22
en
Handling the battery.
Store, operate and charge the battery only
using FEIN battery chargers within the oper-
ating-temperature range between 5°C –
45°C (41°F – 113°F). At the beginning of the
charging procedure, the battery temperature
must be within the battery operating-temper-
ature range.
Battery charge-control indicator
(figure 16).
Press the button to activate the LED indica-
tion.
The real percentage of the battery charge
condition is only indicated when the power
tool motor is stopped.
The electronics automatically switch off the
motor prior to the battery being deep dis-
charged.
LED indi-
cator
Meaning
Activity
1 – 4
green LED
Percent-
age of
charge
condition
Operation
Continu-
ous red
light
Battery is
almost
empty
Charge battery
Red flash-
ing light
Battery is
not ready
for opera-
tion
Bring the battery
into the battery
operating-temper-
ature range, then
charge
Fig. 16
100 %
75 %
50 %
25 %
0 %
≤
≤
≤
≤
=
OBJ_BUCH-0000000367-001.book Page 22 Thursday, February 14, 2019 2:50 PM
