A350 Limitations Flashcards
Max APU EGT:
680 C
Minimum DH with HUD:
150ft AGL
Is brake pivoting allowed?
No
Max alt for APU for aircon and pressurisation (single pack):
25000ft
Max alt for APU to assist engine start:
25000ft
Is high thrust on at least one engine allowed with park brake on?
No
Max/min differential pressure:
10.29PSI / -0.72PSI
What is the minimum pressure altitude for alt reporting of the transponder?
-1000ft
Max flap/slat speed flaps1 (1+F)(take-off/approach):
220kts
Limitation of APU bleed air use:
Do not use when HP ground air connected
Max wind for cabin and cargo door ops:
40kts
Cabin and cargo doors need to be closed before 60kts
Max flight altitude:
43100ft
Flight Manoeuvring Load Acceleration Limits:
Clean config: -1g to +2.5g
Other config: 0g to +2.0g
Max time without air conditioning:
19min (300pax)
see table for other pax loads
Max crosswind for landing on dry rwy:
40kts
Vmcl:
122kts
How long after take-off can the autopilot be used?
5sec
Ram air inlet:
Opens when differential PSI is below 2PSI.
Max crosswind for take-off and landing on medium rwy:
See RCAM in QRH
APU electric generator limits:
Can operate in entire envelope.
Max tailwind for take-off:
15kts
At what speed does the flap auto-retraction occur?
210kts
flap moves from 1+F to 1
To what altitude can the auto pilot be used when in G/S mode and APPR1 is on the FMA?
160ft
Max crosswind for auto land:
25kts
Starter limits:
3min - 0 N3 - 30sec - 3min - 0 N3 - 30sec - 1min - 30min or
One continuous 5min with 30min rest
No running engagement if N3 is greater than 10% on gnd or 30% in flt.
Tailwinds greater than 15kts may affect start.
Min weight at take-off:
144000kg
Max fuel temp:
+55 C
ANF during take-off:
Not allowed on PF side.
After a manual go-around when can the autopilot be engaged?
100ft
Max tyre speed:
204kts
Max take-off weight:
275000/240000kg
Max flap/slat speed flaps full:
186kts
Thrust/EGT limits:
TOGA: 900 C (5min/10min OEI)
MCT: 850 C
Starting: 700 C (on ground)
850 C (in flight)
Rain repellant limitation:
Use in heavy rain only.
Max N speed for APU:
106%
Max allowed fuel imbalance:
3000kg
in case of emergency and failure of fuel system aircraft will be fully controllable in all phases of flight with higher imbalance.
When may the HUD be used on visual and CAT1 approaches:
When the slope is between -2 and -4 degrees.
Max alt for APU for aircon and pressurisation (dual pack):
22500ft
Vle:
250kts/M0.55
What is the lowest TFLEX?
- TREF which is equal to:
- ISA+10 for alt <2000ft
- ISA+20 for alt 4000-8000ft
- ISA+10 for alt > 10000ft or
- Actual OAT whichever is higher.
ROW/ROP limits:
- Only on dry or wet rwys
- Thrust reverser availability
- No failures affecting landing performance
- Approach not allowed if ROW/ROP alert suspected; must be deactivated within 15nm of rwy after approval from authority
Park brake limits:
Only use when aircraft stationary.
Min oil pressure:
25PSI
Min oil temp for take-off:
50 C
Use of APU bleed for wing anti-ice:
Not permitted
Min weight for ldg and in-flight:
127000kg
Landing gear gravity extension reset:
Only on ground by gnd engineer.
On-board mobile telephony system limits:
Must not be used in toilets, crew rest areas and flight deck.
Max ramp weight:
275900kg/240900kg
Vlo:
250kts/M0.55
To what altitude can the autopilot be used when in G/S mode and LAND1, LAND2, LAND3 SINGLE, LAND3 DUAL is on the FMA?
Autoland - 0ft
Manual land - 80ft
HF communication limit:
Do not use during refuelling/de-fuelling ops.
