<html><body><span style="font-family:Verdana; color:#000000; font-size:10pt;"><div>Drop Mode is handy for Grid Tied Systems to cycle the batteries. Just engage drop mode, the system sees the grid but does not lock on and the system runs off renewables till the batteries need charging. As long as the system "sees" the grid, it will lock on before it crashes. TTFN db<br></div><div><br></div><div><br>Dan Brown<br>Foxfire Energy Corp.<br>Renewable Energy Systems<br>(802)-483-2564<br><a href="http://www.Foxfire-Energy.com">www.Foxfire-Energy.com</a><br>NABCEP #092907-44</div><div><img id="sigimg0" title="signature image" src="cid:sigimg0@29402f8ac1fdfdb0979eb76c6dbe6500" alt="" border="0"></div><div><br><br></div>
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Subject: Re: [RE-wrenches] Drop mode: who needs it?<br>
From: Steve Higgins <<a href="mailto:steve@surrette.com">steve@surrette.com</a>><br>
Date: Fri, February 05, 2016 2:39 pm<br>
To: RE-wrenches <<a href="mailto:re-wrenches@lists.re-wrenches.org">re-wrenches@lists.re-wrenches.org</a>><br>
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</style> <div class="WordSection1"> <div class="MsoNormal" style="font-size:12pt;"><span style="color:#1F497D">William, <o:p></o:p></span></div> <div class="MsoNormal" style="font-size:12pt;"><span style="color:#1F497D"><o:p> </o:p></span></div> <div class="MsoNormal" style="font-size:12pt;"><span style="color:#1F497D">I know there was a point that they changed processors, when they did that it made the power assembly, control assembly, and the ac assembly incompatible. I agree with you that it would have been nice that they could have maintained this, but this change was quite some time ago, at least 7-8 years ago. I know for a fact they did stock both sets for a while, way past the normal warranty requirements. <o:p></o:p></span></div> <div class="MsoNormal" style="font-size:12pt;"><span style="color:#1F497D"><o:p> </o:p></span></div> <div class="MsoNormal" style="font-size:12pt;"><span style="color:#1F497D">From what I remember the processor change was due to availability, the old processor was no longer manufactured… So to fix this Outback was forced to upgrade the processer. <o:p></o:p></span></div> <div class="MsoNormal" style="font-size:12pt;"><span style="color:#1F497D"><o:p> </o:p></span></div> <div class="MsoNormal" style="font-size:12pt;"><span style="color:#1F497D">As for the drop mode, I’ve never has much of a use for it… But when mixing firmware revs normally using the most current version is best… this may be something that wasn’t tested as Outback has a lot of software mods.<o:p></o:p></span></div> <div class="MsoNormal" style="font-size:12pt;"><span style="color:#1F497D"><o:p> </o:p></span></div> <div class="MsoNormal" style="font-size:12pt;"><span style="color:#1F497D"><o:p> </o:p></span></div> <div class="MsoNormal" style="font-size:12pt;"><span style="color:#1F497D"><o:p> </o:p></span></div> <div class="MsoNormal" style="font-size:12pt;"><span style="color:#1F497D"><o:p> </o:p></span></div> <div><font style="FONT-SIZE: 14pt" face="Tahoma"><strong>Steve Higgins<br> <font style="FONT-SIZE: 12pt">Technical Services Manager</font><br> </strong></font><font face="Tahoma"><strong></strong></font><font face="Tahoma">P: +1.902.597.4020<br> </font><font face="Tahoma">M: +1.206.790.5840<br> </font><font face="Tahoma">F: +1.902.597.8447<br> </font><font color="#ff0000" face="Tahoma"><strong style="FONT-FAMILY: tahoma; TEXT-DECORATION: "><font color="#d30000">Surrette Battery Company</font><br> </strong></font><font style="FONT-SIZE: 10pt" face="Tahoma">Exclusive manufacturer of<br> <img src="cid:rolls877174" wbeuser="dan@foxfire-energy.com" border="0" hspace="0"></font><font size="2" face="Tahoma"></font></div><font size="2" face="Tahoma"> </font><br> <div> <div style="border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in"> <div class="MsoNormal" style="font-size:12pt;margin-left:.5in"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> RE-wrenches [<a href="mailto:re-wrenches-bounces@lists.re-wrenches.org">mailto:re-wrenches-bounces@lists.re-wrenches.org</a>] <b>On Behalf Of </b>William Miller<br> <b>Sent:</b> Tuesday, February 02, 2016 6:15 PM<br> <b>To:</b> RE-wrenches<br> <b>Subject:</b> [RE-wrenches] Drop mode: who needs it?<o:p></o:p></span></div> </div> </div> <div class="MsoNormal" style="font-size:12pt;margin-left:.5in"><o:p> </o:p></div> <div class="MsoNormal" style="font-size:12pt;margin-left:.5in"><span style="font-size:12.0pt;font-family:"Arial","sans-serif"">Friends:</span><o:p></o:p></div> <div class="MsoNormal" style="font-size:12pt;margin-left:.5in"><span style="font-size:12.0pt;font-family:"Arial","sans-serif""> </span><o:p></o:p></div> <div class="MsoNormal" style="font-size:12pt;margin-left:.5in"><span style="font-size:12.0pt;font-family:"Arial","sans-serif"">I have a customer who was basically victimized by a shady installer (who is no longer in the business). He was sold an undersized system with two VFX3648 inverters and later two FX2548 inverters. One of the 2548s died and it was recommended I install all new boards. I am a bit disappointed that there was no option to try and figure out which board was bad, I had to install all three.