Overheat Protection; Overdischarge Protection; Main Power Switch - Makita DUC204 Instruction Manual

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.

Main power switch

WARNING:
Always turn off the main power
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. 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
holding 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 chain saw 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
main power lamp lights up in yellow.
NOTE: You can use the tool in the Torque Boost mode up
to 30 seconds. Depending on the usage conditions, this
mode shifts to the normal mode in less than 30 seconds.
NOTE: If the main power lamp blinks in yellow 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
cutting operation. Wait for more than 10 seconds, and
then press the main power switch again.
• If you use the Torque Boost mode several times,
the use of the Torque Boost mode is restricted to
protect the battery. If the Torque Boost mode is
not available after waiting for more than 10 sec-
onds, 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.
NOTE: The Torque Boost mode cannot be used when
the battery cartridge BL1815N, BL1820, or BL1820B
is installed.
Switch action
WARNING:
with lock-off lever which prevents the tool from unin-
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tended starting. NEVER use the tool if it runs when
you simply pull the switch trigger without pressing the
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lock-off lever. Return the tool to our authorized service
center for proper repairs BEFORE further usage.
WARNING:
pose and function of lock-off lever.
CAUTION:
tridge into the tool, always check to see that the
switch trigger actuates properly and returns to
the "OFF" position when released.
NOTICE:
Do not pull the switch trigger hard with-
out pressing the lock-off lever. This can cause
switch breakage.
To prevent the switch trigger from being accidentally
pulled, a lock-off lever is provided. To start the tool,
depress the lock-off lever and pull the switch trigger.
The tool speed increases by increasing pressure on the
switch trigger. Release the switch trigger to stop.
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► 1 . Switch trigger 2. Lock-off lever
10 ENGLISH
For your safety, this tool is equipped
NEVER tape down or defeat pur-
Before installing the battery car-
2