<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto"><div></div><div>Thanks David,</div><div>Still thinking through some of this stuff lol.</div><div>Trying to make the systems bullet proof.</div><div>Alan</div><div><br>On 29/03/2019, at 5:53 PM, David Colombo via Personal_Submersibles <<a href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>> wrote:<br><br></div><blockquote type="cite"><div><div dir="auto">Hi Alan, the yoke that is attached to my hp air tank has a bleeder valve as part of the yoke, then a shut off valve prior to entering the pressure hull. Procedure for tank change out, shut valve, open bleed valve, then remove yoke. I dont have the same type of setup for my o2 tanks though as there is no hidden pressure zone.<div dir="auto">David</div></div><br><div class="gmail_quote"><div dir="ltr">On Thu, Mar 28, 2019, 9:06 PM Alan via Personal_Submersibles <<a href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Hi,<br>
Just wondering if people use / have an external valve to purge air / O2 from the <br>
system to enable the removal of the first stage yoke from the tank.<br>
With a dive set up you just press the second stage purge valve.<br>
Alan<br>
<br>
<br>
<br>
_______________________________________________<br>
Personal_Submersibles mailing list<br>
<a href="mailto:Personal_Submersibles@psubs.org" target="_blank" rel="noreferrer">Personal_Submersibles@psubs.org</a><br>
<a href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles" rel="noreferrer noreferrer" target="_blank">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a><br>
</blockquote></div>
</div></blockquote><blockquote type="cite"><div><span>_______________________________________________</span><br><span>Personal_Submersibles mailing list</span><br><span><a href="mailto:Personal_Submersibles@psubs.org">Personal_Submersibles@psubs.org</a></span><br><span><a href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a></span><br></div></blockquote></body></html>