They look like vintage Tamarack or MT Solar top of pole mounts On Thu, Mar 14, 2019 at 3:32 PM Ray <r...@solarray.com> wrote:
> That's my call too, The Unirac TPM was truly an inferior product, and > would both change tilt and rotate on the pole in high winds. It needs to > be pinned to the pole and have bracing added to hold its tilt. The other 2 > look possibly home made, there are quite a few of those around; folks have > some welding equipment and go for it themselves. I recently replaced a > horrible home made pole mount made out of Unistrut, the whole thing could > barely hold up the weight of the modules. Yours don't look too bad, but I > would give it the old field test: grab out on one corner and put your full > weight on it to see how it behaves. I also like to shake it up and down at > the right frequency to see how it behaves too. It really should be strong > enough for a person to be able to crawl around on it. > > The tilt angle looks really extreme, many racking companies do not rate > their systems for tilt beyond 45 degrees. > > Also, I would write up some disclaimer to release yourselves from > liability. It should note the substandard racking, the potential for > failure in high winds or snow loads, and that the customer has chosen not > to replace the racks. > > Ray Walters > Remote Solar > 303 505-8760 > > On 3/14/19 1:18 PM, Howie Michaelson wrote: > > Not sure about the grey steel bracketed one, but the other 2 (?) look like > the old Unirac TPMs, which haven't been in production for more than 15 > years (?). > Howie > > *Howie Michaelson **Sun Catcher* > > *NABCEP Certified Solar PV Installer™ * > > *Solar Electric Systems Sales & Service 802-272-0004* > > > On Thu, Mar 14, 2019 at 3:11 PM Lorenzo Ortiz <lore...@cal-solar.com> > wrote: > >> Wrenches, >> >> Anyone recognize these pole mounts? >> We adopted a bastard system and are trying to bring it up to code. >> >> Thanks >> >> -- >> >> Loren Ortiz >> Technical PV Design Specialist - Commercial/Residential/Off-Grid >> >> lo...@cal-solar.com californiasolarco.com >> *Main: 530-274-3671 ext: 311 * *Fax: 530-274-7518* >> >> >> >> >> >> <https://californiasolarco.com/referral_form/> >> *Showroom located at: 149 E Main St. Grass Valley, CA 95945* >> _______________________________________________ >> 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 > > -- Field Operations | SunCommon https://suncommon.com/drawdown/ 13 Hook Rd. Rhinebeck, NY 12572 <https://maps.google.com/?q=13+Hook+Rd.+Rhinebeck,+NY+12572&entry=gmail&source=g> 845-702-9068 (cell) | 866-452-7652 x 107 (office) | tim.econopo...@suncommon.com <wes.naprs...@suncommon.com> www.suncommon.com savemoney. gosolar. SunCommon believes that everyone has the right to a healthy environment and brighter future – and renewable energy is where it starts. Energy from the sun can power our lives and build vibrant communities. Our mission is to tear down barriers to clean energy and use our business as a force for good.
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