<font face="arial" size="4"><p style="margin:0;padding:0;font-family: arial; font-size: 14pt; word-wrap: break-word;">i would also like&nbsp;to hear service reports on this too, specifically the standard grundfos centrifugal pumps with dc motor (SQF). helical rotors wear faster, so of course their life would not be as long.<br /><br />by comparison, i have a 26 year old, 3/4 hp standard well pump which is still fully operational and in irrigation season, pumps ~2500 gallons a day.</p>
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<p style="margin:0;padding:0;font-family: arial; font-size: 14pt; word-wrap: break-word;">todd</p>
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<p style="margin:0;padding:0;font-family: arial; font-size: 14pt; word-wrap: break-word;"><br /><br />On Saturday, April 11, 2015 7:10am, drake.chamberlin@redwoodalliance.org said:<br /><br /></p>
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<p style="margin:0;padding:0;font-family: arial; font-size: 14pt; word-wrap: break-word;">&gt; How long do these stay in the hole before the need to be maintained or<br />&gt; replaced? Do they last as well as standard AC deep well pumps?<br />&gt; <br />&gt; <br />&gt; &gt; I believe that the SQE has the constant-pressure capability, and the<br />&gt; &gt; SQ doesn't. I have never used it in that manner, due to the idle<br />&gt; &gt; load. Either can be used with a pressure switch.&lt;br&gt;<br />&gt; &gt; &lt;br&gt;<br />&gt; &gt; Ray, both are soft-start AC. From the manual:<br />&gt; &gt;<br />&gt; &gt;<br />&gt; <br />&gt; _______________________________________________<br />&gt; List sponsored by Redwood Alliance<br />&gt; <br />&gt; List Address: RE-wrenches@lists.re-wrenches.org<br />&gt; <br />&gt; Change listserver email address &amp; settings:<br />&gt; http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org<br />&gt; <br />&gt; List-Archive:<br />&gt; http://www.mail-archive.com/re-wrenches@lists.re-wrenches.org/maillist.html<br />&gt; <br />&gt; List rules &amp; etiquette:<br />&gt; www.re-wrenches.org/etiquette.htm<br />&gt; <br />&gt; Check out or update participant bios:<br />&gt; www.members.re-wrenches.org<br />&gt; <br />&gt; </p>
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