<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto"><div dir="ltr">Another simple test is to start the generator when this happens. </div><div dir="ltr"><br></div><div dir="ltr">Does it continue with the generator, then it\u2019s a load somewhere. </div><div dir="ltr">If not then more digging. </div><div dir="ltr"><br></div><div dir="ltr">I\u2019ve not had this issue before but with the radian you can turn off one or the other power modules which can narrow that down. </div><div dir="ltr">I have had PM failure before. Was a very early version. </div><div dir="ltr"><br></div><div dir="ltr">Jay</div><div dir="ltr">Peltz power. </div><div dir="ltr"><br><blockquote type="cite">On May 26, 2020, at 2:41 PM, Jerry Shafer <jerrysgarage01@gmail.com> wrote:<br><br></blockquote></div><blockquote type="cite"><div dir="ltr">\ufeff<div dir="auto">Wrenches<div dir="auto">New or older system, first l would check all your connections both AC and DC as it may be a bad or loose connection, has anything changed? I would next continue with your direction by shutting down loads while you can here the noise. <span style="font-family:sans-serif">What type of lighting do you have,</span> I have ran Outbacks for outdoor concerts without any issue both the FX and Radian. Metal is also an antenna for noise, is your inverter the grounding location inside where the neutral and ground are bonded. </div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Tue, May 26, 2020, 2:20 PM Dana <<a href="mailto:Dana@solarwork.com">Dana@solarwork.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div lang="EN-US" link="blue" vlink="purple"><div class="m_7394735316626775318WordSection1"><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Century Gothic","sans-serif"">O-Wise ones;<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Century Gothic","sans-serif""><u></u> <u></u></span></p><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Century Gothic","sans-serif"">I have a Radian 8KW off-grid system. I am getting intermittent (one day it is there & then the next it is not) very high pitched & faint but continually rising pitch whistling & white noise on the stereo, the boom box, basically anything with a speaker.<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Century Gothic","sans-serif""><u></u> <u></u></span></p><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Century Gothic","sans-serif"">First suspect was: Pentair variable freq. & variable voltage 3P wild AC well pump & controller, but the sound happens when the pump is off or on. The controller is always on/awake.<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Century Gothic","sans-serif"">2<sup>nd </sup> suspect: 1 HP septic lift pump, again sound happens weather on or off.<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Century Gothic","sans-serif""><u></u> <u></u></span></p><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Century Gothic","sans-serif"">Which gets me back to the inverter. I have not contacted Outback Eng. As most of the techs are younger than the Radian inverter series\u2026..<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Century Gothic","sans-serif""><u></u> <u></u></span></p><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Century Gothic","sans-serif"">Anyone else encountered this?<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Century Gothic","sans-serif"">Suggestions on getting rid of this?<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Century Gothic","sans-serif"">The House has metal roof & walls for wildfire protection & systems are extremely shielded & grounded.<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Century Gothic","sans-serif"">It is not audible while music playing at normal volumes & only heard while in between selections or extremely quiet passages.<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Century Gothic","sans-serif""><u></u> <u></u></span></p><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Century Gothic","sans-serif"">As always; Thanks for the suggestions in advance.<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:14.0pt;font-family:"Century Gothic","sans-serif""><u></u> <u></u></span></p><p class="MsoNormal"><span style="font-family:"Century Gothic","sans-serif";color:#002060">----------------------------------------------------------------------------<u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Century Gothic","sans-serif";color:black">Dana Orzel NABCEP # 051112-136</span><span style="font-size:10.0pt"> <u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Century Gothic","sans-serif";color:black">Cell -<b> </b>208.721.7003 Email - </span><span style="font-size:10.0pt;font-family:"Century Gothic","sans-serif""><a href="mailto:dana@solarwork.com" target="_blank" rel="noreferrer"><span style="color:windowtext;text-decoration:none">dana@solarwork.com</span></a><span style="color:black"><u></u><u></u></span></span></p><p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Century Gothic","sans-serif";color:black">Great Solar Works, Idaho Inc </span><span style="font-size:10.0pt;font-family:"Century Gothic","sans-serif""><a href="http://www.solarwork.biz" target="_blank" rel="noreferrer"><span style="color:windowtext;text-decoration:none">www.solarwork.biz</span></a><span style="color:black"> <u></u><u></u></span></span></p><p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Century Gothic","sans-serif";color:black">ID PV Contractor - # 028765 - ID PV Electrician # 028374</span><span style="font-size:10.0pt"><u></u><u></u></span></p><p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Century Gothic","sans-serif";color:black">"Responsible Technologies for Responsible People since 1988" </span><span style="font-size:10.0pt;font-family:"Century Gothic","sans-serif""><u></u><u></u></span></p><p class="MsoNormal" style="background:white"><span style="font-size:10.0pt;font-family:"Century Gothic","sans-serif";color:green">Please consider the environment before printing this email.</span><span style="font-size:10.0pt;font-family:"Century Gothic","sans-serif";color:black"><u></u><u></u></span></p><p class="MsoNormal"><u></u> <u></u></p><p class="MsoNormal"><u></u> <u></u></p></div></div>_______________________________________________<br>
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