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--></style></head><body lang="EN-US" link="blue" vlink="purple"><div class="WordSection1"><p class="MsoNormal"><span style="font-family:"Verdana","sans-serif";color:#1f497d">Andrew:</span></p><p class="MsoNormal"><span style="font-family:"Verdana","sans-serif";color:#1f497d"> </span></p><p class="MsoNormal"><span style="font-family:"Verdana","sans-serif";color:#1f497d">If the temp sensor fails the system will shut down. As a temporary measure you can put a 2.2k resister across the temp sensor terminals. This simulates a temperature of about 70 Degrees F. See attached.</span></p><p class="MsoNormal"><span style="font-family:"Verdana","sans-serif";color:#1f497d"> </span></p><p class="MsoNormal"><span style="font-family:"Verdana","sans-serif";color:#1f497d">The manual section 10.5 on page 88 describes menu 280 and how to calculate a password based on operating hours. If you don’t have a manual it can be found <a href="https://files.sma.de/downloads/SI4548-6048-US-BE-en-21W.pdf?_gl=1*zxtcbt*_gcl_au*MTk2NjY3MzMwMC4xNzQ4OTEwMDk3">here</a>.</span></p><p class="MsoNormal"><span style="font-family:"Verdana","sans-serif";color:#1f497d"> </span></p><p class="MsoNormal"><span style="font-family:"Verdana","sans-serif";color:#1f497d">William Miller</span></p><p class="MsoNormal"><span style="font-family:"Verdana","sans-serif";color:#1f497d"> </span></p><div><p class="MsoNormal"><span style="font-family:"Arial","sans-serif";color:#1f497d">Miller Solar</span></p><p class="MsoNormal"><span style="font-family:"Arial","sans-serif";color:#1f497d">17395 Oak Road, Atascadero, CA 93422</span></p><p class="MsoNormal"><span style="font-family:"Arial","sans-serif";color:#1f497d">805-438-5600</span></p><p class="MsoNormal"><span style="font-family:"Arial","sans-serif";color:#1f497d"><a href="http://www.millersolar.com/"><span style="color:blue">www.millersolar.com</span></a></span></p><p class="MsoNormal"><span style="font-family:"Arial","sans-serif";color:#1f497d">CA Lic. 773985</span></p><p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1f497d"> </span></p></div><p class="MsoNormal"><span style="font-family:"Verdana","sans-serif";color:#1f497d"> </span></p><div><div style="border:none;border-top:solid #b5c4df 1.0pt;padding:3.0pt 0in 0in 0in"><p class="MsoNormal"><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 [mailto:<a href="mailto:re-wrenches-bounces@lists.re-wrenches.org">re-wrenches-bounces@lists.re-wrenches.org</a>] <b>On Behalf Of </b>Andrew Perkins via RE-wrenches<br><b>Sent:</b> Monday, June 2, 2025 4:23 PM<br><b>To:</b> Re Wrenches<br><b>Cc:</b> Andrew Perkins<br><b>Subject:</b> [RE-wrenches] SMA SI Temp sensor + password</span></p></div></div><p class="MsoNormal"> </p><div><div><p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Verdana","sans-serif"">Anyone know where I can find a new temp sensor for an SMA Sunny Island? None of my vendors seem to have one. Also does anyone recall the default password? I want to say it was 1111 or 0000.. yay solar trailers. </span></p></div><div><p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Verdana","sans-serif""> </span></p></div><div><div id=""><p class="MsoPlainText"><span class="font"><span style="font-size:10.0pt;font-family:"Verdana","sans-serif"">Andrew Perkins</span></span><span style="font-size:10.0pt;font-family:"Verdana","sans-serif""><br><span class="font">Greenwired</span><br><span class="font">Purchasing Manger | Technical sales</span><br><span class="font">P: 707-923-2001 ext. 100</span><br><span class="font">M: 707-932-5595</span><br><span class="font">1150 #1 Evergreen Rd</span><br><span class="font">P.O. Box 1686</span><br><span class="font">Redway, CA 95560</span><br><a href="http://www.greenwired.com" target="_blank"><span class="font">www.greenwired.com</span></a></span></p><div><p class="MsoNormal" style="margin-bottom:12.0pt"><span style="font-size:10.0pt;font-family:"Verdana","sans-serif""><img border="0" width="150" height="97" id="_x0000_i1025" src="cid:image002.png@01DBD3E2.90D1CDA0" alt="GreenWired - Badge Logo - Color 1.png"><br><br></span></p></div><div><p class="MsoNormal" style="margin-bottom:12.0pt"><span style="font-size:10.0pt;font-family:"Verdana","sans-serif""><br><br><br></span></p></div><div><p class="MsoNormal" style="margin-bottom:12.0pt"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#cbcc00"><br><br></span><span style="font-size:10.0pt;font-family:"Verdana","sans-serif""></span></p></div></div></div></div><p class="MsoNormal"> </p></div></body></html>