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<div>That is true. I have that problem. Honestly it isn't that big of a problem though. At the end of a dive I just blow in the valves and they work just fine. </div><div>Thanks,</div><div>Scott Waters</div><div><br></div><div><br></div><div><br></div><div id="composer_signature"><div style="font-size:85%;color:#575757">Sent from my U.S. Cellular® Smartphone</div></div><br><br>-------- Original message --------<br>From: Alan James via Personal_Submersibles <personal_submersibles@psubs.org> <br>Date: 07/30/2015 4:50 PM (GMT-06:00) <br>To: Personal Submersibles General Discussion <personal_submersibles@psubs.org> <br>Subject: Re: [PSUBS-MAILIST] Main Ballast Vent "T". <br><br><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:16px"><div id="yui_3_16_0_1_1438292258729_2894"><span>Alec,</span></div><div dir="ltr" id="yui_3_16_0_1_1438292258729_2896"><span id="yui_3_16_0_1_1438292258729_2895">there was the water lock problem that Scott (I think) had with the K350 design.</span></div><div dir="ltr" id="yui_3_16_0_1_1438292258729_2900"><span id="yui_3_16_0_1_1438292258729_3050">When you dive, water enters the ballast air release line. Then you fill the ballast tank</span></div><div dir="ltr" id="yui_3_16_0_1_1438292258729_2900"><span id="yui_3_16_0_1_1438292258729_3049">with air to surface, & entrap the water in the line. Next dive, when you open the valve,</span></div><div dir="ltr" id="yui_3_16_0_1_1438292258729_2900"><span id="yui_3_16_0_1_1438292258729_3129">no air comes out because the weight of the water in the line overcomes the force of the air</span></div><div dir="ltr" id="yui_3_16_0_1_1438292258729_2900"><span id="yui_3_16_0_1_1438292258729_3263">trying to leave the ballast tank. I think it was overcome by putting in larger tubing.</span></div><div dir="ltr" id="yui_3_16_0_1_1438292258729_2900"><span>That's how I remember the issue anyway.</span></div><div dir="ltr" id="yui_3_16_0_1_1438292258729_2900"><span>Cheers Alan</span></div><br> <div style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 16px;" id="yui_3_16_0_1_1438292258729_3056"> <div style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 16px;" id="yui_3_16_0_1_1438292258729_3055"> <div dir="ltr" id="yui_3_16_0_1_1438292258729_3054"> <hr size="1" id="yui_3_16_0_1_1438292258729_3053"> <font size="2" face="Arial" id="yui_3_16_0_1_1438292258729_3183"> <b><span style="font-weight:bold;">From:</span></b> Alec Smyth via Personal_Submersibles <personal_submersibles@psubs.org><br> <b><span style="font-weight: bold;">To:</span></b> Personal Submersibles General Discussion <personal_submersibles@psubs.org> <br> <b><span style="font-weight: bold;">Sent:</span></b> Friday, July 31, 2015 9:16 AM<br> <b><span style="font-weight: bold;">Subject:</span></b> Re: [PSUBS-MAILIST] Main Ballast Vent "T".<br> </font> </div> <div class="y_msg_container" id="yui_3_16_0_1_1438292258729_3289"><br><div id="yiv1018093031"><div id="yui_3_16_0_1_1438292258729_3291"><div dir="ltr" id="yui_3_16_0_1_1438292258729_3290">This is interesting because the K350 and K250 have virtually the same design in this respect, but I can't induce this problem even on purpose. If I flood one tank 100% and only then start flooding the other, so that the boat feels like she's standing on her head, I still don't get a bubble block. Well... no complaints! But I'm looking at it carefully because I'm following the K design on the new boat as its worked well for me.