<div dir="ltr"><div>I took a picture of the vent hole I drilled into the motor cap. Its just a 6mm bolt with a rubber washer.</div><div>Regards</div><div>James</div><div> </div><div><img width="384" height="288" src="cid:ii_ia1n5tae0_14d83037bbe4c420"><br></div></div><div class="gmail_extra"><br><div class="gmail_quote">On 22 May 2015 at 02:15, Cliff Redus via Personal_Submersibles <span dir="ltr"><<a href="mailto:personal_submersibles@psubs.org" target="_blank">personal_submersibles@psubs.org</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div style="color:rgb(0,0,0);font-family:HelveticaNeue,Helvetica Neue,Helvetica,Arial,Lucida Grande,sans-serif;font-size:12px;background-color:rgb(255,255,255)"><div><span></span></div><div></div><div>Hugh, I have been called a lot of things but never an artist. Thanks.</div><div><br></div><div dir="ltr">Speaking of works of art, how are you coming with Q-Sub?</div><div dir="ltr"><br></div><div dir="ltr">Best Regards</div><span><div dir="ltr"><br></div><div dir="ltr">Cliff<br><br><br><br></div><div><div><br>Cliff Redus<br>Redus Engineering<br>USA mobile: 830-931-1280<br><a href="mailto:cliffordredus@sbcglobal.com" target="_blank">cliffordredus@sbcglobal.com</a> </div></div><br> </span><div style="font-family:HelveticaNeue,Helvetica Neue,Helvetica,Arial,Lucida Grande,sans-serif;font-size:12px"> <div style="font-family:HelveticaNeue,Helvetica Neue,Helvetica,Arial,Lucida Grande,sans-serif;font-size:16px"> <div dir="ltr"> <hr size="1"> <font face="Arial" size="2"> <b><span style="font-weight:bold">From:</span></b> Hugh Fulton via Personal_Submersibles <<a href="mailto:personal_submersibles@psubs.org" target="_blank">personal_submersibles@psubs.org</a>><span><br> <b><span style="font-weight:bold">To:</span></b> 'Personal Submersibles General Discussion' <<a href="mailto:personal_submersibles@psubs.org" target="_blank">personal_submersibles@psubs.org</a>> <br> </span><b><span style="font-weight:bold">Sent:</span></b> Thursday, May 21, 2015 4:20 PM<div><div class="h5"><br> <b><span style="font-weight:bold">Subject:</span></b> Re: [PSUBS-MAILIST] MK101 oil compensation tap<br> </div></div></font> </div><div><div class="h5"> <div><br>I Think Cliff is more an artist than Engineer!!<br clear="none">Looks beautiful.<br clear="none"><br clear="none">Probably works as well! ;)<br clear="none">Hugh<br clear="none"><br clear="none"><br clear="none">-----Original Message-----<br clear="none">From: Personal_Submersibles [mailto:<a href="mailto:personal_submersibles-bounces@psubs.org" target="_blank" shape="rect">personal_submersibles-bounces@psubs.org</a>]<br clear="none">On Behalf Of hank pronk via Personal_Submersibles<br clear="none">Sent: Friday, 22 May 2015 8:43 a.m.<br clear="none">To: Personal Submersibles General Discussion<br clear="none">Subject: Re: [PSUBS-MAILIST] MK101 oil compensation tap<br clear="none"><br clear="none"><br clear="none">Agreed, that is so sexy and built to perfection.<br clear="none">Hank--------------------------------------------<br clear="none">On Thu, 5/21/15, Alan James via Personal_Submersibles<br clear="none"><<a href="mailto:personal_submersibles@psubs.org" target="_blank" shape="rect">personal_submersibles@psubs.org</a>> wrote:<br clear="none"><br clear="none"> Subject: Re: [PSUBS-MAILIST] MK101 oil compensation tap<br clear="none"> To: "Personal Submersibles General Discussion"<br clear="none"><<a href="mailto:personal_submersibles@psubs.org" target="_blank" shape="rect">personal_submersibles@psubs.org</a>><br clear="none"> Received: Thursday, May 21, 2015, 4:16 PM<br clear="none"> <br clear="none"> Just had a<br clear="none"> look at your R300 modifications with the thrusters mounted on therear of<br clear="none">the sub. Looking really good. I think you will like how it<br clear="none">performs.