EG4 Community Forum

Anonymous
Joined: April 26, 2026 3:37 pm
Topics: 7 / Replies: 19
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Replies: 2
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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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RE: Could Dual Wallmount Batteries be Wired More Effectively?

@powerupOf course! Happy to help! If you do run into any issues with the batteries, please let me know!

10 months ago
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RE: Time drift (12kPV)? 3+ seconds a day?

@jckemp3 Sorry for missing your comment earlier. I thought something similar ... So I synced the time (to time.is) and then came back the next day (...

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

Do you happen to know the battery voltage when these warnings appear?It’s possible that some of the battery cells are out of balance.

10 months ago
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RE: How to change Battery Brand without Internet connection

To change the Battery Type on the screen you will enter "00000" as the password.

10 months ago
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