X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from mail36.syd.optusnet.com.au ([211.29.133.76] verified) by logan.com (CommuniGate Pro SMTP 5.1.10) with ESMTPS id 2148864 for flyrotary@lancaironline.net; Fri, 29 Jun 2007 21:07:45 -0400 Received-SPF: none receiver=logan.com; client-ip=211.29.133.76; envelope-from=lendich@optusnet.com.au Received: from george (d58-105-80-246.dsl.nsw.optusnet.com.au [58.105.80.246]) by mail36.syd.optusnet.com.au (8.13.1/8.13.1) with SMTP id l5U170fo007135 for ; Sat, 30 Jun 2007 11:07:01 +1000 Message-ID: <000a01c7bab2$fa6ef830$f650693a@george> From: "George Lendich" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: PP construction methods Date: Sat, 30 Jun 2007 11:07:05 +1000 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0007_01C7BB06.CB33B570" 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 X-Antivirus: avast! (VPS 0657-0, 12/12/2006), Outbound message X-Antivirus-Status: Clean This is a multi-part message in MIME format. ------=_NextPart_000_0007_01C7BB06.CB33B570 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Bob, !" doesn't seem anywhere near enough, were you running PP with side = ports ? If PP only how much power did you get from 1". George ( down under) My ports were 1" dia. if I recall right. Done on a 12A. I had a buddy = back then that worked for Kenworth and he got me some diesel injector = sleeves. Even had a tool that would "swell" the sleeve after it was in = place. Then I just filled the entire water chamber in epoxy. I still had = the old manifold so I took a pic. Thought I would throw in a pic of the = new manifold for my 20B. Slightly different huh! Bob Mears Supermarine Spitfire =20 View full size=20 View full size -----Original Message----- From: Kelly Troyer To: Rotary motors in aircraft Sent: Fri, 29 Jun 2007 4:23 pm Subject: [FlyRotary] Re: PP construction methods Bob, Do you recall the I.D. of the injection tubes you used and were you=20 running a 12a or 13B ?? -- Kelly Troyer=20 "Dyke Delta"_13B ROTARY Engine=20 "RWS"_RD1C/EC2/EM2=20 "Mistral"_Backplate/Oil Manifold=20 -------------- Original message from bmears9413@aol.com: = --------------=20 I built P Ports by just drilling a hole through the housing, = squeeezingin a diesel injection=C3=82 tube, and epoxy fill the entire = water chamber it is drilled through. ran that little motor on the street = for years and it never leaked. =C3=82=20 Bob Mears Supermarine spitfire -----Original Message----- From: Richard Sohn=20 To: Rotary motors in aircraft=20 Sent: Wed, 20 Jun 2007 8:54 am Subject: [FlyRotary] Re: PP construction methods =C3=82=20 ----- Original Message -----=20 From: Russell Duffy=20 To: Rotary motors in aircraft=20 Sent: Wednesday, June 20, 2007 7:19 AM Subject: [FlyRotary] PP construction methods Greetings, =C3=82=20 One of the things that's always bothered me about making a PP = housing is leakage.=C3=82 I've heard very experienced folks say that = eventually, any PP housing you make will leak, and it's easy for me to = imagine=C3=82 that happening.=C3=82 I don't think I've heard the same = thing about factory housings though.=C3=82 How are the ports installed = in the factory PP housing?=C3=82=20 =C3=82=20 The other problem with a conversion is the side ports.=C3=82 I = know people fill these with their favorite epoxy, but I'd worry about = that coming loose, and getting into the rotor.=C3=82 How much=C3=82 = would it hurt the PP operation if you just sealed the ports on the = outside of the side housings with a plate where the intake would have = been?=C3=82 =C3=82=20 =C3=82=20 Cheers, Rusty =C3=82=20 Rusty, =C3=82=20 I have run my PP on the single rotor for about 25hrs throug all = sorts of heat cycles and never had a problem with leaking. Keep in mind = that my insert is held in place by a flange with two bolts, so the JB = only seals, it does not do the holding.=20 I certainly would never want to depend on JB for holding the = insert in place. =C3=82=20 On your question with the open side port, one of the side ports = was open during the same test period, closed on the outside. Never = observed any negative effect, however, it never ran max RPM. The highest = was 5000RPM. I have closed that port now for the next test runs. =C3=82=20 FWIW. =C3=82=20 =C3=82=20 =C3=82=20 =C3=82=20 =C3=82=20 -------------------------------------------------------------------------= - No virus found in this incoming message. Checked by AVG Free Edition.=20 Version: 7.5.472 / Virus Database: 269.9.1/854 - Release Date: = 6/19/2007 1:12 PM -------------------------------------------------------------------------= --- AOL now offers free email to everyone. Find out more about what's = free from AOL at AOL.com. ------=_NextPart_000_0007_01C7BB06.CB33B570 Content-Type: text/html; charset="utf-8" Content-Transfer-Encoding: quoted-printable =EF=BB=BF
Bob,
!" doesn't seem anywhere near enough, = were you=20 running PP with side ports ?
If PP only how much power did you get = from=20 1".
George ( down under)
My ports were = 1" dia. if I=20 recall right. Done on a 12A. I had a buddy back then that worked for = Kenworth=20 and he got me some diesel injector sleeves. Even had a tool that would = "swell"=20 the sleeve after it was in place. Then I just filled the entire water = chamber=20 in epoxy. I still had the old manifold so I took a pic. Thought I = would throw=20 in a pic of the new manifold for my 20B. Slightly different = huh!

