X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from proofpoint3.metrocast.net ([65.175.128.159] verified) by logan.com (CommuniGate Pro SMTP 5.1.10) with ESMTPS id 2137542 for flyrotary@lancaironline.net; Sun, 24 Jun 2007 12:38:53 -0400 Received-SPF: none receiver=logan.com; client-ip=65.175.128.159; envelope-from=ben@pa.metrocast.net Received: from ben22d25bef6f7 (d-72-9-21-43.metrocast.net [72.9.21.43]) by proofpoint3.metrocast.net (8.13.7/8.13.7) with SMTP id l5OGcEi7010905 for ; Sun, 24 Jun 2007 12:38:14 -0400 Message-ID: <005901c7b67e$1376b630$2b150948@ben22d25bef6f7> From: "Ben Baltrusaitis" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Favored Method 7/8 - Fuel Pump Shut off was [FlyRotary] Re: Method of killing power?? Date: Sun, 24 Jun 2007 12:38:19 -0400 MIME-Version: 1.0 Content-Type: multipart/related; boundary="----=_NextPart_000_0055_01C7B65C.8B4BB6F0"; type="multipart/alternative" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.3138 X-MIMEOLE: Produced By Microsoft MimeOLE V6.00.2900.3138 X-Antivirus: avast! (VPS 000751-5, 06/24/2007), Outbound message X-Antivirus-Status: Clean X-Proofpoint-Virus-Version: vendor=fsecure engine=4.65.5502:2.3.11,1.2.37,4.0.164 definitions=2007-06-23_02:2007-06-21,2007-06-22,2007-06-23 signatures=0 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 mlx=0 adultscore=0 adjust=0 reason=mlx engine=3.1.0-0705030000 definitions=main-0706230101 This is a multi-part message in MIME format. ------=_NextPart_000_0055_01C7B65C.8B4BB6F0 Content-Type: multipart/alternative; boundary="----=_NextPart_001_0056_01C7B65C.8B4BB6F0" ------=_NextPart_001_0056_01C7B65C.8B4BB6F0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Won't shutting down with the fuel pump tend to boil the remaining fuel = in the lines because it is at a lower pressure and subjected to high = heat sink? Couldn't that lead to gummed up injectors from the residue = left? Ben ----- Original Message -----=20 From: Ed Anderson=20 To: Rotary motors in aircraft=20 Sent: 06/24/2007 12:27 PM Subject: [FlyRotary] Favored Method 7/8 - Fuel Pump Shut off was = [FlyRotary] Re: Method of killing power?? =20 Ok, heard from a couple more, the count now is out of 8 respondents = (including yours truly), it looks like the methods of engine shut down are: 7 - turn off fuel pumps 1- Disable injectors And the "Winnnaahhh" is Fuel-Pump shut off!=20 Well, being "Plugs Up" has already endured me to being a part of a = minority, so I can accept it the rest of you choose to be different = {:>).=20 Since flooding in my configuration ("Plugs Up") is something of = little consequence (but, leaking injectors have bugged me in the past) - = I will stick with what has worked for me. =20 Thanks for participating in our little informal survey=20 Ed en=B7dure(n-dr, -dyr)=20 v. en=B7dured, en=B7dur=B7ing, en=B7dures=20 v.tr.=20 1. To carry on through, despite hardships; undergo: endure an Arctic = winter. 2. To bear with tolerance: "We seek the truth, and will endure the = consequences" Charles Seymour. See v.intr.=20 1. To continue in existence; last: buildings that have endured for = centuries. 2. To suffer patiently without yielding. ----- Original Message -----=20 From: James Maher=20 To: Rotary motors in aircraft=20 Sent: Sunday, June 24, 2007 10:35 AM Subject: [FlyRotary] Re: Method of killing power?? Ed, I prefer the Fuel Pump shutoff method. On my airplane the fuel system will remain pressurized for a long = time after shut down. I don't like the idea of highly pressurized fuel inside a very hot = engine compartment. So by turning off the fuel pumps with the engine still running it = serves to de-pressurize the fuel system. This way if you do happen to get a stuck open injector it will not = flood the rotor housing with fuel.=20 It only takes a second or two for the engine to quit after fuel = pump shutoff. Jim Ed Anderson wrote: To everyone running a rotary engine and particularly flying with = one - what is your normal method of killing the engine. 1. Turning off Main Power 2. Turning off EC2 Power 3. Turning off ignition 4. Turning off Fuel Pumps 5. Turning off injectors 6. Other Ed Anderson Rv-6A N494BW Rotary Powered Matthews, NC eanderson@carolina.rr.com http://members.cox.net/rogersda/rotary/configs.htm#N494BW http://www.dmack.net/mazda/index.html -------------------------------------------------------------------------= ----- No virus found in this incoming message. Checked by AVG Free Edition.=20 Version: 7.5.472 / Virus Database: 269.9.6/865 - Release Date: = 6/24/2007 8:33 AM ------=_NextPart_001_0056_01C7B65C.8B4BB6F0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Won't = shutting down with=20 the fuel pump tend to boil the remaining fuel in the lines because=20 it is at a lower pressure and subjected to high heat sink?  = Couldn't=20 that lead to gummed up injectors from the residue left?
Ben
----- Original Message -----
From:=20 Ed=20 Anderson
Sent: 06/24/2007 12:27 PM
Subject: [FlyRotary] Favored = Method 7/8 -=20 Fuel Pump Shut off was [FlyRotary] Re: Method of killing power??

