X-Virus-Scanned: clean according to Sophos on Logan.com X-SpamCatcher-Score: 2 [X] Return-Path: Received: from imf23aec.mail.bellsouth.net ([205.152.59.71] verified) by logan.com (CommuniGate Pro SMTP 5.1.6) with ESMTP id 1858675 for flyrotary@lancaironline.net; Fri, 23 Feb 2007 17:16:06 -0500 Received-SPF: none receiver=logan.com; client-ip=205.152.59.71; envelope-from=rusty@radrotary.com Received: from ibm66aec.bellsouth.net ([65.6.194.9]) by imf23aec.mail.bellsouth.net with ESMTP id <20070223221511.ZJMG7718.imf23aec.mail.bellsouth.net@ibm66aec.bellsouth.net> for ; Fri, 23 Feb 2007 17:15:11 -0500 Received: from rd ([65.6.194.9]) by ibm66aec.bellsouth.net with ESMTP id <20070223221502.KJEX1532.ibm66aec.bellsouth.net@rd> for ; Fri, 23 Feb 2007 17:15:02 -0500 From: "Russell Duffy" To: "'Rotary motors in aircraft'" Subject: Primary regulator, and motor mount plate Date: Fri, 23 Feb 2007 16:14:48 -0600 Message-ID: <000001c75798$110fc480$6e01a8c0@rd> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0001_01C75765.C677C580" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.6822 Importance: Normal Thread-Index: AcdXmAbHJ1F+07ICT4q21kyBcK7hCg== X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3028 This is a multi-part message in MIME format. ------=_NextPart_000_0001_01C75765.C677C580 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Greetings, =20 The Dominator gyro is on order, to arrive around the first part of April = (I hope). The gear drive is still on order from Autoflight, and hopefully, will be shipping soon. All I can do in the mean time is get the engine = as ready as possible, which mostly means making a new engine mount plate of some type. =20 =20 Question one- If I were to make a sandwiched plate, similar to what CCI = does (did ?) with their mounts, how thick would it need to be for a single = rotor? The CCI plate was 1/2" thick for the two rotor, and I made my first = single rotor mount that thick as well. Since I'd like to reduce some weight, = I'm wondering what I can cut this down to. I'm guessing 3/8" at least, and maybe 1/4". Any suggestions? =20 Second question, how much oil bypasses the primary regulator (in the = front cover) under normal operation? Does any bypass at all? I know it's = there primarily to prevent overpressure of the oil cooler in case the lines = get blocked, but I wonder if it's actually needed for normal operation. In other words, can I plug up the primary regulator, and be OK as long as nothing in the oil lines gets plugged up? =20 =20 Thanks, Rusty (waiting for Ed to try his favorite brazing rods on the board) ------=_NextPart_000_0001_01C75765.C677C580 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Message
Greetings,
 
The Dominator = gyro is on=20 order, to arrive around the first part of April (I hope).  The gear = drive=20 is still on order from Autoflight, and hopefully, will be shipping = soon. =20 All I can do in the mean time is get the engine as ready as possible, = which=20 mostly means making a new engine mount plate of some=20 type.  
 
Question one- = If I were to=20 make a sandwiched plate, similar to what CCI does (did ?) with their = mounts, how=20 thick would it need to be for a single rotor?  The CCI plate was = 1/2" thick=20 for the two rotor, and I made my first single rotor mount that = thick as=20 well.  Since I'd like to reduce some weight, I'm wondering what I = can cut=20 this down to.  I'm guessing 3/8" at least, and maybe=20 1/4".   Any suggestions?
 
Second = question, how=20 much oil bypasses the primary regulator (in the front cover) under = normal=20 operation?  Does any bypass at all?  I know it's there = primarily to=20 prevent overpressure of the oil cooler in case the lines get blocked, = but I=20 wonder if it's actually needed for normal operation.  In other = words, can I=20 plug up the primary regulator, and be OK as long as nothing in = the=20 oil lines gets plugged up?  
 
Thanks,
Rusty (waiting = for Ed to=20 try his favorite brazing rods on the = board)
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