X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Thu, 24 Oct 2013 12:47:18 -0400 Message-ID: X-Original-Return-Path: Received: from nk11p08mm-asmtp001.mac.com ([17.158.58.246] verified) by logan.com (CommuniGate Pro SMTP 6.0.7) with ESMTP id 6562970 for lml@lancaironline.net; Thu, 24 Oct 2013 11:15:58 -0400 Received-SPF: pass receiver=logan.com; client-ip=17.158.58.246; envelope-from=gw5@me.com Received: from [10.0.1.68] (cpe-071-077-249-052.ec.res.rr.com [71.77.249.52]) by nk11p08mm-asmtp001.mac.com (Oracle Communications Messaging Server 7u4-27.08(7.0.4.27.7) 64bit (built Aug 22 2013)) with ESMTPSA id <0MV60011LIDO98B0@nk11p08mm-asmtp001.mac.com> for lml@lancaironline.net; Thu, 24 Oct 2013 15:15:25 +0000 (GMT) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:5.10.8794,1.0.431,0.0.0000 definitions=2013-10-24_03:2013-10-24,2013-10-24,1970-01-01 signatures=0 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 spamscore=0 suspectscore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=7.0.1-1308280000 definitions=main-1310240104 From: George Wehrung Content-type: multipart/alternative; boundary="Apple-Mail=_3CA81566-9D3F-41E2-8720-A6623497C57B" Subject: Leaning the IO 500 X-Original-Message-id: <9D979881-B01D-442F-A2A7-4907FF22C0F2@me.com> X-Original-Date: Thu, 24 Oct 2013 11:15:23 -0400 X-Original-To: Lancair Mailing List MIME-version: 1.0 (Mac OS X Mail 7.0 \(1816\)) X-Mailer: Apple Mail (2.1816) --Apple-Mail=_3CA81566-9D3F-41E2-8720-A6623497C57B Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=utf-8 Does anyone have a copy of the powerpoint presentation from the advanced = pilot seminar? I ask because I think for our plane running 50=CB=9A ROP = gives us the best performance. 50=CB=9A LOP is the best fuel economy. I have been collecting data especially on my cross country trip for our = IO 550. Basically at 7,000 feet I found that at 50=CB=9A LOP I was indicating = 170 KTS TAS and 150 KIAS. At 50=CB=9A ROP I was 179 TAS and 158 KIAS. =20 My EGTs/CHTs: 291/1435 LOP & 330/1431 ROP. When I tried 75=CB=9A ROP I slowed a couple of knots. At 100=CB=9A was = increased fuel consumption for no gain in airspeed. Anyhow, I pasted some data below which was typical for the 9 leg trip = across the US last week for our ferry flight. Also note, the plane is = not painted, which may bear differences for our ES vs others. 7000 2400 150 170 12.7 291 1435 50=CB=9A LOP 7000 2400 158 179 16.6 330 1431 50=CB=9A ROP 7000 2400 157 177 16.8 332 1416 75=CB=9A ROP 7000 2400 157 177 17.3 331 1391 100=CB=9A ROP --Apple-Mail=_3CA81566-9D3F-41E2-8720-A6623497C57B Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=utf-8 Does = anyone have a copy of the powerpoint presentation from the advanced = pilot seminar? I ask because I think for our plane running 50=CB=9A = ROP gives us the best performance. 50=CB=9A LOP is the best fuel = economy.

I have been collecting data especially on my = cross country trip for our IO 550.

Basically at = 7,000 feet I found that at 50=CB=9A LOP I was indicating 170 KTS TAS and = 150 KIAS.

At 50=CB=9A ROP I was 179 TAS and 158 = KIAS.

My EGTs/CHTs: 291/1435 LOP = & 330/1431 ROP.

When I tried 75=CB=9A ROP I = slowed a couple of knots. At 100=CB=9A was increased fuel = consumption for no gain in airspeed.

Anyhow, I = pasted some data below which was typical for the 9 leg trip across the = US last week for our ferry flight. Also note, the plane is not = painted, which may bear differences for our ES vs = others.

7000	2400	150	170	12.7	291	1435	50=CB=9A LOP
7000	2400	158	179	16.6	330	1431	50=CB=9A ROP
7000	2400	157	177	16.8	332	1416	75=CB=9A ROP
7000	2400	157	177	17.3	331	1391	100=CB=9A ROP

= --Apple-Mail=_3CA81566-9D3F-41E2-8720-A6623497C57B--