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ADDITIONAL INFO:
TROUBLESHOOTING
Issue Fault Solution
Charging LED is OFF during
daytime when sunshine falls on
PV array properly
PV array
open-circuit
Confirm whether the
connection of the PV array is
correct and tight
The wire connection is correct;
the controller is not working.
The battery
voltage is lower
than 8V.
Please check the voltage of the
battery(at least 8V voltage to
activate the controller).
Battery frame
blink, fault icon
blink
Battery over
voltage
Check whether the battery
voltage is higher than OVD
(over voltage disconnect
voltage) and disconnect the PV
array connection.
Battery over
discharged
① When the battery voltage is
restored to or above LVR(low
voltage reconnect voltage), the
load recovers.
② Other ways to recharge the
battery.
Battery over
heating
While the battery temperature
decline to 55°C or below, the
controller resumes work.