SERVICE MANUAL
5KVA-220V/230V
6
V201703A
MPPT board:
To IND board
So
la
r
co
n
n
ec
ti
o
n
To Main board
To Main board
To CNTL board
To Main board
To Main board
2. Troubleshooting
2.1 How to do
When the inverter was faulty, normally there are two main symptoms:
No display at all;
Fault code or warning code on the LCD;
When the fault occurred, please help to record the fault information and f
ollow “How to check” of part 2.3
to check the inverter, then feedback the checking result to the service center. It will be very helpful for
solving the problem as soon as possible.
2.2 Check the fault information
Please follow the steps as below to find the issues!
Make sure that you can finish all the steps and feedback us the results. Or we may not be able to
give you the right solution.
Step 1: Test the battery working mode.
Before turning on the inverter, only connect the battery with the inverter which means no solar input and
