28 | English
To remove the battery (8), press the release button (9) and
pull the battery forward and out of the power tool. Do not
use force to do this.
Battery charge indicator (battery model GBA
18V...) (see figure A)
The three green LEDs of the battery charge indicator (27) in-
dicate the state of charge of the battery (8). For safety reas-
ons, it is only possible to check the state of charge when the
power tool is at a standstill.
Press the button (26) to display the state of charge. This is
also possible when the battery (8) is removed.
LED
Continuous lighting 3 x green
Continuous lighting 2 x green
Continuous lighting 1 x green
Flashing light 1 x green
If no LED lights up after pressing the button (26), then the
battery is defective and must be replaced.
Note: The state of charge of the battery is also displayed on
the user interface (5) (see "User interface (see figure D)",
page 31).
Battery charge indicator (battery model
GBA 18V 6.3 Ah, ProCORE18V...) (see figure B)
The five green LEDs of the battery charge indicator (29) in-
dicate the state of charge of the battery. For safety reasons,
it is only possible to check the state of charge when the
power tool is at a standstill.
Press the button (28) to display the state of charge. This is
also possible when the battery is removed.
LED
Continuous lighting 5 x green
Continuous lighting 4 x green
Continuous lighting 3 x green
Continuous lighting 2 x green
Continuous lighting 1 x green
Flashing light 1 x green
If no LED lights up after pressing the button (28), then the
battery is defective and must be replaced.
Note: The state of charge of the battery is also displayed on
the user interface (5) (see "User interface (see figure D)",
page 31).
1 609 92A 4B1 | (09.05.2018)
Fitting Protective Equipment
Remove the battery from the power tool before carry-
u
ing out work on the power tool (e.g. maintenance,
changing tool, etc.). The battery should also be re-
moved for transport and storage. There is risk of injury
from unintentionally pressing the on/off switch.
Note: If the grinding disc breaks during operation or the
holding fixtures on the protective guard/power tool become
damaged, the power tool must be sent to the after-sales ser-
vice immediately; see the "After-sales service and advice on
using products" section for addresses.
Protective guard for grinding
Capacity
≥ 2/3
≥ 1/3
< 1/3
Reserve
clicks into place.
Adjust the position of the protective guard (11) to meet the
requirements of the operation. To do this, push the unlock-
ing lever (1) upward and rotate the protective guard (11)
into the required position.
Always position the protective guard (11) such that all
u
three red cams on the unlocking lever (1) engage in
the corresponding openings on the protective guard
(11).
Adjust the protective guard (11) such that sparking in
u
the direction of the operator is prevented.
The protective guard (11) must only be adjustable
u
while the unlocking lever (1) is actuated. Otherwise,
the power tool must not be used any more under any
circumstances and must be sent to the after-sales ser-
vice.
Capacity
Note: The coding cams on the protective guard (11) ensure
> 80–100%
that only a protective guard that is suitable for the power
> 60 – ≤ 80%
tool can be fitted.
> 40 – ≤ 60%
Protective guard for cutting
> 20 – ≤ 40%
Always use the protective guard for cutting (16) when
u
cutting bonded abrasives.
> 0 – ≤ 20%
Provide sufficient dust extraction when cutting stone.
u
0%
The protective guard for cutting (16) is fitted in the same
way as the protective guard for grinding (11).
Place the protective guard
(11) onto the holder on the
power tool until the coding
cams of the protective
guard are aligned with the
holder. When doing so,
press and hold the unlock-
ing lever (1).
Press the protective guard
(11) onto the spindle collar
until the shoulder of the
protective guard is sitting
on the flange of the power
tool and rotate the protect-
ive guard until it audibly
Bosch Power Tools