Mailing List flyrotary@lancaironline.net Message #23303
From: Joe Ewen <Jewen@Comporium.net>
Subject: Re: [FlyRotary] Re: Tracy, EM-2 question
Date: Tue, 07 Jun 2005 20:20:07 -0400
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Mark,
That is a cool fitting.  Can you share a part number and source of supply?
Thanks,
Joe
----- Original Message -----
Sent: Tuesday, June 07, 2005 8:55 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 -----

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://members.aol.com/_ht_a/rotaryroster/index.html
http://members.aol.com/vp4skydoc/index.html


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