1 Limitations Flashcards
Runway slope
+/- 2%
Runway width
Nominal: 45 m
Minimal: 30 m
Wind Limits
CWC 35 it incl. gusts
TWC for T/O 15 it
TWC for landing 10 kt
Doors: pax door ops: 65 kt
Cargo doors ops: 40 kt (50 kt nose in the spirit und/ lee-side)
FWD and AFT cargo doors must be close at 65 kt latest
Max CWC on wet/ contaminated RWY
5 - GOOD
Damp/wet: 35 kt
Equivalent (up to 3 mm slush, dry/ wet snow)/ frost: 25 kt
Max CWC on wet/ contaminated RWY
4 - GOOD to MEDIUM
Compacted snow -15* and below: 20 kt
Max CWC on wet/ contaminated RWY
3 - MEDIUM
Dry/wet snow, comp. snow (-15* and above), dry/wet snow over comp. snow, slippery wet: 15 kt
Max CWC on wet/ contaminated RWY
2 - MEDIUM to POOR
Standing water, slush: 10 kt
Max CWC on wet/ contaminated RWY
1 - ice
5 kt
Cockpit window open speed
200 kt
VMO/MMO
350 kt/ M0.82
Maximum speeds w/ the landing gear extended
VLE 280 kt/ M0.67
VLO extension 250 kt/ M0.60
VLO retraction 220 kt/ M0.54
Maximum tire ground speed
195 kt
Maximum taxi speed
320 exc. neo: TOW > 76 t: do not exceed 20 kt in a turn
Wipers maximum operating speed
230 kt
Cabin pressure: max. differential pressure
Positive: 9.0 PSI
Negative: -1.0 PSI
Safety relief valve setting: 8.6 PSI
Cabin altitude values
Max Norm Cab Alt: 8000‘
Cab Alt Warning: 9550‘ (+/- 350‘)
Max Cab Alt Selection: 14.000‘
Outflow valve closure: 15.000‘
AP at T/O
100‘ AND 5 s after liftoff
Mini height AP in approach w/ F-G/S Mode
200‘
Minimum height: AP in approach w/ FINAL APP, V/S or FPA Mode
250‘
AP in ILS approach when CAT I is displayed
160‘
AP in GLS approach when AUTOLAND NOT displayed
160‘
AP after manual G/A
100‘
AP in circling approach
500‘
Minimum height for use of the AP in all other phases
A319/320: 500‘
A321: 900‘
Use of AP in OPEN DES or DES MODE during approach
permitted if FCU alt set to MDA or
A319/320: 500‘
A321: 900‘
A319: restrictions for NPA w/ OEI
Not permitted to use AP to perform NPAs in FINAL APP, NAV V/S, NAV/FPA (managed lateral).
Only FD use is permitted
Speed brake limitations
For A319 and all NEOs
use of speed brake in approach below 240 kt not permitted if GWCG > 35% OR
in overweight landing
Configuration in OEI autoland
A319/A320NEO/A321: CONF 3 + FULL
A320: CONF FULL only
Max wind conditions for ILS CAT II or CAT III
A319
HWC: 20 kt
TWC: 10 kt (5 kt in CONF 3 or elevation > 5750‘
XWC: 20 kt (10 kt OEI)
Max wind conditions for ILS CAT II or CAT III
A320 CEO
HWC: 30 kt
TWC: 10 kt
XWC: 20 kt (Sharkey: 15 kt w/ auto roll-out
Max wind conditions for ILS CAT II or CAT III
A320 NEO
HWC: 30 kt
TWC: 10 kt
XWC: 20 kt (15 kt OEI auto roll-out)
Max wind conditions for ILS CAT II or CAT III
A321 CEO
HWC: 40 kt CAT II approach
30 kt CAT III and auto- landing and roll-out
TWC: 10 kt
XWC: 25 kt CAT II approach
20 kt CAT III approach and auto landing and roll-out
Max wind conditions for ILS CAT II or CAT II
A321 NEO
HWC: 15 kt
TWC: 10 kt
XWC: 10 kt
APU Starter Limit
After 3 consecutive attempts, wait 60 mins
APU max N speed
107%
APU EGT Limits
Start below 25.000‘: 900°
Start above 25.000‘: 982°
running (5 sec confirmation for shutdown): 682°
running (immediate shutdown): 700-742°
APU bleed limitations
max alt to assist engine start: 20.000‘
max alt for air cond and pressurization:
single pack: 20.000‘
dual pack: 15.000‘
Electrical: Max continuous load per generator
90 KVA
Electrical: max continuous load per TRU
200 A
Engine EGT Limits
A321 CEO
T/O and G/A: 650°
MCT: 610°
Starting ground/ flight: 635°
Engine EGT Limits
A319/A320 First Gen
T/O and G/A: 890°
MCT: 855°
Starting Ground/ Flight: 725°
Engine EGT Limits
A319/ A320 2nd Gen
T/O and G/A: 950°
MCT: 915°
Starting Ground/ Flight: 725°
Engine EGT Limits
A320/ A321 NEO
T/O and G/A: 1083°
MCT: 1043°
Starting Ground/ Flight: 1083°
Engine: max N1 and N2
A319 First Gen
N1: 102%
N2: 105%
Engine: max N1 and N2
A319 2nd Gen
N1: 104%
N2: 105%
Engine: max N1 and N2
A320 old:
N1: 102%
N2: 105%
Engine: max N1 and N2
A320 2nd Gen
N1: 104%
N2: 105%
Engine: max N1 and N2
A321 CEO
N1: 100%
N2: 100%
Engine: max N1 and N2
All NEOs
N1 normal ops: 100%
N1 permitted: 105%
N2 normal ops: 100%
N2 permitted: 105%
Oil temperatures
NEOs
min temperature before T/O: 52°
max: 151°
Oil: minimum starting temperature
