Copyright D.P. Browne 2011
Pressurization : Indications
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Delta pressure between cabin and the outside
Cabin pressure rate of climb. For passenger comfort this ought to be within +/-
Cabin altitude. Warnings are generated above 10,000 ft and the cabin oxygen system will cause the cabin oxygen masks to drop down.
Air in from the PACKS
Air out from the Cabin Vents
Cabin Pressure Controller
Vent Extract Motors
Cabin Pressure Control system active