A330 LIMITATIONS Flashcards
Reference for the Center of Gravity position
CG position is given in percentage of the reference chord length (7.27m) aft of the leading edge (28.15 m aft of the aircraft nose)
Load acceleration limits
Clean configuration –1 g / + 2.5 g
Other configuration 0 g / + 2 g
Maximum number of passenger seats
375 on older aircraft
440 on newer aircraft
Airport altitude limitation
Max Runway altitude 12 500 ft
Min Runway altitude - 2 000 ft
Maximum wind for Passenger/Cargo door operation
- Passenger door operation 40 kt (50 kt, if the nose of the aircraft is oriented into the wind)
- Cargo door operation 40 kt (50 kt, if the nose of the aircraft is oriented into the wind, or the cargo door is on the leeward side)
Passenger/Cargo doors must be closed before wind exceeds 60 kt.
Crosswind limits
- Take Off 32 kt (gust included) MAX certified/Eng limit
- Landing 40 kt (gust included) MAX demonstrated
Dispatch with following contaminents is not recommended
Wet ice (ice melting, loose/fluid contaminent on top of ice)
Ice covered by dry or wet snow
Compacted Snow covered by water
Maximum design maneuvering speed VA
VA is the maximum speed which permits full flight control deflection,
it only applies in alternate or direct law:
Above FL 280 VA is M 0.78
Below FL 280 VA decreases from 305 kts at FL 280 to 250 kts at 0 ft
Maximum speed with Flaps / Slats extended
VFE 1 240 kts VFE 1+F 215 kts VFE 2* 205 kts VFE 2 196 kts VFE 3 186 kts VFE Full 180 kts
Maximum speed for Landing Gear operation and for flight with gear extended, normal operation
VLE, Flight with Gear Extended: 250 kt / M 0.55
VLO, Operation of Gear: 250 kt / M 0.55
Maximum tire speed
Ground speed of 204 kt
Maximum altitude to operate Flaps
20 000 ft
Maximum speed for windshield wiper use
230 kts
Maximum speed to open Cockpit windows
230 kts
Maximum pressure differential to allow the Ram inlet to open
1 PSI
Maximum cabin differential pressure and safety valve settings
Max Positive/Negative: 9.25 /-1 PSI
Safety relief valve: 8.85 PSI
Minimum and maximum weight for use of autoland
Minimum: 123 000 kg
Maximum:
- Demonstrated at Maximum Landing Weight 187 000 kg
- Available up to 229 000 kg
Minimum height to use the autopilot on takeoff with SRS mode
100 ft AGL
An internal FMGES logic prevents the autopilot from engaging during the 5 s after liftoff
Minimum height to use the autopilot on approach
Straight-in non precision approach MDA
Circling approach MDA - 100 ft
ILS approach CAT1 160 ft AGL
Go-around 100 ft AGL
All other phases 500 ft AGL
All above Ground Level and not Airport elevation
What RNP accuracy will FMGES provide with GPS Primary
NAV mode, AP ON :
En route 1 NM / Terminal area 0.5 NM / Approach 0.3 NM
NAV mode, AP OFF and FD ON :
En route 1 NM / Terminal area 0.51 NM / Approach 0.3 NM
HDG mode, AP OFF and FD OFF:
En route 1,1 NM / Terminal area 0.51 NM / Approach Not authorized
What RNP accuracy will FMGES provide without GPS Primary
Without GPS Primary, Navigation accuracy is function of ground radio NAVAID infrastructure and elapsed time since the last radio update.
Lowest MDA to use FINAL APP mode
MDH/DH (barometric) 250 ft.
Condition to use NAV/FINAL APP for VOR/NDB approach in term of automation and Navaid availability
AP or FD must be used for the approach and:
- If GPS PRIMARY, the Navaid or Aircraft radio equipment can be inoperative
- Without GPS PRIMARY, the Navaid must be serviceable, tuned and monitored and ACCURACY must be HIGH with the specified RNP
Conditions to use NAV mode in the terminal area
‐ GPS PRIMARY
or
‐ HIGH accuracy with RNP checked/entered on MCDU or
‐ NAVAID raw data is monitored.
Minimum DH of an ILS CAT 2
100 ft AGL
Lowest altitude to disengage the autopilot to do a manual landing on ILS CAT 2
80 ft AGL
Minimum DH for an ILS CAT 3 FAIL PASSIVE
50 ft
Minimum RVR for an ILS CAT 3 FAIL OPERATIONAL
75 m
AP and A/THR Requirements for CAT 2 and CAT 3 approaches
- CAT 2: 1 AP engaged in APPR mode and CAT 2 or higher capability displayed on the FMA.
- CAT 3 FAIL PASSIVE: A/THR in selected or managed speed + 1 AP engaged in APPR mode and CAT 3 SINGLE or higher capability displayed on the FMA.
- CAT 3 FAIL OPERATIONAL: A/THR in selected or managed speed + 2 AP engaged in APPR mode and CAT 3 DUAL displayed on the FMA.
What Flap setting can be used in CAT 2, CAT 3 approach with one engine out
CAT 2 and CAT 3 fail passive autoland with 1 engine out are only approved in Configuration 3.
Procedures must be completed before 1 000 ft in approach
Maximum wind for CAT II and CAT III approach
Wind limitation is based on surface wind reported by the tower:
Tailwind: 10 kt
Crosswind: 20 kt
Headwind: 35 kt
If wind is beyond these limitations a CAT 1 approach with manual landing must be performed.
