X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from mail-bk0-f44.google.com ([209.85.214.44] verified) by logan.com (CommuniGate Pro SMTP 6.0.1) with ESMTPS id 6068541 for flyrotary@lancaironline.net; Sun, 17 Feb 2013 11:54:34 -0500 Received-SPF: pass receiver=logan.com; client-ip=209.85.214.44; envelope-from=msteitle@gmail.com Received: by mail-bk0-f44.google.com with SMTP id j4so2204352bkw.17 for ; Sun, 17 Feb 2013 08:53:57 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:x-received:in-reply-to:references:date:message-id :subject:from:to:content-type; bh=gzmX8BtyReeFlNUQDyAQkftuePvSL6UcXGqyh2+BlpM=; b=cxN3ffKu2ztOCv0WsB/Lr9JPo9aYInXldu3Xx9kyxJU4lfecaK1lZs4JxDGjyUJArv 5aSq8sCyWWDW1sIM/SkdLmGTXxgGkyEZ/jaFJKqsNT5N71TsQCZxt1KEqDgOnaERSOuA pukauwqNEA9avPjwHbUS6Hu571ybm37CjhsYnSrbRp456Jv7LhRVzN804PU/5u2/j9BK k8rUUktQCqi7/UxktInv5gn4x4M0ZyGp8X+WGhuSx+D/W36cXLaun6KXO0MTWuXXFATs qtx5V7yvWaOEdCjrcIZbkHclIq6Vr+6QZ/jqZ3geXq90cP4NqQci0SN5rjBDJXCYJ4rr vDnQ== MIME-Version: 1.0 X-Received: by 10.204.154.199 with SMTP id p7mr3401878bkw.98.1361120037266; Sun, 17 Feb 2013 08:53:57 -0800 (PST) Received: by 10.205.68.138 with HTTP; Sun, 17 Feb 2013 08:53:57 -0800 (PST) In-Reply-To: References: Date: Sun, 17 Feb 2013 10:53:57 -0600 Message-ID: Subject: Re: [FlyRotary] Re: That damn O-ring again! From: Mark Steitle To: Rotary motors in aircraft Content-Type: multipart/alternative; boundary=0015175def8c51654804d5ee7488 --0015175def8c51654804d5ee7488 Content-Type: text/plain; charset=ISO-8859-1 Just to add what Todd said, you can drill the center of the brass plug, tap to say 10-32, and then use a slide-hammer to pull the plug from the galley. Finally, tap the new outlet for an AN fitting. You'll still need to deal with the front cover o-ring though. If you simply block it off, the OMP won't get oil. Mark S. On Sun, Feb 17, 2013 at 10:44 AM, Kelly Troyer wrote: > >>> >>> On Feb 17, 2013, at 1:33, "Todd Bartrim" wrote: >>> >>> Hello All; >>> It's been awhile since I last posted, though I've been reading almost >>> every post to sort of keep up with the latest developments. >>> The last time I flew I was seeing lower oil pressures around 35-40 >>> psi, so I decided to pull the front cover the other day. I had previously >>> had a complete O-ring failure so had done the recommended fix at the time. >>> When I pulled it the other day, everything looked good but obviously >>> wasn't. I recalled Chris having a repeat of this last fall so searched the >>> archives and found a reference to him pushing a small cylinder in there. >>> There was also a previous post where Lynn commented on somebody else's idea >>> of a Teflon washer being a good idea. So I've decided to do both. Attached >>> pics should show in better detail than I could explain. I've done a trial >>> fit, but will await comments before I assemble with sealant. >>> >>> Todd Bartrim >>> >>> C-FSTB >>> >>> >> Todd, >> I still like the way "Mistral" and others take oil from the front >> side hsg by drilling >> out the brass plug and slightly enlarging the passage to the oil pump >> then providing >> an appropriate counter bore for an "O" ring.........."Mistral" had >> elaborate housing that >> included a oil filter and over pressure bypass back to the oil >> sump.........In my case I >> fabricated a small aluminum block that bolts to the side hsg using >> existing studs and threaded holes and provides the material needed to >> thread for whatever oil hose fitting >> you choose to use.........I do not have a photo on this computer of the >> aluminum block >> that I made but am sending three photos of my side hsg jigged up in my >> "CCM" (cheap >> Chinese mill) to counter bore for the "O" ring............FWIW >> >> >> -- >> Kelly Troyer >> Dyke Delta_"Eventually" >> 13B_RD1C_EC2_EM2 >> >> > > > > > > -- > Homepage: http://www.flyrotary.com/ > Archive and UnSub: > http://mail.lancaironline.net:81/lists/flyrotary/List.html > > --0015175def8c51654804d5ee7488 Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Just to add what Todd said, you can drill the center of the brass plug, tap= to say 10-32, and then use a slide-hammer to pull the plug from the galley= . =A0Finally, tap the new outlet for an AN fitting. =A0You'll still nee= d to deal with the front cover o-ring though. =A0If you simply block it off= , the OMP won't get oil. =A0 =A0

Mark S.

On Sun, Feb 17, 20= 13 at 10:44 AM, Kelly Troyer <keltro@gmail.com> wrote:


On Feb 17, 2013, at 1:33, "Todd Bartrim" <bartrim@gmail.com> wrote:

Hello All;
It's been awhile since=A0I=A0last posted, though I've been rea= ding almost every post to sort of keep up with the latest developments.
=A0 =A0 The last time I flew I was seeing lower oil pressures around 3= 5-40 psi, so I decided to pull the front cover the other day. I had previou= sly had a complete O-ring failure so had done the recommended fix at the ti= me. When I pulled it the other day, everything looked good but obviously wasn't. I recalled Chris having a= repeat of this last fall so searched the archives and found a reference to= him pushing a small cylinder in there. There was also a previous post wher= e Lynn commented on somebody else's idea of a Teflon washer being a good idea. So I've decided to do both.= Attached pics should show in better detail than I could explain. I've = done a trial fit, but will await comments before I assemble with sealant.

Todd Bartrim

C-FSTB

=A0 =A0Todd,
=A0 =A0 =A0 I still lik= e the way "Mistral" and others take oil from the front side hsg b= y drilling=A0
out the brass plug and slightly enlarging the passa= ge to the oil pump then providing
an appropriate counter bore for an "O" ring.........."M= istral" had =A0elaborate housing that
included a oil filter = and over pressure bypass back to the oil sump.........In my case I
fabricated a small aluminum block that bolts to the side hsg using existing= studs and threaded holes and provides the material needed to thread for wh= atever oil hose fitting =A0
you choose to use.........I do not ha= ve a photo on this computer of the aluminum block=A0
that I made but am sending three photos of my side hsg jigged up in my= "CCM" (cheap
Chinese mill) to counter bore for the &qu= ot;O" ring............FWIW=A0


--
Kelly Troyer
Dyke Delta_"Eventually"
13B_RD1C_EC2_EM= 2




<= br>

--
Homepage: =A0http:/= /www.flyrotary.com/
Archive and UnSub: =A0 http://mail.lancaironline.net:81/lists= /flyrotary/List.html


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