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 988403 for flyrotary@lancaironline.net; Wed, 08 Jun 2005 11:04:14 -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/alternative; boundary="----_=_NextPart_001_01C56C3B.3A8FBFDC" Subject: RE: [FlyRotary] Re: Tracy, EM-2 question Date: Wed, 8 Jun 2005 10:03:29 -0500 Message-ID: <87DBA06C9A5CB84B80439BA09D86E69E016C19C8@MAIL01.austin.utexas.edu> X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: [FlyRotary] Re: Tracy, EM-2 question Thread-Index: AcVsOjEN0sohkMOATgWWM6p+2M2o2AAAL9YQ From: "Mark R Steitle" To: "Rotary motors in aircraft" This is a multi-part message in MIME format. ------_=_NextPart_001_01C56C3B.3A8FBFDC Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Bill, Excellent point. That was one of my concerns too. I ended up changing to a different (shorter) temp sender that just barely protruded into the flow. Worked out well.=20 =20 Mark S. =20 =20 ________________________________ From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of William Sent: Wednesday, June 08, 2005 8:39 AM To: Rotary motors in aircraft Subject: [FlyRotary] Re: Tracy, EM-2 question =20 Thanks Mark, doesn't the temperature probe tend to block the oil flow through the 'cool fitting'? Bill Schertz KIS Cruiser # 4045 ----- Original Message -----=20 From: Mark R Steitle =20 To: Rotary motors in aircraft =20 Sent: Tuesday, June 07, 2005 7:55 AM Subject: [FlyRotary] Re: Tracy, EM-2 question =20 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 =09 ________________________________ 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. =09 --=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 =09 ________________________________ >> Homepage: http://www.flyrotary.com/ >> Archive: http://lancaironline.net/lists/flyrotary/List.html ------_=_NextPart_001_01C56C3B.3A8FBFDC Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Bill,

Excellent point.  That was one = of my concerns too.  I ended up changing to a different (shorter) temp = sender that just barely protruded into the flow.  Worked out well. =

 

Mark S.  =

 

From: = Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of William
Sent: Wednesday, June 08, = 2005 8:39 AM
To: Rotary motors in = aircraft
Subject: [FlyRotary] Re: = Tracy, EM-2 = question

 

Thanks Mark, doesn't the temperature probe tend to = block the oil flow through the 'cool fitting'?

Bill Schertz
KIS Cruiser # 4045

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

From: Mark R Steitle =

Sent: = Tuesday, June 07, 2005 7:55 AM

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

 

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 =

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

>>  Homepage:  http://www.flyrotary.com/
>>  Archive:   http://lancaironline.net/lists/flyrotary/List.html

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