[RE-wrenches] Context XW+ Random Factory Defaults

Sat May 31 10:15:19 PDT 2025

Screens were from cloud but should be similar on SCP.          Device 
numbers must be different!

Dave Angelini Offgrid Solar
"we go where powerlines don't"
    [1]https://offgridsolar1.com/ [2]  [1]
e-mail  offgridsolar at sti.net
text 209 813 0060

On 2025-05-31 9:56 am, Dave Angelini Offgrid Solar wrote:

> Monday thru Friday. They may tell you that XW+ is not a good match with 
> LFP unless the user knows what they are doing. XW pro was made to close 
> loop and communicate with the bms. Since there were no faults logged it 
> sounds like the battery cut out before the XW LBCO, which is wrong as 
> you know and this was fixed on XWpro.  XW's should not change their 
> master slave set-up unless they were really glitched or one has damaged 
> memory. They should repower as they were set-up. Below is how it should 
> look in set-up.
> 
> Good Luck!
> 
> Dave Angelini Offgrid Solar
> "we go where powerlines don't"
> [1]https://offgridsolar1.com/ [2]  [1]
> e-mail  offgridsolar at sti.net
> text 209 813 0060
> 
> On 2025-05-31 7:16 am, Jason Szumlanski via RE-wrenches wrote:
> 
> Are they open on Saturdays? It doesn't really matter anyway because I 
> went out to the remote island on an emergency basis this morning, and 
> we have a big storm rolling in, so we had to hightail it out of there. 
> I wouldn't have had time to call.
> 
> I definitely intend to get in touch with them for any advice they might 
> have. I was hoping to get some clues from anyone with similar 
> experiences.
> 
> Jason Szumlanski
> Principal Solar Designer | Florida Solar Design Group
> NABCEP Certified Solar Professional (PVIP)
> Florida State Certified Solar Contractor CVC56956
> Florida Certified Electrical Contractor EC13013208
> 
> On Sat, May 31, 2025, 10:04 AM Jay <jay.peltz at gmail.com> wrote:
> 
> Have you been able to get in touch with Schneider tech support?
> 
> On May 31, 2025, at 7:45 AM, Jason Szumlanski via RE-wrenches 
> <re-wrenches at lists.re-wrenches.org> wrote:
> 
> I have a new service client with dual XW+. When I first went out a 
> couple of weeks ago, the LFP batteries had completely shut down due to 
> low battery voltage. I had to jump start them with a Chargeverter. I 
> discovered that the inverter low battery cutoff was 44 volts, which is 
> lower than the battery BMS cut out. I also found the AGS set to manual 
> off, and I believe the voltage triggers were defaults, but I am not 
> certain.
> 
> There is an AGS, SCP, two MPPT 60 150, one MPPT 100 600, and an Insight 
> Home on the Xanbus Network. The owner cannot figure out how to access 
> the Insight Cloud, and I could not access the device on the local 
> network with the default password. Therefore, I am working with the SCP 
> only for settings.
> 
> I adjusted the settings on the inverters and AGS and checked all other 
> settings. We tested the generator functionality. Everything seemed 
> great.
> 
> Fast forward to this week, and the system had a complete shutdown. I 
> went out to the remote location today and found the inverters in 
> standby. I tried to enable them, and received an F66 error. I dug in 
> and found that they both had the same modbus address 00 and they were 
> both set to split phase master. Everything else appeared to be factory 
> defaults. Low battery cut out was sent to 44 volts again. The AGS had 
> disappeared from the network on the SCP. The batteries were at 100% 
> because the charge controllers were charging the batteries with solar 
> for the last couple of days with no load present. After power cycling 
> the inverters, the AGS reappeared on the SCP. The settings in the AGS 
> were exactly as I had left them last time.
> 
> It appears that the inverters went back to factory defaults, but 
> everything else seemed okay.
> 
> The only relevant thing in the fault logs was a low battery condition 
> F48 fault that occurred six days ago. Then, 18 hours later, multiple 
> F66 errors (5 or 6) occured over a 2-hour span. It appears this is when 
> the inverters reverted to factory defaults.
> 
> I don't work on a lot of Schneider inverters, so I am looking for any 
> insights, no pun intended, that you may have about this behavior.
> 
> I changed the names of the inverters from the factory default in the 
> SCP. If the settings do revert to factory defaults again, I'm hoping 
> this will be an indication if the names also revert.
> 
> One more piece of information. I seriously doubt that the occupants of 
> the property messed with anything in the SCP. However, I strongly 
> believe that they were flipping breakers, particularly on the solar 
> charge controllers. It's possible that turning off a controller messed 
> up the Xanbus, but I don't see what that would have to do with settings 
> getting changed.
> 
> Jason Szumlanski
> Florida Solar Design Group
> 
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