Victron energy EasySolar 12/1600/70 Manuel D'instructions page 29

9. TROUBLESHOOTING – solar charge controller
Problem
Charger does not
function
The battery is not
fully charged
The battery is
being overcharged
10. MAINTENANCE
This product does not require specific maintenance. It will suffice to check all connections
once a year. Avoid moisture and oil/soot/vapours and keep the device clean.
Possible cause
Reversed PV connection
Reverse battery
connection
A bad battery connection
Cable losses too high
Large ambient
temperature difference
between charger and
battery
Only for a 24V system:
wrong system voltage
chosen (12V instead of
24V) by the charge
controller
A battery cell is defect
Large ambient
temperature difference
between charger and
battery (Tambient_chrg <
Tambient_batt)
Solution
Connect PV correctly
Non replacable fuse blown
Return to VE for repair
Check battery connection
Use cables with larger cross
Make sure that ambient
conditions are equal for
charger and battery
Disconnect PV and battery,
after making sure that the
battery voltage is at least
>19V, reconnect properly
(reconnect battery first)
Replace battery
Make sure that ambient
conditions are equal for
charger and battery
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