EN
www.uniteck.fr
27
ANOMALIES, CAUSES, REMEDIES
Error message
Causes
Solution
No light switches on
The solar charge controller
needs the battery voltage to
be higher than 6V to be able
to start when connecting the
battery
Check the battery voltage,
recharge it if necessary.
Battery polarity reversal
Check connections
Battery connection problem
(cables, terminals...)
Defective battery
Replace your battery,
following the disconnection
and connection order (see
installation and connection)
Panel light turned off
while sun is present
Solar panel disconnected, not
properly connected, or short
circuit
Check connections (polarity
and connection)
Normal functionning:
The panel voltage is lower
than the battery voltage or
too low sunshine.
The panel gets its charge back
as soon as the panel voltage is
higher than the battery
voltage.
One or several cells of your
panel are hidden.
Check if your panel is clean
and make sure none of the
cells are hidden.
Green +
Flash
Blinking panel light
(green)
Battery overvoltage
Disconnect the solar panel,
then make sure the battery is
not in overvoltage or that the
voltage of your battery
coupling does not exceed the
voltage accepted by the solar
charge controller (12V/24V)
Orange
Orange charge light
Battery discharged
Usual charge: light turns
green as soon as the battery
is charged.
