Hi,
I would love to hear some more details about the changes you make to
baffling - my Jabiru engine still runs very hot and I'm trying to make
some improvements currently.
Also, I'd be interested to hear cruise speed / RPM / Fuel Burn.
What propeller are you running?
Regards,
-Carl.
On 22/06/2012 15:26, "AirEupora" <AirEupora@sbcglobal.net> wrote:
>
>On Friday, June 8, 2012, N120EJ soared into the air for all of three
>minutes. Cylinder head temps were going towards redline so I had to shut
>down the engine and return for landing.
>
>After some work on the baffles and re-pitching the prop it again took off
>on, June 11, 2012, only to have to return to land. Temps were still high
>again. A phone call was made to the Engine Rep in Fresno, Jim Cormick,
>and he wanted pictures of my baffling. When he called me back he told me
>that I must be a Lycoming/Continental mechanic as the baffling was all
>wrong for the Jabiru. I then ripped the baffling out and installed some
>new shorter, smaller baffling.
>On Wednesday the 13th I took to the air this time I made it around the
>pattern. The temps were still high but within limits, but the elevator
>control felt wrong and trim was going the wrong way. Again work was done
>on the airplane. Pilot's control stick was move back; elevator control
>mass weight bar was move so that the elevator had more down movement;
>trim wiring in cannon plug was switch so trim would go down when it was
>press to go down.
>
>The next flight, June 18th, I took off and actually went around the
>pattern twice before having to land. This time it was the oil temp. It
>was getting high. Once on the ground found out that I had put the wrong
>type sensor in the computer program. It was reading 56 degree hotter
>than it was. I was also able to download a flight log of the flight.
>It showed that Channel 4 and 5 were 500 degrees less than 1,2,3,6.
>
>Changed the EGT probes out by putting 3 into 5; 4 into 6. Ground run the
>engine and the cool cylinders stay on channel 4 & 5.
>
>Called MGL and they are sending a new EMS. So I'm waiting to get it and
>will fly it again.
>
>Overall, I'm impressed with the way the plane handles in the air. It is
>like a fast sports car. It leaps into the air. Im looking forward to
>the rest of the flight test program.
>
>Here is picture on the ground.
>
>
>Read this topic online here:
>
>http://forums.matronics.com/viewtopic.php?p=376322#376322
>
>
>Attachments:
>
>http://forums.matronics.com//files/img_2389_1024x610_109.jpg
>
>
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