Max N1:
- 1% (Fan Mark I)
99. 1% (Fan Mark II)
Min oil qty:
13qts
Vmca/Vmcg:
Dependant on configuration, thrust setting, altitude, CoG,…
See table in LIM-AG-SPD P 2/2
BTV use:
- On dry or wet and contaminated rwys
Max flap/slat speed flaps 1 (holding):
255kts
Min TAT:
-52 C
Power supply for portable electronic devices (PED):
Must be turned off during take-off and landing.
Engine warm up limits:
If engines shutdown for <90min: 2min
If engines shutdown for >90min: 5min
Must be at idle or taxi thrust.
External light limits:
Use only following when refuelling in progress:
- NAV
- LOGO
- WING
To what altitude can the autopilot be used when in F-G/S mode, V/S or FPA mode, or in APP-DES mode?
200ft
Min oil temp for starting:
-40 C
What is TMAX FLEX?
ISA + 60 C (40% of full rated thrust)
Max flap/slat extended alt:
20000ft
Max flap/slat speed flaps 0:
Vmo/Mmo
Max flap/slat speed flaps 3:
195kts
Is FLEX take-off allowed on contaminated rwys?
No
Max tailwind for landing:
10kts (decelerated approach)
15kts (stabilized approach)
MZFW:
195700kg
Taxi with one or more deflated/damages tyres:
- Max 3kts
- Max 30 degrees steering angle
- No more than one affected tyre on nose gear
- No more than two affected tyres on main gear as long as not on same axle.
- Inspection required on rwy if damage suspected.
Max flap/slat speed flaps 2:
212kts
Min fuel temp:
Freezing point or if unknown -47 C for JetA1.
Is derated takeoff thrust takeoff allowed on contaminated rwy?
Yes
Derated takeoff thrust limits:
- TOGA thrust not permitted on derated takeoffs except emergency
- Reduced thrust (FLEX) not permitted with derated takeoff
- At derate D12, D16, D20, D24 and takeoff weight <210t, max headwind 20kts.
May the synthetic runway be used to identify the rwy?
Yes
- synthetic rwy may not overlay real rwy during precision approach
- synthetic rwy and synthetic rwy course may differ slightly with real rwy and course during non-precision approach.
APU start/shutdown during refuelling/de-fuelling:
APU may be started or shutdown if no auto-shutdown or failed start has occurred.
Normal shutdown needs to occur if fuel spill is evident during refuelling/de-fuelling.
What fuel may be used?
Jet A, Jet A1, JP5, JP8, No 3 Jet, RT, TS-1.
Max brake temp for takeoff:
300 C
APU oil level limit:
May be operated up to 20hrs with OIL LVL LO ECAM displayed.
Max crosswind for take-off and landing on damp rwy:
35kts (take-off)
40kts (landing)
Check RCAM
Wipers max speed:
230kts
Max speed for ldg gear gravity extension:
220kts/M0.48
MLW:
207000kg
Max cont. oil temp:
180 C
Runway slope:
+/-2%
Max N3:
97.4%
Limitation on packs use with gnd air:
Do not use packs while LP ground air is connected to avoid damage.
Vmo/Mmo:
340kts/M0.89
340kts to FL300, then M0.89
APU starter limits:
3 consecutive starts with 60min break.
Max take-off and landing altitude:
12500ft
Reverse thrust limits:
- No reverse in flight
- No backing of aircraft using reverse
- No max reverse below 70kts
Max crosswind for take-off on dry rwy:
35kts
Max N2:
100%
Max headwind for auto land:
40kts
Max EGT during start for APU:
1260 C
May the HUD be used for automatic approach, rollout, and landing?
Yes
Soft go around limitation:
Not permitted with OEI.
When should TAWS be inhibited:
- Flying into aerodromes not in database
- When flying into aerodromes identified as creating nuisance warnings; deactivate within 15nm.