</span><o:p></o:p></div> <div class="MsoNormal" style="font-size:12pt;margin-left:.5in"><span style="font-size:12.0pt;font-family:"Arial","sans-serif""> </span><o:p></o:p></div> <div class="MsoNormal" style="font-size:12pt;margin-left:.5in"><span style="font-size:12.0pt;font-family:"Arial","sans-serif"">I was told the logic board has newer firmware and had to be configured as the master. I did so and we found that there was a glitch: About 5 seconds before an auto-start the AC Use/Drop screen went to Drop mode. The generator started but ran for no benefit. We resolved this by reconfiguring the system so an older VFX inverter was master and resetting all units.</span><o:p></o:p></div> <div class="MsoNormal" style="font-size:12pt;margin-left:.5in"><span style="font-size:12.0pt;font-family:"Arial","sans-serif""> </span><o:p></o:p></div> <div class="MsoNormal" style="font-size:12pt;margin-left:.5in"><span style="font-size:12.0pt;font-family:"Arial","sans-serif"">I have three questions:</span><o:p></o:p></div> <div class="MsoNormal" style="font-size:12pt;margin-left:.5in"><span style="font-size:12.0pt;font-family:"Arial","sans-serif""> </span><o:p></o:p></div> <div class="MsoListParagraph" style="margin-left:1.0in;text-indent:-.25in;mso-list:l0 level1 lfo2"> <!--[if !supportLists]--><span style="mso-list:Ignore">1.<span style="font:7.0pt "Times New Roman""> </span></span><!--[endif]--><span style="font-size:12.0pt;font-family:"Arial","sans-serif"">Is there any known incompatibilities between versions of logic boards?</span><o:p></o:p></div> <div class="MsoListParagraph" style="margin-left:1.0in;text-indent:-.25in;mso-list:l0 level1 lfo2"> <!--[if !supportLists]--><span style="mso-list:Ignore">2.<span style="font:7.0pt "Times New Roman""> </span></span><!--[endif]--><span style="font-size:12.0pt;font-family:"Arial","sans-serif"">Is there a way to determine which board is defective and replace only that board?</span><o:p></o:p></div> <div class="MsoListParagraph" style="margin-left:1.0in;text-indent:-.25in;mso-list:l0 level1 lfo2"> <!--[if !supportLists]--><span style="mso-list:Ignore">3.<span style="font:7.0pt "Times New Roman""> </span></span><!--[endif]--><span style="font-size:12.0pt;font-family:"Arial","sans-serif"">What possible use could the drop mode have and why is it even included in the menu structure? Can’t one just open a circuit breaker and achieve the same effect?</span><o:p></o:p></div> <div class="MsoNormal" style="font-size:12pt;margin-left:.5in"><span style="font-size:12.0pt;font-family:"Arial","sans-serif""> </span><o:p></o:p></div> <div class="MsoNormal" style="font-size:12pt;margin-left:.5in"><span style="font-size:12.0pt;font-family:"Arial","sans-serif"">Any help is much appreciated, as always.</span><o:p></o:p></div> <div class="MsoNormal" style="font-size:12pt;margin-left:.5in"><span style="font-size:12.0pt;font-family:"Arial","sans-serif""> </span><o:p></o:p></div> <div class="MsoNormal" style="font-size:12pt;margin-left:.5in"><span style="font-size:12.0pt;font-family:"Arial","sans-serif"">Sincerely,</span><o:p></o:p></div> <div class="MsoNormal" style="font-size:12pt;margin-left:.5in"><span style="font-size:12.0pt;font-family:"Arial","sans-serif""> </span><o:p></o:p></div> <div class="MsoNormal" style="font-size:12pt;margin-left:.5in"><span style="font-size:12.0pt;font-family:"Arial","sans-serif"">William Miller</span><o:p></o:p></div> <div class="MsoNormal" style="font-size:12pt;margin-left:.5in"><span style="font-size:12.0pt;font-family:"Arial","sans-serif""> </span><o:p></o:p></div> <div class="MsoNormal" style="font-size:12pt;margin-left:.5in"><span style="font-size:12.0pt;font-family:"Arial","sans-serif""> </span><o:p></o:p></div> <div class="MsoNormal" style="font-size:12pt;margin-left:.5in"><span style="font-size:12.0pt;font-family:"Arial","sans-serif""> </span><o:p></o:p></div> <div class="MsoNormal" style="font-size:12pt;margin-left:.5in"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:black"><img id="Picture_x0020_1" src="cid:image001.jpg@01D16009.E01FFD20" alt="Gradient Cap_mini" wbeuser="dan@foxfire-energy.com" height="28" width="64"><br> Lic 773985<br> <a target="_blank" href="http://www.millersolar.com/">millersolar.com</a><br> 805-438-5600</span><o:p></o:p></div> <div class="MsoNormal" style="font-size:12pt;margin-left:.5in"> <o:p></o:p></div> </div> <div> This email and its attachments have been scanned by mailWatch E-Mail Firewall for viruses, spam, and malicious content. 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