Hobby OPTIMA ONTOUR EDITION 2019 Manual page 98

brate itself. This process takes approx. three hours. If the bat-
tery circuit breaker is then switched on again, a value of "1"
should be shown on the display.
During calibration, the vehicle must not be hooked up to
the 230V mains (the charger must not charge the battery
during calibration). Furthermore, the vehicle must not be
started while the sensor for the starter battery is being
calibrated.
Charger (charging the battery)
Battery is charged when the charger is con-
nected to the 230V mains.
Battery is charged via the generator. Motor has
been started. Battery charger is not activated.
If the icons for the "Charger" appear, the motor home is
connected to a 230V mains connection and the batte-
ry charger was recognised: the battery will be charged.
Please Note: the vehicle must not be started while the
sensor for the starter battery is being calibrated.
Error messages
09.01.15 12:30 23,5 °C 18,0 °C
Warning message: undervoltage
This warning appears when a voltage of 10.8V or less is
measured for a battery for a duration of at least 3 minutes.
The icon for the battery, habitation or starter battery in questi-
on appears in the menu.
The message can be acknowledged; the battery should be
charged immediately.
7. Electrical Installations 97