Skip to content

Oxygen Panel

Back to Flight Deck

Oxygen Panel

API Documentation: Oxygen Panel API

Usage

MASK MAN ON:

  • AUTO:
    • This is the normal position for this switch. The cabin oxygen mask doors will open automatically when the cabin altitude exceeds 14 000 feet.
  • ON:
    • The cabin oxygen mask doors open regardless of cabin altitude when the Oxygen Mask Manual on switch is selected to on.

PASSENGER SYS ON:

  • This illuminates in white when the oxygen mask doors are actuated. It remains on until the OXYGEN TIMER RESET switch is pushed on the overhead maintenance panel.

CREW SUPPLY:

  • OFF:
    • When the OXYGEN CREW SUPPLY switch is selected OFF, the OFF light illuminates white, and the oxygen supply valve is closed.
  • ON:
    • When the OXYGEN CREW SUPPLY switch is selected ON, the OFF light extinguishes, and the cockpit oxygen supply valve is open. Low-pressure oxygen is supplied to the masks.

Back to Flight Deck

Last update: August 25, 2023