EG4 Community Forum

Anonymous
Joined: May 5, 2026 10:57 am
Topics: 7 / Replies: 19
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RE: replacing circuit board

At this time, the best option would be to replace the entire unit. You can try reaching out to your distributor to see if they have any spare parts av...

10 months ago
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RE: Any way to save/backup settings on 18Kpv?

@eg4eric I run a software consultancy business. I offer my programming services to EG4. I will implement this for you and your customers will love it...

10 months ago
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RE: Chargeverter with 2 wall mount batteries

Thank you, Ron. If the Gen continues to run after the batteries have been charged, does the CV stop charging them? Say I start the gen, get sidetr...

10 months ago
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RE: Chargeverter with 2 wall mount batteries

I run the CV completely independent of the inverter as I also do not have a 2 wire start. You have to manually turn off the Gen after the CV completes...

10 months ago
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RE: EG4 Web API and Home Assistant

I just wanted to say thanks for this and I can confirm it works with my GridBoss and FlexBoss 21!

10 months ago
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RE: FlexBoss Intermittent Communication Failure with Battery and Discharge

And here are plots of SOC, vBus1, and vBus2, all showing a change at the same time that I get the message for “Communication Failure with Battery” ...

10 months ago
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RE: FlexBoss Intermittent Communication Failure with Battery and Discharge

Looking at the logged battery voltage is interesting. It generally is around 52-53V. Around a week before the event, the voltage starts dropping very ...

10 months ago
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RE: Could I be charging too slowly?

Thanks, I infer that charging below 60A could cause imbalance? Is there docs that can offer some more visibility? I was considering going slower (ma...

10 months ago
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RE: Error (27) only when batteries get fully charged

Which batteries are you using?just to confirm, you got both codes 27 and 17?

10 months ago
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RE: New EG4 battery firmware updater

Which battery model are you attempting to update?

10 months ago
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RE: Could I be charging too slowly?

I don’t believe charging with lower amperage than the recommended will damage the batteries. The main things would be slower charging and a potential ...

10 months ago
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RE: Any way to save/backup settings on 18Kpv?

At the moment, the only available method to retrieve the data is by using the Export PDF option. However, I understand your point, and I’ll be sure to...

10 months ago
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