Auxilliary Power fail - error code 191

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Dicko66
Posts: 1
Joined: Wed Jan 24, 2024 2:07 am

Hi, inverter not working although still online - received in this error. Anyone know the source of the error and what the cause is?
Thanks
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Dave Foster
Posts: 1303
Joined: Thu Oct 13, 2022 7:21 pm

I’ve never seen that fault reported before (but I can see it listed in the fault codes), which inverter do you have ?
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Dave Foster
Posts: 1303
Joined: Thu Oct 13, 2022 7:21 pm

I've done a bit of research and this seems to be an occasional problem reported with the F series inverters (and often at dawn when it starts up), is that what you have ?.

I think the best plan is to contact your installer, or FoxESS support and raise a ticket - it could be resolved with a firmware update.
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