including water This angle grinder is designed as a dry grinder cutter Failure to observe this warning could result in a fatal shock Holding and guiding the tool 1 Always clamp the workpiece 2 Do not overload the tool so that the disc slows down Let the tool do the work rather than applying pressure The weight of the tool alone provides sufficient pressure 3 Cutting and grinding discs become very hot when in use Take care not to touch them until they have cooled dow
3. this tool Rags cloths cord string and the like should never be left around the work area If you are interrupted when operating the tool complete the process and switch off before looking up Periodically check that all nuts bolts and other fixings are properly tightened Check the disc before mounting it into the angle grinder Check by striking it with a wooden handle whilst balancing the disc on your finger Listen for the ring and do not use if dull as the disc may be cracked When the disc is installed run it for at least one minute to ensure that it does not have a fault It is always advisable to stay out of the line of the disc when testing or when using the tool Do not use a disc marked with a lower RPM than that of the no load speed shown on the rating plate Use discs only of the prescribed diameter Do not use the angle grinder for buffing or polishing under any circumstances Never try to operate the angle grinder without the guard in place Do not secure the angle grinder in a vice or work bench and use it as a static grinder It can lead to serious injury Never apply excessive pressure to the disc It might shatter causing personal injury Ensure the work piece to be ground or cut is held tight in the vice or other clamping system Always use the auxiliary handle and ensure a good grip on the grinder housing with one hand and the handle with the other hand before proceeding with any work Mak
4. MAGNESIUM ZaUMM 3 ANGLE GRINDER AG230M INSTRUCTION MANUAL Code AG230M Date 060412 Edition 05 Op DCR Warranty Introduction Environmental protection Description of symbols Specifications General safety rules Additional safety rules for angle grinders Accessories Unpacking Know your product Setting up Disc guard Operation Holding and guiding the tool Replacing a disc Disc Selection LED brush wear indicator Lubrication Power cord maintenance Cleaning General inspection o o o Oo O LL O O GP C O O W N Full 2 Years Home Use Warranty Whilst every effort is made to ensure your complete satisfaction with this tool occasionally due to the mass manufacturing techniques a tool may not live up to our required level of performance and you may need the assistance of our service department This product is warranted for a 2 year period for home domestic use from the date of the original purchase If found to be defective in materials or workmanship the tool or the offending faulty component will be replaced free of charge with another of the same item A small freight charge may apply The warranty replacement unit is only made available by returning the tool to the place of purchase with a confirmed register receipt Proof of purchase is essential We reserve the right to reject any claim where the purchase cannot be verified This warranty does not include damage or defects to the tool cause
5. 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 radiators 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 electric 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 or moving parts Damaged or entangled cords increase the risk of electric shock e When operating a power tool outdoors use an extension cord suitable for outdoor use Use of a cord Suitable for outdoor use 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 influence of drugs alcohol or medication A moment of inattention while operating power tools may result in serious personal injury b Use safety equipment Always wear eye protection Safety equipment such as dust mask non skid safety shoes hard hat or hearing protection used for appropriate conditions will reduce personal injuries Avoid accidental starting Ensure the switch is in the off position before plugging in Carrying power tools with y
6. d by or resulting from abuse accidents alterations or commercial or business use It also does not cover any bonus accessories unless the tool is a GMC Platinum Professional model Please ensure that you store your receipt in a safe place Conditions apply to the above warranty Dear Customer If you require any help with your product whether it is a Warranty claim spare part or user information please phone our Help Line for an immediate response Phone 1300 880 001 in Australia or 0800 445 721 in New Zealand Introduction Your new GMC power tool will more than satisfy your expectations lt has been manufactured under stringent GMC Quality Standards to meet superior performance criteria You will find your new tool easy and safe to operate and with proper care it will give you many years of dependable service CAUTION Carefully read through this entire Instruction Manual before using your new GMC Power Tool Take special care to heed the Cautions and Warnings Your GMC power tool has many features that will make your job faster and easier Safety performance and dependability have been given top priority in the development of this tool making it easy to maintain and operate Environmental protection Recycle unwanted materials instead of disposing of them as waste All tools hoses and packaging should be sorted taken to the local recycling centre and disposed of in an environmentally safe way Desc
