X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from cdptpa-omtalb.mail.rr.com ([75.180.132.120] verified) by logan.com (CommuniGate Pro SMTP 5.4.0) with ESMTP id 5036131 for flyrotary@lancaironline.net; Tue, 28 Jun 2011 17:38:11 -0400 Received-SPF: pass receiver=logan.com; client-ip=75.180.132.120; envelope-from=eanderson@carolina.rr.com Return-Path: X-Authority-Analysis: v=1.1 cv=aeMH4JcVOnVr0LmJAzqEvfnmJyuaZufWdlng4HTRGCk= c=1 sm=0 a=edVvO1TMRtMA:10 a=rPkcCx1H5rrOSfN0dPC7kw==:17 a=arxwEM4EAAAA:8 a=r1ClD_H3AAAA:8 a=qQMJ0_tU3vDKvEQ7gU4A:9 a=paCpKQ1uCY75CtpI0pwA:7 a=wPNLvfGTeEIA:10 a=pedpZTtsAAAA:8 a=Ia-xEzejAAAA:8 a=4PR2P7QzAAAA:8 a=yPew-ojNcl5AnHxsyXAA:9 a=pm5lgE5Q5r08rBVWOxAA:7 a=eJojReuL3h0A:10 a=EzXvWhQp4_cA:10 a=djSSOgbfo6cA:10 a=rPkcCx1H5rrOSfN0dPC7kw==:117 X-Cloudmark-Score: 0 X-Originating-IP: 174.110.167.5 Received: from [174.110.167.5] ([174.110.167.5:49562] helo=EdPC) by cdptpa-oedge02.mail.rr.com (envelope-from ) (ecelerity 2.2.3.46 r()) with ESMTP id E3/6D-03893-E994A0E4; Tue, 28 Jun 2011 21:37:34 +0000 Message-ID: From: "Ed Anderson" To: "Rotary motors in aircraft" References: In-Reply-To: Subject: Re: [FlyRotary] Re: Floscan orientation, fuel line size Date: Tue, 28 Jun 2011 17:37:07 -0400 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0013_01CC35BA.0064FFB0" X-Priority: 3 X-MSMail-Priority: Normal Importance: Normal X-Mailer: Microsoft Windows Live Mail 14.0.8117.416 X-MimeOLE: Produced By Microsoft MimeOLE V14.0.8117.416 This is a multi-part message in MIME format. ------=_NextPart_000_0013_01CC35BA.0064FFB0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Hi Charlie, Ok, I found a web site that had a chemical pump pushing 39 gallon/hour = through a 1/8-1/4" ID line - it didn't state the pump pressure, but I = doubt it was as high as an EFI fuel pump. Looks like 1/4" should be no = problem. Just wanted to make certain that deviating from the tried and = true was not going to get you in a pickle {:>) Ed From: Charlie England=20 Sent: Tuesday, June 28, 2011 3:33 PM To: Rotary motors in aircraft=20 Subject: [FlyRotary] Re: Floscan orientation, fuel line size Hi Ed, I think that my 1st attempt at a reply disappeared in a power outage = here in MS. I re-checked the post on VAF, & he definitely said -4 pre & post sensor. = The lines from the dist. spider to injectors on the a/c systems are much = smaller; probably 1/8-3/16" OD. The actual ID is really small (I had a = Precision brand system in my possession for a while, during my Lyc = detour).=20 Charlie On 06/25/2011 10:07 PM, Ed Anderson wrote:=20 Charlie, were these lines recommended for 1/4" dia SS tube - the lines = from the air performance fuel distribution block to each injector or = from the tanks to the fuel distribution block? Makes a difference. = 1/4" dia SS tube would have no problem providing fuel for one injector - = but, I would make certain which lines he is referring to. Ed Edward L. Anderson Anderson Electronic Enterprises LLC 305 Reefton Road Weddington, NC 28104 http://www.andersonee.com http://www.eicommander.com From: Charlie England=20 Sent: Saturday, June 25, 2011 10:14 AM To: Rotary motors in aircraft=20 Subject: [FlyRotary] Floscan orientation, fuel line size OK, 2 questions.=20 1. For those using Floscan fuel flow transducers: Anyone have a floscan 201 sensor that's working ok while mounted in = other than a horizontal position? My most convenient location would have = the fuel path flowing up at a 45 degree angle. In addition, the mounting = can have the wires 'up', but mounting would be a bit more convenient = with the wires pointing horizontally. 2. While researching Q1, I found a note from the guy who makes Airflow = Performance fuel injection systems for Lycs (they run at around 15-30 = psi), recommending 1/4" (AN-4) fuel lines firewall forward to minimize = fuel heating & vapor lock. I've already been tempted to consider this = instead of -6 (saves weight, running lines is easier, etc) because the = injection pumps & automotive systems use small diameter lines, but was = reluctant to go against 'convention'. Has anyone who's flying an = injected rotary used -4 fuel lines to feed the engine? Thanks, Charlie ------=_NextPart_000_0013_01CC35BA.0064FFB0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Hi Charlie,
 
