Victron energy BlueSolar MPPT 100/30, Manual

Page: 14 / 100

12
4. Troubleshooting
Problem Possible cause Solution
Charger does not
function
Reversed PV connection Connect PV correctly
Reverse battery
connection
Non replacable fuse
blown.
Return to VE for repair
The battery is not fully
charged
A bad battery connection
Check battery
connection
Cable losses too high Use cables with larger
cross section
Large ambient
temperature difference
between charger and
battery (T
ambient_chrg
>
T
ambient_batt
)
Make sure that
ambient conditions
are equal for charger
and battery
Only for a 24V system:
wrong system voltage
chosen (12V instead of
24V) by the charge
controller
Set the controller
manually to the
required system
voltage (see section
1.11)
The battery is being
overcharged
A battery cell is defect Replace battery
Large ambient
temperature difference
between charger and
battery (T
ambient_chrg
<
T
ambient_batt
)
Make sure that
ambient conditions
are equal for charger
and battery