EG4 Community Forum

Anonymous
Joined: June 21, 2026 3:10 pm
Topics: 7 / Replies: 19
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RE: GridBoss Smart Port delayed reconnect to help Heat Pumps

@jarzzWelcome to the Forum!I’m not aware of any option to add a delay. However, when the grid goes down, you can enable Off-Grid Mode and configure th...

5 months ago
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RE: My off-grid 12000XP 3-phase system had arc fault on non-connected MPPT, won't come out of standby

@eg4eric I got a support call this morning at 6:30am my time, they weren't able to diagnose online so I was supposed to get a call back at 9 but didn'...

5 months ago
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RE: Field Impact Notice- 48V Batteries

Having this issue on a two FlexBoss21 and four 260ah all weather wall mount batteries, any updates on a fix to try?

5 months ago
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RE: Battery details missing after firmware update

You seem to be experiencing the same 280AH firmware upgrade issue as has been reported. We upgraded to Z02T11 (For the inside wall mounts).

5 months ago
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Replies: 3
Views: 292
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RE: Battery details missing after firmware update

This is what I get in dev view, only thing I changed is replaced the serial number with 123456789{"success": true,"serialNum": “123456789”,"lost": fal...

5 months ago
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RE: Renogy 3000W Inverter Running Hot & Humming?

@slackware1995 you would need to know what type of batteries and the BMS output amperage to spec the cables for the batteries. As for the inverter it'...

5 months ago
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RE: My off-grid 12000XP 3-phase system had arc fault on non-connected MPPT, won't come out of standby

Hi Eric, yes it's online, I don't see warnings or errors other than the over-current warning in the log. 43730P0310 is the one that's stuck in standby...

5 months ago
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RE: Flexboss 21 dirty sine wave

Did replacing the FB21 fix your issues? I just found this same thing on mine. When the FB21 is powering things I get a hum from the receiver but whe...

5 months ago
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Replies: 10
Views: 813
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RE: Can someone explain this?

@jlankford Thanks for the suggestion. Actually, I did not even realize the indoor batteries had heaters. I thought only the outdoor version had them. ...

5 months ago
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RE: My off-grid 12000XP 3-phase system had arc fault on non-connected MPPT, won't come out of standby

@gigadudeAre you getting any error or warning on the inverter?Do you have the inverter online? If so, can you share the inverter serial number so I ca...

5 months ago
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