Return-Path: Received: from imf21aec.mail.bellsouth.net ([205.152.59.69] verified) by logan.com (CommuniGate Pro SMTP 4.3c1) with ESMTP id 740950 for flyrotary@lancaironline.net; Tue, 15 Feb 2005 22:07:18 -0500 Received-SPF: pass receiver=logan.com; client-ip=205.152.59.69; envelope-from=sqpilot@bellsouth.net Received: from [216.78.115.119] by imf21aec.mail.bellsouth.net (InterMail vM.5.01.06.11 201-253-122-130-111-20040605) with ESMTP id <20050216030623.UJPF2069.imf21aec.mail.bellsouth.net@[216.78.115.119]> for ; Tue, 15 Feb 2005 22:06:23 -0500 Received: from 127.0.0.1 (AVG SMTP 7.0.300 [265.8.8]); Tue, 15 Feb 2005 21:06:18 -0600 Message-ID: <015b01c513d4$7af617f0$77734ed8@paul52u7f5qyav> From: "Paul" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: Bad day at the airport Date: Tue, 15 Feb 2005 21:06:16 -0600 X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.2180 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2180 Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="=======AVGMAIL-4212B8AA2FC2=======" --=======AVGMAIL-4212B8AA2FC2======= Content-Type: multipart/alternative; boundary="----=_NextPart_000_0158_01C513A2.303F1F40" ------=_NextPart_000_0158_01C513A2.303F1F40 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: quoted-printable Hi, Mark....yes, the brochure arrived today. Thank you so much for = finding and sending it. I would be pleased to reimburse you for your = time and shipping. Please advise off line, and I'll be happy to = reimburse you. There was a lot of info in there that I was not aware = of. Lots of fun looking at it. Thanks again. Paul Conner ----- Original Message -----=20 From: Mark R Steitle=20 To: Rotary motors in aircraft=20 Sent: Tuesday, February 15, 2005 7:41 AM Subject: [FlyRotary] Re: Bad day at the airport Paul, That's good to hear. BTW, did you get the brochure on the SQ2000? =20 =20 Mark S. (still looking for the video) Do not archive -------------------------------------------------------------------------= ----- From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] = On Behalf Of Paul Sent: Tuesday, February 15, 2005 6:41 AM To: Rotary motors in aircraft Subject: [FlyRotary] Re: Bad day at the airport =20 Hi, Mark....that seems to be the general consensus, and I agree that = it is the most likely cause of the fuel starvation. I ran the aircraft = several times yesterday, and it still ran as smooth as ever. I tried a = couple of aborted takeoffs, and it still ran great. Good acceleration, = nosewheel off the ground by 1200 feet. Unfortunately, until I vent the = sump tank and install firesleeving on my fuel lines, the nosewheel is = the only part of the plane that is going to leave the ground. Will keep = you posted. Thanks again for your input. Paul Conner, off to the = welder ----- Original Message -----=20 From: Mark R Steitle=20 To: Rotary motors in aircraft=20 Sent: Monday, February 14, 2005 10:09 AM Subject: [FlyRotary] Re: Bad day at the airport =20 =20 Paul, It looks like the group has focused in on the fuel system, or more = specifically the sump tank as the likely culprit. I suspected you might = have been running mogas. Its my understanding that auto fuel has a much = lower vapor pressure than avgas and is therefore more likely to vapor = lock. =20 =20 Just a SWAG, but I think the engine and related systems got hot = enough to heat the fuel in the fuel rails so that once it passed the = pressure regulator (pressure drop) it started to boil, similar to when = you open a hot soda. With the return fuel going to an unvented tank, = the boiling fuel expanded enough to cause pressure in the header tank so = as to prevent fresh fuel from flowing into the tank. Eventually, the = header tank ran dry and the engine quit. You sure handled the situation = like a pro. Hope I never have to face that scenario. =20 Mark S.=20 =20 =20 =20 Hi, Mark...my humblest appologies for taking so long to respond. I = am whittling down the 200 plus messages in my inbox. I was using auto = fuel (regular). I have a fuel return line and it goes to the top of my = aluminum sump tank that is located on the cool side of the firewall = (inside the cabin, behind the rear seat). The return line is -8 in size. = Hope this helps. Paul Conner -------------------------------------------------------------------------= --- No virus found in this incoming message. Checked by AVG Anti-Virus. Version: 7.0.300 / Virus Database: 265.8.7 - Release Date: 2/10/2005 -------------------------------------------------------------------------= ----- No virus found in this incoming message. Checked by AVG Anti-Virus. Version: 7.0.300 / Virus Database: 265.8.7 - Release Date: 2/10/2005 ------=_NextPart_000_0158_01C513A2.303F1F40 Content-Type: text/html; charset=iso-8859-1 Content-Transfer-Encoding: quoted-printable
Hi, Mark....yes, the brochure arrived = today. =20 Thank you so much for finding and sending it. I would be pleased to = reimburse=20 you for your time and shipping. Please advise off line, and I'll be = happy to=20 reimburse you.  There was a lot of info in there that I was not = aware of.=20 Lots of fun looking at it.  Thanks again.  Paul = Conner
 
