EN-08
E018
Over-voltage protection (PV
output)
Disconnect the solar charging cable, re- start
the machine and then re-insert the solar
charging cable.
E019
Over-temperature protection
of heat sink for PV module
The heat sink for PV module overheats. Wait
for it to cool down and then charge it.
E020
The temperature of the heat
sink for PV module is not
detected.
Restart the machine.
E021
Charging protection of
battery protection board
Wait for the temperature to return to an
acceptable temperature and then start
charging.
E022
Battery protection
Disconnect the solar charging cable and
restart the machine.
E023
Over-power protection
(system)
Check if the total output power is overload- ed.
Restart the machine.
If you have tried the methods mentioned above, but the problem still cannot be solved.
Contact seller customer service team.
ATTENTION!
If you cannot find the solution for your problem in the chart above, please provide the
following information to our customer service team:
1. About the product
(1)Serial number
(2)Model
(3)Displayed information on the screen
(4)Description of your problem
(5)Does it happen before?
(6)In what circumstance does the problem occur?
2. About the solar panel (not included)
(1)Manufacturer and model of the solar panel
(2)Output voltage of the solar panel
(3)Output power of the solar panel
(4)MPPT output voltage of the solar panel
(5)MPPT output current of the solar panel
(6)The number of solar panels and how do you connect the panels
