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h)  Wear personal protective equipment. Depending on 

application, use face shield, safety goggles or safety 

glasses. As appropriate, wear dust mask, hearing 

protectors, gloves and workshop apron capable of 

stopping small abrasive or workpiece fragments. 

The 

eye protection must be capable of stopping flying debris 

generated by various operations.  The dust mask or 

respirator must be capable of filtrating particles generated 

by your operation. Prolonged exposure to high intensity 

noise may cause hearing loss. 

i)  Keep bystanders a safe distance away from work area. 

Anyone entering the work area must wear personal 

protective equipment.

 Fragments of workpiece or of a 

broken accessory may fly away and cause injury beyond 

immediate area of operation. 

j)  Hold power tool by insulated gripping surfaces only, 

when performing an operation where the cutting 

accessory may contact hidden wiring or its own cord.

 

Cutting accessory contacting a “live” wire may make 

exposed metal parts of the power tool “live” and shock the 

operator. 

k)  Position the cord clear of the spinning accessory.

 

If 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 spinning accessory 

may grab the surface and pull the power tool out of your 

control. 

m)  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. 

n)  Regularly clean the power tool’s air vents.

 The motor’s 

fan will draw the dust inside the housing and excessive 

accumulation of powdered metal may cause electrical 

hazards. 

o)  Do not operate the power tool near flammable 

materials.

 Sparks could ignite these materials. 

p)  Do not use accessories that require liquid coolants.

 

Using water or other liquid coolants may result in 

electrocution or shock. 

Further safety instructions for all operations 

Kickback and Related Warnings 

Kickback is a sudden reaction to a pinched or snagged 

rotating wheel, backing pad, brush or any other accessory. 

Pinching or snagging causes rapid stalling of the rotating 

accessory which in turn causes the uncontrolled power tool 

to be forced in the direction opposite of the accessory’s 

rotation at the point of the binding. 

For example, if an abrasive wheel is snagged or pinched 

by the workpiece, the edge of the wheel that is entering 

into the pinch point can dig into the surface of the material 

causing 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. 

a)  Maintain a firm grip on the power tool and position 

your body and arm to allow you to resist kickback 

forces. Always use auxiliary handle, if provided, for 

maximum control over kickback or torque reaction 

during start-up. 

The operator can control torque 

reactions or kickback forces, if proper precautions are 

taken. 

b)  Never place your hand near the rotating accessory.

 

Accessory may kickback over your hand. 

c)  Do not position your body in 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. 

7

Summary of Contents for NLE50AG

Page 1: ...Black Cyan Magenta Yellow Code NLE50AG IM Date 110302 Edition 07 Op DCR INSTRUCTION MANUAL NLE50AG 620W 100mm 4 ANGLE GRINDER KIT ...

Page 2: ...3 General safety rules 4 Additional safety rules for angle grinders 5 Safety instructions for all operations 6 Further safety instructions for all operations 7 Additional safety instructions for grinding and cutting off operations 8 Accessories 9 Unpacking 9 Know your product 10 Setting up 11 Operation 11 Replacing a disc 12 Maintenance 13 Cleaning 13 General inspection 13 ...

Page 3: ...n Your new 909 power tool will more than satisfy your expectations It has been manufactured under stringent 909 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 909 Power Tool Take spec...

Page 4: ...ed 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 f To reduce the risk of electric shock the manufacturer recommends the use of a residual current device with a rated residual current of 30mA or less at all times 3 Personal safety a Stay alert w...

Page 5: ...ose intended could result in a hazardous situation h This appliance is not intended for use by persons including children with reduced physical sensory or mental capabilities or lack of experience and knowledge unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety i Children should be supervised to ensure that they do not pl...

Page 6: ...structions for all operations Safety Warnings Common for Grinding Abrasive Cutting Off Operations a This power tool is intended to function as a grinder or cut off tool 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 c Do not use accessories w...

Page 7: ...ulation of powdered metal may cause electrical hazards o Do not operate the power tool near flammable materials Sparks could ignite these materials p Do not use accessories that require liquid coolants Using water or other liquid coolants may result in electrocution or shock Further safety instructions for all operations Kickback and Related Warnings Kickback is a sudden reaction to a pinched or s...

Page 8: ...ol and may burst Additional safety instructions for cutting off operations Additional Safety Warnings Specific for Abrasive Cutting Off Operations a Do not jam the cut off wheel or apply excessive pressure Do not attempt to make an excessive depth of cut Overstressing the wheel increases the loading and susceptibility to twisting or binding of the wheel in the cut and the possibility of kickback o...

Page 9: ... discs Pin wrench Side handle Instruction manual Unpacking Due to modern mass production techniques it is unlikely that your 909 Power Tool is faulty or that a part is missing If you find anything wrong do not operate the tool until the parts have been replaced or the fault has been rectified Failure to do so could result in serious personal injury 9 ...

Page 10: ...yourself with all the operating features and safety requirements Use the tool and accessories only for the applications intended All other applications are expressly ruled out 1 Motor housing 2 Spindle lock button 3 Disc guard 4 Mounting points for the multi position front handle 5 On Off switch with lock on facility 6 Multi position front handle 7 Pin wrench 8 Depressed disc Greater than 4 mm in ...

Page 11: ... Operation Switching on and off 1 To start the grinder first ensure the disc guarding and the tool is in good condition and set up for the task to be performed Plug the cordset into the mains socket Hold the tool firmly in anticipation of the start up torque Push the on off switch 5 forward and up over the latching ramp to lock the switch on Allow the grinder to start and attain full speed before ...

Page 12: ...The two machined flat sections on the inner flange must face the angle grinder and locate in the matching positions on the spindle 5 For grinding and cutting discs which are thicker than 4mm fit the outer locking flange with the raised centre section facing inwards towards the wheel This helps to locate the disc on the flanges 6 For grinding and cutting discs which are 4mm or less in thickness fit...

Page 13: ...horised 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 cle...

Page 14: ......

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