OBJ_BUCH-831-001.book Page 12 Thursday, November 27, 2008 8:58 AM
To remove the battery 5 press the unlocking buttons
4 and pull out the battery downwards. Do not exert
any force.
The battery is equipped with a NTC temperature
control which allows charging only within a temper-
ature range of between 0 °C and 45 °C. A long bat-
tery service life is achieved in this manner.
Observe the notes for disposal.
Changing the Tool (see figure B)
❏ Before any work on the machine (e. g.,
maintenance, tool change, etc.) as well as
during transport and storage, set the
rotational direction switch to the centre
position. Unintentional actuation of the On/Off
switch can lead to injuries.
The drill spindle is locked when the On/Off switch 7
is not pressed. This makes quick, convenient and
easy changing of the tool in the drill chuck possible.
Open the keyless chuck 1 by turning in rotation
direction
, until the tool can be inserted. Insert the
tool.
Firmly tighten the collar of the keyless chuck 1 by
hand in rotation direction
Replacing the Drill Chuck
❏ Before any work on the machine (e. g.,
maintenance, tool change, etc.) as well as
during transport and storage, set the
rotational direction switch to the centre
position. Unintentional actuation of the On/Off
switch can lead to injuries.
Removing the Securing Screw
(see figure C)
The keyless chuck 1 is secured with a securing screw
11 against unintentional loosening from the drill
spindle. Completely open the keyless chuck 1 and
unscrew the securing screw 11 in rotation direction
. Please note that the securing screw has a
left-hand thread.
Removing the Drill Chuck
(see figure D)
Clamp the short end of an Allen key 12 into the key-
less chuck 1.
Place the machine on a stable surface (e. g. a work-
bench). Hold the machine firmly and loosen the key-
less chuck 1 by turning the Allen key 12 in rotation
direction
. Loosen a tight-seated keyless chuck by
giving the long end of the Allen key 12 a light blow.
Remove the Allen key from the keyless chuck and
completely unscrew the keyless chuck.
12–English
Mounting the Drill Chuck
(see figure E)
The keyless chuck is mounted in reverse order.
Screw the securing screw 11 in anti-clockwise direc-
tion into the opened keyless chuck, tightening torque
approx. 4–5 Nm. Always use a new securing screw,
as the threads are covered with a thread-locking
compound that loses its effect after multiple usage.
Dusts from materials such as lead-containing coat-
ings, some wood types, minerals and metal can be
harmful to one's health. Touching or breathing-in
the dusts can cause allergic reactions and/or lead to
respiratory infections of the user or bystanders.
Certain dusts, such as oak or beech dust, are con-
sidered as carcinogenic, especially in connection
with wood-treatment additives (chromate, wood pre-
servative). Materials containing asbestos may only
be worked by specialists.
.
• Provide for good ventilation of the working place.
• It is recommended to wear a P2 filter-class respi-
Observe the relevant regulations in your country for
the materials to be worked.
Inserting the Battery
Use only original Würth lithium ion batteries
with the voltage listed on the nameplate of
your power tool. Using other batteries can lead to
injuries and pose a fire hazard.
☞
Set the rotational direction switch 6 to the centre
position in order to avoid unintentional starting.
Insert the charged battery 5 into the handle so that it
can be felt to engage and faces flush against the
handle.
The drill chuck must be tightened with
a
tightening
torque
20–25 Nm.
Dust/Chip Extraction
rator.
Starting Operation
Note: Use of batteries not suitable for the
machine can lead to malfunctions of or cause
damage to the power tool.
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