16 ENGLISH
Overdischarge protection
When the battery capacity is not enough, the tool stops
automatically. In this case, remove the battery from the
tool and charge the battery.
Releasing protection lock
When the protection system works repeatedly, the tool is
locked and the battery indicator shows the following state.
In this situation, the tool does not start even if turning
the tool off and on. To release the protection lock,
remove the battery, set it to the battery charger and wait
until the charging finishes.
On
Off
Blinking
Shaft lock
Press the shaft lock to prevent spindle rotation when
installing or removing accessories.
►
Fig.4:
1.
Shaft lock
NOTICE:
Never actuate the shaft lock when the
spindle is moving.
The tool may be damaged.
Switch action
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.
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, 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.5:
1.
Slide switch
Speed adjusting dial
The rotation speed of the tool can be changed by turning
the speed adjusting dial. The table below shows the num
-
ber on the dial and the corresponding rotation speed.
►
Fig.6:
1.
Speed adjusting dial
Number
Speed
1
3,000 min
-1
2
4,500 min
-1
3
6,000 min
-1
4
7,500 min
-1
5
8,500 min
-1
NOTICE:
If the tool is operated continuously at
low speed for a long time, the motor will get over-
loaded, resulting in tool malfunction.
NOTICE:
When changing the speed dial from "5"
to "1", turn the dial counterclockwise. Do not turn
the dial clockwise forcibly.
Automatic speed change function
►
Fig.7:
1.
Mode indicator
Mode indicator status
Operation mode
High speed mode
High torque mode
This tool has "high speed mode" and "high torque
mode". It automatically changes operation mode
depending on the work load. When mode indicator
lights up during operation, the tool is in high torque
mode.
Accidental re-start preventive
function
Even if the battery cartridge is installed on the tool with
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
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.
Soft start feature
Soft start feature reduces starting reaction.
Electric brake
For model DGA413/DGA414/DGA463/DGA464/
DGA513/DGA514 only
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.
