X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from smtp101.sbc.mail.mud.yahoo.com ([68.142.198.200] verified) by logan.com (CommuniGate Pro SMTP 5.0.4) with SMTP id 894086 for flyrotary@lancaironline.net; Fri, 23 Dec 2005 16:55:27 -0500 Received-SPF: none receiver=logan.com; client-ip=68.142.198.200; envelope-from=dcarter11@sbcglobal.net Received: (qmail 91440 invoked from network); 23 Dec 2005 21:54:43 -0000 Received: from unknown (HELO davidsdell8200) (dcarter11@sbcglobal.net@67.41.226.150 with login) by smtp101.sbc.mail.mud.yahoo.com with SMTP; 23 Dec 2005 21:54:43 -0000 Message-ID: <007f01c6080b$7bb17e10$6401a8c0@davidsdell8200> From: "David Carter" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: RD-1C Dissasembly Thoughts Date: Fri, 23 Dec 2005 14:54:43 -0700 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_007C_01C607D0.CED69840" 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 This is a multi-part message in MIME format. ------=_NextPart_000_007C_01C607D0.CED69840 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable This is how Ford Escort rear brake drums are removed when a slight rust = coating binds the drum to the axle. The concern about stripping threads: Use anti-seize compound on the = bolts you use to "press off" the plate. That should eliminate 95% of = the probability of messing up the threads. If one strips, have a = "helicoil" or equivalent "thread insert" installed by your self or a = shop. David ----- Original Message -----=20 From: Buly=20 To: Rotary motors in aircraft=20 Sent: Thursday, December 22, 2005 11:34 AM Subject: [FlyRotary] Re: RD-1C Dissasembly Thoughts On Dec 22, 2005, at 1:27 PM, Bill Dube wrote: I am about to install my RD-1C PSRU (as soon as I can get the = correct flex plate.) I was reading the instructions and there were some warnings about = the difficulty of breaking the sealant between the drive and the = mounting plate. I know that at some point, I will need to disassemble the = drive and it will be difficult to separate the mounting plate from the = drive housing. What would be wrong with adding a few tapped holes between the = existing holes in the bolt circle of the mounting plate? When is comes time = to separate the plate, I would just screw in a few bolts into these = holes and tighten them in sequence. This would push the drive housing away from the mounting plate in a controlled manner. No hammers, pry = bars, or bad language required. Am I missing something, or is this a good idea? Bill Dube' That's a good idea Bill, but aluminum threads can be stripped very = easy. Unless you are using very coarse threads, or have threaded flange = pressed in? Buly = http://home.bellsouth.net/p/s/community.dll?ep=3D16&ext=3D1&groupid=3D164= 323&ck=3D ------=_NextPart_000_007C_01C607D0.CED69840 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
This is how Ford Escort rear brake = drums are=20 removed when a slight rust coating binds the drum to the = axle.
 
The concern about stripping = threads:  Use=20 anti-seize compound on the bolts you use to "press off" the plate.  = That=20 should eliminate 95% of the probability of messing up the threads.  = If one=20 strips, have a "helicoil" or equivalent "thread insert" installed = by your=20 self or a shop.
 
David
----- Original Message -----
From:=20 Buly=20
Sent: Thursday, December 22, = 2005 11:34=20 AM
Subject: [FlyRotary] Re: RD-1C=20 Dissasembly Thoughts


On Dec 22, 2005, at 1:27 PM, Bill Dube wrote:

  I=20 am about to install my RD-1C PSRU (as soon as I can get the = correct
flex plate.)

  =20 I was reading the instructions and there were some warnings = about=20 the
difficulty of breaking the sealant = between the=20 drive and the mounting
plate. I know that at some point, I will = need to=20 disassemble the drive
and it will be difficult to separate the = mounting=20 plate from the drive
housing.

  =20 What would be wrong with adding a few tapped holes between = the=20 existing
holes in the bolt circle of the mounting = plate?=20 When is comes time to
separate the plate, I would just screw in = a few=20 bolts into these holes
and tighten them in sequence. This would = push the=20 drive housing away
from the mounting plate in a controlled = manner. No=20 hammers, pry bars,
or bad language required.

  =20 Am I missing something, or is this a good idea?

  =20 Bill Dube'


That's a good idea = Bill, but=20 aluminum threads can be stripped very easy. Unless you are using very = coarse=20 threads, or have threaded flange pressed in?

Buly
http://home.bellsouth.net/p/s/community.dl= l?ep=3D16&ext=3D1&groupid=3D164323&ck=3D


------=_NextPart_000_007C_01C607D0.CED69840--