<a href="http://www.psubs.org/projects/1237684922/mk-101thruster/" target="_blank">http://www.psubs.org/projects/1237684922/mk-101thruster/</a><br clear="none"> Alan<br clear="none"> From: Cliff Redus via<br clear="none"> Personal_Submersibles<br clear="none"> <<a href="mailto:personal_submersibles@psubs.org" target="_blank" shape="rect">personal_submersibles@psubs.org</a>><br clear="none"> <br clear="none"> To: Personal<br clear="none"> Submersibles General Discussion<br clear="none"> <<a href="mailto:personal_submersibles@psubs.org" target="_blank" shape="rect">personal_submersibles@psubs.org</a>><br clear="none"> Sent: Friday, May 22,<br clear="none"> 2015 7:25 AM<br clear="none"> Subject: Re:<br clear="none"> [PSUBS-MAILIST] MK101 oil compensation tap<br clear="none"> <br clear="none"> <br clear="none"> Rick, I<br clear="none"> am not a machinist as well. I have a friend who is and owns his own<br clear="none">machine shop. I outsourced all the machined parts to him. I don't<br clear="none">remember the total cost but there was some setup and learning curve on the<br clear="none">first of these. I asked him what he thought it would cost to<br clear="none">machine future versions ;hub(1), stand offs(3), kort<br clear="none"> nozzle(1) and adapter(1) for Subconn electrical penetrator). He thought<br clear="none">he could do the 6 parts for $1500 each. This is still a bit pricey but<br clear="none">better than OTS thrusters. The problem with this kind of stuff is there<br clear="none">is not enough volume to drive a lot of cost out by going to castings.<br clear="none"> Cliff<br clear="none"> <br clear="none"> <br clear="none"> <br clear="none"> <br clear="none"> From: Rick Patton via<br clear="none"> Personal_Submersibles<br clear="none"> <<a href="mailto:personal_submersibles@psubs.org" target="_blank" shape="rect">personal_submersibles@psubs.org</a>><br clear="none"> <br clear="none"> To: Personal<br clear="none"> Submersibles General Discussion<br clear="none"> <<a href="mailto:personal_submersibles@psubs.org" target="_blank" shape="rect">personal_submersibles@psubs.org</a>> <br clear="none"> <br clear="none"> Sent:<br clear="none"> Thursday, May 21, 2015 12:34 PM<br clear="none"> Subject: Re:<br clear="none"> [PSUBS-MAILIST] MK101 oil compensation tap<br clear="none"> <br clear="none"> <br clear="none"> Thanks<br clear="none"> Cliff,I was very<br clear="none"> impressed on how well you documented the process as it sure helps us<br clear="none">all.Did you machine the SS part that screws into the lower end of the<br clear="none"> 101 yourself or did you have a machine shop do it? If you outsourced it,<br clear="none">do you remember how pricey it was? I like the the concept but don't have<br clear="none">the capability of doing it myself unfortunately.Rick On Thu, May 21, 2015<br clear="none">at 3:26 AM, Cliff Redus via Personal_Submersibles<br clear="none"><<a href="mailto:personal_submersibles@psubs.org" target="_blank" shape="rect">personal_submersibles@psubs.org</a>><br clear="none"> wrote:<br clear="none"> <br clear="none"> <br clear="none"> Rick, I<br clear="none"> updated the MK101 thruster project at the Psub.org web site to show the<br clear="none">assembled thrusters installed on the<br clear="none">boat <a href="http://www.psubs.org/projects/1237684922/mk-101thruster/%C2%A0.%C2%A0The" target="_blank" shape="rect">http://www.psubs.org/projects/1237684922/mk-101thruster/ . The </a> next<br clear="none">time I pull the thrusters off, I will add a picture of the fully assembled<br clear="none">thruster alone. I have not added oil yet. This is a dry fit only. I am<br clear="none">leaning towards doing what Alec did with his idea to add the SS set screw<br clear="none">to the apex of the caps for fillings and to remove air. This is a great<br clear="none">idea.<br clear="none"> Cliff<br clear="none"> <br clear="none"> <br clear="none"> <br clear="none"> <br clear="none"> From: Rick Patton via<br clear="none"> Personal_Submersibles <<a href="mailto:personal_submersibles@psubs.org" target="_blank" shape="rect">personal_submersibles@psubs.org</a>><br clear="none"> To: Personal<br clear="none"> Submersibles General Discussion <<a href="mailto:personal_submersibles@psubs.org" target="_blank" shape="rect">personal_submersibles@psubs.org</a>><br clear="none"> <br clear="none"> Sent: Wednesday, May<br clear="none"> 20, 2015 9:56 PM<br clear="none"> Subject: Re:<br clear="none"> [PSUBS-MAILIST] MK101 oil compensation tap<br clear="none"> <br clear="none"> <br clear="none"> Any<br clear="none"> pictures Cliff?Rick<br clear="none"> On Wed, May 20, 2015 at 1:07 PM, Cliff<br clear="none"> Redus via Personal_Submersibles <<a href="mailto:personal_submersibles@psubs.org" target="_blank" shape="rect">personal_submersibles@psubs.org</a>><br clear="none"> wrote:<br clear="none"> <br clear="none"> <br clear="none"> Small Tygon flexible tube filled with oil. No holes in housing. On the<br clear="none">SS part that screws into the side of the housing, I have a 1/4" tubing with<br clear="none">Swagelok compression fitting. I will connect to this port.