Well...
I think you're right, Spike. If the boost pump is working, it's going to raise pressure even more above ambient, whatever that happens to be. But I'm not completely convinced the theory is right, Alfio...I just can't find a better explanation.
Cheers,
Dave
Flight test results for N957BH - Tell me yours
Dave Setser
Avionics, Firewall Forward
http://www.mightyrv.com
Putting the "slow" in slow-build since 2004
Avionics, Firewall Forward
http://www.mightyrv.com
Putting the "slow" in slow-build since 2004