BMW F 800 ST Rider's Manual page 109

doubt, charge the disconnected
battery directly at the terminals.
If you switch on the igni-
tion and the multifunction
display and indicator lights fail
to light up, the battery is com-
pletely flat (battery voltage be-
low 9 V). Attempting to charge a
completely flat battery via the on-
board socket can cause damage
to the motorcycle's electronics.
Always charge a completely
drained battery directly at the
terminals of the disconnected
battery.
Charge disconnected battery
via onboard socket.
The motorcycle's onboard
electronics know when the
battery is fully charged. The
onboard socket is switched off
when this happens.
Comply with operating instruc-
tions of charger.
If you are unable to
charge the battery via
the onboard socket, you
may be using a charger that
is not compatible with your
motorcycle's electronics. In this
case, please charge the battery
directly at the terminals of the
disconnected battery.
Charging disconnected
battery
Charge battery using a suitable
charger.
Comply with operating instruc-
tions of charger.
Once battery is fully charged,
disconnect charger's terminal
clips from battery terminals.
In the case of longer peri-
ods when the motorcycle is
not being used, the battery must
be recharged regularly. See the
instructions for caring for your
battery. Always fully recharge
the battery before returning it to
use.
Removing battery
Make sure ground is level and
firm and park motorcycle.
OE
with anti-theft alarm
Switch off anti-theft alarm if
necessary.
Switch off ignition.
Removing center fairing panel
( 102).
An incorrect disconnection
sequence increase the risk
of short-circuiting.
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