@mylesj Sounds good. If you don't own a meter yourself, you should invest in an inexpensive one that will measure AC and DC volts, and resistance (...

having client shut off the main panel disconnect totally but leave LOAD on and EPS on to see if it stills OVERLOAD with absolutely no load ....

Fault log shows OVERLOAD about 20 times but no values with it. Again, nothing on but the lites! Will go to customer site and get pics of wiring and tr...

@eric that is correct

@jlankford Thank you for your help! I am going to work with the EG4 support team on this. The SSK sales support said I could do this set up with an A...

@eric Yes I do as per Jared. Here are my current settings.

@joel-brodeur on your inverter do you have the Lithium Type set to "1"?

@eric I have both solar and batteries. This time of year, my solar doesn't do much so it is effectively battery. My batteries are 2 X Indoor Wallmo...

@mboo42 Are you saying that it's not showing the battery as shown in this picture?

@joel-brodeur @pawnee Do you have both PV and batteries? If so, which batteries and how many?

Never mind, I see you already have. I am not certain what the next step is. I really wish that battery manufacturers would list the BMS that is ass...

What does the data history show as the load output when it happened?

You might take a look at the following doc: EG4-6000XP-Battery-Compatibility-List.pdf JB

Could you provide pics of the wire connections inside the 1200XP? Thanks, JB

@mylesj Let us know here what you finally resolve as the charging problem. Have you measured the grid input at the inverter with a meter?