Help - 200TQ big boost leak on trip

[Brett Dikeman]

On Jun 8, 2006, at 6:38 PM, Kurt Deschler wrote:

> We are on our way from massachusetts to michigan and having a  
> problem with
> the 200. Under boost, there is a surge of air into the cabin  
> through the
> vents.

Does the 'surge of air' come from flaps changing position?  If so,  
sounds like the one-way valve on the vacuum line off the manifold to  
the CC system is broken.

Brett