7. e sure that the disc is not in contact with the work when you start the grinder flanges Damage to these parts could result in disc breakage Do not press the spindle lock button whilst the spindle is turning Only use good quality grinding and cut off discs Cheap poor quality discs tend to glaze up which loads the motor and can damage it Use discs for their designated purpose only For instance do not use cutting discs for grinding or metal wheels on masonry Watch out for flying sparks Hold the tool at an angle of approximately 15 to 30 to the work piece surface Let the disc do the grinding or cutting at a reasonable feed as overloading will occur if too much pressure is applied and the disc slows resulting in inefficient cutting and possible damage to the motor When using the grinder use safety equipment including safety goggles or shield ear protection dust mask and protective clothing including safety gloves ALWAYS WEAR EYE PROTECTION Wear goggles Wear hearing protection Wear a breathing mask Be careful not to damage the spindle or either of the disc Accessories The GMC AG230M Angle Grinder is supplied with the following accessories as standard Pin wrench Auxiliary handle 230mm Metal grinding disc Instruction manual Unpacking Due to modern mass production techniques it is unlikely that your GMC Power Tool is faulty or that a part is missing If you find anything wrong do not operate
8. in position with the quick release guard lever Fig C Operation LED Overload protection system Overloading the tool means the tool is being leaned on excessively during use slowing down the speed of the tool As a result of the motor slowing down the internal fan does not work to its full capacity The LED Overload protection system 16 will alert you when it is overloading The grinder will warn you when you are approaching overload by flashing the Yellow light If you continue to ignore the yellow light or do not see it the red light will come on and the grinder will immediately come to a stop When this occurs wait a brief moment then restart the grinder however take additional care not to press on the tool too much Single speed with soft start This grinder is fitted with soft start technology This feature operates when you start the tool by slowly increasing the power significantly reducing any kick when the grinder is switched on reducing the strain on the user By reducing the switch on surge it also helps prolong the life of the tool Switching on and off This angle grinder can be used for grinding and cutting steel stone or ceramic workpieces such as pipe box sections angle iron steel bar house bricks and tiles Do not attempt to grind wood or a soft metal such as lead The material will quickly fill the disc and render it useless 1 Before starting the grinder put on safety glasses
9. ions as it might rotate during use and create a hazard NOTE Grinding operations normally require the angle grinder to be held with the grinding disc at an angle of 20 to 30 between the tool and the plane of the workpiece whilst cutting operations normally require the angle grinder to held with the cutting disc at right angles to the workpiece Take the time to find the best combination of auxiliary handle and rotating handle positions to suit the task on hand lt can make a considerable difference to the levels of convenience and safety of operation Disc guard WARNING Switch off the grinder and disconnect it from the power point NOTE Grinding operations normally require the angle grinder to be held with the grinding disc parallel to the plane of the workpiece whilst cutting operations normally require the angle grinder to be held with the cutting disc at right angles to the workpiece Take the time to find the best combination of front handle and slimline handle positions to suit the task on hand It can make a considerable difference to the levels of convenience and safety of operation 1 Open the quick release guard lever 4 Fig C 2 Position the two lugs on the inside of the central guard ring in the vertical slot in the spindle cover and press the guard onto the spindle cover Fig D 3 Twist the guard to the appropriate position for either grinding or cutting Fig E 4 Lock the guard
