Overheat Protection - Makita DUC254PTE Betriebsanleitung

Overheat protection

When the tool or battery is overheated, the tool stops automat-
ically 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 overheat
protection likely to work and the tool stops automatically.
Overdischarge protection
When the battery capacity is not enough, the tool stops auto-
matically 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.
► Fig.5: 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 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 auto-
matically 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 60 seconds. Depending on the usage conditions, this
mode shifts to the normal mode in less than 60 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 sec-
onds, 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:
equipped with lock-off lever which prevents the
tool from unintended starting. NEVER use the tool
if it runs when you simply pull the switch trigger
without pressing the 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:
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.
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.
► Fig.6: 1. Switch trigger 2. Lock-off lever
Checking the chain brake
CAUTION:
Hold the chain saw with both
hands when switching it on. Hold the top handle
with your right hand, the front handle with your
left. The bar and the chain must not be in contact
with any object.
CAUTION:
Should the saw chain not stop
immediately when this test is performed, the
saw may not be used under any circumstances.
Consult our authorized service center.
1. Press the lock-off lever, then pull the switch trig-
ger. The saw chain starts immediately.
2. Push the front hand guard forwards with the back
of your hand. Make sure that the chain saw comes to an
immediate standstill.
► Fig.7: 1. Front hand guard 2. Unlocked position
3. Locked position
Checking the run-down brake
CAUTION:
If the saw chain does not stop
within two seconds in this test, stop using the
chain saw and consult our authorized service
center.
Run the chain saw then release the switch trigger completely.
The saw chain must come to a standstill within two seconds.
Adjusting the chain lubrication
You can adjust the oil pump feed rate with the adjusting
screw using the universal wrench. The amount of oil
can be adjusted in 3 steps.
► Fig.8: 1. Adjusting screw
14 ENGLISH
For your safety, this tool is
NEVER tape down or defeat pur-