AC500 error code A083 – HELP

I have a Kohler generator that puts out a 60 Hz current, but the AC500 is getting a A083 error. Sometimes the AC500 accepts the output from the generator, and sometimes it does not. It is imperative/essential that my generator can recharge the batteries. Is it possible that there can be a firmware update such that the AS500 can receive the energy input from my Kohler generator.

Do you have grid self-adaption turned on in advanced settings? I believe DSP needs to be firmware version 4057.30 or above.

The app will not let me enable “Grid Self-adaption.” When I click on “Enable”, it lights up and then switches back to “Disable.”

Recommend you reach out to support (@BLUETTI_CARE )

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Hi @rwessels, We would like to know if the region you are in only supports 60Hz? Is the frequency setting of the AC500 consistent? If not, please adjust it first; otherwise, charging will not be possible.
If that doesn’t work, please restore the factory settings first and lower the current. Does this help?

We tried to search for your generator model but couldn’t find confirmed information that it is a pure sine wave generator. Could you please provide the SN code and current firmware version of your AC500? We will attempt to push a firmware update.
After upgrading, please click the advanced settings and select “Grid Self-adaption mode.”
If it still doesn’t work, it may indicate that the generator is not a pure sine wave type, and thus cannot be used to charge the AC500.
We appreciate @sealy1986’s kind help!

Self-adaption mode will not stick when I try to enable it.