If you are using EnnexOS you can clear remotely. Select the device with
the issue, then config, then parameter. Filter by 'AFCI'. Turn off.
Wait a few minutes, turn back on. I wouldn't recommend doing this
unless you're certain its a false arc-fault.
Matt
On 2019-09-15 20:54, Jeff Clearwater wrote:
> I did finally get it to clear using taps but it was a lot of tapping. 3 taps
> after the second restart with blue light blinking did it - or maybe that was
> a coincidence - and it just decided to clear then.
>
> Bill - I did try clearing it through the Data Manager M (EnnexOS) but there
> didn't appear to be any place to clear it - nor update the firmware either
> that I could find.
>
> I was in the process of logging into the machine itself onsite when I tried
> the taps - good thing cause I misplaced the installer log-in! Next step was
> PUK - yuk!
>
> And the "source" of the arc-fault was not wiring or connectors - it was I had
> turned on and off the DC disconnect as I was making sure Neurio worked - a
> guick on and off again inadvertently (changed my mind midstream as to which I
> wanted) That was enough to trip the arc-fault!
> SMA if you are listening - can't you make this a bit easier? Having to reset
> passwords by contacting SMA - that's a major on top of all the arc-fault pain
> we are feeling!
>
> Thanks
> Jeff
>
> frenergy wrote on 9/15/19 8:38 PM:
>
> I've only had the "tapping" method work on SB-22 inverters, not on -40
> inverters. You gotta log on to the machine which I think you can only do
> onsite. Has anyone ever done a reset of the 8206 from the portal?
>
> Bill
>
> Feather River Solar Electric
> Bill Battagin, Owner
> 4291 Nelson St.
> Taylorsville, CA 95983
> 530.284.7849
> CA Lic 874049
> www.frenergy.net [1]
>
> On 9/15/2019 12:36 PM, Jeff Clearwater wrote: Hey Folks,
>
> How do you clear an 8206 from a SB7.7-US? the manual says tap on the cover
> within 10 seconds of error message. That's not working.
>
> Does that tap then set it up for the next restart or is it supposed to clear
> it right away - I've tried restarting again to no avail.
>
> When I tap right after the message appears it simply toggles to the next
> screen.
>
> Jeff Clearwater
> Village Power Design
>
> Mac Lewis wrote on 9/6/19 7:14 AM:
>
> Hello Wrenches,
>
> You may be aware of this but the -92R firmware supposedly has addressed the
> arc fault issue for the US-40 inverters. See here for the download:
> https://www.sma-america.com/service-support/downloads.html It fixed an arc
> fault issue for me yesterday at least. Bring a thumb drive, the update
> process took about an hour to perform.
>
> On Tue, Sep 3, 2019 at 10:40 AM Dave Angelini Offgrid Solar
> <offgridso...@sti.net> wrote:
>
> Same up here in the southern sierra. I get calls from ABB and a few from SMA
> to look at systems that people far away installed and as a local 3rd party it
> can save some money. Whatever they quote me I triple the price. 1/3 up front
> and the rest when it is done. ABB is really slow with payment. I think they
> sold their inverter business? Sunpower is a great panel but they have had
> some bad runs. Probably why there are so many new/used panels on the
> secondary market. They are great for Offgrid ground arrays and no AFD.
>
> On Tue, 3 Sep 2019 09:52:19 -0400, Dave Tedeyan <dtede...@taitem.com> wrote:
> Chris,
> Sunpower has taken some responsibility on some of our older Sunpower systems
> that are arc faulting. We tell them that a system is arc faulting, and then
> they insist on sending up a 3rd party contractor to inspect the system and
> potentially install what they call "Tigo Diodes". I am still not exactly sure
> what that is. It also seems to take them months to send anyone to upstate NY,
> as we have a bunch of customers that have been waiting months for the 3rd
> party contractor to come take a look. You likely could only follow this route
> though if the system was installed by a Sunpower dealer and you are a
> Sunpower dealer yourself. If the original system was from a Sunpower dealer,
> you can also have the customer call Sunpower directly.
>
> Cheers,
> Dave
>
> DAVE TEDEYAN, PE
> Senior Engineer | Taitem Engineering, PC
>
> 110 South Albany Street | Ithaca, NY 14850
> o. 607.277.1118 x121 f. 607.277.2119
> www.taitem.com [2]
Feather River Solar Electric
Bill Battagin, Owner
4291 Nelson St.
Taylorsville, CA 95983
530.284.7849
CA Lic 874049
www.frenergy.net [1]
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