X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from omta4.toronto.rmgopenwave.com ([4.59.182.102] verified) by logan.com (CommuniGate Pro SMTP 5.4.1) with ESMTP id 5095959 for flyrotary@lancaironline.net; Thu, 18 Aug 2011 06:27:41 -0400 Received-SPF: pass receiver=logan.com; client-ip=4.59.182.102; envelope-from=lacombr@nbnet.nb.ca Received: from torspm02.toronto.rmgopenwave.com ([142.167.187.136]) by tormtz05.toronto.rmgopenwave.com (InterMail vM.8.00.01.00 201-2244-105-20090324) with ESMTP id <20110818102706.KYCL14693.tormtz05.toronto.rmgopenwave.com@torspm02.toronto.rmgopenwave.com> for ; Thu, 18 Aug 2011 06:27:06 -0400 Received: from PCdeRita ([142.167.187.136]) by torspm02.toronto.rmgopenwave.com with SMTP id <20110818102706.GKOE26779.torspm02.toronto.rmgopenwave.com@PCdeRita> for ; Thu, 18 Aug 2011 06:27:06 -0400 Message-ID: From: "Rino" To: "Rotary motors in aircraft" References: In-Reply-To: Subject: Re: [FlyRotary] Re: Sam Hodges NTSB write up Date: Thu, 18 Aug 2011 07:25:55 -0300 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0097_01CC5D78.111EC670" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Windows Mail 6.0.6002.18197 X-MimeOLE: Produced By Microsoft MimeOLE V6.0.6002.18463 X-Opwv-CommTouchExtSvcRefID: str=0001.0A020201.4E4CE8FA.0068,ss=1,re=0.000,fgs=0 This is a multi-part message in MIME format. ------=_NextPart_000_0097_01CC5D78.111EC670 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable My probllem with fuel starvation. The fuel pressure regulator is = another component to look at. =20 A few weeks ago, while in flight, the engine started to loose power. A = quick scan showed the fuel pressure going down, it went down to about 7 = psi. I switched fuel pump B on. the pressure came up to about 27 psi. = with the two pumps on and I landed, I was in the circuit at the time. = While taxiing back to the hangar I turned pump A off and the pressure = went down, then I turned pump B off and the pressure went down. The = next day I went back to test the system, I started the engine on one = fuel pump, as usual, the fuel pressure was about 38 psi. as it has been = every time before. Did a few runs on the runway to warm things up, (no = takeoff) everything was ok, fuel pressure was normal all the time, on = one fuel pump of the other. Returned to the hangar, ordered a new fuel = pressure regulator (a new MAZDA regulator) and installed it a few days = later, went flying. The problem never returned. ----- Original Message -----=20 From: Kelly Troyer=20 To: Rotary motors in aircraft=20 Sent: Tuesday, August 16, 2011 12:18 AM Subject: [FlyRotary] Re: Sam Hodges NTSB write up But was it flown as the photos show without shielding for the = injectors ??............. Kelly Troyer "DYKE DELTA JD2" (Eventually) "13B ROTARY"_ Engine "RWS"_RD1C/EC2/EM2 "MISTRAL"_Backplate/Oil Manifold "TURBONETICS"_TO4E50 Turbo From: "bktrub@aol.com" To: Rotary motors in aircraft Sent: Monday, August 15, 2011 9:03 PM Subject: [FlyRotary] Re: Sam Hodges NTSB write up Exactly my thoughts. Really a nece installation- but needs heat = sheilding above the exhaust manifold. Brian Trubee -----Original Message----- From: kenpowell@comcast.net To: Rotary motors in aircraft Sent: Mon, Aug 15, 2011 6:59 pm Subject: [FlyRotary] Re: Sam Hodges NTSB write up The obvious issue is the lack of a heat shield between the injectors = and the exhaust. This can cause the fuel to boil. Beautiful = installation other than this. Ken Powell From: "Bob Perkinson" To: "Rotary motors in aircraft" Sent: Monday, August 15, 2011 8:27:30 PM Subject: [FlyRotary] Re: Sam Hodges NTSB write up Here are a couple of pictures of Sam's engine installation. These = were taken last year at the Paducah round up. =20 Bob Perkinson RV-9 13B=20 -- Homepage: http://www.flyrotary.com/ Archive and UnSub: = http://mail.lancaironline.net:81/lists/flyrotary/List.html ------=_NextPart_000_0097_01CC5D78.111EC670 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
My probllem with fuel starvation.  = The fuel=20 pressure regulator is another component to look at.   =
 
A few weeks ago, while in flight, the = engine=20 started to loose power.  A quick scan showed the fuel pressure = going down,=20 it went down to about 7 psi.  I switched fuel pump B on.  the = pressure=20 came up to about 27 psi. with the two pumps on and I landed,  I was = in the=20 circuit at the time.  While taxiing back to the hangar I turned = pump A off=20 and the pressure went down, then I turned pump B off and the pressure = went=20 down.   The next day I went back to test the system, I started = the=20 engine on one fuel pump, as usual, the fuel pressure was  about 38 = psi. as=20 it has been every time before.  Did a few runs on the runway to = warm things=20 up, (no takeoff) everything was ok, fuel pressure was normal all the = time, on=20 one fuel pump of the other.   Returned to the hangar, ordered = a new=20 fuel pressure regulator (a new MAZDA regulator) and installed it a few = days=20 later, went flying.  The problem never returned.
----- Original Message -----
From:=20 Kelly = Troyer
Sent: Tuesday, August 16, 2011 = 12:18=20 AM
Subject: [FlyRotary] Re: Sam = Hodges NTSB=20 write up

But was it flown as the photos show without = shielding = for the=20 injectors ??.............
 
Kelly Troyer
"DYKE DELTA JD2" (Eventually)
"13B ROTARY"_ Engine
"RWS"_RD1C/EC2/EM2
"MISTRAL"_Backplate/Oil Manifold
"TURBONETICS"_TO4E50 = Turbo

From: "bktrub@aol.com" <bktrub@aol.com>
To: Rotary motors in aircraft = <flyrotary@lancaironline.net>
Sent: Monday, August 15, 2011 = 9:03=20 PM
Subject: = [FlyRotary] Re:=20 Sam Hodges NTSB write = up

Exactly my thoughts. = Really a=20 nece installation- but needs = heat sheilding above the exhaust=20 manifold.
 
Brian Trubee



-----Original=20 Message-----
From: kenpowell@comcast.net
To: Rotary motors in = aircraft=20 <flyrotary@lancaironline.net>
Sent: Mon, Aug 15, 2011 6:59=20 pm
Subject: [FlyRotary] Re: Sam Hodges NTSB write up

The=20 obvious issue is the lack of a heat shield between the injectors = and the=20 exhaust.  This can cause the fuel to boil. Beautiful installation = other=20 than this.

Ken Powell

From: = "Bob Perkinson" <bobperk90658@bellsouth.net<= /A>>
To:=20 "Rotary motors in aircraft" <flyrotary@lancaironline.ne= t>
Sent:=20 Monday, August 15, 2011 8:27:30 PM
Subject: [FlyRotary] = Re: Sam=20 Hodges NTSB write = up

Here are a couple of pictures of Sam's engine installation. =  These=20 were taken last year at the Paducah=20 round up.
 
Bob Perkinson
RV-9 13B=20




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