REVIEW QUESTIONS – ANTI-ICE, RAIN Flashcards
- What does the WINDOW HEAT OVERHEAT (amber) light mean?
-The window has over heated (62C) or there is a loss of electrical power. Can be reset 2-5 minutes after cooling by cycling the switch off and then on for an overheat.
- Describe the Rain Removal System for the Forward Flight Deck Windows.
-a permanent rain repellent coating and windshield wipers
- What does positioning ENG ANTI-ICE switches ON in flight do?
-opens Cowl Anti-Ice Valve for cowl lip anti-icing and sets stall warning logic for icing conditions
- What does the COWL ANTI-ICE (amber) light mean?
-Excessive pressure (65 psi), after the Cowl Anti-Ice Valve.
- With the Engine Anti-Ice selected ON, what is the difference between a dim blue and bright blue indication?
-Bright Blue - valve is intransit or disagrees with switch position -Dim Blue - the valve is open with the switch on
- What does an amber TAI indication to the left of an N1 display on the Upper Display Unit indicate?
-The Cowl Anti-Ice Valve failed to move to the switch position
- Which Devices (flaps and/or slats) are heated by the Wing Anti-Ice System?
-The 3 inboard leading edge slats
- What causes the Wing Anti-Ice Control Valves to close during ground operations?
-Either engine thrust lever is above the takeoff warning setting or either temp sensor senses and duct overtemperature.
- With the Wing Anti-Ice selected ON, what is the difference between a dim blue and bright blue indication?
-Bright Blue - valve is intransit or disagrees with switch position -Dim Blue - the valve is open with the switch on
- How is the stall warning logic for icing conditions affected with the WING ANTI-ICE switch?
-Adjusts Stick Shaker and min maneuver speed bars for the remainder of the flight.
- The PROBE HEAT provides electrical heating for which sensors?
-Pitot Probes, TAT Probe, and Alpha Vane Sensors
