Ice And Rain Protection Flashcards
When do you use engine anti-ice?
º When OAT (Ground) / TAT (Flight) 10° C or below with visible moisture present
º Prior to and during descent in icing conditions (including temperatures below –40° C SAT)
What is the exception to the engine anti-ice rule?
º Do not use engine anti-ice during climb and cruise when the temperature is below –40° C SAT
What does a FAULT light in the ENG ANTI ICE pushbutton indicate?
Switch/anti-ice valve disagreement
With ENG ANTI ICE ON what indications will you see?
º Blue ENG ANTI ICE light ON
º ECAM: ENG ANTI ICE
º N1 limit is reduced (amber tick on N1 indicator)
º N1 idle is increased
With engine anti-ice ON, is your descent affected?
Yes, because idle thrust is increased
What happens if you turn the WING ANTI ICE switch on the ground?
The wing anti-icing valves will open for a 30 second test
What part of the wing is heated?
Outboard 3 slats
When do the wing anti-ice valves automatically close?
º On landing
º Bleed leak detected
º Loss of electrical power
What does the amber FAULT light in the WING ANTI ICE pushbutton indicate?
º Switch/anti-ice valve disagreement
º Low pressure is detected
In what position do the Wing and Engine Anti-Ice valves fail if electrical power is lost?
Wings- valves CLOSED
Engine- valves OPEN
On the ground, with the PROBE/WINDOW HEAT pushbutton in AUTO, when are the probe and TAT heaters
activated?
º LOW with at least one engine running (except the TAT probe – not heated on ground)
º NORMAL is automatically set after takeoff
What does the PROBE/WINDOW HEAT pushbutton do?
Manually activates the probe, drain mast, and window heaters
