Mesa Airlines E175 Systems Study Guide Questions With Correct Answers

What should the MCDU be set to if there are icing conditions present on the ground between 5-10C? Below 5C? {Ans: - <10C "ENG" - <5C "ALL"}What does the "TIMER" selection on the windshield wiper switch do? {Ans: Activates the associated wiper in 8-second intervals}If engine and APU bleed air are both avail simultaneously, which has priority? {Ans: APU has priority if: - Aircraft is on the ground - Wheel speed <50 kts - Opposite engine bleed pressure is not enough for engine start}What components power the AC system? {Ans: - 2 Integrated Drive Generators (IDG) - Auxilliary Power Unit (APU) - Ram Air Turbine (RAT) - AC GPU receptacle - Inverter}What events will cause an automatic shutdown of the APU IN FLIGHT? {Ans: - Overspeed - Underspeed - FADEC critical fault}Can the APU shutdown be cancelled? {Ans: Yes, by moving the START switch back to "ON" before the 1-minute cool down is over.}Can fuel be transferred from tank-to-tank or be dumped overboard? {Ans: No}What does selecting "ALL" on the MCDU provide? {Ans: - Engine anti-ice "ON" when engines are running - Wing anti-ice "ON" at 40 kts wheel speed}What does the