EGPWS Flashcards

1
Q

What are the inputs to the EGPWS?

A

RA, FMS, IC-600, GPS, ADCs, LDG GR, AHRS, Flaps

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2
Q

When will you get a terrain CAUTION and how often is it repeated?

A

60 seconds prior to impact

Repeated every 7 seconds

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3
Q

When will you get a terrain WARNING?

A

30 seconds prior to impact

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4
Q

When is terrain not shown on the MFD?

A

When its elevation is within 400ft of the nearest airport elevation

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5
Q

How far below is terrain NOT shown?

A

> 2000ft below

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6
Q

What warnings will you get with the Terrain Clearance Floor?

A

“Too Low Terrain” once, then again with every 20% decrease in RA
Amber GND PROX

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7
Q

Below what RA will you get windshear protection?

A

<1500ft RA

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8
Q

Where is information taken to compute the windshear?

A

AHRS, ADCs, RA, IC-600

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9
Q

What are the actions in the event of a “WINDSHEAR, WINDSHEAR, WINSHEAR” call out

A
"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
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10
Q

What will the PFD display when in Windshear escape guidance?

A

ROL - WCHR

PLIs will show

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11
Q

When will the FD automatically provide guidance?

A

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

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12
Q

When will the Windshear guidance cancel?

A

RA > 1500ft
FLC/VS/SPD/ALT mode selected
Invalid data

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