Makita GA4590 Instruction Manual page 10

Accidental re-start preventive
function
When plugging in the tool while the switch is ON, the
tool does not start.
At this time, the indication lamp blinks in red and shows
that the accidental re-start preventive function works.
To start the tool, turn off the switch, and turn it on again.
Constant speed control
Possible to get fine finish, because the rotating speed is
kept constant even under the loaded condition.
Soft start feature
Soft start feature reduces starting reaction.
Mechanical brake
Only for model GA4591 / GA5091
Mechanical brake is activated after the tool is switched
off.
The brake does not work when the power supply is shut
down with the switch still on.
ASSEMBLY
CAUTION:
Always be sure that the tool is
switched off and unplugged before carrying out
any work on the tool.
Installing side grip (handle)
CAUTION:
Always be sure that the side grip is
installed securely before operation.
Screw the side grip securely on the position of the tool
as shown in the figure.
Fig.6
Installing or removing wheel guard
WARNING:
wheel, flap disc, flex wheel or wire wheel brush,
the wheel guard must be fitted on the tool so that
the closed side of the guard always points toward
the operator.
WARNING:
securely locked by the lock lever with one of the
holes on the wheel guard.
WARNING:
/ diamond wheel, be sure to use only the special
wheel guard designed for use with cut-off wheels.
For depressed center wheel, flap disc,
flex wheel, wire wheel brush / abrasive
cut-off 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.
1
Fig.7
► 1. Lock lever 2. Notch 3. Protrusion
10 ENGLISH
When using a depressed center
Make sure that the wheel guard is
When using an abrasive cut-off
3
2