Main Power Switch; Overload Protection; Overheat Protection; Overdischarge Protection - Makita DUC256 Instruction Manual

Indicator lamps
Lighted Off
NOTE: Depending on the conditions of use and the
ambient temperature, the indication may differ slightly
from the actual capacity.
Tool / battery protection system
The tool is equipped with a tool/battery protection sys-
tem. This system automatically cuts off power to the
motor to extend tool and battery life. The tool will auto-
matically stop during operation if the tool or battery is
placed under one of the following conditions:

Overload protection

When the battery is operated in a manner that causes
it to draw an abnormally high current, the tool automati-
cally stops and the main power lamp blinks in green. 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 or battery is overheated, the tool stops
automatically and the main power lamp lights up in red.
In this case, let the tool and battery cool before turning
the tool on again.
NOTE: In high temperature environment, the over-
heat protection likely to work and the tool stops
automatically.

Overdischarge protection

When the battery capacity is not enough, the tool stops
automatically and the main power lamp blinks in red. In
this case, remove the battery from the tool and charge
the battery.
Remaining
capacity
Blinking
75% to 100%
50% to 75%
25% to 50%
0% to 25%
Charge the
battery.
The battery
may have
malfunctioned.

Main power switch

WARNING:
switch when not in use.
To turn on the tool, press the main power switch until
the main power lamp lights up in green. To turn off,
press the main power switch again.
► 1 . Main power lamp 2. Mode indicator 3. Main
power switch
NOTE: The main power lamp blinks in green if the
switch trigger is pulled under unoperatable conditions.
The lamp blinks in one of the following conditions.
• When you turn on the main power switch while hold-
ing down the lock-off lever and the switch trigger.
• When you pull the switch trigger while the chain
brake is applied.
• When you release the chain brake while holding
down the lock-off lever and pulling the switch trigger.
NOTE: This tool employs the auto power-off function.
To avoid unintentional start up, the main power switch
will automatically shut down when the switch trigger
is not pulled for a certain period after the main power
switch is turned on.
You can use the tool in the Torque Boost mode for cutting thick
branches or hard branches. To use the tool in the Torque Boost
mode, when the tool is turned off, press the main power switch
for a few seconds until the mode indicator lights up in green.
NOTE: You can use the tool in the Torque Boost mode up
to 60 seconds. Depending on the usage conditions, this
mode shifts to the normal mode in less than 60 seconds.
NOTE: If the mode indicator blinks in green when you press
the main power switch for a few seconds, the Torque Boost
mode is not available. In this case, follow the steps below.
• The Torque Boost mode is not available right after the cut-
ting operation. Wait for more than 10 seconds, and then
press the main power switch for a few seconds again.
• If you use the Torque Boost mode several times, the use
of the Torque Boost mode is restricted to protect the bat-
tery. If the Torque Boost mode is not available after waiting
for more than 10 seconds, replace the battery cartridge
with a fully charged one, or recharge the battery cartridge.
NOTE: If the main power lamp lights up in red or blinks in red or
green, refer to the instructions for tool/battery protection system.
10 ENGLISH
Always turn off the main power
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