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From: Bulent Aliev <atlasyts@bellsouth.net>
Subject: Re: [FlyRotary] Hard Starting
Date: Fri, 23 Nov 2007 18:54:06 -0500
To: "Rotary motors in aircraft" <flyrotary@lancaironline.net>

Steve,
I had a period like that with my engine. Discovered that the vacuum  
hose from the manifold pressure to the EC was disconnected at the EC  
and it was hard to see. See if you can find a vacuum tester and make  
sure you don't have any leaks.
Buly


On Nov 23, 2007, at 8:39 AM, Steve Brooks wrote:

> I have an issue all of the sudden with my 13B Turbo not wanting to  
> start.
> It will fire occasionally, but just won't start running.
> If I am persistent enough (and have enough battery), It will  
> finally start,
> but does not run well. Seems to have a miss in it.  It runs better  
> if I turn
> the mixture to lean, in fact, I can turn the mixture all the way  
> counter
> clock wise.  I think that it used to die when I would do that.  When I
> switch to controller B, it runs better for a few seconds, and then  
> goes back
> to missing.  It doesn't start any easier on controller B either.
>
> I haven't done a lot of troubleshooting on it yet, but wondered if  
> anyone
> has had a similar issue. I did replace the spark plugs, but that  
> didn't seem
> to help any.  I still have the stock turbo on it, so, maybe the  
> turbo is
> starting to go.  It also started this problem, after I fixed a  
> problem with
> the starter.  My Cessna ignition switch got some water in it and it  
> got to
> where it wouldn't engage the starter.  I took it apart, and cleaned  
> all of
> the contacts to fix it.  I have that switch also wired to do the  
> coil test
> when you select mag1 or mag2 on the switch.  The coil test only  
> works on
> controller B though, so I don't think that would affect controller A.
>
> I guess that maybe my next step is to verify that I'm getting spark  
> on all
> plugs, and then maybe try removing the plumbing to the throttle  
> body, and
> try starting it then.  That should verify if my turbo is failing, and
> restricting air flow.
>
> Steve Brooks
> Cozy MKIV 13B Turbo
>
> --
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