FUNCTIONAL
DESCRIPTION
CAUTION:
Always be sure that the tool is
switched off and unplugged before adjusting or
checking function on the tool.
Indication lamp
► Fig.1: 1. Indication lamp
The indication lamp lights up green when the tool is plugged.
If the indication lamp does not light up, the mains cord
or the controller may be defective.
The indication lamp is lit but the tool does not start even if the
tool is switched on, the carbon brushes may be worn out, or the
controller, the motor or the ON/OFF switch may be defective.
Shaft lock
WARNING:
Never actuate the shaft lock when
the spindle is moving. It may cause serious injury or
the tool damage.
Press the shaft lock to prevent spindle rotation when
installing or removing accessories.
► Fig.2: 1. Shaft lock
Switch action
CAUTION:
Before plugging in the tool, always
check to see that the switch trigger actuates properly
and returns to the "OFF" position when released.
CAUTION:
Make sure to switch off the tool in
case of a blackout or accidental shut down such
as unplugging of the power cord. Otherwise the
tool will start unexpectedly when the power supply
is recovered and cause an accident or personal injury.
Model GA5020 / GA5020Y / GA6020
► Fig.3: 1. Lock-on button / Lock-off button 2. Switch trigger
For tool without lock-on button and lock-
off button
Country specific
To start the tool, simply pull the switch trigger. Release
the switch trigger to stop.
For tool with lock-on button
Country specific
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.
To start the tool, simply pull the switch trigger. Release
the switch trigger to stop.
For continuous operation, pull the switch trigger and
then push in the lock-on button.
To stop the tool from the locked position, pull the switch
trigger fully, then release it.
For tool with lock-off button
Country specific (including Australia and New
Zealand)
To prevent the switch trigger from being accidentally
pulled, a lock-off button is provided.
To start the tool, depress the lock-off button and pull the
switch trigger. Release the switch trigger to stop.
Model GA5021 / GA5021C / GA6021 /
GA6021C
► Fig.4: 1. Switch trigger 2. Lock lever
For tool with the lock-on switch
Country specific
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.
To start the tool, simply pull the switch trigger (in the B
direction). Release the switch trigger to stop.
For continuous operation, pull the switch trigger (in the
B direction) and then push in the lock lever (in the A
direction).
To stop the tool from the locked position, pull the switch
trigger fully (in the B direction), then release it.
For tool with the lock-off switch
Country specific (including Australia and New
Zealand)
To prevent the switch trigger from accidentally pulled, a
lock lever is provided.
To start the tool, push in the lock lever (in the A direc-
tion) and then pull the switch trigger (in the B direction).
Release the switch trigger to stop.
NOTICE:
Do not pull the switch trigger hard
without pressing in the lock lever. This can cause
switch breakage.
For tool with the lock-on and lock-off
switch
Country specific
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.
To prevent the switch trigger from accidentally pulled, a
lock lever is provided.
To start the tool, push in the lock lever (in the A direc-
tion) and then pull the switch trigger (in the B direction).
Release the switch trigger to stop.
For continuous operation, push in the lock lever (in the
A direction), pull the switch trigger (in the B direction)
and then pull the lock lever (in the C direction).
To stop the tool from the locked position, pull the switch
trigger fully (in the B direction), then release it.
NOTICE:
Do not pull the switch trigger hard
without pressing in the lock lever. This can cause
switch breakage.
12 ENGLISH