<br clear="none"> Cliff<br clear="none"> <br clear="none"> <br clear="none"> <br clear="none"> <br clear="none"> Cliff Redus<br clear="none"> Redus<br clear="none"> Engineering<br clear="none"> USA mobile: 830-931-1280<br clear="none"> <a href="mailto:cliffordredus@sbcglobal.com" target="_blank" shape="rect">cliffordredus@sbcglobal.com</a><br clear="none"> <br clear="none"> <br clear="none"> From: Alan<br clear="none"> James via Personal_Submersibles <<a href="mailto:personal_submersibles@psubs.org" target="_blank" shape="rect">personal_submersibles@psubs.org</a>><br clear="none"> To: Personal<br clear="none"> Submersibles General Discussion <<a href="mailto:personal_submersibles@psubs.org" target="_blank" shape="rect">personal_submersibles@psubs.org</a>><br clear="none"> <br clear="none"> Sent: Wednesday, May<br clear="none"> 20, 2015 4:17 PM<br clear="none"> Subject: Re:<br clear="none"> [PSUBS-MAILIST] MK101 oil compensation tap<br clear="none"> <br clear="none"> <br clear="none"> Cliff,how are you compensating for oil expansion due to heat with the KISS<br clear="none">method.Are you just drilling holes in the housing & using tube?Alan<br clear="none"> <br clear="none"> <br clear="none"> From: Clifford Redus<br clear="none"> via Personal_Submersibles <<a href="mailto:personal_submersibles@psubs.org" target="_blank" shape="rect">personal_submersibles@psubs.org</a>><br clear="none"> To: Personal<br clear="none"> Submersibles General Discussion <<a href="mailto:personal_submersibles@psubs.org" target="_blank" shape="rect">personal_submersibles@psubs.org</a>><br clear="none"> <br clear="none"> Sent: Thursday, May 21,<br clear="none"> 2015 8:43 AM<br clear="none"> Subject: Re:<br clear="none"> [PSUBS-MAILIST] MK101 oil compensation tap<br clear="none"> <br clear="none"> <br clear="none"> Actually<br clear="none"> in the spirit of KISS, I am going to start out using oil pressure<br clear="none">compensation. If I run into any issues, I will look at using the air or<br clear="none">this hybrid of oil and air with a regulator. <br clear="none"> <br clear="none"> <br clear="none"> Cliff Redus<br clear="none"> <br clear="none"> <br clear="none"> On May 20, 2015, at 2:30 PM, Alan James via Personal_Submersibles<br clear="none"><<a href="mailto:personal_submersibles@psubs.org" target="_blank" shape="rect">personal_submersibles@psubs.org</a>><br clear="none"> wrote:<br clear="none"> <br clear="none"> Jon,the<br clear="none"> alternative is to follow Hugh's idea that Cliff is using & I am going to<br clear="none">test out,& put a regulator in the system that is set it to around 4psi<br clear="none">internal overpressure. This means you can fill with oil & not worry about<br clear="none">getting everylast drop going in, or drilling the housing. You will also be<br clear="none">able to run it air compensated. There is the safety feature that if you leak<br clear="none">oil there is plenty of air to replace it.Cliff already has the parts<br clear="none">sorted, just put your order in:)Alan<br clear="none"> <br clear="none"> <br clear="none"> From: Jon<br clear="none"> Wallace via Personal_Submersibles <<a href="mailto:personal_submersibles@psubs.org" target="_blank" shape="rect">personal_submersibles@psubs.org</a>><br clear="none"> To: Personal<br clear="none"> Submersibles General Discussion <<a href="mailto:personal_submersibles@psubs.org" target="_blank" shape="rect">personal_submersibles@psubs.org</a>><br clear="none"> <br clear="none"> Sent: Thursday, May 21,<br clear="none"> 2015 5:47 AM<br clear="none"> Subject: Re:<br clear="none"> [PSUBS-MAILIST] MK101 oil compensation tap<br clear="none"> <br clear="none"> <br clear="none"> <br clear="none"> How<br clear="none"> important is it to get every last air bubble out? 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