Return-Path: Received: from [24.25.9.102] (HELO ms-smtp-03-eri0.southeast.rr.com) by logan.com (CommuniGate Pro SMTP 4.2b2) with ESMTP id 3182647 for flyrotary@lancaironline.net; Wed, 21 Apr 2004 10:53:14 -0400 Received: from EDWARD (clt25-78-058.carolina.rr.com [24.25.78.58]) by ms-smtp-03-eri0.southeast.rr.com (8.12.10/8.12.7) with SMTP id i3LEqgs2001175 for ; Wed, 21 Apr 2004 10:52:43 -0400 (EDT) Message-ID: <001101c427b0$4d8cffb0$2402a8c0@EDWARD> From: "Ed Anderson" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: Back from Sun & Fun Date: Wed, 21 Apr 2004 10:52:43 -0400 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_000E_01C4278E.C63AFB50" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1409 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1409 X-Virus-Scanned: Symantec AntiVirus Scan Engine This is a multi-part message in MIME format. ------=_NextPart_000_000E_01C4278E.C63AFB50 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Well, not simpler than a fuse, but then you can't reset a fuse {:>). I = use a 5 amp circuit breaker in the field coil for much the same reason = as you did, to enable the overvoltage protection circuit to pop the = circuit breaker. However, since I don't have an external Voltage = regulator, the alternator keeps producing voltage (once started) even = with the CK popped, so the only thing it really does is provide an = indicator of an abnormal (high or low) voltage condition and gives me = something to do when having alternator problems{:>)) Ed. Ed Anderson RV-6A N494BW Rotary Powered Matthews, NC ----- Original Message -----=20 From: Russell Duffy=20 To: Rotary motors in aircraft=20 Sent: Wednesday, April 21, 2004 10:30 AM Subject: [FlyRotary] Re: Back from Sun & Fun Could be a bad breaker, Rusty. But since those are fairly simple = devices, I wouldn't expect it to reset if busted. I will report what I = find as always - busted alternator OR busted circuit breaker {:>) Ed Anderson =20 Simpler than a fuse :-) =20 I'm curious, what amperage is the breaker? Have you ever measured the = current through it during operation? I recall that I used a 5A breaker = on the RV-8 (35A alt), which was the only breaker in the entire plane. = The only reason I had it was to allow electric Bob's crowbar circuit to = work. =20 Cheers, Rusty (T minus 29.5 hours until Southbound) ------=_NextPart_000_000E_01C4278E.C63AFB50 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Well, not simpler than a fuse, but then = you can't=20 reset a fuse {:>).  I use a 5 amp circuit breaker in the field = coil for=20 much the same reason as you did, to enable the overvoltage protection = circuit to=20 pop the circuit breaker.  However, since I don't have an external = Voltage=20 regulator, the alternator keeps producing voltage  (once started) = even with=20 the CK popped, so the only thing it really does is provide an indicator = of an=20 abnormal (high or low) voltage condition and gives me something to do = when=20 having alternator problems{:>))
 
Ed.
 
Ed Anderson
RV-6A N494BW Rotary Powered
Matthews, NC
----- Original Message -----
From:=20 Russell=20 Duffy
Sent: Wednesday, April 21, 2004 = 10:30=20 AM
Subject: [FlyRotary] Re: Back = from Sun=20 & Fun

Could be a bad = breaker,=20 Rusty.  But since those are fairly simple devices, I wouldn't = expect it=20 to reset if busted.  I will report what I find as always - busted = alternator OR busted circuit breaker {:>)
 
Ed Anderson
 
Simpler=20 than a fuse :-) 
 
I'm=20 curious, what amperage is the breaker?  Have you ever = measured the=20 current through it during operation?  I recall that I used a 5A = breaker=20 on the RV-8 (35A alt), which was the only breaker in the entire=20 plane.  The only reason I had it was to allow electric Bob's = crowbar circuit to work.  
 
Cheers,
Rusty (T=20 minus 29.5 hours until=20 Southbound)  
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