Boeing 777 Air Systems
Boeing 777 Air Systems Revised 10/7/24
1 / 15
What system provides the heat for the forward cargo compartment?
2 / 15
During preflight, what position should the FWD and AFT OUTFLOW VALVE switches and LDG ALT selector be in?
3 / 15
What landing altitude is displayed on the EICAS pressurization system indications when the airplane has traveled more than 400 miles or has passed the halfway point?c
4 / 15
During preflight, what position should the APU BLEED AIR switch be in?
5 / 15
What is the normal position of the aft outflow valve after landing?
6 / 15
What happens if the FLT DECK TEMP control is moved to the 'C' position?
7 / 15
When does the ground crew call horn sound?
8 / 15
What is the source of supplemental heat for the aft cargo compartment?
9 / 15
Which of the following is false for the PACK Switch illuminating OFF?
10 / 15
What is the normal source of bleed air to start the second engine?
11 / 15
When is the center bleed isolation valve open?
12 / 15
In flight, the cabin altitude controller operates in:
13 / 15
What happens when you select the FWR CARGO A/C control to AUTO?
14 / 15
With the CARGO TEMPERATURE selector set to LOW or HIGH, the respective cargo heat shutoff valve opens and the temperature control valve opens and closes to maintain the temperature in the compartment.
15 / 15
If a duct leak is detected, the system automatically isolates the leak. The EICAS caution message BLEED LEAK is displayed. The automatic isolation logic may include:
During isolation, the ENGINE and/or APU bleed switch OFF lights and the ISOLATION switch CLOSED lights illuminate and extinguish as the repective valves close and open.
Your score is
