Light oil on the bearing (or as near as you can get to it) without
dismantling the turbo has worked for me.
Regards, David Joyce, G-XSDJ
----- Original Message -----
From: "Matthew Carpenter" <europaxs@gmail.com>
Sent: Saturday, June 25, 2011 2:39 PM
Subject: RE: Europa-List: 914 turbo
> Hi, we also had the same problem with a stuck waste gate. We tried Mouse
> Milk but would have the same problem after only a few flights.
>
> Out solution was to remove the turbo and clean the shaft dry. I think that
> was Lockwood Aviation's suggestion.
>
>
> Keep the shaft dry and run motor gas. Any AVGAS will cause it to stick at
> random times as the lead builds up. We run motor gas as often as we can,
> but use TCP (I think that's what it's called) when we run AVGAS.
>
>
> Before each flight I turn the master on and let the servo move the waste
> gate. Problem is I cannot see the servo or waste gate. What we figured
> out
> is that we can pull the engine computer breaker and push it back in and at
> the same time we quickly move in front of the place and look at the waste
> gate. You can see the arm move for just a brief second. This method
> works
> great and we have not had a stuck waste gate since.
>
>
> Matt Carpenter
>
> N138WJ
>
>
> From: owner-europa-list-server@matronics.com
> [mailto:owner-europa-list-server@matronics.com] On Behalf Of Jim Brown
> Sent: Saturday, June 25, 2011 5:42 AM
> To: europa-list@matronics.com
> Subject: Re: Europa-List: 914 turbo
>
>
> garry, this was the only time...I have used a product called Mouse Milk.
> Its
> a lubricant for turbines I think. However it is used in applications where
> heat is a problem. Its avaiable at Aircraft Spruce...I used it about
> every
> other month, just a squirt on the shaft that the clevis was attached to.
>
>
> From: Garry Stout <garrys@tampabay.rr.com>
> To: "europa-list@matronics.com" <europa-list@matronics.com>
> Sent: Friday, June 24, 2011 8:08 PM
> Subject: Re: Europa-List: 914 turbo
>
> Jim, how often did you experience a stuck waste gate? Mine used to stick
> about once per year, and was a bugger to free up. Never did find a
> solution.
>
> Garry
>
>
> Sent from my iPad
>
>
> On Jun 24, 2011, at 2:59 PM, Jim Brown <acrojim7534@yahoo.com> wrote:
>
> For you 914 drivers;
>
>
> My 914 started showing surges in the manifold pressure recently. On
> takeoff's, the MP would vary from 33" MP to 39"MP. In cruse mode where I
> normall cruise at 33" MP and 5300 RPM I was having to advance the
> throttle,
> or retard, in order to keep the MP stable.
>
>
> The engine has 860 hours, TT since new...to make a long story short, I
> have
> added 3 pictures of the servo cable..Over a period of time, some of the
> wires in the cable, were broken, or just worn out. The clevis on the end
> of
> the cable connects directly to the turbo wastgate, and the worn out cable
> was just bending, instead of moving the wastegate...
>
>
> I ordered new cable from Rotax, and installed...Make sure when installing
> new cable, that the wastgate is completely closed..If its not completely
> closed, you will not get full bost on takeoff.
>
>
> Jim Brown
>
> <P6230012.JPG>
>
> <P6230013.JPG>
>
> <P6230014.JPG>
>
>
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