Autoland limitations
Autoland has been demonstrated on:
- G/S angle between -2.5° and - 3.25°
- Airfield elevation lower than 9 200 ft
Minimum fuel temperatures
For the Inner tank, the highest of
. Fuel Freezing point or -44 °C below 30 000 ft
. Fuel Freezing point or -54 °C above 30 000 ft
For the Outer and Trim tank, the Fuel Freezing point
Jet A1 Freezing point is -47 °C
Minimum fuel quantity for take off
5 200 KG
WING TK LO LVL warning must not be displayed on ECAM.
Limitation with damaged tires
If tire damage is suspected after landing or after a rejected takeoff an aircraft inspection is required prior to vacate the runway or taxi
Maximum brake temperature for take off
Maximum brake temperature for takeoff (brake fans off): 300 °C
Can you use the ISIS bugs when you’ve lost both PFD
No, when both PFDs are lost, ISIS bugs function must not be used.
Steering angle limits on the nose wheel gear
Taxi angle is limited to 72 °
Towing and pushback angle is limited to 65 °
Conditions requiring the EGPWS enhanced functions to be inhibited (TERR pushbutton OFF)
Predictive GPWS functions should be inhibited when aircraft position is less than 15 nm from an airfield and:
- Runways are not incorporated in the EGPWS database
- Approach procedures previously identified as potentially causing spurious terrain alerts
Can you start and operate an APU with the LOW OIL LEVEL ECAM advisory displayed
Yes, the APU may be started and operated even if the LOW OIL LEVEL ECAM advisory is displayed.
Maintenance action is required within next 15 h of APU operation.
Limitations to taxi with one or more deflated tires
- 1 tire deflated per gear (3 tires max total):
Speed limited to 7 kt in turns. - 2 tires deflated on same main gear (tires not deflated on other one):
Speed limited to 3 kt in turns and nose-wheel steering angle 30° max.
APU starter limitation
3 consecutive start attempts followed by a
60 min cooling interval before the next start.
APU Maximum rotor speed
N= 107%
Up to what altitude can the APU supply both bleed air and Electrical power
22 500 ft with 1 pack, 17 500 ft with 2 packs
Above that altitude the APU can only provide electrical power
APU maximum EGT during operation and for start
Maximum EGT:
APU running: 650 °C
APU start: 1250 °C
What does the minimum O2 bottle pressure covers
- Preflight checks
- Oxygen use with 1 pilot only in the cockpit
- Unusable quantity
- System leakage
- Protection following a loss of pressure (regulator on NORMAL):
▪ Emergency descent, all crewmembers and observers for 22’
▪ Cruise at FL 100, 2 crewmembers for 98’ - Protection against smoke (regulator 100 %) for all crewmembers and observers during 15’ at 8 000 ft cabin altitude.
Engines minimum and maximum oil temperatures
Min Temp prior to takeoff 50°C
Max Temp 190°C
Engines EGT limits
Start:
On ground 700°C
In Flight 850°C
MCT: 850 °C
TAKE OFF:
900°C for 5 mins both engines
900°C for 10 mins 1 Engine out
920°C for 20s
Engines starter limitations
1 maximum continuous operation of 5 min
or
2 cycles of 3 min and a consecutive cycle of 1 min (run down to 0 N3 between each cycle)
After 1 continuous operation, or the 3 cycles wait 30 min to allow the starter to cool.
No running engagement of the starter (N3 above 10 % on ground, or 30 % in flight).
Engines minimum oil pressure
25 PSI
Engines limitation, Maximum N1, N2 and N3
N1max………………………………………………….99 %
N2 max…………………………………………….103.3 %
N3 max……………………………………………….100 %
Engines minimum oil quantity before pushback
6qt+0.7qt/h, minimum 15qt
Can you use Wing anti ice on APU Bleed air
APU air bleed extraction for wing anti-ice is not permitted.
Maximum tailwind to operate at an airport
Maximum tailwind at or below 11 000 ft 15 kt
Maximum tailwind above 11 000 ft 10 kt
Maximum tailwind for automatic landing and rollout is 10 kt
Minimum weight to operate
121 000 kg
Cabin pressure safety relief valve setting
8.85 PSI
Altitude tolerance on Standby altimeter during the instruments check
+/- 300 ft
Altitude tolerance between PFD altimeters and airport altitude during the instruments check
PFD 1 or PFD 2 at ground check : plus or minus 25 ft
Can you open a cockpit window with the packs ON
No, It is not possible to open the cockpit windows, with the packs ON.
Maximum taxi weight
233 900 kg
Maximum zero fuel weight
175 000 kg
What restrictions apply to the use of reduced thrust
- Meet performance requirements at planned takeoff weight with the thrust available at the assumed temperature.
- maximum thrust reduction of 25 % from full rated takeoff thrust, Max flex temperature is ISA + 48 °C
- Assumed temperature must not be lower than flat rating temperature, or actual OAT
- Takeoff at reduced thrust is not permitted if:
. Contaminated runways
. Inoperative item affecting performance, unless the aircraft can meet performance requirements with the operating engines at the thrust available for the flex temperature.
Can you land with fuel imbalance outside of the authorised asymmetry
Yes, in exceptional conditions (i.e fuel systems failure)