----- Original Message -----
From:=20 Mark R Steitle =
Sent: Tuesday, February 15, = 2005 7:41=20 AM
Subject: [FlyRotary] Re: Bad = day at the=20 airport

Paul,

That=92s = good to=20 hear.  BTW, did you get the brochure on the SQ2000? =20

 

Mark=20 S.

(still = looking for=20 the video)

Do not=20 archive

From: Rotary=20 motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Paul
Sent: Tuesday, February 15, = 2005 6:41=20 AM
To: Rotary = motors in=20 aircraft
Subject: = [FlyRotary]=20 Re: Bad day at the airport

 

Hi, Mark....that seems = to be the=20 general consensus, and I agree that it is the most likely cause of the = fuel=20 starvation.  I ran the aircraft several times yesterday, and it = still ran=20 as smooth as ever.  I tried a couple of aborted takeoffs, and it = still=20 ran great. Good acceleration, nosewheel off the ground by 1200 = feet. =20 Unfortunately, until I vent the sump tank and install firesleeving on = my fuel=20 lines, the nosewheel is the only part of the plane that is going to = leave the=20 ground.  Will keep you posted.  Thanks again for your = input. =20 Paul Conner, off to the welder

----- Original Message = -----=20

From: Mark R Steitle=20

To: Rotary motors in = aircraft=20

Sent: Monday,=20 February 14, 2005 10:09 AM

Subject:=20 [FlyRotary] Re: Bad day at the = airport

 

 

Paul,

It looks = like the=20 group has focused in on the fuel system, or more specifically the = sump tank=20 as the likely culprit.  I suspected you might have been running = mogas.=20  Its my understanding that auto fuel has a much lower vapor = pressure=20 than avgas and is therefore more likely to vapor lock. =20

 

Just a = SWAG, but I=20 think the engine and related systems got hot enough to heat the fuel = in the=20 fuel rails so that once it passed the pressure regulator (pressure = drop) it=20 started to boil, similar to when you open a hot soda.  With the = return=20 fuel going to an unvented tank, the boiling fuel expanded enough to = cause=20 pressure in the header tank so as to prevent fresh fuel from flowing = into=20 the tank.  Eventually, the header tank ran dry and the engine=20 quit.  You sure handled the situation like a pro.  Hope I = never=20 have to face that scenario.

 

Mark S.=20

 

 =20

 

Hi, Mark...my humblest = appologies for taking so long to respond.  I am whittling down = the 200=20 plus messages in my inbox.  I was using auto fuel (regular). I = have a=20 fuel return line and it goes to the top of my aluminum sump tank = that is=20 located on the cool side of the firewall (inside the cabin, behind = the rear=20 seat). The return line is -8 in size.  Hope this helps.  = Paul=20 Conner

No virus found in this incoming = message.
Checked=20 by AVG Anti-Virus.
Version: 7.0.300 / Virus Database: 265.8.7 - = Release=20 Date: 2/10/2005

No virus found in this incoming message.
Checked by AVG=20 Anti-Virus.
Version: 7.0.300 / Virus Database: 265.8.7 - Release = Date:=20 2/10/2005
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