X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from securemail.ever-tek.com ([64.129.170.194] verified) by logan.com (CommuniGate Pro SMTP 5.3.9) with ESMTP id 4488437 for flyrotary@lancaironline.net; Thu, 30 Sep 2010 20:50:08 -0400 Received-SPF: none receiver=logan.com; client-ip=64.129.170.194; envelope-from=cbarber@texasattorney.net Received: from fcd-mail06.FCDATA.PRIVATE ([2002:404:40b::404:40b]) by FCD-MAIL06.FCDATA.PRIVATE ([::1]) with mapi; Thu, 30 Sep 2010 19:49:16 -0500 From: Chris Barber To: Rotary motors in aircraft CC: Rotary motors in aircraft Subject: Re: [FlyRotary] Re: SPAM-LOW: [FlyRotary] Update: Loss of Oil Pressure Thread-Topic: [FlyRotary] Re: SPAM-LOW: [FlyRotary] Update: Loss of Oil Pressure Thread-Index: AQHLYPg9Dz3yD08iq02uAgFvMo3Ui5MrQxJj Date: Fri, 1 Oct 2010 00:49:15 +0000 Message-ID: References: In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: Content-Type: multipart/alternative; boundary="_000_CA40E027D7CE4FC8B43FF48360448058texasattorneynet_" MIME-Version: 1.0 --_000_CA40E027D7CE4FC8B43FF48360448058texasattorneynet_ Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable It is a 2nd gen turbo with a T04 turbo and 46mm wastage. We made the therma= l pellet mod. It has a medium street port with the Mistral intake and 2.17 = RD-B. Sent from my iPhone On Sep 30, 2010, at 6:36 PM, > = wrote: In a message dated 9/30/2010 3:40:53 P.M. Eastern Daylight Time, msteitle@g= mail.com writes: Chris, I think Thomas is referring to the spring/check balls in the crank that blo= ck the oil spray into the rotors at low rpm. The purpose of the oil spray = is to cool the rotors. To my knowledge, there is nothing that inhibits oil= to the bearings, unless you consider the pressure relief valve as doing th= at, but it only controls high pressure. Mark Over the years Mazda used different schemes to warm oil rapidly. One was a = thermal pellet in the font cover that could bypass oil around the oil coole= r lines. Later the cooler had a bypass thermostat that allowed oil to bypas= s the cooler. Later still the crank had a thermal pellet that limited oil f= lowing to the rotors (Spray nozzles) to speed warm up. In most 13Bs there i= s a pressure relief in the front cover that opens at 144 pounds to prevent = that pesky "O" ring from blowing out on a cold start. This valve dumps over= pressured oil into the sump. Had it stuck open, there would be no oil pres= sure. Can be seen with the pan off. Lynn E. Hanover --_000_CA40E027D7CE4FC8B43FF48360448058texasattorneynet_ Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable
It is a 2nd gen turbo with a T04 turbo and 4= 6mm wastage. We made the thermal pellet mod. It has a medium street port wi= th the Mistral intake and 2.17 RD-B. 

Sent from my iPhone
=

On Sep 30, 2010, at 6:36 PM, <Lehanover@aol.com> wrote:

In a message dated 9/30/2010 3:40:53 P.M. Eastern Daylight Time,=20 msteitle@gmail.com writes:
Chris, =20

I think Thomas is referring to the spring/check balls in the crank t= hat=20 block the oil spray into the rotors at low rpm.  The purpose of the = oil=20 spray is to cool the rotors.  To my knowledge, there is nothing that= =20 inhibits oil to the bearings, unless you consider the pressure relief val= ve as=20 doing that, but it only controls high pressure.  

Mark 
Over the years Mazda used different schemes to warm oil rapidly. One w= as a=20 thermal pellet in the font cover that could bypass oil around the oil coole= r=20 lines. Later the cooler had a bypass thermostat that allowed oil to bypass = the=20 cooler. Later still the crank had a thermal pellet that limited oil flowing= to=20 the rotors (Spray nozzles) to speed warm up. In most 13Bs there is a pressu= re=20 relief in the front cover that opens at 144 pounds to prevent that pesky &q= uot;O"=20 ring from blowing out on a cold start. This valve dumps over pressured oil = into=20 the sump. Had it stuck open, there would be no oil pressure. Can be seen wi= th=20 the pan off.
 
Lynn E. Hanover
= --_000_CA40E027D7CE4FC8B43FF48360448058texasattorneynet_--