New AC board [if available) is around $250 +/- and relatively straightforward to replace. FET board is twice as much $
Sent from my iPad > On Aug 14, 2024, at 6:19 PM, jay via RE-wrenches > <[email protected]> wrote: > > HI Michael, > > I’d say the AC board on the VFX is suspect. Bad relay. > > > Yes to #2. That will work just fine. > Good luck > > jay > >> On Aug 14, 2024, at 4:13 PM, Michael Welch via RE-wrenches >> <[email protected]> wrote: >> >> Wrenches. I am hesitant to post here, since I am not really a Wrench. I feel >> like maybe I can get by with it since I'm so involved with running the list. >> So ... >> >> After many years, my VFX 2812 stopped charging my batteries, but continues >> powering my home. >> >> The VFX 2812 is mounted to a Midnite e-panel, with two PV inputs (MX-60 and >> an old Heliotrope CC-60), a FlexNet DC, HUB, and a Mate2. A battery temp >> sensor is between two of my Surrette 2-KS-33P batteries. >> >> Some time ago, the red error light behind the clear cover on the inverter >> started blinking, but it continued charging from our 7 kW generator -- so I >> suspect it had nothing to do with my current charging problem. Discussing >> with Bill Battagin, the light was possibly a fan error, apparently a bit >> common. >> >> I tried switching generators, as the first one showed 64 CPS, but that did >> not help. >> When I start the generator, the AC In light on the Mate2 on (and stays on), >> and I hear an inverter relay clicking as if the generator warm-up delay >> feature keeps going through its cycle. The house lights flicker at the same >> time as the click, but charging never happens. >> >> I've re-seated all the Cat-5 cables with Outback contact goop on all ends, >> and I replaced the Mate2 cable with a new Outback one. I've checked and >> tightened all the connections in the e-Panel and batteries. >> >> Question 1: >> So what can I do to further diagnose or even fix this? Buying a new or even >> used VFX inverter is out of the question, financially. >> >> Question 2: >> I still have my old Trace U2512 inverter. I'd like to hook its charger into >> the e-Panel, as a temporary situation -- for times like last week when we >> were fogged in for a few days, letting my batteries get a lot lower than I >> want. >> >> I would not use the AC output on the Trace, but would continue powering my >> home with the VFX. I figured I would put the Trace battery cables in >> parallel with the VFX so that the Trace charging will also go through the >> shunt so I can see the charge rates and levels on the Mate2. >> >> The generator's wires would be changed from the e-Panel AC In to the Trace >> AC In. >> >> The last thing I want to do is further harm my equipment. What say ye to >> this temporary idea? >> >> _______________________________________________ >> List sponsored by Redwood Alliance >> >> Pay optional member dues here: http://re-wrenches.org >> >> List Address: [email protected] >> >> Change listserver email address & settings: >> http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org >> >> There are two list archives for searching. When one doesn't work, try the >> other: >> https://www.mail-archive.com/[email protected]/ >> http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org >> >> List rules & etiquette: >> http://www.re-wrenches.org/etiquette.htm >> >> Check out or update participant bios: >> http://www.members.re-wrenches.org >> > > _______________________________________________ > List sponsored by Redwood Alliance > > Pay optional member dues here: http://re-wrenches.org > > List Address: [email protected] > > Change listserver email address & settings: > http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org > > There are two list archives for searching. When one doesn't work, try the > other: > https://www.mail-archive.com/[email protected]/ > http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org > > List rules & etiquette: > http://www.re-wrenches.org/etiquette.htm > > Check out or update participant bios: > http://www.members.re-wrenches.org > _______________________________________________ List sponsored by Redwood Alliance Pay optional member dues here: http://re-wrenches.org List Address: [email protected] Change listserver email address & settings: http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org There are two list archives for searching. When one doesn't work, try the other: https://www.mail-archive.com/[email protected]/ http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org List rules & etiquette: http://www.re-wrenches.org/etiquette.htm Check out or update participant bios: http://www.members.re-wrenches.org