 

 
Ok, heard from a couple more, the = count now is=20  out of 8 respondents (including yours truly), it looks like = the=20 methods of engine shut down
 are:
 
7 - turn off fuel pumps
1- Disable injectors
 
And the "Winnnaahhh" is Fuel-Pump shut off!=20
 
Well, being "Plugs Up" has already = endured me to=20 being a part of a minority, so I can accept it the rest of you choose = to be=20 different {:>). 
 
Since flooding in my configuration ("Plugs = Up")  is=20 something of little consequence (but, leaking injectors have bugged me = in the=20 past) - I will stick with what has worked for me. 
 
Thanks for participating in our little = informal survey=20
 
Ed
 
en=B7dure (n-dr, = -dyr) =
v. en=B7dured, en=B7dur=B7ing, = en=B7dures=20
v.tr.=20
1. To carry on through, despite hardships; = undergo:=20 endure an Arctic=20 winter.
2. To bear with tolerance: "We seek the truth, and = will endure=20 the consequences" Charles Seymour. See =20 v.intr.
1. To continue in existence; last: buildings that have = endured for=20 centuries.
2. To suffer patiently without=20 yielding.
 ----- Original Message ----- =
From:=20 James=20 Maher
To: Rotary motors in = aircraft=20
Sent: Sunday, June 24, 2007 = 10:35=20 AM
Subject: [FlyRotary] Re: = Method of=20 killing power??

Ed,
I prefer the Fuel Pump shutoff method.
On my airplane the fuel system will remain pressurized for a = long=20 time after shut down.
I don't like the idea of highly pressurized fuel inside a = very hot=20 engine compartment.
So by turning off the fuel pumps with the engine still = running it=20 serves to de-pressurize the fuel system.
This way if you do happen to get a stuck open injector it = will not=20 flood the rotor housing with fuel.
It only takes a second or two for the engine to quit after = fuel pump=20 shutoff.
Jim

Ed Anderson=20 <eanderson@carolina.rr.com> wrote:
To everyone running a rotary engine and = particularly=20 flying with one - what is your normal method of killing the=20 engine.
 
1.  Turning off Main=20 Power
2.  Turning off EC2 = Power
3.  Turning off = ignition
4.  Turning off Fuel=20 Pumps
5.  Turning off = injectors
6.  Other
Ed = Anderson
Rv-6A N494BW=20 Rotary Powered
Matthews, NC
eanderson@carolina.rr.comhttp:/= /members.cox.net/rogersda/rotary/configs.htm#N494BW
http://www.dmack.net/mazda= /index.html

No virus found in this incoming message.
Checked by AVG Free = Edition.
Version: 7.5.472 / Virus Database: 269.9.6/865 - Release = Date:=20 6/24/2007 8:33 AM
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