Overload Protection; Overheat Protection; Overdischarge Protection - Makita DTD172 Instruction Manual

Overload protection

When the battery is operated in a manner that causes it
to draw an abnormally high current, the tool stops auto-
matically. In this situation, turn the tool off and stop the
application that caused the tool to become overloaded.
Then turn the tool on to restart.

Overheat protection

When the tool/battery is overheated, the tool stops
automatically and the lamp blinks. In this situation, let
the tool/battery cool before turning the tool on again.

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.
Indicating the remaining battery
capacity
Only for battery cartridges with the indicator
► 1 . Indicator lamps 2. Check button
Press the check button on the battery cartridge to indi-
cate the remaining battery capacity. The indicator lamps
light up for a few seconds.
Indicator lamps
Lighted Off
1
2
Remaining
capacity
Blinking
75% to 100%
50% to 75%
25% to 50%
0% to 25%
Charge the
battery.
The battery
may have
malfunctioned.
NOTE: Depending on the conditions of use and the
ambient temperature, the indication may differ slightly
from the actual capacity.
NOTE: The first (far left) indicator lamp will blink when
the battery protection system works.
Switch action
1
► 1 . Switch trigger
CAUTION:
Before installing the battery car-
tridge into the tool, always check to see that the
switch trigger actuates properly and returns to
the "OFF" position when released.
To start the tool, simply pull the switch trigger. Tool
speed is increased by increasing pressure on the switch
trigger. Release the switch trigger to stop.
NOTE: The tool automatically stops if you keep pull-
ing the switch trigger for about 6 minutes.
NOTE: While pulling the switch trigger, any other
buttons do not work.
Reversing switch action
A
► 1 . Reversing switch lever
CAUTION:
Always check the direction of
rotation before operation.
CAUTION:
Use the reversing switch only after
the tool comes to a complete stop. Changing the direc-
tion of rotation before the tool stops may damage the tool.
CAUTION:
When not operating the tool, always
set the reversing switch lever to the neutral position.
7 ENGLISH
B
1