Ice/rain Flashcards
With MCDU anti-ice setting to ALL when are the engines lip heated? Wings?
Completion of engine start
Wheel speed of 40 kts
How long does MCDU anti-ice setting inhibit the ice detector logic on takeoff?
1700ft or 2 min whichever occurs first
How many AC electrical sources are required for normal operation of the windshield heat system?
What happens on one AC system?
2 AC systems
On ground with only 1 system:windshields run 120sec PBIT.
In air only left side is powered, unless left side is failed then right windshield is powered.
When are ADSP’s (smart probes)heated?
On batteries only which one is heated?
When ever engines are running or if ADSP heater push button is pressed(if installed)
On batteries only the #3 ADSP will be heated
When does the wing anti-ice PBIT run?
10 min after takeoff or 10,000ft whichever is first.
Runs for 60secs or slat temp increases 10 degrees F