10. n 4 Hold the tool securely and make sure that you have full control at all times 5 During a cutting operation maintain an angle of 30 to 40 between the tool and the workpiece 6 During grinding maintain an angle of 20 to 30 between the tool and the workpiece Replacing a disc CAUTION Switch off the grinder and disconnect it from the power point Depressed Disc 1 To remove the disc press and hold the spindle lock button 2 Fig H and rotate the disc by hand until the spindle lock engages and locks the spindle Use the pin wrench 11 to unscrew the outer flange 13 Note that this flange unscrews anticlockwise Fig Remove the outer flange 13 Fig J and the used N disc Fig K Clean the flanges 13 and 15 and check the new disc Ensure that the non threaded inner flange 15 is on the spindle and located correctly The two machined flat sections on the inner flange 15 must face the angle grinder and locate in the matching positions on the spindle Fig L Fit the new disc ensuring that the disc is correctly located on the inner flange NOTE Make sure that you select the correct disc for the planned application i e fit a metal grinding disc for cutting metal a masonry grinding disc for grinding masonry a cutting disc for cutting etc 5 Fit the outer flange 13 with the raised centre section facing outwards as shown in the picture below Figs
11. not allow persons unfamiliar with the power tool or these instructions to operate the power tool Power tools are dangerous in the hands of untrained users e Maintain power tools Check for misalignment or binding of moving parts breakage of parts and any other condition that may affect the power tools operation If damaged have the power tool repaired before use Many accidents are caused by poorly maintained power tools f Keep cutting tools sharp and clean Properly 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 instructions and in the manner intended for the particular type of power tool taking into account the working conditions and the work to be performed Use of the power tool for operations different from those intended could result in a hazardous situation 5 Service a Have your power tool serviced by a qualified repair person using only identical replacement parts This will ensure that the safety of the power tool is maintained Additional safety rules for angle grinders Fully unwind cable drum extensions to avoid potential overheating When an extension cable is required you must ensure that it has the right ampere rating for your power tool and is in safe electrical condition Always switch off before you put the angle grinder down Do not let anyone under 18 years operate
12. on brushes are worn down it will result in a current drop creating inefficient motor power which can result in costly repair The LED Brush wear indicator warns the user when a green light appears on the LED display The carbon brushes must be replaced soon When the carbon brushes are replaced the next time the tool is used the green light will not appear Fig Q CAUTION The carbon brushes should be replaced by a qualified technician at an authorised service centre Lubrication The grease in the gearbox will require replacement after extensive use of the tool Please refer to an authorised service agent to provide this service Power cord maintenance If the supply cord needs replacing the task must be carried out by the manufacturer the manufacturer s agent or an authorised service centre in order to avoid a safety hazard Cleaning 1 Keep the tool s air vents unclogged and clean at all times 2 Remove dust and dirt regularly Cleaning is best done with a rag Wear safety goggles or an eye shield and gloves whist cleaning 3 Re lubricate all moving parts at regular intervals 4 Never use caustic agents to clean plastic parts CAUTION Do not use cleaning agents to clean the plastic parts of the tool A mild detergent on a damp cloth is recommended Water must never come into contact with the tool General inspection Regularly check that all the fixing screws are tight They may vibrate loose ove
13. our finger on the switch or plugging in power tools that have the switch on invites accidents d Remove any adjusting key or wrench before turning the power tool on A wrench or a key left attached to a rotating part of the power tool may result in personal injury Do not overreach Keep proper footing and balance at all times This enables better control of the power tool in unexpected situations Dress properly Do not wear loose clothing or jewellery Keep your hair clothing and gloves away from moving parts Loose clothes jewellery or long hair can be caught in moving parts If devices are provided for the connection of dust extraction and collection facilities ensure these are connected and properly used Use of these devices can reduce dust related hazards 4 Power tool use and care a Do not force the power tool Use the correct power tool for your application The correct power tool will do the job better and safer at the rate for which it was designed oo O D h ce 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 repaired c Disconnect the plug from the power source before making any adjustments changing accessories 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
