Mailing List flyrotary@lancaironline.net Message #58240
From: <argoldman@aol.com>
Subject: Re: [FlyRotary] Re: EGT
Date: Thu, 7 Jun 2012 13:40:57 -0400 (EDT)
To: <flyrotary@lancaironline.net>
addendum addendum-- If you were talking about the EC-blinking, "never mind"

Rich



-----Original Message-----
From: Tracy <rwstracy@gmail.com>
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Sent: Thu, Jun 7, 2012 12:37 pm
Subject: [FlyRotary] Re: EGT

The suggested method for unused EGTs is to jumper each channel pair (red & yellow) together, not all channels together.

You didn't mention what the EC2 EGTs were reading but they should read 0 or 32 if jumpered correctly.   They should blink only if out of limits (32 is not out of default limits) but check what the High & low limits are and set them above (high limit)  & below (low limit) whatever the EGTs are reading and they should stop blinking.

Tracy

On Thu, Jun 7, 2012 at 12:44 PM, Chris Barber <cbarber@texasattorney.net> wrote:
Tracy, 
Speaking of EGT's. I am using my Dynon Skyview to read my EGT's and not the EM2. 

With the EGT sensors not connected the EGT readout blinks. I asked you if there was a way to stop the blinking and you suggested connecting the sensors to each other which I did, both the red wire to red and yellow to yellow on the separate sensors as well as the red to yellow on the individual sensors. None of this stopped the blinking. 

Do you have any other suggestions as the blinking is a bit distracting?

Thanks. 

Chris

Sent from my iPhone 4

On Jun 7, 2012, at 10:47 AM, "Tracy" <rwstracy@gmail.com> wrote:

Possible it may be going open (thermocouple sensors are normally a shorted junction) but also possible you are picking up noise on the leads from some source.  These are millivolt level signals so it doesn't take much noise to make a wild reading.  Keep leads away from high tension wires (spark plug leads)  and lines with a lot of switching current (injector, ignition coil power, etc).

Tracy

On Wed, Jun 6, 2012 at 11:01 PM, <hoursaway1@comcast.net> wrote:
Info needed about EGT sensors, on my RWS EM2 #2 EGT about every 10 seconds will come up as 4000 deg. F. or so.  Is the sensor going open or shorted intermittently.  Have not checked it yet, just removed break-in oil after 24 hrs. run time & went with 20w50w full synthetic, getting ready for first flight ( got delayed last year by coolant & oil temp readings in-op., solved & my youngest daughter grad. EMU, Meagan & Cody moved to Bloomington Illinois for Cody's new job, with dad as one of the movers ).    David R. Cook  RV6A Rotary  Lansing MI. 


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