EGPWS Flashcards
What are the inputs to the EGPWS?
RA, FMS, IC-600, GPS, ADCs, LDG GR, AHRS, Flaps
When will you get a terrain CAUTION and how often is it repeated?
60 seconds prior to impact
Repeated every 7 seconds
When will you get a terrain WARNING?
30 seconds prior to impact
When is terrain not shown on the MFD?
When its elevation is within 400ft of the nearest airport elevation
How far below is terrain NOT shown?
> 2000ft below
What warnings will you get with the Terrain Clearance Floor?
“Too Low Terrain” once, then again with every 20% decrease in RA
Amber GND PROX
Below what RA will you get windshear protection?
<1500ft RA
Where is information taken to compute the windshear?
AHRS, ADCs, RA, IC-600
What are the actions in the event of a “WINDSHEAR, WINDSHEAR, WINSHEAR” call out
"WINDSHEAR MAX THRUST" FOLLOW FLIGHT DIRECTORS DO NOT CHANGE CONFIG <200 RA CALL OUT THE RAD ALT >1500 RA "CLEAR OF WINDSHEAR" "POSITIVE CLIMB" Continue as go around profile
What will the PFD display when in Windshear escape guidance?
ROL - WCHR
PLIs will show
When will the FD automatically provide guidance?
When the Go-Around buttons are pressed while in WS conditions
When T/O mode when WS Detected
When Thrust levers max and performance degrading
When will the Windshear guidance cancel?
RA > 1500ft
FLC/VS/SPD/ALT mode selected
Invalid data