Return-Path: Sender: (Marvin Kaye) To: flyrotary Date: Wed, 04 Jun 2003 18:38:25 -0400 Message-ID: X-Original-Return-Path: Received: from [205.152.58.99] (HELO imf50bis.bellsouth.net) by logan.com (CommuniGate Pro SMTP 4.1b7) with ESMTP id 2401830 for flyrotary@lancaironline.net; Wed, 04 Jun 2003 09:43:52 -0400 Received: from johns ([209.214.12.103]) by imf50bis.bellsouth.net (InterMail vM.5.01.04.25 201-253-122-122-125-20020815) with SMTP id <20030604134604.OCES1287.imf50bis.bellsouth.net@johns> for ; Wed, 4 Jun 2003 09:46:04 -0400 From: "John Slade" X-Original-To: "Rotary motors in aircraft" Subject: RE: [FlyRotary] Re: electric vacuum pump - a way unscientific science experiment X-Original-Date: Wed, 4 Jun 2003 09:43:18 -0400 X-Original-Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook IMO, Build 9.0.2416 (9.0.2910.0) X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2600.0000 In-Reply-To: Importance: Normal >>early 80's diesel Chevy Chevette Alternator, >>with the vacuum pump attached to the rear. > Yes, it is the same and I wasn/t aware Greg had problems, I am still > considering day VFR with no gyros as well. I spoke to Greg about this. It failed after about 45 hrs on his first long X country to OSH. I think the bearings gave in. He dumped the vacuum gauges and used his EFIS. John Slade