[RE-wrenches] Cleaning PV mods
Dave Angelini Offgrid Solar
offgridsolar at sti.net
Mon Oct 23 08:28:58 PDT 2023
Definitely heard stories and have seen a few insurance claims for
cracked glass.
I have had clients send me pictures of "solar" guys walking on the
panels on their roof.
I guess it is OK to do this if you change your business name every 5
years😉
Dave Angelini Offgrid Solar
"we go where powerlines don't"
[11]https://offgridsolar1.com/ [12] [11]
e-mail offgridsolar at sti.net
text 209 813 0060
On 2023-10-23 6:44 am, White, Will via RE-wrenches wrote:
> I worked with a guy who had done installs in Arizona. He had an
> off-grid customer spray down their array with cold well water in the
> middle of the day, which shattered the module glass.
>
> I'm sure it was an isolated incident, but it happened.
>
> Thanks,
>
> Will
>
> From: RE-wrenches <re-wrenches-bounces at lists.re-wrenches.org> On Behalf
> Of Jason Szumlanski via RE-wrenches
> Sent: Friday, October 20, 2023 4:47 PM
> To: RE-wrenches <re-wrenches at lists.re-wrenches.org>
> Cc: Jason Szumlanski <jason at floridasolardesigngroup.com>
> Subject: [EXTERNAL] Re: [RE-wrenches] Cleaning PV mods
>
> CAUTION: This email originated from outside of the organization. Do not
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>
> I don't understand the thermal shock nonsense. It routinely starts
> downpouring here when it's blazing hot out (sun showers) and the rain
> is way cooler than ground water in summer. It makes no sense. If hose
> water from the ground is going to hurt solar panels, you better not put
> them where it rains!
>
> I replied privately to Dana, but for the benefit of the group, it takes
> a heavy soiling to make any appreciable difference. I have done
> numerous tests at times of high pollen and found little to no benefit
> to cleaning solar panels. Certainly it would not be worth paying
> someone to do it. Other climates may have different results. My
> suggestion would be to test first. Module level power electronics can
> provide incontrovertible proof.
>
> Jason
>
> On Fri, Oct 20, 2023, 4:21 PM Dave Tedeyan via RE-wrenches
> <re-wrenches at lists.re-wrenches.org> wrote:
>
> Hi Dana,
>
> See attached from REC. I would imagine these guidelines would apply to
> all modules.
>
> Cheers,
>
> Dave
>
> On Fri, Oct 20, 2023 at 3:56 PM Dana Orzel via RE-wrenches
> <re-wrenches at lists.re-wrenches.org> wrote:
>
> Hey ally 'all,
>
> Ok bad solar installer! 7 years & I have never cleaned my modules &
> live on a dirt road. Yeah rain does a good job with the dust but there
> is a film mostly on the edges.
>
> What does everyone do for cleaning?
>
> My array is 16'+ tall on a hill side. I have a pressure washer & was
> going to pick up a large sponge type mop & mount it on a painters
> extension pole.
>
> Good Biodegradable cleaning solutions?
>
> _________________________________________________________
>
> Dana Orzel GREAT SOLAR WORKS!
>
> C - 208.721.7003 E - dana at solarwork.com
>
> W - www. greatsolarworks.com [1] www.solarwork.com [2]
>
> _"Responsible Technologies for Responsible People since 1988!"_
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> --
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> [9]
>
> Dave Tedeyan, P.E.
> Owner | Sungineer Solar
>
> p: he | him | his
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