X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Sun, 11 Nov 2007 19:03:45 -0500 Message-ID: X-Original-Return-Path: Received: from [65.13.226.109] (HELO lucky.dts.local) by logan.com (CommuniGate Pro SMTP 5.2c1) with ESMTP id 2465442 for lml@lancaironline.net; Sat, 10 Nov 2007 15:55:33 -0500 Received-SPF: none receiver=logan.com; client-ip=65.13.226.109; envelope-from=cjensen@dts9000.com Content-class: urn:content-classes:message MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----_=_NextPart_001_01C823DB.D27A3636" X-MimeOLE: Produced By Microsoft Exchange V6.5.6944.0 Subject: RE: [LML] #4 cylinder EGT X-Original-Date: Sat, 10 Nov 2007 15:54:01 -0500 X-Original-Message-ID: <8984A39879F2F5418251CBEEC9C689B3946C46@lucky.dts.local> X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: [LML] #4 cylinder EGT thread-index: AcgjuZaJCrWlxd0oQZKEWM5b3USxDQAht93w From: "Chuck Jensen" X-Original-To: "Lancair Mailing List" This is a multi-part message in MIME format. ------_=_NextPart_001_01C823DB.D27A3636 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable If your CHTs for that cylinder is in the normal range and engine is = running smooth, I'd be suspicious of the integrity of the EGT = thermocouple. I had one do the same thing; it would read normal until = about 1100F-1200F and then it would drop 200F-300F less than the other = EGTs. Changed out the TC and it was good-to-go. =20 Chuck -----Original Message----- From: Lancair Mailing List [mailto:lml@lancaironline.net]On Behalf Of = Dan Reagan Sent: Saturday, November 10, 2007 11:50 AM To: lml@lancaironline.net Subject: [LML] #4 cylinder EGT About 10 flight hours ago my #4 EGT dicided to start running about 150 = degrees less than the others. This is a FADEC engine so there is a = possibility of injector problems but other than that please give me some = ideas what has changed. The temp shows approximate correct ambient temp = when shut down overnight. =20 Any help would be greatly appreciated. =20 Thanks, Dan Reagan IVP TSIO550 450+hours ------_=_NextPart_001_01C823DB.D27A3636 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
If=20 your CHTs for that cylinder is in the normal range and engine is running = smooth,=20 I'd be suspicious of the integrity of the EGT thermocouple.  I had = one do=20 the same thing; it would read normal until about 1100F-1200F and then it = would=20 drop 200F-300F less than the other EGTs.  Changed out the TC and it = was=20 good-to-go.
 
Chuck
-----Original Message-----
From: Lancair Mailing = List=20 [mailto:lml@lancaironline.net]On Behalf Of Dan = Reagan
Sent:=20 Saturday, November 10, 2007 11:50 AM
To:=20 lml@lancaironline.net
Subject: [LML] #4 cylinder=20 EGT

About 10 flight hours ago my #4 EGT = dicided to=20 start running about 150 degrees less than the others.  This is a = FADEC=20 engine so there is a possibility of injector problems but other than = that=20 please give me some ideas what has changed.  The temp shows = approximate=20 correct ambient temp when shut down overnight.
 
Any help would be greatly=20 appreciated.
 
Thanks,
Dan Reagan
IVP TSIO550=20 450+hours
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