<div dir="ltr">Jason,<div><br></div><div>How about the RD-1 Relay Driver from Morning star?</div><div><br></div><div>Christopher</div></div><br><div class="gmail_quote gmail_quote_container"><div dir="ltr" class="gmail_attr">On Tue, Apr 7, 2026 at 5:44 PM Jason Szumlanski via RE-wrenches <<a href="mailto:re-wrenches@lists.re-wrenches.org">re-wrenches@lists.re-wrenches.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div dir="ltr"><div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">Seriously. It shouldn't be this hard. The site I just got burned on is grid-tied, so generator exercise is even more important since it will likely almost never run otherwise.</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">On a good note, Midnite released firmware for their AIO that allows you to put the Gen on the Grid port for off-grid and still use the AGS function, but it is limited. At least there is an exercise cycle and run time, but no amps start and limited voltage start options.</div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif">EG4 <span style="border-style:none;background:none">does have</span> manual start/auto off (what they call <span style="border-style:none;background:none">exercise),</span> and cooldown, but otherwise it's limited to V or SOC start/stop. </div><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><br></div></div><div><div dir="ltr" class="gmail_signature"><div dir="ltr"><br>Jason Szumlanski<div><span style="color:rgb(51,51,51);font-family:Roboto,RobotoDraft,Helvetica,Arial,sans-serif;font-size:13px">Principal Solar Designer | Florida Solar Design Group</span><br style="color:rgb(51,51,51);font-family:Roboto,RobotoDraft,Helvetica,Arial,sans-serif;font-size:13px"><span style="color:rgb(51,51,51);font-family:Roboto,RobotoDraft,Helvetica,Arial,sans-serif;font-size:13px">NABCEP Certified Solar Professional (PVIP)</span><br style="color:rgb(51,51,51);font-family:Roboto,RobotoDraft,Helvetica,Arial,sans-serif;font-size:13px"><span style="color:rgb(51,51,51);font-family:Roboto,RobotoDraft,Helvetica,Arial,sans-serif;font-size:13px">Florida State Certified Solar Contractor CVC56956</span></div><div><font color="#333333" face="Roboto, RobotoDraft, Helvetica, Arial, sans-serif">Florida Certified Electrical Contractor EC13013208</font></div><div><font color="#333333" face="Roboto, RobotoDraft, Helvetica, Arial, sans-serif"> </font></div><div><font color="#333333" face="Roboto, RobotoDraft, Helvetica, Arial, sans-serif"><br></font></div></div></div></div><br></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Tue, Apr 7, 2026 at 4:51 PM jay via RE-wrenches <<a href="mailto:re-wrenches@lists.re-wrenches.org" target="_blank">re-wrenches@lists.re-wrenches.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div>I really don’t know why AGS has been so hard with all these new inverter companies. It is a massive weak point for true offgrid.<div>I can hear the howls now, but most people want AGS. Regardless many of those features below are also useful for manual start applications. <br><div><br></div><div>I mean Trace had all this back in 1995 and nothing has changed in terms of what we want generator back up to do.</div><div><br></div><div>Is there a AIO available today that have anything close to the list below?</div><div><br></div><div>2 and 3 wire start</div><div>24 hr, 2 hr, 15 minute volt/start time</div><div>load start/start</div><div>quiet time</div><div>run time</div><div>exercise period/time</div><div>voltage input window</div><div>hz input window</div><div>manual start/stop</div><div>manual start/auto shut off</div><div>warm up</div><div>cool down</div><div>pre crank</div><div>max crank</div><div>post crank</div><div><br></div><div><br></div><div><br></div><div><br></div><div><br></div><div><br></div><div><div><br><blockquote type="cite"><div>On Apr 7, 2026, at 1:25 PM, Jason Szumlanski via RE-wrenches <<a href="mailto:re-wrenches@lists.re-wrenches.org" target="_blank">re-wrenches@lists.re-wrenches.org</a>> wrote:</div><br><div><div dir="ltr"><div><div style="font-family:arial,helvetica,sans-serif">Here we go again with a manufacturer providing poor and misleading documentation. The EG4 GridBOSS manual says:</div><div style="font-family:arial,helvetica,sans-serif"><br></div><div style="font-family:arial,helvetica,sans-serif"><i>The GridBOSS should use start/stop relay 1 in the normally open connection. Start/stop relay 1 can be controlled manually or by battery SOC/voltage logic within the EG4® Monitor Center. The generator can also be configured with warm-up, cool-down, <b>and exercise time</b>.