Oxygen Panel
Usage
CREW SUPPLY pb-sw
The CREW SUPPLY pb-sw controls oxygen supply to the masks in the cockpit.
- ON:
- The supply valve is open, and supplies oxygen to the masks.
- OFF:
- The supply valve is closed.
MASK MAN ON pb
The MASK MAN ON pb is a guarded pushbutton.
- GUARD CLOSED:
- Normal position.
- If the cabin altitude is above 13 800 ft, the masks drop automatically.
- GUARD OPEN:
- When pushbutton is pressed the masks will drop.
PAX SYS ON LIGHT
- SYS ON:
- Oxygen flows toward the passenger masks.
- The light remains on, until the RESET pb on the OXYGEN maintenance panel is pressed.