Yes I did misunderstand. The Ellision has always acted the way you describe on that Corvair engine. Each engine is different as they are not off an assembly line thus each will have their own characteristics. Wish I were closer as I would test fly it for you.
Mark Jones Oldsmar, Fl N771MJ “WunderBird” www.flykr2s.com flyk...@gmail.com > On Jan 4, 2019, at 7:53 AM, Craig Williams <cr...@kr2seafury.com> wrote: > > Mark > Thanks for the info but you misunderstood my question. The engine is fine > its the Ellison that may need attention. The manual talks about rebuilding > approx every 5 years or if your experiencing "non-standard" operations. The > manual also says you should be able to kill the engine with the mixture. The > FAQ's on the website says it runs slightly lean at low RPMs and slightly rich > at high RPMS. If it is already lean at low RPMs then going full lean should > kill it. It does not. There seems to be a conflict between what the manual > and website says and what I am experiencing. I am just trying to understand > and resolve this so I understand my level of risk here. I will call Steve > today after I remove the cowling and make sure the metering tube is rotating > 90 degrees as described in the theory section of the manual. > > Thanks > Craig > N886MJ > > > > >> On January 4, 2019 at 7:21 AM Mark Jones <flyk...@gmail.com> wrote: >> >> >> Craig. >> Your idle should be set at appx 800 rpm. It is difficult to get mixture to >> kill engine at idle. The Ellison is actually smoother at idle with some >> leaning and the same goes when running in the 1000 - 1500 range. Go full >> rich on take off and then lean accordingly. That engine is not the original >> that was installed in 2005. The engine you have in the plane was short block >> and bearing built by Roy Szarafinski and the heads built by Mark at Falcon. >> That engine is no where near needing a rebuild. You need to read the log >> books to find the exact install date and determine the actual hours on that >> engine. That engine was in prime flight condition when you acquired it. It >> should be flight ready unless you made major changes that would affect its >> performance. >> >> Mark Jones >> Oldsmar, Fl >> >> N771MJ “WunderBird” >> www.flykr2s.com >> flyk...@gmail.com >> >> >> >>> On Jan 3, 2019, at 9:41 PM, Craig Williams via KRnet <krnet@list.krnet.org> >>> wrote: >>> >>> Weather finally cooperated today and I got some high speed runs in today. >>> Could fly tomorrow but I am a bit concerned as I seem to have no mixture >>> control on the EFS-3A. I pull full lean and it will not kill the engine. >>> Just leans it a bit. Anyone seen this symptom? Can you kill the engine >>> with the mixture? I also have a some roughness from 1000 to 1500 rpm. >>> Still diagnosing but I think it may be time for a rebuild as I believe it >>> has been on the plane since 2005. Had a few other minor issues but she >>> wanted to lift off at 60 so I stayed below that. Handling was easy and I >>> am ready to fly if I can get this Ellison issue figured out. >>> >>> Craig >>> N886MJ >>> >>> _______________________________________________ >>> Search the KRnet Archives at >>> https://www.mail-archive.com/krnet@list.krnet.org/. >>> Please see LIST RULES and KRnet info at http://www.krnet.org/info.html. >>> see http://list.krnet.org/mailman/listinfo/krnet_list.krnet.org to change >>> options. >>> To UNsubscribe from KRnet, send a message to krnet-le...@list.krnet.org _______________________________________________ Search the KRnet Archives at https://www.mail-archive.com/krnet@list.krnet.org/. Please see LIST RULES and KRnet info at http://www.krnet.org/info.html. see http://list.krnet.org/mailman/listinfo/krnet_list.krnet.org to change options. To UNsubscribe from KRnet, send a message to krnet-le...@list.krnet.org
