Air Conditioning Flashcards
1
Q
Packs Airflow
A
Each pack has normal & hight airflow
2
Q
When does high airflow activates
A
High airflow activates when in flight with APU or in ground with ground connection
3
Q
When is high airflow inhibited
A
- One engine supplying bleed air with wing anti-ce ON
- Flaps more than 1
- One engine inoperative
- AFT cargo heat armed
4
Q
Temperature control selector “AUTO”
A
Keeps the temperature from 18C-30C
5
Q
Temperature control selector “STNDBY N”
A
Keeps the temperature at 24C
6
Q
Temperature control selector “STNDBY W’
A
Keeps the temperature at 29C
7
Q
“INOP” light for the temperature control selector illuminates when:
A
“SOFT”
- Switch is OFF
- Overheat duct
- Fault controller
4 Trim air OFF
8
Q
If trim air is off temperature is controlled at:
A
24C
9
Q
When does the “INOP” “PACK OFF” light illuminates
A
- Loss of bleed pressure to the pack
- Pack output temperature too high
- Pack overheat
ONLY “INOP”
- Automatic controller fail