Ok, I found a web site that had a chemical pump = pushing 39=20 gallon/hour through a 1/8-1/4" ID line - it didn't state the pump = pressure, but=20 I doubt it was as high as an EFI fuel pump.  Looks like 1/4" should = be no=20 problem.   Just wanted to make certain that deviating from the = tried=20 and true was not going to get you in a pickle {:>)
 
Ed

Sent: Tuesday, June 28, 2011 3:33 PM
Subject: [FlyRotary] Re: Floscan orientation, fuel line=20 size

Hi Ed,

I think that my 1st attempt at a reply = disappeared=20 in a power outage here in MS.

I re-checked the post on VAF, & = he=20 definitely said -4 pre & post sensor. The lines from the dist. = spider to=20 injectors on the a/c systems are much smaller; probably 1/8-3/16" OD. = The actual=20 ID is really small (I had a Precision brand system in my possession for = a while,=20 during my Lyc detour).

Charlie

On 06/25/2011 10:07 PM, Ed = Anderson wrote:=20
Charlie, were these lines recommended for 1/4" = dia SS=20 tube - the lines from the air performance fuel distribution block to = each=20 injector or from the tanks to the fuel distribution block?  Makes = a=20 difference.  1/4" dia SS tube would have no problem providing = fuel for=20 one injector - but, I would make certain which lines he is referring=20 to.
 
Ed
 
Edward L. Anderson
Anderson Electronic = Enterprises=20 LLC
305 Reefton Road
Weddington, NC 28104
http://www.andersonee.com
http://www.eicommander.com

Sent: Saturday, June 25, 2011 10:14 AM
To: Rotary motors=20 in aircraft
Subject: [FlyRotary] Floscan orientation, fuel line=20 size

OK, 2 questions. =

1. For=20 those using Floscan fuel flow transducers:

Anyone have a floscan 201 sensor that's working = ok while=20 mounted in other than a horizontal position? My most convenient = location would=20 have the fuel path flowing up at a 45 degree angle. In addition, the = mounting=20 can have the wires 'up', but mounting would be a bit more convenient = with the=20 wires pointing horizontally.

2. While researching Q1, I found a = note=20 from the guy who makes Airflow Performance fuel injection systems for = Lycs=20 (they run at around 15-30 psi), recommending 1/4" (AN-4) fuel lines = firewall=20 forward to minimize fuel heating & vapor lock. I've already been = tempted=20 to consider this instead of -6 (saves weight, running lines is easier, = etc)=20 because the injection pumps & automotive systems use small = diameter lines,=20 but was reluctant to go against 'convention'. Has anyone who's flying = an=20 injected rotary used -4 fuel lines to feed the=20 = engine?

Thanks,

Charlie

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