X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: <13brv3@bellsouth.net> Received: from imf21aec.mail.bellsouth.net ([205.152.59.69] verified) by logan.com (CommuniGate Pro SMTP 4.3.4) with ESMTP id 1002228 for flyrotary@lancaironline.net; Tue, 14 Jun 2005 18:17:38 -0400 Received-SPF: pass receiver=logan.com; client-ip=205.152.59.69; envelope-from=13brv3@bellsouth.net Received: from ibm63aec.bellsouth.net ([65.6.194.9]) by imf21aec.mail.bellsouth.net with ESMTP id <20050614221648.CKPP10642.imf21aec.mail.bellsouth.net@ibm63aec.bellsouth.net> for ; Tue, 14 Jun 2005 18:16:48 -0400 Received: from rd ([65.6.194.9]) by ibm63aec.bellsouth.net with ESMTP id <20050614221648.OMJR25209.ibm63aec.bellsouth.net@rd> for ; Tue, 14 Jun 2005 18:16:48 -0400 From: "Russell Duffy" <13brv3@bellsouth.net> To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Re: turbo oil drain Date: Tue, 14 Jun 2005 17:16:48 -0500 Message-ID: <000801c5712e$c2161ab0$6101a8c0@rd> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0009_01C57104.D94012B0" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.6626 Importance: Normal In-Reply-To: X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2527 This is a multi-part message in MIME format. ------=_NextPart_000_0009_01C57104.D94012B0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Rusty, you can create a 5 psi bypass of the pump. In suction the pressure relieve valve http://enginegearonline.com/prreva.html will be shut. If the pump stops, the engine will pressurize the pump intake side and the spring loaded valve will open and let the engine push the oil through at only 5 psi. How about that? Buly Hi Buly, If I understand you correctly, when the pump stops, you'd have 5 psi on the turbo seals? If they would take that, I don't think I'd need the pump at all :-) Maybe I didn't understand you correctly? BTW, I've heard there is indeed a free lunch, but I just haven't gone up to Charlie's to claim it :-) Cheers, Rusty (about to set the single rotor dummy block in place on the new mount) ------=_NextPart_000_0009_01C57104.D94012B0 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Message

Rusty, you can create a 5 psi bypass of the pump. In = suction the=20 pressure relieve valve
http://enginegearonline.= com/prreva.html
will=20 be shut. If the pump stops, the engine will pressurize the pump intake = side and=20 the spring loaded valve will open and let the engine push the oil = through at=20 only 5 psi. How about that? Buly

 
Hi=20 Buly,
 
If I = understand you=20 correctly, when the pump stops, you'd have 5 psi on the turbo = seals?  If=20 they would take that, I don't think I'd need the pump at all :-)  = Maybe I=20 didn't understand you correctly?
 
BTW, = I've heard there is=20 indeed a free lunch, but I just haven't gone up to Charlie's to claim it = :-)
 
Cheers,
Rusty = (about to set the=20 single rotor dummy block in place on the new = mount)



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