Anti-Ice, Rain Flashcards
What is the EICAS INDICATION THAT THE ENGINE ANTI ice valve is open?
EAI on top of primary engine indications.
Below what speed is the automatic ice detection inhibited in the ground?
75 knots
During what event will the engine anti-ice valves close automatically?
Engine start
What is the maximum time interval that wing anti-ice WAI may be momentarily load shed during high electrical loads?
30 seconds
What components of the wing have electrically powered thermal anti ice mats?
The four mid-wing leading edge slats on each wing
With flaps out of UP, what effect results when using engine or wing anti-ice?
Reduces maneuver margin to stick shaker.
How does the PACK Inlet anti ice system provide ice protection for both ram air inlets and the Cabin Air compressors?
An electric heater on the inlet leading edge.
In Flight, when the Wing Anti Ice selector is in AUTO….
The wing ice protection system is powered on and off automatically.
What happens if the windshield washer switches are pushed and held to the ON position?
A continuous spray of washer fluid is applied until the switch is released.
If one wing anti-ice thermal mat fails…
The opposite mat is deposited to prevent asymmetrical wing icing.
What causes the EICAS Message ANTI-ICE DET WING to be displayed?
Automatic control of the wings anti ice has failed.
How is the PACK inlet Anti Ice system activated?
Automatically with signals from the automatic ice detection system.
How is the engine anti ice EAI system operated in the ground?
Manually.
What CAUTION is included in the information about windshield wiper use?
Do not operate on dry windshield.
