X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from [129.116.87.143] (HELO MAIL01.austin.utexas.edu) by logan.com (CommuniGate Pro SMTP 4.3.4) with ESMTP id 987137 for flyrotary@lancaironline.net; Tue, 07 Jun 2005 08:56:22 -0400 Received-SPF: none receiver=logan.com; client-ip=129.116.87.143; envelope-from=mark.steitle@austin.utexas.edu X-MimeOLE: Produced By Microsoft Exchange V6.5.7226.0 Content-class: urn:content-classes:message MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="----_=_NextPart_001_01C56B60.31DE79C4" Subject: RE: [FlyRotary] Re: Tracy, EM-2 question Date: Tue, 7 Jun 2005 07:55:34 -0500 Message-ID: <87DBA06C9A5CB84B80439BA09D86E69E016C19B1@MAIL01.austin.utexas.edu> X-MS-Has-Attach: yes X-MS-TNEF-Correlator: Thread-Topic: [FlyRotary] Re: Tracy, EM-2 question Thread-Index: AcVrEhUxgjrW5Gn3RqmiNpL4wAhEPwATE30g From: "Mark R Steitle" To: "Rotary motors in aircraft" This is a multi-part message in MIME format. ------_=_NextPart_001_01C56B60.31DE79C4 Content-Type: multipart/alternative; boundary="----_=_NextPart_002_01C56B60.31DE79C4" ------_=_NextPart_002_01C56B60.31DE79C4 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Bill,=20 I drilled an extra hole in the oil filter adapter for an extra pressure sensor. Using this cool fitting (see attachment), I added a port to the front cover oil outlet for a temp sensor to enable me to measure the delta T through the oil cooler (temporary arrangement). For coolant, I drilled an extra port in the thermostat housing for the extra coolant temp sensor. I chose not to add a second coolant pressure sensor. The fuel pressure regulator had an unused port that I used (with an adapter) for the extra fuel pressure sender, but I could have just as easily used a tee. =20 Mark S. =20 =20 ________________________________ From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of David Leonard Sent: Monday, June 06, 2005 10:36 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: Tracy, EM-2 question =20 =20 On 6/6/05, William wrote:=20 Mark, where did you put all the sensors? =20 Oil temp? Water pressure? etc. Bill Schertz KIS Cruiser # 4045 ----- Original Message -----=20 From: Mark R Steitle =20 To: Rotary motors in aircraft =20 Sent: Monday, June 06, 2005 2:11 PM Subject: [FlyRotary] Re: Tracy, EM-2 question =09 =20 Bill, I should have consulted with Tracy before I went down this road myself. Anyway, I just installed redundant senders for oil, coolant, and fuel. Temp sensors are very lightweight. Pressure sensors are just a tad heavier. I didn't get the extra data board on my EFIS, so EGT's & CHT's are on the EM-2 only. Since the weight penalty of the EFIS-1 has already been paid, I figured why not go with engine instrument redundancy. The only one I'm not satisfied with is the engine RPM on the EFIS-1. It doesn't agree with the RPM readout on the EM-2. Until proven otherwise, I'm assuming the EM-2 figure is correct. Once I get the prop installed and can run it without fear of overspeed, I can put a prop tach on it and know for sure. Then I can calibrate the EFIS-1 RPM's. Be sure to calibrate all sensors! =20 =20 Mark S. =20 =20 =20 BTW, I am using the Blumountain EFIS Lite G3 and Love it (despite its continued minor issues).. I mean, that thing is awesome. --=20 Dave Leonard Turbo Rotary RV-6 N4VY http://members.aol.com/_ht_a/rotaryroster/index.html http://members.aol.com/vp4skydoc/index.html=20 ------_=_NextPart_002_01C56B60.31DE79C4 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Bill,

I drilled an extra hole in the oil = filter adapter for an extra pressure sensor. Using this cool fitting (see attachment), I added a port to the front cover oil outlet for a temp = sensor to enable me to measure the delta T through the oil cooler (temporary arrangement). For coolant, I drilled an extra port in the = thermostat housing for the extra coolant temp sensor. I chose not to add a = second coolant pressure sensor. The fuel pressure regulator had an unused = port that I used (with an adapter) for the extra fuel pressure sender, but I = could have just as easily used a tee.

Mark S. =

From: = Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of David Leonard
Sent: Monday, June 06, = 2005 10:36 PM
To: Rotary motors in aircraft
Subject: [FlyRotary] Re: = Tracy, EM-2 = question

On 6/6/05, William <wschertz@ispwest.com> = wrote:

Mark,

where did you put all the = sensors?

Oil temp? Water pressure? = etc.

Bill Schertz
KIS Cruiser # 4045

----- Original Message ----- =

From: Mark R Steitle =

To: Rotary motors in aircraft =

Sent: Monday, = June 06, 2005 2:11 PM

Subject: = [FlyRotary] Re: Tracy, EM-2 = question

Bill,

I should have consulted with Tracy before I went down this road myself. Anyway, I just installed redundant senders for oil, = coolant, and fuel. Temp sensors are very lightweight. Pressure sensors = are just a tad heavier. I didn't get the extra data board on my EFIS, so = EGT's & CHT's are on the EM-2 only. Since the weight penalty of the = EFIS-1 has already been paid, I figured why not go with engine instrument redundancy. The only one I'm not satisfied with is the engine RPM = on the EFIS-1. It doesn't agree with the RPM readout on the EM-2. = Until proven otherwise, I'm assuming the EM-2 figure is correct. Once I = get the prop installed and can run it without fear of overspeed, I can put a = prop tach on it and know for sure. Then I can calibrate the EFIS-1 = RPM's. Be sure to calibrate all sensors!

Mark S. =

BTW, I am using the Blumountain EFIS Lite G3 = and Love it (despite its continued minor issues).. I mean, that thing is = awesome.

--
Dave Leonard
Turbo Rotary RV-6 N4VY
http://memb= ers.aol.com/_ht_a/rotaryroster/index.html
http://members.aol.c= om/vp4skydoc/index.html

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