ASPEN STANDBY INSTRUMENT LIMITATIONS

Question 1

Aspen EBD AFM 2-17 Limitations

Answer 1

• emergency batt checked & working
• if emergency batt volts are low, flight in IMC is prohibited
• EBD pilots guid revision A or later available to flight crew
• use if EBD for IFR within 750 nm of mag north or South Pole NOT AUTHORIZED

Question 2

What is the Aspen Evolution Backup Display (EBD)

Answer 2

• AFM 7-45
• independent flight instrument
• provides attitude, barometric altitude, airspeed, heading, vertical speed, slip/skid & turn indications
• this system provides a reference to cross-check the G1000 system
• basic flight information during G1000 failure

Question 3

How is power supplied to the EBD system?

Answer 3

• essential bus
• both alternators are inoperative if will continue to operate on essential bus until primary battery is depleted
• it will then operate on emergency battery bus for 30 minutes

Question 4

What happens the EBD during complete electrical failure?

Answer 4

• revert to its internal batteries for an additional 30 minutes
• “ON BAT” and displays charge state