BBD-700 Oxygen, Emergency Equipment and Lighting

Question 1

How many oxygen bottles does the crew oxygen system have?

Answer 1

4

Question 2

What is the normal pressure charge at 21°C for the crew oxygen bottles?

Answer 2

1850 psi

Question 3

At what bottle pressure will the oxygen vent overboard and blow-out the green disc?

Answer 3

2600 psi

Question 4

At what pressure does the oxygen pressure regulator function?

Answer 4

72.5 psi

Question 5

When do the passenger masks deploy?

Answer 5

14,500 feet cabin altitude

Question 6

What is the crew alert when the oxygen system drops to or below 75%?

Answer 6

Amber OXY LO QTY message

Question 7

The evacuation equipment consist of what 2 items?

Answer 7

Crash axe

Cabin escape rope

Question 8

What type portable fire extinguisher is located in the cockpit?

Answer 8

Halon 1211

Note: Effective in fighting A, B and C fires

Question 9

What must the flight crew wear if discharging a fire extinguisher in the cockpit?

Answer 9

Oxygen masks with 100% oxygen selected

Question 10

Is the baggage door considered an emergency exit door?

Answer 10

No

Question 11

When does the “SEAT BLTS” sign illuminate when selected to AUTO?

Answer 11

Landing gear selected down
Flaps are not in the 0° position
Cabin altitude > 8000 feet

Question 12

When do the EMER LIGHTS illuminate when selected in ARM?

Answer 12

No power to the DC essential bus