All types: -40°
Oil temperatures
A321 CEO
min before idle exceeded: -10°
min before T/O: 50°
max continuous: 155°
max transient: (15 min): 165°
Oil temperatures
A319/ A320 CEO
max continuous: 140°
max transient (15 min): 155°
min before T/O: -10°
Oil quantity
NEOs
OAT > -30°: 14 qt
OAT < -30°: 16.5 qt
Oil quantity
A321 CEO
11 qt + 0.3/h
Oil quantity
A319/ A320 CEO
9.5 qt + 0.5/h
Min oil pressure
NEOs
65 PSI
Max oil pressure
NEOs
270 PSI
Min oil pressure
A321 CEO
60 PSI
Min oil pressure
A319/ A320 CEO
13 PSI
Starter limits
A319/ A320 CEO
1 cycle includes 3 start attempts
20s pause between cycles
15 min cooling period after 4 cycles
starter must not be run when N2 > 20%
Starter limits
A321 CEO
1 start attempt is 1 cycle
15 sec pause after 4 cycles on ground
30 min cooling after 3 cycles or 5 min of continuous crank
for manual start, observe a 2 min max cycle time
for crank, observe a 5 min max cycle time
starter must not be run when N2 > 10% (ground), 18% (in-flight)
Starter limits
NEOs
2 starts is 1 cycle
35 sec pause between ground cycles
15 min cooling after 3 cycles or 15 min continuous crank
starter must not be run when N2 > 20%
Max alt slats/ flaps extended
20.000‘
Minimum temperature Jet A1
-43°
Minimum temperature Jet A
-36°, if TAT reaches -34° monitor fuel temperature
Max fuel imbalance at T/O
A321 first gen
Heavier tank : asymmetry
Full : 600 kg
3400 : 600
1200 : 1200
Max fuel imbalance at T/O
A321 other than 1st Gen
Heavier tank : asymmetry
Full : 400 kg
3000 : 400
700 : 700
Max fuel imbalance at T/O
A319/A320
Inner tanks (outer tanks balanced)
Heavier tank : asymmetry
Full : 500 kg
3000 : 1050
1450 : 1450
Max fuel imbalance at T/O
A319/A320
Outer tanks
370 kg
Max fuel imbalance at in Flight/ Landing
A321-100
Heavier tank : asymmetry
Full : 1350
4000 : 1650
2550 : 2550
Max fuel imbalance at in Flight/ Landing
A321-200 und NEOs
Heavier tank : asymmetry
Full : 1320 kg
4000 : 1450
2350 : 2350
Max fuel imbalance at in Flight/ Landing
A319/A320
Inner tanks (outer tanks balanced)
Heavier tank : asymmetry
Full : 1500
4300 : 1600
2250 : 2250
Max fuel imbalance at in Flight/ Landing
A319/A320
Outer tanks
690 kg (also 1 voll, 1 leer), wenn
- Summe beider Seiten gleich
- auf der Seite des leichtern outer tanks der inner tank voller ist (nicht mehr als 3000 kg)
Minimum fuel quantity for T/O
1500 kg
Keine ECAM alerts über fuel low level in den wing tanks
Hydraulics: max operating pressure (at 0 delivery)
3000 PSI +/- 200 PSI
Definition of icing conditions
When OAT or TAT at or below 10° and
- visible moisture in any form present (clouds, fog w/ vis<1600 m, rain, snow, sleet, ice crystals)
- on ramps, taxiways, RWY snow, standing water, slush
Definition of severe ice accretion
Ice accumulation reaches 5 mm
Definition of thin hoarfrost
White crystalline deposit, so thin that surface features (lines or markings) can be distinguished beneath it
Max brake temperature for T/O (Fans off)
300°
Max NWS angle for towbarless vehicles
+/- 85°
Taxi w/ deflated or damaged tires
For DEFLATED tires only:
If max 1 tire per gear (consider 3 gears):
Max taxi speed in turn: 7 kt
If 2 tired deflated at same main gear:
Max taxi speed: 3 kt
NWS angle: 30°
If tire DAMAGE suspected, inspection is due before leaving the RWY
Minimum flight crew oxygen pressure
REF temperature
On ground: OAT+COC temp/2
In flight: cab temp - 10
Minimum flight crew oxygen pressure
Minimum bottle pressure to cover
- preflight checks
- when only 1 is in the COC
- unusable quantity
- normal system leakage
- the most demanding case of
1. pressure loss, regulator NORMAL: for Emer Des for all CM + Obs for 13 min (NEO: 15) and cruise at FL100 for 2 CM for 107 min (NEO: 105)
2. smoke, 100% Oxy for all CM+Obs at 8000‘ for 15 min
Minimum flight crew oxygen pressure
CEOs
20°
2 CM: 731 PSI
2+1: 959 PSI
Minimum flight crew oxygen pressure
NEOs
20°
2 CM: 500 + 500
2+1: 500 + 500 + 200
Welche Fälle soll der Cockpit Oxygen-Vorrat abdecken?
Preflight checks
When only 1 CM in cockpit
Unusable quantity
Normal system leakage
Most demanding case:
Either: 13 min. emer desc + 107 min cruise in FL100 (regulator normal)
Or: 100% against smoke for 15 min at 8000‘ cabin altitude
