I just encountered the same thing. I upgraded a clients Discover AES to a Helios AES and after a few months what you are describing started to occur. I came to the same conclusion and all I could offer my client was "looks like no more AGS for you until we can upgrade to a Victron system.
On Sun, Dec 14, 2025 at 3:24 PM Chris Schaefer via RE-wrenches < [email protected]> wrote: > G'day All, > > Came across something I haven't seen in the past and I have over 4 dozen > PAE units out there. It has to do with the Max Run Time setting on the ARTR > or RTR and the Magnum AGS unit. I normally set the Max Run Time (MRT) to 12 > hours. It has been my understanding that this MRT value comes into play > when it sees the generator input. Then once the genny runs for say 4-6 > hours the AGS then tells the genny to stop. I've been under the > assumption that once the genny stops, the MRT would reset back to zero to > ready itself for the next time the genny runs. What is happening is that > the MRT seems to be accumulating for each genny run and then of course once > it hits the MRT value you get the "Fault Max Rn". I can't find anywhere in > the literature about the MRT value resetting after the genny stops, but I'm > confident that this is the case. Can anyone confirm my thought process on > this one or has anyone seen anything like this before? Heading out tomorrow > with a new ARTR. > > Your Friendly Neighborhood Solar Guy, > Christopher- > > Chris Schaefer’s > > > *Tel 585-229-2083 or Cell 585-748-1870 * > *5115 S Hill Road ~ Canandaigua New York 14424**www.solarandwindfx.com > <http://www.solarandwindfx.com> ~ E-mail: [email protected] > <[email protected]>* > > > Thomas Jefferson, the author of our great Constitution, once said, > "democracy" will cease to exist when you take away from those who are > willing to work and give to those who would not." > _______________________________________________ > 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 > > -- Michael Morningstar Morningstar Electric Inc PO Box 1494 Mount Shasta, CA 96067 530-921-0560 CSLB 1116835 [email protected]
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