<div id="yui_3_16_0_1_1438292258729_3292"><br clear="none"></div><div id="yui_3_16_0_1_1438292258729_3293">Best,<br clear="none"><br clear="none">Alec </div></div><div class="yiv1018093031gmail_extra" id="yui_3_16_0_1_1438292258729_3294"><br clear="none"><div class="yiv1018093031gmail_quote" id="yui_3_16_0_1_1438292258729_3295">On Thu, Jul 30, 2015 at 4:44 PM, Hugh Fulton via Personal_Submersibles <span dir="ltr"><<a rel="nofollow" shape="rect" ymailto="mailto:personal_submersibles@psubs.org" target="_blank" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>></span> wrote:<br clear="none"><blockquote class="yiv1018093031gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;" id="yui_3_16_0_1_1438292258729_3300"><div class="qtdSeparateBR"><br><br></div><div class="yiv1018093031yqt6961434818" id="yiv1018093031yqt25962"><div lang="EN-US" id="yui_3_16_0_1_1438292258729_3299"><div id="yui_3_16_0_1_1438292258729_3298"><div class="yiv1018093031MsoNormal" id="yui_3_16_0_1_1438292258729_3297"><span style="font-size:11.0pt;" id="yui_3_16_0_1_1438292258729_3296">Hi James,<u></u><u></u></span></div><div class="yiv1018093031MsoNormal" id="yui_3_16_0_1_1438292258729_3302"><span style="font-size:11.0pt;" id="yui_3_16_0_1_1438292258729_3301">I had a similar problem with the Comsub. When it gets a bubble the vent is in the wrong place. Centralised venting can create problems. I am going localized pilot operated venting.<u></u><u></u></span></div><div class="yiv1018093031MsoNormal" id="yui_3_16_0_1_1438292258729_3304"><span style="font-size:11.0pt;" id="yui_3_16_0_1_1438292258729_3303">Regards, Hugh<u></u><u></u></span></div><div class="yiv1018093031MsoNormal" id="yui_3_16_0_1_1438292258729_3305"><span style="font-size:11.0pt;"><u></u> <u></u></span></div><div style="border:none;border-top:solid #b5c4df 1.0pt;padding:3.0pt 0cm 0cm 0cm;" id="yui_3_16_0_1_1438292258729_3306"><div class="yiv1018093031MsoNormal" id="yui_3_16_0_1_1438292258729_3308"><b id="yui_3_16_0_1_1438292258729_3307"><span style="font-size:10.0pt;" id="yui_3_16_0_1_1438292258729_3309">From:</span></b><span style="font-size:10.0pt;"> Personal_Submersibles [mailto:<a rel="nofollow" shape="rect" ymailto="mailto:personal_submersibles-bounces@psubs.org" target="_blank" href="mailto:personal_submersibles-bounces@psubs.org">personal_submersibles-bounces@psubs.org</a>] <b>On Behalf Of </b>James Frankland via Personal_Submersibles<br clear="none"><b>Sent:</b> Thursday, 30 July 2015 8:46 p.m.<span class="yiv1018093031"><br clear="none"><b>To:</b> Personal Submersibles General Discussion<br clear="none"></span><b>Subject:</b> Re: [PSUBS-MAILIST] Main Ballast Vent "T".<u></u><u></u></span></div></div><div><div class="yiv1018093031h5"><div class="yiv1018093031MsoNormal"><u></u> <u></u></div><div><div><div class="yiv1018093031MsoNormal">Hi Hugh, Drawing is not to scale or anything, it was just to give you an idea. Anyway, its going in this weekend. I know where the bubble is. I think maybe my tanks are not as steep a profile as original Kittredge ones. Maybe that's why I get the bubble. Anyway, im pretty sure this will cure the issue.<u></u><u></u></div></div><div><div class="yiv1018093031MsoNormal"> <u></u><u></u></div></div><div><div class="yiv1018093031MsoNormal">Regards<u></u><u></u></div></div><div><div class="yiv1018093031MsoNormal">James<u></u><u></u></div></div></div><div><div class="yiv1018093031MsoNormal"><u></u> <u></u></div><div><div class="yiv1018093031MsoNormal">On 29 July 2015 at 21:58, Hugh Fulton via Personal_Submersibles <<a rel="nofollow" shape="rect" ymailto="mailto:personal_submersibles@psubs.org" target="_blank" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>> wrote:<u></u><u></u></div><div><div><div class="yiv1018093031MsoNormal"><span style="font-size:11.0pt;">Hi James.