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4 ENGLISH

accessory is dropped, inspect for damage or 

install an undamaged accessory. After inspect-

ing and installing an accessory, position your-

self and bystanders away from the plane of 

the rotating accessory and run the power tool 

at maximum no-load speed for one minute.

 

Damaged accessories will normally break apart 

during this test time.

8. 

Wear personal protective equipment. 

Depending 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 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.

9. 

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.

10. 

Hold the power tool by insulated gripping 

surfaces only, when performing an operation 

where the cutting accessory may contact hid-

den wiring or its own cord.

 Cutting accessory 

contacting a "live" wire may make exposed metal 

parts of the power tool “live” and could give the 

operator an electric shock.

11. 

Position the cord clear of the spinning acces-

sory.

 If you lose control, the cord may be cut or 

snagged and your hand or arm may be pulled into 

the spinning accessory.

12. 

Never lay the power tool down until the acces-

sory has come to a complete stop.

 The spinning 

accessory may grab the surface and pull the 

power tool out of your control.

13. 

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.

14. 

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.

15. 

Do not operate the power tool near flammable 

materials.

 Sparks could ignite these materials.

16. 

Do not use accessories that require liquid 

coolants.

 Using water or other liquid coolants 

may result in electrocution or shock.

Kickback and Related Warnings

Kickback is a sudden reaction to a pinched or snagged 

rotating wheel, backing pad, brush or any other acces-

sory. Pinching or snagging causes rapid stalling of the 

rotating accessory which in turn causes the uncon-

trolled 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 move-

ment 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.
1. 

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 kick-

back forces, if proper precautions are taken.

2. 

Never place your hand near the rotating acces-

sory.

 Accessory may kickback over your hand.

3. 

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.

4. 

Use special care when working corners, sharp 

edges etc. Avoid bouncing and snagging the 

accessory.

 Corners, sharp edges or bouncing 

have a tendency to snag the rotating accessory 

and cause loss of control or kickback.

5. 

Do not attach a saw chain woodcarving blade 

or toothed saw blade.

 Such blades create fre-

quent kickback and loss of control.

Safety Warnings Specific for Grinding Operation:

1. 

Use only wheel types that are recommended 

for your power tool and the specific guard 

designed for the selected wheel.

 Wheels for 

which the power tool was not designed cannot be 

adequately guarded and are unsafe.

2. 

The grinding surface of centre depressed 

wheels must be mounted below the plane of 

the guard lip.

 An improperly mounted wheel that 

projects through the plane of the guard lip cannot 

be adequately protected.

3. 

The guard must be securely attached to the 

power tool and positioned for maximum safety, 

so the least amount of wheel is exposed 

towards the operator. 

The guard helps to protect 

the operator from broken wheel fragments, acci-

dental contact with wheel and sparks that could 

ignite clothing.

4. 

Wheels must be used only for recommended 

applications. For example: do not grind with 

the side of cut-off wheel.

 Abrasive cut-off wheels 

are intended for peripheral grinding, side forces 

applied to these wheels may cause them to 

shatter.

5. 

Always use undamaged wheel flanges that are 

of correct size and shape for your selected 

wheel.

 Proper wheel flanges support the wheel 

thus reducing the possibility of wheel breakage. 

Flanges for cut-off wheels may be different from 

grinding wheel flanges.

6. 

Do not use worn down wheels from larger 

power tools.

 Wheel intended for larger power tool 

is not suitable for the higher speed of a smaller 

tool and may burst.

Summary of Contents for M9511

Page 1: ...INSTRUCTION MANUAL Angle Grinder M9509 M9510 M9511 ENGLISH Original instructions DOUBLE INSULATION Read before use ...

Page 2: ...be used from sockets without earth wire SAFETY WARNINGS General power tool safety warnings WARNING Read all safety warnings and all instructions Failure to follow the warnings and instructions may result in electric shock fire and or serious injury Save all warnings and instruc tions for future reference The term power tool in the warnings refers to your mains operated corded power tool or battery...

Page 3: ...n and do 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 5 Maintain power tools Check for misalignment or binding of moving parts breakage of parts and any other condition that may affect the power tool s operation If damaged have the power tool repaired before use Many accidents are caused b...

Page 4: ...el 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 move ment at the point of pinching Abrasive wheels may also break under these conditions Kickback is the result of po...

Page 5: ...o rotate after the tool is switched off 15 If working place is extremely hot and humid or badly polluted by conductive dust use a short circuit breaker 30 mA to assure opera tor safety 16 Do not use the tool on any materials contain ing asbestos 17 Do not use cloth work gloves during operation Fibers from cloth gloves may enter the tool which causes tool breakage SAVE THESE INSTRUCTIONS WARNING DO...

Page 6: ...eel Optional accessory WARNING When using a depressed center wheel the wheel guard must be fitted on the tool so that the closed side of the guard always points toward the operator CAUTION Make sure that the mounting part of the inner flange fits into the inner diameter of the depressed center wheel perfectly Mounting the inner flange on the wrong side may result in the dangerous vibration Mount t...

Page 7: ... the other on the side grip handle Grinding operation Turn the tool on and then apply the wheel or disc to the workpiece In general keep the edge of the wheel or disc at an angle of about 15 to the workpiece surface During the break in period with a new wheel do not work the grinder in forward direction or it may cut into the workpiece Once the edge of the wheel has been rounded off by use the whe...

Page 8: ...Makita Corporation www makita com 885529 5 EN 20160629 ...

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