X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Tue, 25 Oct 2011 11:33:38 -0400 Message-ID: X-Original-Return-Path: Received: from nm16-vm0.bullet.mail.bf1.yahoo.com ([98.139.212.253] verified) by logan.com (CommuniGate Pro SMTP 5.4.2) with SMTP id 5172059 for lml@lancaironline.net; Tue, 25 Oct 2011 08:56:12 -0400 Received-SPF: none receiver=logan.com; client-ip=98.139.212.253; envelope-from=mcmess1919@yahoo.com Received: from [98.139.212.152] by nm16.bullet.mail.bf1.yahoo.com with NNFMP; 25 Oct 2011 12:55:37 -0000 Received: from [98.139.211.163] by tm9.bullet.mail.bf1.yahoo.com with NNFMP; 25 Oct 2011 12:55:37 -0000 Received: from [127.0.0.1] by smtp220.mail.bf1.yahoo.com with NNFMP; 25 Oct 2011 12:55:37 -0000 X-Yahoo-Newman-Id: 163276.71128.bm@smtp220.mail.bf1.yahoo.com X-Yahoo-Newman-Property: ymail-3 X-YMail-OSG: hnCQhcIVM1lwtBTAjTTFnykqQ39XSfU_YXvUnzfF9yiOGvV JbL7DIcKtodr.p.CS5ZmHPNs77kI_4WtJHA6.6R311dAaoiKjrIBnekqDTLc DCVSWB_p5.COn2VK7wyhXEzF6cz.3CWx7dNt8OF4_GoS9He2CO4nTgTODR1L bSS8g0DKyKF4r_rAlqxf_buaOVclh4FbjFCxiacKbbkvZmo_dMnFkXG7O3a6 1VlwF3GyXrC4jNpb0RX3NOgP9cwXyhhtKom7acCN4BR4TEhqLoafTFGJuZ_N EbbNiZUPkGW4ETu.coaoTCGnjjVk5m93F.COdXbAAARO6RLNzLJTjjXVhgGA E_qD8X00jmyg8be49qwBNdq4n_cTZDvSfCR3nnHb5JEs.owdsDV3s12VNiXE .aT5.E2e_RQk1iZE- X-Yahoo-SMTP: rK4i7HqswBC7mDE8.sOiWQeO4CeReXc- Received: from StevePC (mcmess1919@67.187.175.194 with login) by smtp220.mail.bf1.yahoo.com with SMTP; 25 Oct 2011 05:55:36 -0700 PDT From: "Steve Colwell" X-Original-To: "'Lancair Mailing List'" References: In-Reply-To: Subject: Problem with Fluctuating Amperage X-Original-Date: Tue, 25 Oct 2011 05:55:36 -0700 X-Original-Message-ID: <000f01cc9315$646022c0$2d206840$@com> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0010_01CC92DA.B8014AC0" X-Mailer: Microsoft Office Outlook 12.0 Thread-Index: AcyTDFfelmG6ugUMSv2MnTr0yawKmAAB9UpA Content-Language: en-us This is a multi-part message in MIME format. ------=_NextPart_000_0010_01CC92DA.B8014AC0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Hey David, I had a very similar problem only more intermittent. The ground wire to the main alternator broke as it entered the connector at the alternator. It looked OK but was broken internally, probably due to the air blast from the inlet. That took a while to find. I replaced it with a much heavier wire. Steve Colwell Legacy From: Lancair Mailing List [mailto:lml@lancaironline.net] On Behalf Of Taylor, David Sent: Tuesday, October 25, 2011 4:50 AM To: lml@lancaironline.net Subject: [LML] Problem with Fluctuating Amperage Any ideas about what would cause my amperage to start fluctuating wildly about 5 minutes into a flight? It starts out fine after takeoff at 15 amps and then goes to -50 amps for 30 seconds, and then gyrates between 5 amps and -50 amps for a minute and then goes back to normal. It repeats this sequence every 5 minutes. My fuel gages also go down to zero during this episode and then back to normal. Is my B&C LR3C Linear Regulator going bad? (I'm getting these readings from my Grand Rapids EIS engine monitor. It's hooked up to a Grand Rapids EFIS Sport.) Thanks for the help! David T. Legacy RG ------=_NextPart_000_0010_01CC92DA.B8014AC0 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Hey David,

 

I had a very similar = problem only more intermittent.  The ground wire to the main = alternator broke as it entered the connector at the alternator.  It = looked OK but was broken internally, probably due to the air blast from = the inlet.  That took a while to find.  I replaced it with a = much heavier wire. 

 

Steve Colwell  = Legacy

 

 

 

From:= = Lancair Mailing List [mailto:lml@lancaironline.net] On Behalf Of = Taylor, David
Sent: Tuesday, October 25, 2011 4:50 = AM
To: lml@lancaironline.net
Subject: [LML] Problem = with Fluctuating Amperage

 

Any ideas = about what would cause my amperage to start fluctuating wildly about 5 = minutes into a flight?

It starts out fine after takeoff at 15 = amps and then goes to -50 amps for 30 seconds, and then gyrates between = 5 amps and -50 amps for a minute and then goes back to normal. It = repeats this sequence every 5 minutes.

My fuel gages also go = down to zero during this episode and then back to normal.

Is my = B&C LR3C Linear Regulator going bad?

(I'm getting these = readings from my Grand Rapids EIS engine monitor. It's hooked up to a = Grand Rapids EFIS Sport.)

Thanks for the help!

David = T.
Legacy RG

 

------=_NextPart_000_0010_01CC92DA.B8014AC0--