11. Air Conditioning Flashcards
1
Q
Below what N1 will the speed switch disengage the air conditioning compressor clutch and cause AIR CND N1 LOW to illuminate?
A
62%
2
Q
What causes the DUCT OVERTEMP to illuminate?
A
Duct temp approx 300deg F (caused by low airflow in the floor-outlet duct)
3
Q
Can electric heat (if equipped) be used in flight?
A
No. Draws approx 300A so used with external power, and a squat switch will remove power if aircraft takes off.
4
Q
For AUTO heating/cooling mode, where is the temperature sensing unit located?
A
Behind the first set of pax oxygen masks
5
Q
What is the air con system approx current draw?
A
80A
