Re: Europa-List: Rotax 914 question?

[ivor.phillips <ivor.phillips@ntlworld.com>]

Wil
Was you using predominantly Avgas 100LL or Unleaded ?
After many years working on turbo engines Both Petrol and diesel,  I have 
had  turbine`s  go badly out of balance due to carbon build up,
 They makes a loud whistling noise, But never enough to seize, At least 
that's better than the waste gate seizing and causing a overboost,

> My turbo seized but not due to this - it seized from build up of carbon in
> the hot side - which I gather is pretty weird.  After cleaning it worked
> fine.
Ivor