Return-Path: Received: from [24.25.9.102] (HELO ms-smtp-03-eri0.southeast.rr.com) by logan.com (CommuniGate Pro SMTP 4.2.5) with ESMTP id 548722 for flyrotary@lancaironline.net; Sun, 28 Nov 2004 19:59:25 -0500 Received-SPF: none receiver=logan.com; client-ip=24.25.9.102; envelope-from=eanderson@carolina.rr.com Received: from edward2 (cpe-069-132-109-019.carolina.rr.com [69.132.109.19]) by ms-smtp-03-eri0.southeast.rr.com (8.12.10/8.12.7) with SMTP id iAT0wrkd021130 for ; Sun, 28 Nov 2004 19:58:54 -0500 (EST) Message-ID: <002401c4d5ae$9e0fadf0$2502a8c0@edward2> From: "Ed Anderson" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: Another precautionary landing Date: Sun, 28 Nov 2004 19:59:02 -0500 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0021_01C4D584.B50C5460" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1106 X-MIMEOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 X-Virus-Scanned: Symantec AntiVirus Scan Engine This is a multi-part message in MIME format. ------=_NextPart_000_0021_01C4D584.B50C5460 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Possibility, Perry. However, when I lost my front cover oil "O" ring = the pressure did decrease to 27 psi, but, the oil temperature did not = climb. I suspect that if John's oil pressure is low and the oil temps = are high that implies either a restriction in the lubrication system or = perhaps a failing oil pump. Since, it appears he had replaced his oil = filter before this incident - that would be where I would start looking = for the cause FWIW Ed Anderson =20 Maybe it's that oil oring in the front cover? Wasn't the engine = recently opened up? DaveLeonard wrote: Very sorry to hear that John. Interested to hear what happened. Dave Leonard Today I changed the plugs, oil and filter. Engine seemed to be=20 running well. Oil pressure 87 on the runup. I didn't hear anything unusual, but an observer on the ground said I had a misfire or two on the take-off roll. I did a pattern. Oil pressure 65 on the downwind at 3600 rpm. After a = low pass, which apparently sounded sweet from the ground I headed south a = few miles and climbed above the class C. By the time I was over the field at 5000' the oil pressure was 24 at 3500 rpm, coolant temp was 230=20 and oil 220 (much higher than usual). I began a descent. At minimum throttle=20 temps went back below 200, but oil pressure was around 20 - 25. Engine began = running rough. Richer mixture smoothed it out. I had the mixture at a 4=20 pm setting. Anything leaner and it faltered. Switched off one set of injectors (the primaries I think) and it ran better. On short final at idle oil pressure was in single digits, and as I = taxied back to the hangar it was actually reading negative. Y'know - I'm getting really sick of this. John (hoping for a positive attitude in the morning) Homepage: http://www.flyrotary.com/ Archive: http://lancaironline.net/lists/flyrotary/List.html =20 Homepage: http://www.flyrotary.com/ Archive: http://lancaironline.net/lists/flyrotary/List.html =20 =20 ------=_NextPart_000_0021_01C4D584.B50C5460 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable

Possibility, Perry. However, when = I lost my=20 front cover oil "O" ring the pressure did decrease to 27 = psi, but,=20 the oil temperature did not climb. I suspect that if John's = oil=20 pressure is low and the oil temps are high that implies either a = restriction in=20 the lubrication system or perhaps a failing oil pump. Since, it appears = he had=20 replaced his oil filter before this incident - that would be where I = would start=20 looking for the cause

FWIW

Ed Anderson

Maybe it's that oil oring = in the=20 front cover? Wasn't the engine recently opened up?

DaveLeonard=20 wrote:

Very sorry to hear that John.  Interested to hear what =
happened.

Dave Leonard

Today I changed the plugs, =
oil and filter. Engine seemed to be=20
running well.
Oil pressure 87 on the runup. I didn't hear anything unusual, but an
observer on the ground said I had a misfire or two on the take-off roll.

I did a pattern. Oil pressure 65 on the downwind at 3600 rpm. After a =
low
pass, which apparently sounded sweet from the ground I headed south a =
few
miles and climbed above the class C. By the time I was over the field at
5000' the oil pressure was 24 at 3500 rpm, coolant temp was 230=20
and oil 220
(much higher than usual). I began a descent. At minimum throttle=20
temps went
back below 200, but oil pressure was around 20 - 25. Engine began =
running
rough. Richer mixture smoothed it out. I had the mixture at a 4=20
pm setting.
Anything leaner and it faltered. Switched off one set of injectors (the
primaries I think) and it ran better.

On short final at idle oil pressure was in single digits, and as I =
taxied
back to the hangar it was actually reading negative.

Y'know - I'm getting really sick of this.

John (hoping for a positive attitude in the morning)

 Homepage:  http://www.flyrotary.com/
 Archive:   http://lancai=
ronline.net/lists/flyrotary/List.html

 Homepage:  http://www.flyrotary.com/
 Archive:   http://lancai=
ronline.net/lists/flyrotary/List.html

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