Ice And Rain Protection Flashcards
1
Q
What will happen if the probe switch is off and you WoW
A
Probes will turn on automatically (in fact all probes do)
2
Q
All anti ice valves fail closed but:
A
Wing XFLOW valve fails in last known position
Cowl anti ice valves fail open
3
Q
How is a leak detected for the cowl anti ice
PSM 15-40-1
A
Pressure transducers
4
Q
What controls T2 probe heating
PSM 15-40-1
A
Electrically by the FADEC
5
Q
How many ice detectors
A
2 on the front fuselage measures vibration
6
Q
What’s the heating cycle of the ice detectors
A
Heats up when ice is detected then turns off when it’s gone
7
Q
What is severe icing
A
Ice that penetrates boundary layer and forms aft of the protected area
8
Q
Avoid an overhanging anvil by how much
A
1 nm per knot of wind