</i></div><br clear="all"></div><div><div style="font-family:arial,helvetica,sans-serif">I just learned that there is, in fact, no automatic scheduled generator exercise feature on the GridBOSS. This is a real problem because many generator controls disable the onboard exercise function when remote-start capability is enabled. </div><br></div><div><div style="font-family:arial,helvetica,sans-serif">So what is "exercise time" in EG4's world? Apparently, <span style="border-style:none;background:none">that</span> means you can set a duration for the generator to run when you <span style="border-style:none;background:none">MANUALLY start the generator</span> from the app. </div><br></div><div><div style="font-family:arial,helvetica,sans-serif">Hope this saves someone else a big headache, hours of research, and clueless tech support.</div><div style="font-family:arial,helvetica,sans-serif"><br></div><div style="font-family:arial,helvetica,sans-serif">Any thoughts <span style="border-style:none;background:none">on</span> a simple external relay in parallel to accomplish this function? I was thinking <span style="border-style:none;background:none">about a Shelly connected </span>to a smart load for power in the GridBOSS. It just needs to be a programmable relay to close on a schedule. How reliable are Shelly relays for scheduled tasks?</div><br></div><div><div dir="ltr" class="gmail_signature"><div dir="ltr"><br>Jason Szumlanski<div><span style="color:rgb(51,51,51);font-family:Roboto,RobotoDraft,Helvetica,Arial,sans-serif;font-size:13px">Principal Solar Designer | Florida Solar Design Group</span><br style="color:rgb(51,51,51);font-family:Roboto,RobotoDraft,Helvetica,Arial,sans-serif;font-size:13px"><span style="color:rgb(51,51,51);font-family:Roboto,RobotoDraft,Helvetica,Arial,sans-serif;font-size:13px">NABCEP Certified Solar Professional (PVIP)</span><br style="color:rgb(51,51,51);font-family:Roboto,RobotoDraft,Helvetica,Arial,sans-serif;font-size:13px"><span style="color:rgb(51,51,51);font-family:Roboto,RobotoDraft,Helvetica,Arial,sans-serif;font-size:13px">Florida State Certified Solar Contractor CVC56956</span></div><div><font color="#333333" face="Roboto, RobotoDraft, Helvetica, Arial, sans-serif">Florida Certified Electrical Contractor EC13013208</font></div><div><font color="#333333" face="Roboto, RobotoDraft, Helvetica, Arial, sans-serif"> </font></div><div><font color="#333333" face="Roboto, RobotoDraft, Helvetica, Arial, sans-serif"><br></font></div></div></div></div></div>
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</blockquote></div><div><br clear="all"></div><div><br></div><span class="gmail_signature_prefix">-- </span><br><div dir="ltr" class="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div dir="ltr"><div dir="ltr"><p style="text-align:center"><span style="font-size:10pt;color:rgb(31,73,125)"><font face="Arial, sans-serif">Chris Schaefer’s<br></font></span><img src="https://ci3.googleusercontent.com/mail-sig/AIorK4xwQObc1lE4m-NGBGV2ONhmIo5vEAZs2lO5NoIACbJsI4fJ_a1hsiFC2biIJSxI90VJ_atMDSuJtjW-"><br><i><span style="font-family:Arial,sans-serif;color:rgb(31,73,125)"><span style="font-size:9pt">Tel 585-229-2083 or Cell 585-748-1870 </span><span style="font-size:12px"><br></span></span></i><i style="font-size:12.8px"><span style="font-size:10pt"><font color="#1f497d"><font face="Arial, sans-serif">5115
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