Makita DGA419 Betriebsanleitung Seite 12

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.6: 1. Mode indicator
Mode indicator status
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 installing the battery cartridge while pulling the
switch lever, the tool does not start.
To start the tool, first release the switch lever. Then pull
the lock-off lever, and pull the switch lever.
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.
ASSEMBLY
CAUTION:
Always be sure that the tool is
switched off and the battery cartridge is removed
before adjusting or checking function 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.7
Operation mode
High speed mode
High torque mode
Installing or removing wheel guard
WARNING:
wheel, the wheel guard must be fitted on the tool
so that the closed side of the guard always points
toward the operator.
WARNING:
diamond wheel, be sure to use only the special wheel
guard designed for use with cut-off wheels.
(In some European countries, when using a diamond
wheel, the ordinary guard can be used. Follow the
regulations in your country.)
For depressed center wheel, abrasive
cut-off wheel, diamond wheel
While pushing the lock lever, mount the wheel guard
with the protrusions on the wheel guard aligned with the
notches on the bearing box, and then rotate the wheel
guard until the wheel guard is locked in place.
► Fig.8: 1. Lock lever 2. Notch 3. Protrusion
To remove wheel guard, follow the installation proce-
dure in reverse.
When using a depressed center wheel
Optional accessory
WARNING:
wheel, the wheel guard must be fitted on the tool
so that the closed side of the guard always points
toward the operator.
► Fig.9: 1. Depressed center wheel 2. Wheel guard
When using an abrasive cut-off /
diamond wheel
Optional accessory
WARNING:
diamond wheel, be sure to use only the special wheel
guard designed for use with cut-off wheels.
(In some European countries, when using a diamond
wheel, the ordinary guard can be used. Follow the
regulations in your country.)
WARNING:
grinding.
► Fig.10: 1. Abrasive cut-off wheel / diamond wheel
2. Wheel guard for abrasive cut-off wheel /
diamond wheel
Adjusting angle of wheel guard
WARNING:
securely locked by the lock lever with one of the holes
on the wheel guard.
The angle of the wheel guard can be adjusted by rotating
the wheel guard with pushing it down while pushing the
lock lever. Adjust the angle of the wheel guard according
to the work so that the operator can be protected.
► Fig.11: 1. Wheel guard 2. Hole
12 ENGLISH
When using a depressed center
When using an abrasive cut-off /
When using a depressed center
When using an abrasive cut-off /
NEVER use cut-off wheel for side
Make sure that the wheel guard is