GPWS

Question 1

CALL OUT

Answer 1

“PULL UP TOGA”

Question 2

TAWS CAUTION- MEMORY ACTIONS

OBSTACLE AHEAD”, “TERRAIN AHEAD”, “TERRAIN, TERRAIN”, “TOO LOW TERRAIN”

Answer 2

■ During night or IMC conditions:
Simultaneously:
AP ……………………………………………………………………………………………………………………….OFF
PITCH …………………………………………………………………………………………………………..PULL UP
Pull up to full backstick and maintain in that position.
THRUST LEVERS ………………………………………………………………………………………………TOGA
SPEED BRAKE LEVER……………………………………………………………….. CHECK RETRACTED
BANK …………………………………………………………………………………. WINGS LEVEL or ADJUST
The aircraft obtain the best climb performance when the wings are as level as possible. The
flight crew can adjust bank while climbing, provided that turning is the safest action.
Note: For some airports, the operator may define a specific procedure.
DO NOT CHANGE CONFIGURATION (SLATS/FLAPS, GEAR) UNTIL CLEAR OF
OBSTACLE.
■ During daylight and VMC conditions, with terrain and obstacles clearly in sight:
FLIGHT PATH…………………………………………………………………………………………………ADJUST
Adjust pitch, bank and thrust to silence the alert.
Note: For some airports, the operator may define a specific procedure

Question 3

TAWS CAUTION- MEMORY ACTIONS

“SINK RATE”

Answer 3

■ Above 1 000 ft AAL IMC or above 500 ft AAL VMC:
FLIGHT PATH ……………………………………………………………………………………………….. ADJUST
Adjust pitch and thrust to silence the alert.
■ Below 1 000 ft AAL IMC or below 500 ft AAL VMC:
GO-AROUND……………………………………………………………………………………………. CONSIDER

Question 4

TAWS CAUTION- MEMORY ACTIONS

“DON’T SINK”

Answer 4

FLIGHT PATH ……………………………………………………………………………………………………. ADJUST
Adjust pitch and thrust to silence the alert.

Question 5

TAWS CAUTION- MEMORY ACTIONS

“GLIDESLOPE”

Answer 5

■ Above 1 000 ft AAL IMC or above 500 ft AAL VMC:
FLIGHT PATH ……………………………………………………………………………………………….. ADJUST
Adjust pitch and thrust to reduce the vertical deviation from the glideslope.
● When conditions require a deliberate approach below glideslope:
G/S MODE ……………………………………………………………………………………………………… OFF
■ Below 1 000 ft AAL IMC or below 500 ft AAL VMC:
GO-AROUND……………………………………………………………………………………………. CONSIDER

Question 6

TAWS CAUTION- MEMORY ACTIONS

“TOO LOW GEAR”, “TOO LOW FLAPS

Answer 6

GO-AROUND …………………………………………………………………………………………………. PERFORM

Question 7

TAWS WARNING -CALL OUT

Answer 7

“PULL UP TOGA”

Question 8

TAWS WARNING- MEMORY ACTIONS
Triggering Conditions:
The TAWS (in the SURV system) detects:
- An excessive rate of descent at low altitude (PULL UP alert), or
- A terrain collision threat ahead of the aircraft (TERRAIN AHEAD, PULL UP alert), or
- An obstacle collision threat ahead of the aircraft (OBSTACLE AHEAD, PULL UP alert).

Answer 8

● If the TAWS triggers one of the PULL UP alerts:
Simultaneously:
AP ……………………………………………………………………………………………………………………………OFF
PITCH ……………………………………………………………………………………………………………….PULL UP
Pull up to full backstick and maintain in that position.
THRUST LEVERS …………………………………………………………………………………………………..TOGA
SPEED BRAKE LEVER……………………………………………………………………. CHECK RETRACTED
BANK ……………………………………………………………………………………… WINGS LEVEL or ADJUST
Aircraft obtain the best climb performance when the wings are as level as possible. The flight crew
can adjust bank while climbing, provided that turning is the safest action.
DO NOT CHANGE CONFIGURATION (SLATS/FLAPS, GEAR) UNTIL CLEAR OF OBSTACLE.