Bosch Professional GBH 18V-24 C Manual Original página 22

22 | English
– To change the operating mode, press the release
button (6) and turn the impact/mode selector switch (7)
until it clicks into the required position.
Note: Only change the operating mode when the power tool
is switched off. Otherwise, the power tool may become dam-
aged.
Position for hammer drilling into concrete or
stone
Position for drilling without impact in wood,
metal, ceramic and plastic and for screwdriv-
ing
Vario-Lock position for adjusting the chisel po-
sition
The impact/mode selector switch (7) will not
engage in this position.
Position for chiselling
Setting the rotational direction (see figure C)
The rotational direction switch (8) is used to change the ro-
tational direction of the power tool. However, this is not pos-
sible while the on/off switch (9) is being pressed.
Only operate the rotational direction switch (8) when
u
the power tool is not in use.
Always set the rotational direction to clockwise rotation for
hammer drilling, drilling and chiselling.
– Clockwise: To drill and to drive in screws, press the rota-
tional direction switch (8) all the way to the left.
User interface (see figure D)
The user interface (15) is used to select the working mode
and to indicate the status of the power tool.
Status indications
Battery charge indicator Meaning/cause
(user interface) (18)
Green (2 to 5 bars) Battery charged
Yellow (1 bar) Battery almost empty
Red (1 bar) Battery empty
Temperature indicator (23) Meaning/cause
Yellow Operating temperature of the battery or the
power tool has significantly increased, per-
formance is reduced
Red Operating temperature of the battery or the
power tool has been exceeded, power tool
switches itself off as a precautionary measure
1 609 92A 9EW | (22.05.2024)
– Anticlockwise: To loosen and unscrew screws and nuts,
press the rotational direction switch (8) all the way to the
right.
Switching On/Off
– To switch on the power tool, press the on/off switch (9).
The worklight (12) lights up when the on/off switch (9) is
lightly or fully pressed, allowing the work area to be illumin-
ated in poor lighting conditions.
– To switch off the power tool, release the on/off switch
(9).
For low temperatures, the power tool reaches the full ham-
mer/impact capacity only after a certain time.
Adjusting the Speed/Impact Rate
You can adjust the speed/impact rate of the power tool when
it is on by pressing in the on/off switch (9) to varying ex-
tents.
Applying light pressure to the on/off switch (9) results in a
low rotational speed/impact rate. Applying increasing pres-
sure to the switch increases the speed/impact rate.
You can also control the speed on the user interface and/or
via a smartphone app: .
Changing the chiselling position (Vario-Lock)
You can lock the chisel in 40 different positions, so you can
select the optimum working position for each task.
– Insert the chisel into the tool holder.
– Turn the impact/mode selector switch (7) to the "Vario-
Lock" position.
– Turn the application tool to the required chisel position.
– Turn the impact/mode selector switch (7) to the "chis-
elling" position. With this, the tool holder is locked.
– Set the rotational direction for chiselling to clockwise.
Solution
–
Replace or charge battery soon
Replace or charge battery
Solution
Leave the power tool to cool down or replace
overheated battery
Leave the power tool to cool down or replace
overheated battery
Bosch Power Tools