Ron, I replied a few days ago, ill fwd if you want. Roy Rakobitsch NABCEP Certified Small Wind Installer® NABCEP Certified Solar PV Installer® Certified Advanced Tower Climbing, Safety & Rescue Wind/PV Design Engineer Windsine LLC 631-514-4166 www.windsine.org On Sep 16, 2015 1:57 AM, "Brian Teitelbaum" <bteitelb...@aeesolar.com> wrote:
> Ron, > > I'll pipe in here. If the module "works" when he bypasses the diodes, then > the diodes, or the solder connections on the ribbons or the diodes, must be > at fault. > > I put "works" in quotes because we don't have the details on the meter > readings. > > Brian > AEE Solar > > > > -----Original Message----- > From: RE-wrenches [mailto:re-wrenches-boun...@lists.re-wrenches.org] On > Behalf Of Ron Young > Sent: Tuesday, September 15, 2015 11:45 PM > To: RE-wrenches > Subject: Re: [RE-wrenches] panel failure > > Thanks Allan, I was wondering about the lack of response as this group is > always very helpful. One begins to suspect the phantom cause, i.e. the rest > of the story that wasn’t told to us by the customer. It happens from time > to > time ;-) > > Ron > > > On Sep 15, 2015, at 9:07 PM, Allan Sindelar <al...@sindelarsolar.com> > > wrote: > > > > Ron, > > The lack of response may indeed be your answer. I didn't reply because it > > hasn't happened on my watch and I have no idea what would cause what you > > describe. > > Allan > > > >> On Sep 15, 2015, at 8:30 PM, RM You <solarea...@solareagle.com> wrote: > >> > >> Just wondering if any esteemed wrenches have an idea what could cause > >> this problem? Customer says nothing unusual happened that he is aware of > >> and the panels had been working fine for many years but now 4 of 6 > panels > >> just quit. Doesn’t appear to be a diode failure. > >> > >> Ron > >> > >>> On Sep 11, 2015, at 4:58 PM, RM You <solarea...@solareagle.com> wrote: > >>> > >>> I have a customer who has 6 siemens 48w panels that are 20 years old > >>> (hooked in parallel to a 12v battery). He says that 4 of them have > >>> failed in that there is no output unless he bypasses the diodes. > However > >>> he pulled the diodes and checked them on a diode check and separately > on > >>> a battery with a light bulb and they appear to be functioning > correctly. > >>> Any ideas what could be causing this anomaly? > >>> > >>> Ron Young > >>> > >> > >> _______________________________________________ > >> List sponsored by Redwood Alliance > >> > >> List Address: RE-wrenches@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 > >> > > _______________________________________________ > > List sponsored by Redwood Alliance > > > > List Address: RE-wrenches@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 > > > > _______________________________________________ > List sponsored by Redwood Alliance > > List Address: RE-wrenches@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 > _______________________________________________ > List sponsored by Redwood Alliance > > List Address: RE-wrenches@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 > >
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