X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Thu, 25 Aug 2005 09:39:33 -0400 Message-ID: X-Original-Return-Path: Received: from imo-m20.mx.aol.com ([64.12.137.1] verified) by logan.com (CommuniGate Pro SMTP 5.0c1) with ESMTP id 681141 for lml@lancaironline.net; Wed, 24 Aug 2005 22:31:20 -0400 Received-SPF: pass receiver=logan.com; client-ip=64.12.137.1; envelope-from=VTAILJEFF@aol.com Received: from VTAILJEFF@aol.com by imo-m20.mx.aol.com (mail_out_v38_r4.1.) id q.208.7cf7261 (4328) for ; Wed, 24 Aug 2005 22:30:32 -0400 (EDT) From: VTAILJEFF@aol.com X-Original-Message-ID: <208.7cf7261.303e8747@aol.com> X-Original-Date: Wed, 24 Aug 2005 22:30:31 EDT Subject: Re: [LML] Re: LNC4 S-tec 55X altitude hold X-Original-To: lml@lancaironline.net MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="-----------------------------1124937031" X-Mailer: 9.0 Security Edition for Windows sub 5200 X-Spam-Flag: NO -------------------------------1124937031 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit In a message dated 8/23/2005 11:33:01 P.M. Central Standard Time, Lancair1@bellsouth.net writes: During today's phase 1 flight I started checking the autopilot, an S-Tec 55x. When altitude hold is engaged the aircraft starts to porpoise. Acts like the pitch servo is making a larger correction then is necessary for the sensitive pitch of a IV. Has anyone had this problem? Skip, Check your grounds on the autopilot. Jeff -------------------------------1124937031 Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable
In a message dated 8/23/2005 11:33:01 P.M. Central Standard Time,=20 Lancair1@bellsouth.net writes:
<= FONT=20 style=3D"BACKGROUND-COLOR: transparent" face=3DArial color=3D#000000 size= =3D2>During=20 today's phase 1 flight I started checking the autopilot, an S-Tec
55x.=20= When=20 altitude hold is engaged the aircraft starts to porpoise. Acts
like the= =20 pitch servo is making a larger correction then is necessary for
the=20 sensitive pitch of a IV. Has anyone had this=20 problem?
Skip,
 
Check your grounds on the autopilot.
 
Jeff
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