Mailing List flyrotary@lancaironline.net Message #55407
From: Tracy <rwstracy@gmail.com>
Subject: Re: [FlyRotary] Re: This has got to stop
Date: Wed, 22 Jun 2011 13:11:07 -0600
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Yep, that was what I came up with.  But not until I get back home July 5.

Tracy

Sent from my iPad

On Jun 22, 2011, at 12:48 PM, bktrub@aol.com wrote:

I will run through a list if variables, eliminating one thing at a time, until I either solve the problem, or run out of ideas. I'm going from easiest to accomplish to hardest.
 
One of the last things on the list is to send the EC2 back to you, as you alluded to an impedence issue with the CAS setup. Does that sound like a viable plan?
 
Thanks,
Brian Trubee



-----Original Message-----
From: Tracy <rwstracy@gmail.com>
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Sent: Wed, Jun 22, 2011 10:22 am
Subject: [FlyRotary] Re: This has got to stop

Brian,
   I already gave you my take on this problem.  If nothing else turns up, let me know.

Tracy

Sent from my iPad

On Jun 21, 2011, at 10:04 AM, bktrub@aol.com wrote:

My primary and secondary igntion wires all run together in  a bundle. Maybe I am having inductance screw things up? This is only one of the myriad things I am going to have to look at.
 
 
 
Brian  Trubee



-----Original Message-----
From: Lehanover@aol.com
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Sent: Tue, Jun 21, 2011 4:14 am
Subject: [FlyRotary] Re: This has got to stop

Try some ice cold medium or retracted gap plugs gapped to .015" to .010". This will show up a secondary ignition problem. If the problem goes away, the voltage at the plug is too low for conditions. Mazda plugs are too high a heat range
 
For climb and high load 12.7 mixture (or richer) on the (Heated) Fuel air gage, and or 1600 degrees on the EGT.
 
You can also try pulling off just a bit of throttle to see if that clears it up.
Also indicative of a secondary ignition problem.
 
Be sure primary ignition wires are run well away from secondary ignition wires, and away from each other.
 
Lynn E. Hanover
 
 
 
In a message dated 6/21/2011 12:19:49 A.M. Paraguay Standard Time, bktrub@aol.com writes:
I'm going to ground my airplane until I get to the bottom of this. I can tune it on the ground and it will run just fine all the way from idle to full throttle. I get about 5300 rpm at full throttle at 29 in hg. MP. I have 12 hours in the air so far but can't get past this issue. Other than this, the plane is an absolute joy.
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