Makita DFS452 Instruction Manual page 6

For continuous operation, pull the switch trigger, push in
the lock button and then release the trigger.
To stop the tool from the locked position, pull the switch
trigger fully, and then release it.
NOTE:
• Even with the switch on and motor running, the bit does
not rotate. Push the tool forward to engage the clutch.
• The tool automatically stops if the motor keeps rotating
for about 6 minutes.
Push drive mode (Fig. 3)
This tool has push drive mode. In this mode, the tool cuts
off power to the motor to save the battery power at idle.
To select push drive mode, pull the trigger slightly, then
release it and quickly press the button. The mode
indicator will then light up.
Once push drive is activated, pull the switch trigger and
then push the lock button. Apply pressure to the bit and
the motor will start rotating. Further pressure engages
the clutch and the bit will start rotating. In push drive
mode, the motor and the driver bit will only rotate by
applying pressure.
NOTE:
• If the tool does not run for about 8 hours in push drive
mode with the trigger locked on, tool is shutdown. In
such a case, release and pull the trigger again for
restarting.
Lighting up the lamp (Fig. 4)
To turn on the lamp, slightly pull the switch trigger,
release it and then press the button for a few seconds.
The lamp turns on. The lamp goes out approximately
10 seconds after releasing the switch trigger. To turn on
the lamp again, slightly pull the switch trigger again.
To keep turning off the light, slightly pull the switch trigger
and release it. Then press the button a few seconds.
In push drive mode with the switch trigger locked, the
lamp goes out approximately one minute after the motor
stops.
NOTE:
• While pulling the switch trigger, the lamp mode cannot
be changed.
• For approximately 10 seconds after releasing the
switch trigger, the lamp mode can be changed.
• Use a dry cloth to wipe the dirt off the lens of lamp. Be
careful not to scratch the lens of lamp, or it may lower
the illumination.
6
Indicating remaining battery capacity (Fig. 5)
Country specific
When you pull the switch trigger, the battery indicator
shows the remaining battery capacity.
The remaining battery capacity is shown as the following
table.
Battery indicator status
: On : Off : Blinking
015175
NOTE:
• Approximately one minute after the motor stops, the
indicators go off to save the battery power. To check
the remaining battery capacity, slightly pull the switch
trigger.
Tool / battery protection system
The tool is equipped with a tool/battery protection
system. This system automatically cuts off power to the
motor to extend tool and battery life.
The tool will automatically stop during operation if the
tool or battery are placed under one of the following
conditions. In some conditions, the indicator lights up.
Overload protection
When the tool is operated in a manner that causes it to
draw an abnormally high current, the tool automatically
stops without any indications. 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 for tool
When the tool is overheated, the tool stops automatically
and the battery indicator shows following state. In this
situation, let the tool cool before turning the tool on again.
Battery indicator
015176
Remaining battery
capacity
50% – 100%
20% – 50%
0% – 20%
Charge the battery
: On : Off
: Blinking
Tool is overheated