Air Conditioning Exam 2025 Newest
Exam Questions And Correct Answers
| Passed
Where do the packs distribute air to? - Answer- Pack 1: Flight Deck/Cabin
Pack 2: Cabin
Air to cool the forward electronic bay is taken from: - Answer- The Flight Deck
There are______ fans in the aft electronic bay - Answer- 0
The gasper air distribution system provides air to: - Answer- Each pilot and passenger
position
How many ECS (Environmental Control System) packs are on the aircraft? - Answer- 2
independent packs
How does the flight attendant know if the temperature setting knob allows him/her to
adjust the temperature? - Answer- An ENABLED led light on the Flight Attendant control
panel turns on whenever the pilot selects the ATTND position in the cockpit
Which cargo bay(s) have ventilation fans? - Answer- Forward cargo bay
How many recirculation fans recirculate air back into the cabin and flight deck? -
Answer- 2
Can a single bleed source power both packs? - Answer- Yes, through the crossbleed
valve
Which cargo compartment(s) may we transport live animals? Why? - Answer- Forward,
because it has air recirculation
Pushing out the RECIRC button does what? - Answer- Turns off both recirculation fans
What keeps the three avionics E-BAYs cool? - Answer- FWD and Center E-BAY: 3 fans
each pull air from the cabin to the bays
AFT E-BAY: Natural air-flow from cabin to bay
How is the AFT E-Bay cooled? - Answer- By ir flowing from PAX cabin and is expelled
toward the recirculation bay
What does the ATTND position do on the PAX CABIN knob? - Answer- Switches over
the cabin temperature control to the flight attendant control panel(s)
Exam Questions And Correct Answers
| Passed
Where do the packs distribute air to? - Answer- Pack 1: Flight Deck/Cabin
Pack 2: Cabin
Air to cool the forward electronic bay is taken from: - Answer- The Flight Deck
There are______ fans in the aft electronic bay - Answer- 0
The gasper air distribution system provides air to: - Answer- Each pilot and passenger
position
How many ECS (Environmental Control System) packs are on the aircraft? - Answer- 2
independent packs
How does the flight attendant know if the temperature setting knob allows him/her to
adjust the temperature? - Answer- An ENABLED led light on the Flight Attendant control
panel turns on whenever the pilot selects the ATTND position in the cockpit
Which cargo bay(s) have ventilation fans? - Answer- Forward cargo bay
How many recirculation fans recirculate air back into the cabin and flight deck? -
Answer- 2
Can a single bleed source power both packs? - Answer- Yes, through the crossbleed
valve
Which cargo compartment(s) may we transport live animals? Why? - Answer- Forward,
because it has air recirculation
Pushing out the RECIRC button does what? - Answer- Turns off both recirculation fans
What keeps the three avionics E-BAYs cool? - Answer- FWD and Center E-BAY: 3 fans
each pull air from the cabin to the bays
AFT E-BAY: Natural air-flow from cabin to bay
How is the AFT E-Bay cooled? - Answer- By ir flowing from PAX cabin and is expelled
toward the recirculation bay
What does the ATTND position do on the PAX CABIN knob? - Answer- Switches over
the cabin temperature control to the flight attendant control panel(s)
