X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from server3.alwayswebhosting.com ([66.98.204.64] verified) by logan.com (CommuniGate Pro SMTP 4.3.4) with ESMTPS id 984811 for flyrotary@lancaironline.net; Sat, 04 Jun 2005 19:28:20 -0400 Received-SPF: none receiver=logan.com; client-ip=66.98.204.64; envelope-from=bob@bob-white.com Received: from bgp01386375bgs.brodwy01.nm.comcast.net ([68.35.160.229]:33298 helo=quail) by server3.alwayswebhosting.com with smtp (Exim 4.50) id 1Dei31-0007DA-VU for flyrotary@lancaironline.net; Sat, 04 Jun 2005 18:27:24 -0500 Date: Sat, 4 Jun 2005 17:27:31 -0600 From: Bob White To: "Rotary motors in aircraft" Subject: Re: [FlyRotary] EC2 problems - solved Message-Id: <20050604172731.26ababf4.bob@bob-white.com> In-Reply-To: References: X-Mailer: Sylpheed version 1.9.12 (GTK+ 2.4.9; i686-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - server3.alwayswebhosting.com X-AntiAbuse: Original Domain - lancaironline.net X-AntiAbuse: Originator/Caller UID/GID - [0 0] / [47 12] X-AntiAbuse: Sender Address Domain - bob-white.com X-Source: X-Source-Args: X-Source-Dir: Congratulations John, What a relief it must be to actually have an answer. A broken wire under the insulation is sometimes one of the hardest problems to find. It could have been worse. It could have worked till heat or vibration made it quit in flight. Bob W. On Sat, 4 Jun 2005 15:40:43 -0400 "John Slade" wrote: > Tracy and others. > Following more than 12 months of battling with EC2 issues I'm pretty sure > it's Eureka day! > After rewiring and testing for almost 4 weeks I plugged the EC2 in last > night, and got exactly the same symptoms as before. NOP flashing indicating > no communication. I took the EC2 to Buly's plane and tried it in his > installation. Same NOP, so I was thinking I'd fried it again. Before sending > it back yet again I decided to install it my plane one more time and see if > there was a spark. > > To my amazement it worked. No NOP, and I could bring up the EC2 data. The > only thing that changed overnight was that I moved the cable to unplug it. I > climbed in the back and found that I could make the NOP flash, or stop > flashing, by moving the cable. I haven't taken the connector apart yet, but > I'm expecting to find a broken wire inside the insulation, probably near a > solder joint at the pin. Whenever I bent the connector outward for testing > it made contact. When I bent it back to plug it in, contact was lost. > > Bingo! > John > > Just guessing, but maybe the new EC2 can't communicate with a pre-autotune > EM2 like Buly's. ??? > -- http://www.bob-white.com N93BD - Rotary Powered BD-4 (real soon)