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Positec Australia Pty Limited 
Unit 15, 23 Narabang Way, Belrose 2085 NSW Australia
www.jcb-tools.com
Customer Helpline 1300 889 028  

WORKING HINTS FOR YOUR ANGLE GRINDER 

If your angle grinder becomes too hot, run no load for 2-3 minutes to cool the 
motor.
Never start your angle grinder with the disc/ accessory in contact with the 
workpiece.
Always start at no load to achieve maximum speed then start working.
Do not force the disc to work faster, reducing the Disc’s moving speed means 
longer working time.
When grinding, always work with a 30° to 40° angle between disc and workpiece. 
Larger angles will cut ridges into the workpiece and affect the surface finish. Move 
the angle grinder across and back and forth over the workpiece.
When using a cutting disc, never change the cutting angle otherwise you will stall 
the disc and angle grinder motor or break the disc.
When cutting, only cut in the opposite direction to the disc rotation. If you cut in 
the same direction as the disc rotation the disc may push itself out of the cut slot.
When cutting very hard material best results can be achieved with a diamond disc.
When using a diamond disc it will become very hot. If this happens you will see 
a full ring of sparks around the rotating disc. Stop cutting and allow cooling at no 
load speed for 2-3 minutes.
Always ensure the workpiece is firmly held or clamped to prevent movement.

MAINTENANCE

Remove the plug from the socket before carrying out any adjustment, servicing 

or maintenance.

Your power tool requires no additional lubrication or maintenance. 
There are no user serviceable parts in your power tool. Never use water or 
chemical cleaners to clean your power tool. Wipe clean with a dry cloth. Always 
store your power tool in a dry place. Keep the motor ventilation slots clean. Keep 
all working controls free of dust. Occasionally you may see sparks through the 
ventilation slots. This is normal and will not damage your power tool.                                  
If the supply cord is damaged, it must be replaced by the manufacturer, its service 
agent or similarly qualified persons in order to avoid a hazard.

Summary of Contents for AG720

Page 1: ...Positec Australia Pty Limited Unit 15 23 Narabang Way Belrose 2085 NSW Australia www jcb tools com Customer Helpline 1300 889 028 Safety and operating manual Angle Grinder JCB AG720...

Page 2: ...plugs with grounded power tools Unmodified plugs and matching outlets will reduce risk of electric shock b Avoid body contact with grounded surfaces such as pipes radiators ranges and refrigerators T...

Page 3: ...d situations f 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 g If...

Page 4: ...tting 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 accordanc...

Page 5: ...rated speed can break and fly apart e 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...

Page 6: ...f you lose control the cord may be cut or snagged and your hand or arm may be pulled into the spinning accessory l Never lay the power tool down until the accessory has come to a complete stop The spi...

Page 7: ...n the area where power tool will move if kickback occurs Kickback will propel the tool in direction opposite to the wheel s movement at the point of snagging d Use special care when working corners sh...

Page 8: ...age b Do not position your body in line with and behind the rotating wheel When the wheel at the point of operation is moving away from your body the possible kickback may propel the spinning wheel an...

Page 9: ...rabang Way Belrose 2085 NSW Australia www jcb tools com Customer Helpline 1300 889 028 SYMBOLS To reduce the risk of injury user must read instruction manual Double insulation Wear ear protection Wear...

Page 10: ...Positec Australia Pty Limited Unit 15 23 Narabang Way Belrose 2085 NSW Australia www jcb tools com Customer Helpline 1300 889 028 COMPONENT LIST 12 11 10 9 5 8 3 13 4 1 2 6 7...

Page 11: ...8 1 ON OFF SWITCH 2 HAND GRIP AREA 3 AUXILIARY HANDLE 4 SPINDLE LOCK BUTTON 5 OUTER FLANGE 6 INNER FLANGE 7 SPINDLE 8 GRINDING DISC 9 SPANNER 10 PROTECTION GUARD FOR GRINDING 11 CLAMPING SCREW 12 CODE...

Page 12: ...00 min Protection class II Spindle thread M14 Disc size 115mm Disc bore 22 2mm Machine weight 2 5kg ACCESSORIES Use good quality accessories marked with a well known brand name Choose the type accordi...

Page 13: ...otection guard for cutting accessory must be used ASSEMBLY AND ADJUSTMENT Mounting the Protective Devices 1 AUXILIARY HANDLE For all work with the machine the auxiliary handle 3 must be mounted Screw...

Page 14: ...attention to the dimensions of the grinding disc The mounting hole diameter must fit the inner flange 6 without play Do not use reducers or adapters When using a diamond cutting disc take care that th...

Page 15: ...ding or cutting discs the protection guard must be mounted The coded projection 12 on the protection guard 10 13 ensures that only a guard that fits the machine type can be mounted Open the clamping l...

Page 16: ...ing and cutting discs become very hot while working do not touch until they have cooled Pull the plug from the socket outlet when not using the machine With the plug inserted and mains voltage existin...

Page 17: ...motion Therefore never move the machine in the other direction Otherwise the danger exists of it being pushed uncontrolled out of the cut ROTATING THE GEAR CASE Before any work on the machine itself...

Page 18: ...ut in the same direction as the disc rotation the disc may push itself out of the cut slot When cutting very hard material best results can be achieved with a diamond disc When using a diamond disc it...

Page 19: ...inder will not operate check the power at the main plug 2 If your grinder wheel wobbles or vibrates check that outer flange is tight check that the wheel is correctly located on the flange plate 3 If...

Page 20: ...eriod only The tool has not been misused abused neglected altered modified or repaired by anyone other than an authorized service centre Only genuine JCB parts that fall under normal customer maintena...

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