Limitations Flashcards
Minimum width for a 180 turn?
24.3m
Max ZFW
61,688kg
Max Landing weight
65,317kg
Overall length?
39.5m
Max Operating Speed
340 kts
Overall height?
12.5m
Max operating Mach?
0.82
AC indications with IDG online?
115v +/- 5v 400hz +/-10
Voltage on DC busses?
28v, normal battery range 22-30v
Fuel tank main capacity (each)
3915kg
Centre tank capacity
13,066kg
Total fuel tank capacity?
20,896kg
Max/min fuel temp
+49/ -43 or fuel waxing temp +3c
What fuel in centre tank means main tanks are full?
453kgs
When will a LOW fuel alert display?
453kgs (alert extinguishes at 567kg)
Config Fuel alert display?
Centre tank is greater than 726kg
Engines operating with centre pumps off or low pressure
How many fuel measuring sticks are fitted to the a/c?
6 in each main tank and 4 in centre tank
Dual channel approach requires:
2 A/P’s, flaps 30/40 deg, 25kt headwind, x-wind 20kts, tailwind 15kts unless flap 30 (12kts)
White bug on takeoff speed select?
V2 +15
White bug on App speed select?
Vref +20
Upper amber band shows
When flaps are up 1.3G high speed buffet (40deg bank)
Lower amber band?
Below 20,000ft 1.3G stick shaker
Above 20,000ft 1.3G low speed buffet
Fuel imbalance number?
453kgs (goes at 91kg)
Landing gear extension speed
270kts/ 0.82M
Landing gear retraction speed
235kts
Landing gear extended speed
320kts
System A Hydraulic fluid quantity
21 litres
Hydraulic system B quantity?
30 litres
Minimum fuel in tank to allow ground running of an electric pump?
760kg
Winglet clearance from ground?
3.9m
X-wind limit
33kts
Cabin begins to pressurise?
Lift off
When is Eng anti ice turned on?
Part of before taxi cx list
For a ground service, ground service switch is on?
Fwd flight attendant panel
Accessory gearbox receives drive from?
N2 motor
The amber ‘LE transit flaps are:
Inhibited when autoslats are operating in flight
The supplemental and storage database has space for
40 navaids and 6 airfields
FMC ‘buffet advisory’
Current conditions result in a manoeuvre margin less than required
When will config alert extinguish?
Less than 363kg in centre tank
The Standby hydraulic system powers the
Leading edge devices, rudder thrust reversers and alt yaw damper
Landing gear transfer unit
Ensures system B can raise the gear with the loss of system A
Minimum fuel on the ground for an electric motor driven hydraulic pump?
760kgs in that tank
Amber display source annunciation
DEU 1/2 has failed
MTOW
74,990 kg
MTOW
75,216 kg
Hyd system B pressurises the number 1 hyd pump why?
Redundancy if you lose an engine
Elec & Hyd pumps for the engine at the same pressure?
Yes but volume 6x amount
Predictive wind shear
1800’
Predictive Alert for wind shear
1200’
How do EEC take inputs or what?
Sensed flight conditions and bleed air demand
What protection does EEC provide?
Over speed N1 & N2 protection
Any EGT Redline flight protection
No
What conditions for RTO
On ground, anti skid and auto brake system operational, wheel speed less than 60kts, thrust levers idle
Overwings exits auto lock
3/4 doors shut, either engine running, thrust levers advance
Dc power lost does emerg stay locked
No on ground
V speeds entered on
Takeoff page 1
Sustainable idle speed
50% N2
Stabilised Engine
59%
Oil temperature in amber band
45 mins
RF comes on at
76%
When is nose wheel unresponsive?
Gear pins are still in
Tiller movement
78 deg
Rudder turn
7 deg
Pitch bar move up on take off speed?
60 kts
What speed does a/t change from n1 in take off?
84kts
When can Vnav be engaged?
LE Flaps
TE bypass closes because of skew can TE be repositioned?
Yes Alt flap system, no protection though
What’s the LE high lift devices
4 LE flaps, 8 LE Slats per Aircaft 12
A/T LIMIT’
FMC not providing N1 limit values, degraded N1 limit value
How much rudder authority do you have above 135kts?
25%
STS system speed limits
100kts - 0.6M