Makita GA5050R [11/104] For 100 mm 4 model

Makita GA4550R [11/104] For 100 mm 4 model
11 ENGLISH
Installing or removing wheel guard
WARNING: When using a depressed center
wheel, ap disc, ex wheel or wire wheel brush,
the wheel guard must be tted on the tool so that
the closed side of the guard always points toward
the operator.
WARNING: Make sure that the wheel guard is
securely locked by the lock lever with one of the
holes on the wheel guard.
WARNING: When using an abrasive cut-o󰀨
/ diamond wheel, be sure to use only the special
wheel guard designed for use with cut-o󰀨 wheels.
(In some European countries, when using a diamond
wheel, the ordinary guard can be used. Follow the
regulations in your country.)
For depressed center wheel, ap disc,
ex wheel, wire wheel brush / abrasive
cut-o󰀨 wheel, diamond wheel
1. While pushing the lock lever, mount the wheel
guard with the protrusions on the wheel guard aligned
with the notches on the bearing box.
Fig.4: 1. Lock lever 2. Notch 3. Protrusion
2. While pushing the lock lever toward A, hold down
the portions B of the wheel guard as shown in the
gure.
Fig.5: 1. Wheel guard 2. Hole
NOTE: Push down the wheel guard straight.
Otherwise, you cannot secure the wheel guard.
3. While pushing the lock lever, rotate the wheel
guard toward C, and then, change the angle of the
wheel guard according to the work so that the operator
can be protected. Align the lock lever with one of the
holes in the wheel guard, and then release the lock
lever to lock the wheel guard.
Fig.6: 1. Wheel guard 2. Hole
To remove wheel guard, follow the installation proce-
dure in reverse.
Installing or removing depressed
center wheel or ap disc
Optional accessory
WARNING: When using a depressed center
wheel or ap disc, the wheel guard must be tted
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 ange ts into the inner diameter of
the depressed center wheel / ap disc perfectly.
Mounting the inner ange on the wrong side may
result in the dangerous vibration.
Mount the inner ange onto the spindle.
Make sure to t the dented part of the inner ange onto
the straight part at the bottom of the spindle.
Fit the depressed center wheel / ap disc on the inner
ange and screw the lock nut onto the spindle.
Fig.7: 1. Lock nut 2. Depressed center wheel
3. Inner ange 4. Mounting part
To tighten the lock nut, press the shaft lock rmly so
that the spindle cannot revolve, then use the lock nut
wrench and securely tighten clockwise.
Fig.8: 1. Lock nut wrench 2. Shaft lock
To remove the wheel, follow the installation procedure
in reverse.
Installing or removing ex wheel
Optional accessory
WARNING: Always use supplied guard when
ex wheel is on tool. Wheel can shatter during use
and guard helps to reduce chances of personal injury.
Fig.9: 1. Lock nut 2. Flex wheel 3. Back up pad
4. Inner ange
Follow instructions for depressed center wheel but also
use back up pad over wheel. See order of assembly on
accessories page in this manual.
Installing or removing abrasive disc
Optional accessory
For 100 mm (4″) model
Fig.10: 1. Sanding lock nut 2. Abrasive disc
3. Rubber pad 4. Inner ange
1. Mount the inner ange onto the spindle.
2. Mount the rubber pad onto the spindle.
3. Fit the disc on the rubber pad and screw the sand-
ing lock nut onto the spindle.
4. Hold the spindle with the shaft lock, and securely
tighten the sanding lock nut clockwise with the lock nut
wrench.
For 115 mm (4 - 1/2″) / 125 mm (5″) model
Fig.11: 1. Sanding lock nut 2. Abrasive disc
3. Rubber pad
1. Mount the rubber pad onto the spindle.
2. Fit the disc on the rubber pad and screw the sand-
ing lock nut onto the spindle.
3. Hold the spindle with the shaft lock, and securely
tighten the sanding lock nut clockwise with the lock nut
wrench.
To remove the disc, follow the installation procedure in
reverse.
NOTE: Use sander accessories specied in this man-
ual. These must be purchased separately.

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