</span><u></u><u></u></div><div class="yiv1018093031MsoNormal"><span style="font-size:11.0pt;">Turn your drawing at the angle you think you want, draw a line horizontal, then see if the outlet is above the bubble.</span><u></u><u></u></div><div class="yiv1018093031MsoNormal"><span style="font-size:11.0pt;">Hugh.</span><u></u><u></u></div><div class="yiv1018093031MsoNormal"><span lang="EN-NZ" style="font-size:11.0pt;"> </span><u></u><u></u></div><div class="yiv1018093031MsoNormal"><span style="font-size:11.0pt;"> </span><u></u><u></u></div><div style="border:none;border-top:solid windowtext 1.0pt;padding:3.0pt 0cm 0cm 0cm;border-color:currentColor currentColor;"><div class="yiv1018093031MsoNormal"><b><span style="font-size:10.0pt;">From:</span></b><span style="font-size:10.0pt;"> Personal_Submersibles [mailto:<a rel="nofollow" shape="rect" ymailto="mailto:personal_submersibles-bounces@psubs.org" target="_blank" href="mailto:personal_submersibles-bounces@psubs.org">personal_submersibles-bounces@psubs.org</a>] <b>On Behalf Of </b>James Frankland via Personal_Submersibles<br clear="none"><b>Sent:</b> Thursday, 30 July 2015 1:11 a.m.<br clear="none"><b>To:</b> Personal Submersibles General Discussion<br clear="none"><b>Subject:</b> [PSUBS-MAILIST] Main Ballast Vent "T".</span><u></u><u></u></div></div><div><div><div class="yiv1018093031MsoNormal"> <u></u><u></u></div><div><div><div class="yiv1018093031MsoNormal">Hi All,<u></u><u></u></div></div><div><div class="yiv1018093031MsoNormal"> <u></u><u></u></div></div><div><div class="yiv1018093031MsoNormal">Im going to T in another vent pipe into my main ballast tank at the back. Unless I submerge perfectly straight, I get a bubble stuck in either the front or rear tank. <u></u><u></u></div></div><div><div class="yiv1018093031MsoNormal"> <u></u><u></u></div></div><div><div class="yiv1018093031MsoNormal">If I T in this vent extension to the existing line, I can dive nose first and still get the bubble out. I cant see anything wrong with this, but I though id ask in case anyone has any thoughts? <br clear="none">Thanks<u></u><u></u></div></div><div><div class="yiv1018093031MsoNormal">James<u></u><u></u></div></div><div><div class="yiv1018093031MsoNormal"> <u></u><u></u></div></div><div><div class="yiv1018093031MsoNormal"><img border="0" width="535" height="308" data-id="7b2be232-ff5e-ac9e-a625-b163783f15df" id="1438295881970"><br clear="none"><span style="">​</span><u></u><u></u></div></div></div></div></div></div></div><div class="yiv1018093031MsoNormal" style="margin-bottom:12.0pt;"><br clear="none">_______________________________________________<br clear="none">Personal_Submersibles mailing list<br clear="none"><a rel="nofollow" shape="rect" ymailto="mailto:Personal_Submersibles@psubs.org" target="_blank" href="mailto:Personal_Submersibles@psubs.org">Personal_Submersibles@psubs.org</a><br clear="none"><a rel="nofollow" shape="rect" target="_blank" href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a><u></u><u></u></div></div><div class="yiv1018093031MsoNormal"><u></u> <u></u></div></div></div></div></div></div></div><br clear="none">_______________________________________________<br clear="none">
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