No idea other than noise in the cockpit and thought it could be an issue with the cabin pressurization.gluefan1 wrote:Any news about it? Is it another case of IPP/OBOGS malfunction?tally wrote:First Flight AF-242 (18-5351/AK) May 11, 2020. Came back with an issue which sounded like limited cockpit pressurization.
Tally.