A321 Limitations

Question 1

Flight maneuvering load acceleration limits?

Answer 1

Clean config: -1 to +2.5 g
Other: config: 0 to +2.0g

Question 2

Max flight altitude?

Answer 2

FL398

Question 3

Max altitude for takeoff and landing?

Answer 3

9200ft

Question 4

Min altitude for takeoff and landing?

Answer 4

-2000ft

Question 5

Runway slope?

Answer 5

+/- 2%

Question 6

Nominal and minimal runway width?

Answer 6

45m
30m

Question 7

Max wind for takeoff and landing?

Answer 7

35kts (engine limitation)
38kts (including gusts, demonstrated)

Question 8

Max tailwind for takeoff and landing? Recommendation for ldg?

Answer 8

10kts
15kts
Flaps full for tailwind above 10kts

Question 9

Passenger and cargo door operation wind limits?

Answer 9

Pax: 65kts
Cargo: 40kts (50kts if into wind or on leeward side)
Cargo must be closed by 65kts

Question 10

Cockpit window open max speed?

Answer 10

200kts

Question 11

Max flaps/slats speeds?

Answer 11

0 Vmo/Mmo
1 243kts
1+F 225kts
2 215kts
3 195kts
Full 186kts

Question 12

Vmo/Mmo?

Answer 12

350kts
M0.82

Question 13

Max speed with ldg gear extended?

Answer 13

Extended: 280kts/M0.67
Vlo (extend) 250kts/M0.60
Vlo (retract): 220kts/M0.54

Question 14

Max ground speed?

Answer 14

195kts

Question 15

Vmcl?
Vmca/Vmcg?

Answer 15

116kts
See table. (Dependent on altitude and config)

Question 16

What must happen to Vmcg on narrow runways?

Answer 16

It must be increased. See table.

Question 17

Max wiper speeds?

Answer 17

230kts

Question 18

MRW
MTOW
MLW
MZFW
MIN WEIGHT?

Answer 18

97400kg
97000kg
79200kg
75600kg
46600kg

Question 19

Max time without air conditioning?

Answer 19

20minutes

Question 20

APU bleed use with HP air start unit?

Answer 20

Do not use APU bleed and HP air start at same time to prevent adverse effect on bleed air system.

Question 21

Avionics, ventilation, limitation’s?

Answer 21

At OAT greater than 49°C check limitations table.

Question 22

Max and min cabin pressure differential?
Safety relief valve opens at?

Answer 22

9.0PSI
-1.0PSI
8.6PSI

Question 23

Max normal cabin altitude?
Cabin altitude warning, appears at?

Answer 23

8000ft
9550ft (+/-350ft)

Question 24

When can the autopilot be used after takeoff?

Answer 24

100 feet AGL, and at least five seconds after lift off.

Question 25

At what altitude should the autopilot be disconnected in approach with FINAL APP, V/S or FPA mode?

Answer 25

250ft agl

Question 26

At what altitude shall the autopilot be disconnected when flying in ILS Cat I approach?

Answer 26

160ft agl

Question 27

When may the auto pilot be engaged after a go around?

Answer 27

100ft

Question 28

When must the autopilot be disengaged in a circling approach?

Answer 28

500ft (Cat C) 600ft (Cat D)

Question 29

Down to what altitude may the autopilot be used in all other phases?

Answer 29

900ft agl

Question 30

Minimum decision height for an ILS CAT II? By when must the autopilot be disengaged?

Answer 30

100ft agl 80ft agl

Question 31

Minimum decision height for an ILS CAT III fail passive (single)?

Answer 31

50ft

Question 32

Max winds for auto land?

Answer 32

Headwind: 15kts Crosswind: 10kts Tailwind: 10kts

Question 33

Max APU rotor speed? Max APU EGT for start (below 35000ft) Max APU EGT for start (above 35000ft) Max EGT for APU running?

Answer 33

107% 1090°C 1120°C 675°C

Question 34

What are some of the APU limitations during refueling?

Answer 34

- If APU failed to start or automatic shutdown, do not start - If fuel spill occurs, performing normal APU shut down

Question 35

Max altitude where APU can be started? Max altitude where APU can be started with batteries? Max altitude where APU can supply bleed air?

Answer 35

41000ft 25000ft 22500ft

Question 36

Max APU altitude to assist engine starts? Max altitude for air-conditioning and pressurization (dual pack operation)? Is the use of bleed air for wing anti ice permitted?

Answer 36

20000ft 15000ft No

Question 37

TOGA MCT Starting EGT limits?

Answer 37

1060°C (5min/10min OEI) 1025°C 750°C (on ground) 875°C (in flight)

Question 38

Max N1 speed? Max N2 speed?

Answer 38

101% 116.5%

Question 39

Oil temp max continuous: Max transient: Min starting: Min before takeoff:

Answer 39

140°C 155°C (15min) -40°C 19°C

Question 40

Oil qty?

Answer 40

10.6 qts or 8.9qts + 0.45qts/hr Whichever is higher.

Question 41

Min oil pressure? Max oil pressure?

Answer 41

17.4PSI 130.5PSI (above 50°C) 145 PSI (below 50°C)

Question 42

Engine starter limitations?

Answer 42

3 cycles (automatic start includes 3 start attempts per 1 cycle) 60sec between each cycle 15min break after 3 cycles No engagement with N2 above 63%

Question 43

Max wind for engine starting? Engine crosswind limits for takeoff?

Answer 43

45kts 35kts (gusts included)

Question 44

GO AROUND SOFT Limitation?

Answer 44

Do not use OEI!

Question 45

Max alt with flaps/slats extended?

Answer 45

20000ft

Question 46

Fuel temperature limits?

Answer 46

-43°C +55°C

Question 47

Max fuel imbalance?

Answer 47

At takeoff: If heavier tank is full 400kg If heavier tank has 3000kg 400kg If heavier tank has 700kg 700kg

Question 48

Min fuel qty for takeoff?

Answer 48

1500kg

Question 49

When is ice accretion considered severe?

Answer 49

When more than 5mm of ice builds up

Question 50

When can the rain repellent be used?

Answer 50

In moderate to heavy rain.

Question 51

Max brake temp for takeoff?

Answer 51

300°C

Question 52

Max nose wheel steering angle?

Answer 52

+/- 85°