DILUTER DEMAND SYSTEM FOR CREW, WITH CONTINUOUS FLOW SYSTEM FOR PASSENGERS

Diluter Demand System For Crew, With Continuous Flow System For Passengers

Pressurized aircraft do not normally have oxygen available for passengers all of the time, but FAR Part 91 requires that under certain flight conditions, the pilot operating the controls wear and use an oxygen mask. Because of this require­ment, most executive aircraft that operate at high altitude are equipped with diluter demand or pres­sure demand oxygen regulators for the flight crew and a continuous flow system for the occupants of the cabin. A schematic of this type of system