14. r time 12 Carefully read the entire Instruction Manual before using this product Before returning this product for a Warranty Claim or any other reason When you make your call please have the following information at hand GMC Product Type M GMC Product Code A GMC Service Engineer will take your call and in most cases will be able to solve your problem over the phone You are welcome to use this phone in service to make suggestions or give comments about any GMC product With continuing product development changes may have occurred which render the product received slightly different to that shown in this instruction manual The manufacturer reserves the right to change specifications without notice Note Specifications may differ from country to country Register your warranty on line at www gmcompany com and enter your receipt details The GMC 777 Helpline operates from 7am to 7pm 7 days a week EST This allows you to contact GMC directly with any queries and technical questions you have regarding products Save this Manual for future reference GMC Head Office 45 55 South Centre Road Melbourne Airport Victoria Australia 3045 Telephone 03 8346 1100 Fax 03 8346 1200
15. re that the raised portion is pressing against the disc Fig O Then fit the outer flange 13 making sure that the raised centre section is pointing towards the disc Fig P IMPORTANT The raised centre portion of the flange nut MUST BE correctly positioned as it locates the grinder cutting wheel Refer to the assembly drawing below Outer flange 13 Large outer flange 14 Cutting disc N Inner flange 15 6 Turn the new disc by hand ensuring that it is tight in the flanges and that it rotates fully and does not wobble unduly 7 Run the angle grinder no load for at least one minute to ensure the new disc is in good condition Make sure you are wearing all the safety gear and that you face the grinder away from you 11 Disc Selection Grinding Discs 230mm x 22 2mm bore x 6mm Generally used on steel and high grade steel also available for stone concrete and aerated concrete Cutting Discs 230mm x 22 2mm bore x 3mm Generally used on steel high grade steel and stainless steel also available for stone concrete and aerated concrete Diamond Blade Disc 230mm x 22 2mm bore x 2 2mm These types of discs are generally used in masonry cutting applications The are suited for cutting concrete tiles marble granite and sand stone LED brush wear indicator The LED Brush wear indicator 16 provides early warning that the carbon brushes within the tool require replacement When the carb
16. ription of symbols The rating plate on your tool may show symbols These represent important information about the product or instructions on its use Wear hearing protection Wear eye protection Wear breathing protection I Double insulated for additional protection OO Conforms to relevant standards for electromagnetic compatibility N380 Specifications Nominal voltage 230 240V 50 Hz Input power 2400W No load speed 6000 min Insulation class Double insulated Disc diameter 230mm 9 Spindle M14 Disc bore diameter 22 2mm Net weight 6kg Sound pressure level 94 5 dB A General safety rules WARNING Read all instructions Failure to follow all instructions listed below may result in electric shock fire and or serious injury The term power tool in all of the warnings listed below refers to your mains operated corded power tool or battery operated cordless power tool Save these instructions 1 Work area a Keep work area clean and well lit Cluttered and 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 Distractions can cause you to lose control 2 Electrical safety a Power tool plugs must match the outlet Never modify the plug in any way Do not use
17. the tool until the parts have been replaced or the fault has been rectified Failure to do so could result in serious personal injury Know your product 1 Motor housing 9 Rotating handle Before using the angle grinder 2 Spindle lock button 10 Rotating handle release button familiarise yourself with all the 3 Disc guard 11 Pin wrench operating E and safety 4 Quick release guard lever 12 Disc on docs 5 Mounting points for the 13 Outer flange e y a multi position auxiliary handle _ intended All other applications are 6 On i ch 14 pls Ga washer expressly ruled out NS UBS 7 Lock off catch 15 Inner flange 8 Multi position auxiliary handle 16 Brush wear overload LED indicator 1 Disc assembly showing flange requirements Flat disc Depressed disc Spigot Spigot facing a facing away ee the disc from disc Setting up Multi position auxiliary handle 1 Screw the multi position auxiliary handle 8 into the most suitable mounting point 5 top left side or right side to suit the planned operation Fig A 2 Press the rotating handle release button 10 and turn the rotating handle 9 to suit the planned operation Fig B NOTE The rear handle 9 can be rotated to the left or right It must be locked into one of the three preset positions central 90 to the left or 90 to the right It must not be used at any position in between these three preset posit
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