Makita GA5030, GA4530, GA4030 Operation, Installing or removing flex wheel optional accessory

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2

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1.Lock nut wrench

2.Shaft lock

spindle cannot revolve, then use the lock nut wrench and securely tighten clockwise.

To remove the disc, follow the installation procedure in reverse.

OPERATION

WARNING:

•	It should never be necessary to force the tool. The
	weight of the tool applies adequate pressure.

To remove the wheel, follow the installation procedure in reverse.

WARNING:

Only actuate the shaft lock when the spindle is not moving.

Installing or removing flex wheel (optional accessory)

	Forcing and excessive pressure could cause
	dangerous wheel breakage.
•	ALWAYS replace wheel if tool is dropped while
	grinding.
•	NEVER bang or hit grinding disc or wheel onto
	work.
•	Avoid bouncing and snagging the wheel, especially
	when working corners, sharp edges etc. This can
	cause loss of control and kickback.

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2

3

4

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1.Lock nut

2.Flex wheel

3.Plastic pad

4.Inner flange

• NEVER use tool with wood cutting blades and other

saw blades. Such blades when used on a grinder

frequently kick and cause loss of control leading to

personal injury.

CAUTION:

•After operation, always switch off the tool and wait until the wheel has come to a complete stop before putting the tool down.

Grinding and sanding operation

WARNING:

•Always use supplied guard when flex wheel is on

tool. Wheel can shatter during use and guard helps to reduce chances of personal injury.

Follow instructions for depressed center grinding wheel/Multi-disc but also use plastic pad over wheel. See order of assembly on accessories page in this manual.

Installing or removing abrasive disc (optional accessory)

	1.	Lock nut
1	2. Abrasive disc
2	3.	Rubber pad
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NOTE:

•Use sander accessories specified in this manual. These must be purchased separately.

Mount the rubber pad onto the spindle. Fit the disc on the rubber pad and screw the lock nut onto the spindle. To tighten the lock nut, press the shaft lock firmly so that the

A B

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ALWAYS hold the tool firmly with one hand on housing and the other on the side handle. 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 degrees to the workpiece surface.

During the break-in period with a new wheel, do not work the grinder in the B direction or it will cut into the workpiece. Once the edge of the wheel has been rounded off by use, the wheel may be worked in both A and B direction.

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