[RE-wrenches] Aquion - Mix and Matching Layers

[Drake]

How likely / certain is it that Aquions will have 
an early failure? Can we expect the banks to go down fairly soon?

Thanks,

Drake

At 03:35 PM 5/9/2019, you wrote:
>As Aquion said, loosening the main nut will 
>destroy the battery. I can vouch for that as 
>well, not my doing, but I could not recover the 
>batteries where that had been done. I tightened 
>the nuts and got just about one cycle before they were gone.
>
>I suspect that the temperature cycling of the 
>batteries enhanced creep of the case and active 
>materials to the point where there was no longer 
>adequate compression, and so they are failing. 
>It could be that if they had mfg them with steel 
>cases and permanent layer level compression they might have been longer lived.
>
>One thing about being able to take the layers 
>apart is that they are much easier to move 
>around that way. Each layer is only about 30 
>lbs. Then you can find creative uses for the 
>aluminum bases and high strength threaded rod from them.
>
>If you need an MSDS to show to the disposal 
>site, contact me at AEE Solar. At our Hazo House 
>locally here, they took a brief look at the MSDS 
>and said, sure bring them in, no problem. Worth a try.
>
>Brad
>
>
>
>On Thu, May 9, 2019 at 10:38 AM Glenn Burt 
><<mailto:Glenn.burt at glbcc.com>Glenn.burt at glbcc.com> wrote:
>We got such a black eye from the Aquions we 
>installed that we had to replace entire banks to 
>regain customer confidence and prevent bad word 
>of mouth talk about the company.
>They were a big loss both to our reputation and financial health.
>I recommend discussing the issues and replacing the entire bank.
>
>Sent from my Verizon LG Smartphone
>
>------ Original message------
>From: Lou Russo
>Date: Thu, May 9, 2019 11:53 AM
>To: RE-wrenches;
>Cc:
>Subject:[RE-wrenches] Aquion - Mix and Matching Layers
>
>Wrenches,
>
>I am getting more and more call about orphaned 
>Aquion systems that have gone bad. Many of the 
>systems have one or two "layers" that have gone 
>bad. Voltage spikes up to the 14-15V range while 
>charging and cratering to zero if even the 
>tiniest load is put on it (e.g. turning on a 
>charge controller, like I said...tiny). So I do 
>not believe charging that particular "layer" 
>with 6V charger would fix the problem.Â
>
>Has anybody out there swapped out a bad "layer" 
>with a good one and reassembled the stack? Is it even possible?Â
>
>As always thanks for the help.Â
>
>Aloha,
>
>Lou Russo
><mailto:lou at spreesolarsystems.com>lou at spreesolarsystems.com
><tel:808%20345%0D%20%206762>808 345 6762
>Spree Solar Systems LLCÂ
>CT-34322
>
>_______________________________________________
>List sponsored by Redwood Alliance
>
>List Address: 
><mailto:RE-wrenches at lists.re-wrenches.org>RE-wrenches at lists.re-wrenches.org
>
>Change listserver email address & settings:
><http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org>http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org
>
>List-Archive: 
><http://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/maillist.html>http://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/maillist.html
>
>List rules & etiquette:
><http://www.re-wrenches.org/etiquette.htm>www.re-wrenches.org/etiquette.htm
>
>Check out or update participant bios:
><http://www.members.re-wrenches.org>www.members.re-wrenches.org
>
>_______________________________________________
>List sponsored by Redwood Alliance
>
>List Address: RE-wrenches at lists.re-wrenches.org
>
>Change listserver email address & settings:
>http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org
>
>List-Archive: 
>http://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/maillist.html
>
>List rules & etiquette:
>www.re-wrenches.org/etiquette.htm
>
>Check out or update participant bios:
>www.members.re-wrenches.org
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.re-wrenches.org/pipermail/re-wrenches_lists.re-wrenches.org/attachments/20190512/43b50cee/attachment.htm>