X-Virus-Scanned: clean according to Sophos on Logan.com X-SpamCatcher-Score: 2 [X] Return-Path: Received: from imo-m26.mx.aol.com ([64.12.137.7] verified) by logan.com (CommuniGate Pro SMTP 5.1.7) with ESMTP id 1930755 for flyrotary@lancaironline.net; Mon, 19 Mar 2007 13:58:04 -0400 Received-SPF: pass receiver=logan.com; client-ip=64.12.137.7; envelope-from=Lehanover@aol.com Received: from Lehanover@aol.com by imo-m26.mx.aol.com (mail_out_v38_r7.6.) id q.c32.d9ba1c7 (57341) for ; Mon, 19 Mar 2007 13:56:30 -0400 (EDT) From: Lehanover@aol.com Message-ID: Date: Mon, 19 Mar 2007 13:56:30 EDT Subject: Re: [FlyRotary] Re: Speaking of Mistral....? To: flyrotary@lancaironline.net MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="-----------------------------1174326990" X-Mailer: 9.0 Security Edition for Windows sub 5362 X-Spam-Flag: NO -------------------------------1174326990 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit In a message dated 3/19/2007 10:37:56 A.M. Eastern Standard Time, wrjjrs@aol.com writes: Dave, Bob, ET all, The normal position for the fuel regulator is after the fuel rail. You will need a return line to the tank. The small orifice is used ONLY to allow a re-prime and bypasses the regulator. There is almost no change in fuel pressure with that tiny hole. I apologize if everyone knows this already. It needs to be said though that the reason for the orifice has nothing to do with the fuel pressure, it is simply a device to prevent vapor lock if you run a tank dry. I think it's a good idea. Bill Jepson The injection pump for a V6-53 Detroit Diesel is not all that complicated. The barrel and plunger assembly is available world wide by many manufacturers. The assembly makes the pressure and is fed by a low pressure pump. If made as a 2 cylinder unit it need not be very large or heavy. There are even smaller units that work on the same principal that might be better sized for the job. The injectors have adjustable pop pressures and can overcome the very low compression of the rotary with no difficulty. I have that same assembly from a 3.9 Pielstich and it is the same piece, just 30 times bigger. Still dead simple. And you could make an adaptor to inject through the trailing plug hole, and run a 10MM plug in that hole as well. Then you could have an engine driven fuel pump, and a pair of magnetos, and still fly home with a dead battery. Lynn E. Hanover ************************************** AOL now offers free email to everyone. Find out more about what's free from AOL at http://www.aol.com. -------------------------------1174326990 Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable
In a message dated 3/19/2007 10:37:56 A.M. Eastern Standard Time,=20 wrjjrs@aol.com writes:
<= FONT=20 style=3D"BACKGROUND-COLOR: transparent" face=3DVerdana color=3D#000000 siz= e=3D2>
Dave, Bob, ET all,
The normal position for the fuel regulator is after the fuel rail. Yo= u=20 will need a return line to the tank. The small orifice is used ONLY to all= ow a=20 re-prime and bypasses the regulator. T= here=20 is almost no change in fuel pressure with that tiny hole. I apologize if=20 everyone knows this already. It needs to be said though that the reason fo= r=20 the orifice has nothing to do with the fuel pressure, it is simply a devic= e to=20 prevent vapor lock if you run a tank dry. I think it's a good idea.
Bill Jepson
The injection pump for a V6-53 Detroit Diesel is not all that complicat= ed.=20 The barrel and plunger assembly is available world wide by many manufacturer= s.=20 The assembly makes the pressure and is fed by a low pressure pump. If made a= s a=20 2 cylinder unit it need not be very large or heavy. There are even smaller u= nits=20 that work on the same principal that might be better sized for the job. The=20 injectors have adjustable pop pressures and can overcome the
very low compression of the rotary with no difficulty. I have that same= =20 assembly from a 3.9 Pielstich  and it is the same piece, just 30 times=20 bigger. Still dead simple.
 
And you could make an adaptor to inject through the trailing plug hole,= and=20 run a 10MM plug in that hole as well. Then you could have an engine driven f= uel=20 pump, and a pair of magnetos, and still fly home with a dead battery.
 
Lynn E. Hanover
 



AOL now offers= free email to everyone. Find out more about what's free from AOL at AOL.com.
-------------------------------1174326990--