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Shaft lock
ASSEMBLY
Press the shaft lock to prevent spindle rotation when
installing or removing accessories.
► Fig.3: 1. Shaft lock
CAUTION: Always be sure that the tool is
switched off and the battery cartridge is removed
before adjusting or checking function on the tool.
NOTICE: Never actuate the shaft lock when the
spindle is moving. The tool may be damaged.
Installing side grip (handle)
Switch action
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.5
CAUTION: Before installing the battery car-
tridge into the tool, always check to see that the
slide switch actuates properly and returns to the
"OFF" position when the rear of the slide switch
is depressed.
Installing or removing wheel guard
CAUTION: Switch can be locked in "ON" posi-
tion for ease of operator comfort during extended
use. Apply caution when locking tool in "ON"
position and maintain firm grasp on tool.
WARNING: When using a depressed center
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: Make sure that the wheel guard is
securely locked by the lock lever with one of the
holes on the wheel guard.
To start the tool, slide the slide switch toward the “I
(ON)” position by pushing the rear of the slide switch.
For continuous operation, press the front of the slide
switch to lock it.
To stop the tool, press the rear of the slide switch, then
slide it toward the “O (OFF)” position.
► Fig.4: 1. Slide switch
WARNING: When using an abrasive cut-off
/ diamond wheel, be sure to use only the special
wheel guard designed for use with cut-off wheels.
Accidental re-start preventive
function
(In some European countries, when using a diamond
wheel, the ordinary guard can be used. Follow the
regulations in your country.)
When installing the battery cartridge while the slide
switch in the "I (ON)" position, the tool does not start.
To start the tool, first slide the slide switch toward the
"O (OFF)" position and then slide it toward the "I (ON)"
position.
Electronic torque control function
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.
► Fig.6: 1. Lock lever 2. Notch 3. Protrusion
The tool electronically detects situations where the
wheel or accessory may be at risk to be bound. In the
situation, the tool is automatically shut off to prevent
further rotation of the spindle (it does not prevent
kickback).
To restart the tool, switch off the tool first, remove the
cause of sudden drop in the rotation speed, and then
turn the tool on.
2.
While pushing the lock lever toward A, push in the
wheel guard by holding down the portions B as shown
in the figure.
► Fig.7: 1. Wheel guard 2. Hole
Soft start feature
Soft start feature reduces starting reaction.
NOTE: Push down the wheel guard straight.
Otherwise, you cannot push the wheel guard
completely.
Electric brake
Only for model GA003G / GA004G / GA005G
3.
While keeping the lock lever and wheel guard
position as described in step 2, rotate the wheel guard
toward C, and then, change the angle of the wheel
guard according to the work.
► Fig.8: 1. Wheel guard 2. Hole
Electric brake is activated after the tool is switched off.
The brake does not work when the power supply is shut
down, such as the battery is removed accidentally, with
the switch still on.
NOTE: Push the wheel guard completely. Otherwise,
you cannot rotate the wheel guard.
To remove wheel guard, follow the installation proce-
dure in reverse.
13
ENGLISH