Return-Path: Received: from [24.25.9.101] (HELO ms-smtp-02-eri0.southeast.rr.com) by logan.com (CommuniGate Pro SMTP 4.1.8) with ESMTP id 3051187 for flyrotary@lancaironline.net; Sun, 29 Feb 2004 13:24:39 -0500 Received: from edward (clt78-020.carolina.rr.com [24.93.78.20]) by ms-smtp-02-eri0.southeast.rr.com (8.12.10/8.12.7) with SMTP id i1TIORkG011586 for ; Sun, 29 Feb 2004 13:24:29 -0500 (EST) Message-ID: <001301c3fef1$49296950$2402a8c0@edward> From: "Ed Anderson" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: Injectors on? Was 13B - No start problem Date: Sun, 29 Feb 2004 13:24:36 -0500 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0010_01C3FEC7.600E4200" 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 X-Virus-Scanned: Symantec AntiVirus Scan Engine This is a multi-part message in MIME format. ------=_NextPart_000_0010_01C3FEC7.600E4200 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable ----- Original Message -----=20 From: David Leonard=20 To: Rotary motors in aircraft=20 Sent: Sunday, February 29, 2004 12:39 PM Subject: [FlyRotary] Re: Injectors on? Was 13B - No start problem Tracy, by improperly wired do you mean that you intended for the = injectors to be hot only when the EC2 has power? This would create = quite a re-wire at this stage. Although in retrospect I would have done = it the way you intended. My coils are wired the same way - drawing = power directly from the main buss. The biggest problem that I see = however is that the EC2 is now on whenever there is power to the main = buss and turning off of the engine will occur through fuel starvation. Thanks. David Leonard The Rotary Roster: http://members.aol.com/_ht_a/rotaryroster/index.html You are correct, David. With power to injectors via a separate = connection to the battery bus (which I also have) the way I stop the = engine is by turning off the fuel injector enable switches which kills = power to the injectors but not the EC2. That is how I found out about = the "sneak" circuit. I turned off the switch that is dedicated to = providing power to the EC2 module which should have kill the engine but = the engine continued to run!!. The other option is to kill all power = to the system through a master switch. In my case, my EC2 and injectors = are wired to the battery bus through switches. So turning off the = master switch will not stop my engine. I either turn off power to = injectors via the injector disable switches or pull the circuit breaker = between the battery and battery bus. It would seem that at your stage, the simplest thing might be to put a = switch in the circuit with your injector fuse (I think you said you had = one) to kill power to the injectors. That way you can ensure no power = is getting to them. Actually, its not a bad set up, you can play with = your EC2 and ignition while assured the injectors will not inject fuel = and start the engine. Ed ------=_NextPart_000_0010_01C3FEC7.600E4200 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable

----- Original Message -----
From:=20 David=20 Leonard
To: Rotary motors in = aircraft

Sent: Sunday, February 29, 2004 = 12:39=20 PM

Subject: [FlyRotary] Re: = Injectors on?=20 Was 13B - No start problem

Tracy, by = improperly wired=20 do you mean that you intended for the injectors to be hot only when = the EC2=20 has power? This would create quite a re-wire at this = stage. =20 Although in retrospect I would have done it the way you = intended. My=20 coils are wired the same way =96 drawing power directly from the main=20 buss. The biggest problem that I see however is that the EC2 is = now on=20 whenever there is power to the main buss and turning off of the engine = will=20 occur through fuel starvation.

Thanks.

David=20 Leonard

The Rotary=20 Roster:

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

You are = correct,=20 David. With power to injectors via a separate connection to the = battery=20 bus (which I also have) the way I stop the engine is = by=20 turning off the fuel injector enable switches which kills power to the = injectors but not the EC2. That is how I found out about the = "sneak"=20 circuit. I turned off the switch that is dedicated to providing = power to=20 the EC2 module which should have kill the engine but the engine = continued to=20 run!!. The other option is to kill all power to the system = through=20 a master switch. In my case, my EC2 and injectors are wired to = the=20 battery bus through switches. So turning off the master switch = will not=20 stop my engine. I either turn off power to injectors via the = injector=20 disable switches or pull the circuit breaker between the battery and = battery=20 bus.

It would = seem that at=20 your stage, the simplest thing might be to put a switch in the circuit = with=20 your injector fuse (I think you said you had one) to kill power to the = injectors. That way you can ensure no power is getting to = them. =20 Actually, its not a bad set up, you can play with your EC2 and = ignition while=20 assured the injectors will not inject fuel and start the=20 engine.

Ed

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