Return-Path: Received: from [65.54.169.88] (HELO hotmail.com) by logan.com (CommuniGate Pro SMTP 4.1.1) with ESMTP id 2533972 for flyrotary@lancaironline.net; Tue, 19 Aug 2003 23:05:22 -0400 Received: from mail pickup service by hotmail.com with Microsoft SMTPSVC; Tue, 19 Aug 2003 20:04:11 -0700 Received: from 67.25.179.158 by bay3-dav58.bay3.hotmail.com with DAV; Wed, 20 Aug 2003 03:04:10 +0000 X-Originating-IP: [67.25.179.158] X-Originating-Email: [lors01@msn.com] Reply-To: "Tracy Crook" From: "Tracy Crook" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] LED on EC2 and Power from injectors Date: Tue, 19 Aug 2003 23:06:02 -0400 Organization: Real World Solutions Inc. MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_00CB_01C366A6.7608D340" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1158 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1165 Message-ID: X-OriginalArrivalTime: 20 Aug 2003 03:04:11.0071 (UTC) FILETIME=[BA8B1CF0:01C366C7] This is a multi-part message in MIME format. ------=_NextPart_000_00CB_01C366A6.7608D340 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MessageThis is all normal David. The EC2 getting power through the = injectors is a side effect of the voltage spike protection circuitry = inside the EC2. As an interesting aside, Mark Kirkpatrick called yesterday to report = that he had an in-flight failure of some sort. The engine quit and he = switched to B controller. The engine ran but mixture was lean so he = corrected with the mixture control and landed at his intended airport = which was close by. While taxiing to the hangar he noticed that the = circuit breaker to the EC2 was in the off position. The only reason the = EC2 continued to function was the power feed back through the injectors. = You can imagine how dirty the power was since the EC2 was constantly = switching the injectors on & off. Mark also switched back to A = controller and it ran OK. This was not an intended fail-safe feature of the EC2 but it might have = saved Mark and his plane on this occasion. No word yet on why the = breaker blew. It was either a 2 or 10 amp breaker. The EC2 uses less = than .25 amp. =20 This is another illustration of why you need to have a *well rehearsed* = emergency checklist. Tracy Crook ----- Original Message -----=20 From: David Leonard=20 To: Rotary motors in aircraft=20 Sent: Tuesday, August 19, 2003 10:40 AM Subject: [FlyRotary] LED on EC2 and Power from injectors When I power up my EC2 the program select button glows red. I am = hoping that this is normal - although green would have been a more = re-assuring color. The interesting thing is that when I supply power to = the main buss (but not the EC2) the LED also glows red. Is this normal? = The juice is getting to the EC2 via the injectors (which are powered by = the main buss). If I unplug the injectors the LED goes out. Seems = strange, but I'm hoping everything is OK and hope I don't have to start = re-wiring. David Leonard The Rotary Roster: http://members.aol.com/_ht_a/rotaryroster/index.html ------=_NextPart_000_00CB_01C366A6.7608D340 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Message
This is all normal David.  The EC2 = getting=20 power through the injectors is a side effect of the voltage spike = protection=20 circuitry inside the EC2.
 
  As an interesting aside,  = Mark=20 Kirkpatrick called yesterday to report that he had an in-flight failure = of some=20 sort.  The engine quit and he switched to B controller.  The = engine=20 ran but mixture was lean so he corrected with the mixture control and = landed at=20 his intended airport which was close by.   While = taxiing to the=20 hangar he noticed that the circuit breaker to the EC2 was in the off=20 position.  The only reason the EC2 continued to function was the = power=20 feed back through the injectors.  You can imagine how = dirty the=20 power was since the EC2 was constantly switching the injectors on = &=20 off.   Mark also switched back to A controller and it ran=20 OK.
 
This was not an intended fail-safe = feature of the=20 EC2 but it might have saved Mark and his plane on this = occasion.  No=20 word yet on why the breaker blew.  It was either a 2 or 10 amp=20 breaker.  The EC2 uses less than .25 amp.  
 
This is another illustration = of why you=20 need to have a *well rehearsed* emergency checklist.
 
Tracy Crook
----- Original Message -----
From:=20 David=20 Leonard
Sent: Tuesday, August 19, 2003 = 10:40=20 AM
Subject: [FlyRotary] LED on EC2 = and Power=20 from injectors

When I = power up my=20 EC2 the program select button glows red.  I am hoping that this = is normal=20 =96 although green would have been a more re-assuring color.  The = interesting thing is that when I supply power to the main buss (but = not the=20 EC2) the LED also glows red.  Is this normal?  The juice is = getting=20 to the EC2 via the injectors (which are powered by the main = buss).  If I=20 unplug the injectors the LED goes out.  Seems strange, but I=92m = hoping=20 everything is OK and hope I don=92t have to start = re-wiring.

 

David=20 Leonard

The Rotary=20 Roster:

http://memb= ers.aol.com/_ht_a/rotaryroster/index.html

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