Bob=20 Mears
Supermarine Spitfire

=20
View = full=20 size
=20
View = full=20 size



-----Original = Message-----
From: Kelly=20 Troyer <keltro@att.net>
To: Rotary motors in aircraft=20 <flyrotary@lancaironline.net>
Sent: Fri, 29 Jun 2007 4:23=20 pm
Subject: [FlyRotary] Re: PP construction methods

Bob,
  Do you recall the I.D. of the injection tubes you used and = were=20 you
running a 12a or 13B ??
--
Kelly Troyer
"Dyke = Delta"_13B=20 ROTARY Engine
"RWS"_RD1C/EC2/EM2
"Mistral"_Backplate/Oil = Manifold=20




--------------=20 Original message from bmears9413@aol.com: = --------------=20

I built P Ports by just drilling a hole through the housing,=20 squeeezingin a diesel injection=C3=82 tube, and epoxy fill the = entire water=20 chamber it is drilled through. ran that little motor on the street = for years=20 and it never leaked.
=C3=82
Bob Mears
Supermarine spitfire


-----Original = Message-----
From:=20 Richard Sohn
To: Rotary motors in aircraft
Sent: Wed, 20 Jun = 2007=20 8:54 am
Subject: [FlyRotary] Re: PP construction = methods

=C3=82
----- Original Message ----- =
From:=20 Russell=20 Duffy
To: Rotary motors in = aircraft=20
Sent: Wednesday, June 20, = 2007 7:19=20 AM
Subject: [FlyRotary] PP = construction=20 methods

Greetings,
=C3=82=20
One of = the things=20 that's always bothered me about making a PP housing is = leakage.=C3=82 I've=20 heard very experienced folks say that eventually, any PP housing = you make=20 will leak, and it's easy for me to imagine=C3=82 that = happening.=C3=82 I don't think=20 I've heard the same thing about factory housings though.=C3=82=20 How are the=20 ports installed in the factory PP housing?=C3=82 =
=C3=82=20
The other = problem=20 with a conversion is the side ports.=C3=82 I know people fill = these with their=20 favorite epoxy, but I'd worry about that coming loose, and getting = into=20 the rotor.=C3=82 How much=C3=82 would it hurt the PP operation if = you just sealed=20 the ports on the outside of the side housings with a plate where = the=20 intake would have been?=C3=82 =C3=82
=C3=82
Cheers,
Rusty
=C3=82
Rusty,
=C3=82
I have run my PP on the single rotor for = about 25hrs=20 throug all sorts of heat cycles and never had a problem with = leaking. Keep=20 in mind that my insert is held in place by a flange with two = bolts, so the=20 JB only seals, it does not do the holding.
I certainly would never want to depend on = JB for=20 holding the insert in place.
=C3=82
On your question with the open side port, = one of the=20 side ports was open during the same test period, closed on the = outside.=20 Never observed any negative effect, however, it never ran max RPM. = The=20 highest was 5000RPM. I have closed that port now for the next test = runs.
=C3=82
FWIW.
=C3=82
=C3=82
=C3=82
=C3=82
=C3=82

No virus found in this incoming message.
Checked by = AVG Free=20 Edition.
Version: 7.5.472 / Virus Database: 269.9.1/854 - = Release=20 Date: 6/19/2007 1:12 PM

AOL now offers free email to everyone. Find out more about what's = free from=20 AOL at AOL.com.
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