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12 

1

2

3

4

 

 

010828 

When installing a diamond wheel or a abrasive cut-off 
wheel with its 7mm or more thick wheel body, mount the 
lock nut with its pilot circular part (protrusion) for wheel 
bore facing the wheel. 

For Australia and New Zealand 

Installing or removing abrasive cut-off wheel / 
diamond wheel (optional accessory) 

1

2

3

4

45

78

78

5

 

 

010946 

MAINTENANCE 

 

CAUTION: 

• 

Always be sure that the tool is switched off and 
unplugged before attempting to perform inspection 
or maintenance. 

• 

Never use gasoline, benzine, thinner, alcohol or 
the like. Discoloration, deformation or cracks may 
result. 

1

2

 

 

010653 

The tool and its air vents have to be kept clean. 
Regularly clean the tool's air vents or whenever the 
vents start to become obstructed. 

Replacing carbon brushes 

1

2

3

 

 

001146 

When the resin insulating tip inside the carbon brush is 
exposed to contact the commutator, it will automatically 
shut off the motor. When this occurs, both carbon 
brushes should be replaced. Keep the carbon brushes 
clean and free to slip in the holders. Both carbon 
brushes should be replaced at the same time. Use only 
identical carbon brushes. 
Use a screwdriver to remove the brush holder caps. 
Take out the worn carbon brushes, insert the new ones 
and secure the brush holder caps. 

1

2

 

 

010649 

 
To maintain product SAFETY and RELIABILITY, repairs, 
any other maintenance or adjustment should be 
performed by Makita Authorized Service Centers, 
always using Makita replacement parts. 

OPTIONAL ACCESSORIES 

 

CAUTION: 

• 

These accessories or attachments are 
recommended for use with your Makita tool 
specified in this manual. The use of any other 
accessories or attachments might present a risk of 
injury to persons. Only use accessory or 
attachment for its stated purpose. 

If you need any assistance for more details regarding 
these accessories, ask your local Makita Service Center. 

 
 
 
 
 

1. Brush holder 

cap 

2. Screwdriver 

1. Commutator 
2. Insulating tip 
3. Carbon brush 

1. Exhaust vent 
2. Inhalation vent

1. Lock nut 
2. Outer flange 78
3. Abrasive cut-off 

wheel/diamond 
wheel 

4. Inner flange 78
5. Wheel guard for 

abrasive cut-off 
wheel/diamond 
wheel 

1. Lock nut 
2. Abrasive cut-off 

wheel/diamond 
wheel 

3. Inner flange 
4. Wheel guard for 

abrasive cut-off 
wheel/diamond 
wheel 

Summary of Contents for GA9050R

Page 1: ...1 E NGLISH Original instructions INSTRUCTION MANUAL DOUBLE INSULATION IMPORTANT Read Before Using Angle Grinder GA7050 GA7050R GA9050 GA9050R 010638 ...

Page 2: ... The tool is intended for grinding sanding and cutting of metal and stone materials without the use of water ENF002 2 Power supply The tool should be connected only to a power supply of the same voltage as indicated on the nameplate and can only be operated on single phase AC supply They are double insulated and can therefore also be used from sockets without earth wire For model GA7050 GA9050 ENF...

Page 3: ...th 2006 42 EC is available from Makita Jan Baptist Vinkstraat 2 3070 Belgium 31 12 2013 000331 Yasushi Fukaya Director Makita Jan Baptist Vinkstraat 2 3070 Belgium GEA005 3 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 instructions...

Page 4: ...it on and off Any power tool that cannot be controlled with the switch is dangerous and must be repaired 20 Disconnect the plug from the power source and or the battery pack from the power tool before making any adjustments changing accessories or storing power tools Such preventive safety measures reduce the risk of starting the power tool accidentally 21 Store idle power tools out of the reach o...

Page 5: ...led into the spinning accessory 12 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 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 t...

Page 6: ... the cut off wheel from the cut while the wheel is in motion otherwise kickback may occur Investigate and take corrective action to eliminate the cause of wheel binding d Do not restart the cutting operation in the workpiece Let the wheel reach full speed and carefully re enter the cut The wheel may bind walk up or kickback if the power tool is restarted in the workpiece e Support panels or any ov...

Page 7: ...ed use replace strict adherence to safety rules for the subject product MISUSE or failure to follow the safety rules stated in this instruction manual may cause serious personal injury FUNCTIONAL DESCRIPTION CAUTION Always be sure that the tool is switched off and unplugged before adjusting or checking function on the tool Shaft lock CAUTION Never actuate the shaft lock when the spindle is moving ...

Page 8: ...nintentional restart proof device is on function To cancel the unintentional restart proof pull the switch trigger fully then release it Soft start feature These models begin to run slowly when they are turned on This soft start feature assures smoother operation ASSEMBLY CAUTION Always be sure that the tool is switched off and unplugged before carrying out any work on the tool Installing side gri...

Page 9: ...ount the inner flange onto the spindle Fit the wheel disc on the inner flange and screw the lock nut onto the spindle WARNING Never use a more than 6 5 mm thick grinding wheel Super flange Models with the letter F are standard equipped with a super flange Only 1 3 of efforts needed to undo lock nut compared with conventional type NOTE Only for tools with M14 spindle thread For Australia and New Ze...

Page 10: ...E Ezynut can be loosened by hand as long as the arrow points the notch Otherwise a lock nut wrench is required to loosen it Insert one pin of the wrench into a hole and turn Ezynut counterclockwise Only for tools with M14 spindle thread OPERATION WARNING It should never be necessary to force the tool The weight of the tool applies adequate pressure Forcing and excessive pressure could cause danger...

Page 11: ... wire wheel brushes assuring diameter of wheel fits inside guard Wheel can shatter during use and guard helps to reduce chances of personal injury 1 010659 Unplug tool and place it upside down allowing easy access to spindle Remove any accessories on spindle Thread wire wheel brush onto spindle and tighten with the wrenches When using wire wheel brush avoid applying too much pressure which causes ...

Page 12: ...ip in the holders Both carbon brushes should be replaced at the same time Use only identical carbon brushes Use a screwdriver to remove the brush holder caps Take out the worn carbon brushes insert the new ones and secure the brush holder caps 1 2 010649 To maintain product SAFETY and RELIABILITY repairs any other maintenance or adjustment should be performed by Makita Authorized Service Centers a...

Page 13: ...ve disc Wire wheel brush Wire cup brush Lock nut wrench Sanding lock nut Inner flange 78 Australia and New Zealand only 4 Wheel guard for Abrasive cut off wheel Diamond wheel 3 Dust cover attachment 1 Only for tools with M14 spindle thread 2 Do not use Super flange and Ezynut together 3 In some European countries when using a diamond wheel the ordinary guard can be used instead of the special guar...

Page 14: ...14 NOTE Some items in the list may be included in the tool package as standard accessories They may differ from country to country ...

Page 15: ...15 ...

Page 16: ...16 www makita com Makita Jan Baptist Vinkstraat 2 3070 Belgium Makita Corporation Anjo Aichi Japan 884937E223 ...

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