Makita GA4590 Instruction Manual page 12

When installing the diamond wheel:
Fig.17
► 1. Lock nut 2. Diamond wheel (Thinner than 4 mm
(5/32")) 3. Diamond wheel (4 mm (5/32") or thicker)
4. Inner flange
Installing wire cup brush
Optional accessory
CAUTION:
Do not use brush that is damaged,
or which is out of balance. Use of damaged brush
could increase potential for injury from contact with
broken brush wires.
Place the tool upside down to allow easy access to the
spindle.
Remove any accessories on spindle. Thread wire cup
brush onto spindle and tighten with supplied wrench.
Fig.18
► 1. Wire cup brush
Installing wire wheel brush
Optional accessory
CAUTION:
Do not use wire wheel brush that
is damaged, or which is out of balance. Use of
damaged wire wheel brush could increase potential
for injury from contact with broken wires.
CAUTION:
ALWAYS use guard with wire
wheel brushes, assuring diameter of wheel fits
inside guard. Wheel can shatter during use and
guard helps to reduce chances of personal injury.
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Place the tool upside down to allow easy access to the
spindle.
Remove any accessories on spindle. Thread wire wheel
brush onto spindle and tighten with the wrenches.
Fig.19
► 1. Wire wheel brush
Installing hole cutter
Optional accessory
Place the tool upside down to allow easy access to the
spindle.
Remove any accessories on the spindle. Thread the
hole cutter onto the spindle, and tighten it with the sup-
plied wrench.
Fig.20
► 1. Hole cutter
Installing dust collecting wheel
guard for grinding
Optional accessory
With optional accessories, you can use this tool for
planing concrete surface.
CAUTION:
Dust collecting wheel guard for
grinding is only for use in planing concrete sur-
face with a cup-type diamond wheel. Do not use
this guard with any other cutting accessory or for
any other purpose.
CAUTION:
Before operation, make sure that
a vacuum cleaner is connected to the tool and
turned on.
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