<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body dir="auto"><div></div><div>Brian,</div><div>you could do a dry run by filling a container inside your sub with water</div><div>& pumping the water out & checking the barometer. ( make sure you don't</div><div>get trapped)</div><div>Phil told us what vacuum they pulled on the Deep Workers, & I have the</div><div>email. Out of town, will look it up when I get home.</div><div>Alan</div><div><br></div><div><br>On 19/04/2019, at 6:00 AM, Brian Cox via Personal_Submersibles <<a href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>> wrote:<br><br></div><blockquote type="cite"><div><div style="font-family:Arial, sans-serif; font-size:10pt;"><font size="2">Jon, I have two vertical tubes that are 4" x 48" </font><br><br><span style="font-size: 10pt;">--- <a href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a> wrote:</span><br><br><span style="font-size: 10pt;">From: Jon Wallace via Personal_Submersibles <<a href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>></span><br><span style="font-size: 10pt;">To: Personal Submersibles General Discussion <<a href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>></span><br><span style="font-size: 10pt;">Subject: Re: [PSUBS-MAILIST] pressure pump</span><br><span style="font-size: 10pt;">Date: Thu, 18 Apr 2019 13:20:17 +0000 (UTC)</span><br><br><div style="font-size: 16px; color: rgb(0, 0, 0); background-color: rgb(255, 255, 255); font-family: "times new roman", "new york", times, serif;"><div><span></span></div><div><span>Brian, what are you using for internal ballast containers?</span></div><div><br><br></div></div><span style="font-size: 10pt;">_______________________________________________
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