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From: Bulent Aliev <atlasyts@bellsouth.net>
Subject: Re: [FlyRotary] Re: Frustrating Sunday
Date: Sun, 13 May 2007 21:34:07 -0400
To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>

Thanks For the support Mark :)
I've been in the same situation before.  Maybe this time i'll get out  
of it againn?
Buly
On May 13, 2007, at 8:44 PM, Mark Steitle wrote:

> Buly,
> I can relate to your situation.  I just got my EC-2 back from  
> getting the snubber upgrade and was hoping for a trouble-free  
> start.  But alas, it was not to be.  I've been on the phone with  
> Tracy so much this weekend that Laura has started answering the  
> telephone with "Hello Mark".  ;-)
>
> First thing I did wrong was I broke the cardinal rule for airplane  
> trouble-shooting.  I changed more than one thing at a time.  I  
> switched from the old style CAS to the Renesis style.  I had all  
> the parts just sitting on the shelf and thought that while the EC-2  
> was at RWS getting the snubber upgrade I could go ahead and have it  
> converted over to the newer CAS.  So now I'm not sure which way to  
> go with my trouble-shooting efforts.
>
> Before the upgrade, it would run great in the upper rpm ranges, but  
> not down low (unless dropping the fuel pressure into the teens).   
> Now it is just the opposite (it idles and runs great up to around  
> 2800 rpm, then it starts running really rough and mis-firing).   
> Tracy has been patiently helping me to systematically diagnose the  
> symptoms.  By following Tracy's suggestions, it now runs great up  
> to about 4200 rpm, then begins running rough as a cob.  I still  
> have some things to try (as suggested by Tracy), but I need some  
> resistors and Rat Shack was closed, so I called it quits and headed  
> home.  I'll pick up where I left off next weekend.
>
> So, patience my friend.  Tracy assured me that he will be  
> monitoring his email.  He never promised to answer, just  
> monirtor.  ;-)
>
> Mark S.
> Austin, TX
>
>
> On 5/13/07, Bulent Aliev <atlasyts@bellsouth.net> wrote: This  
> morning I was all primed up to fire my newly updated EC/EM.
> Pulled the plane out got all set up and hit the primer button:
> Silence? Tried starting: Nothing.
> Pushed it back in the hangar and started trouble shooting.
> Fuel pressure: Yes
> Power to all 4 injectors: Yes
> Grounded one at the time all 4 wires from the EC2 plug and all 4
> injectors did "click"
> Checked the injector return lines: they are grounded as they should  
> be.
> Called Tracy and he suggested testing Mode 8 spark plugs: worked fine
> The EM2 is flashing 0/NOP where the RPM should be?
> Since Tracy is leaving for 3 weeks on Tuesday, I'll have time to
> follow up on ideas from all, incl. Tracy :)
> When John Slade was here, we used to swap EC boards to make sure it
> is not our fault. Now he's gone to CT.
>
> BTW when you are testing the engine ignition in MODE 8 with the spark
> plugs on the engine, make sure there is no one around the prop. My
> engine fired momentary two times without the starter being engaged,
> injectors off and fuel pumps off. Any fuel fumes inside will ignite
> if you hit the Save button in Mode 8
>
> Finally at 7 PM I felt in a dead end, shut the hangar and headed
> home. Feel like where I was 2 years ago.
>
> Bulent "Buly" Aliev
> FXE Ft lauderdale, FL
> http://tinyurl.com/dcy36
>
>
>
>
>
>
> --
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