OM-B Flashcards
What are the minimum take off climb gradients?
- second segment 2,4% gross
- final segment 1,2% gross
OMB 4.4.2
When is the use of reverse thrust in an RTO assumed?
DRY: no credit for reverse thrust
WET or CONTAMINATED: max reverse thrust on the operative engine is assumed in the RTO case.
OMB 4.5.2 and 4.6.6
Which documents are electronically included in the EFB?
Oma
Omb
eRM/ Special airline information (SAI)
OMDF
NTC
CSPM
FCOM
FCTM
MEL
CDL
Which paper documents manuals and forms should be in the FD?
2 QRH
2 normal checklists
Certificates folder
Documents folder
Loading form and certificate pad
Aircraft tech log
On which runway conditions is take off not recommended?
- wet ice
- water on top of compacted snow
- dry snow or wet snow over ice
Omb 2.1
What are the FO handling limits?
- max x-wind 20Kts
- TO minimum RVR 400m
- min rwy width 45m
- no contamination or slippery condition as declared by airport
- no reported windshear
- no AUTOLAND for normal ops
- approach minima:
CAT I ILS
Published minima for NPA
min vis for circling 5000m - no planned tailwinds for 3*
- no flap 3 landings for 3*
Omb 2.1
If during the engine start the ground crew observes a fuel leak from the engine drain mast, how long should the engine be run at idle?
5 minutes.
Omb 2.3.8.1
If a leak is observed during start up, the engine is run for 5 minutes and the leakage is less than 60 drops/ min. Is there any maintenance action required?
No
Omb 2.3.8.1
If a leak is observed during start up, the engine is run for 5 minutes and the leakage is between 60 and 90 drops/ min. Is there any maintenance action required?
Yes, within 25 cycles
Mob 2.3.8.1
If a leak is observed during start up, the engine is run for 5 minutes and the leakage is more than 90 drops/ min. Is there any maintenance action required?
Yes, shutdown the engine and seek advice from MOC
OMB 2.3.8.1
What is the max certified brake temperature prior to take off?
300 degrees or 150 degrees with brake fans.
OMB 2.3.10
What is the reduction in flex temp if Engine A/ice is not used in the T/o calculations but will be used?
Subtract 5 degrees
OMB 2.3.10
What is the reduction in flex temp for a decrease in QNH?
Subtract 1 degree/ 2 hPa
OMB 2.3.10
What is the minimum required runway width for a 180 degree turn?
30 meters
OMB 2.3.10.1
When should the ENG MODE SEL set to IGN prior to TO?
When
- the runway has standing water
- heavy rain is falling
- heavy rain or severe turbulence is expected after take off
OMB 2.3.11
What buffet margin will the MAX REC FL give?
At least 0.3 G
OMB 2.3.14.1
When may REV IDLE be selected?
DRY RUNWAYS:
Crew may select idle
WET RUNWAYS
Crew may select idle if the following conditions are satisfied during landing calculations:
- medium runway state
- autobrake low or med (A/R)
- no reverser credit
- the result of the factored LD is within LDA
Otherwise REV MAX shall be used
OMB 2.3.16
What is the target speed in the descent when the EXP button is used?
M0.8 or 340Kts
OMB 2.3.17.3
Above which speed is the rate of retraction of the speedbrakes slower?
Above 315kts/M.75
OMB 2.3.17.3
At which altitude should and must all approaches be stable?
All approaches should be stable at 1000 feet above TDZE and must be stable at 500ft RA
OMB 2.3.18.1.4
What are the stable approach criteria?
- aircraft in landing config
- target final approach speed +10/-5 kts
- ROD less than 1200ft
- aircraft on correct lateral and vertical path
- bank angle less than 15 degrees
OMB 2.3.18.1.4
What is the latest when a circling approach must be stable?
400ft RADIO
OMB 2.3.18.1.4
What is the approach ban?
The final approach segment may not be continued beyond 1000ft if the reported RVR is below the required minima.
OMB 2.3.18.3.1.1
What is the call out for the memory items for (E)GPWS?
Pull up TOGA
OMB 2.3.90.10
What is the call out for the memory items for reactive windshear?
Windshear TOGA
OMB 2.3.90.10
What is the call out for the memory items for unreliable speed indication?
UNRELIABLE SPEED
OMB 2.3.90.10
What is the call out for the memory items for TCAS?
TCAS I HAVE CONTROL
OMB 2.3.90.10
What is the call out for the memory items for an emergency descent?
EMERGENCY DESCENT
OMB 2.3.90.10
What is the call out for the memory items for loss of braking?
LOSS OF BRAKING
OMB 2.3.90.10
What is the call out for the memory items for a stall recovery?
STALL I HAVE CONTROL
OMB 2.3.90.10
What is the call out for the memory items for stall warning at lift off?
STALL TOGA 15
OMB 2.3.90.10
What is the call out for the memory items for perceptible smoke or fumes in the FD?
SMOKE/ FUMES EMERGENCY PROCEDURE
OMB 2.3.90.10
What angle of approaches are considered as steep approaches?
Between 3.5 and 4.5 degrees
OMB 2.4.26
What is the highest angle when a decelerated approach may be executed?
3.5 degrees. Higher angles should be executed using a stabilized approach.
OMB 2.4.26
When can an engine be considered ‘cold’?
When it’s been shut down for 6 hours or more.
OMB 2.4.90
When is a OETD prohibited?
- The taxi surface is slippery
- LVO are in effect
- The engines are cold
OMB 2.4.90
What is the requiered climb gradient in the second segment?
2.4% gross
OMB 4.4.2
What is the required climb gradient in the final segment?
1.2% gross
OMB 4.4.2
Where is the start of the net take off flight path?
35ft above the end of the take off distance.
OMB 4.4.3
By what altitude must the net take off flight path clear all obstacles?
By at least 35ft
OMB 4.4.3
What is the net take off flight path?
The actual (i.e gross) flight path reduced by a specific gradient decrement. For two engine a/p this is 0.8%.
OMB 4.4.3
What is the definition of a damp runway?
A runway that’s not dry, but the moisture on it does not give it a shiny appearance.
OMB 4.5.1
For take off performance, a damp runway shall be considered….?
Wet
OMB 4.5.1
When is a runway considered wet for take off performance?
- 3 mm or less of water, slush or loose snow
Or - when there is sufficient moisture to cause it to appear reflective, but without significant areas of standing water.
OMB 4.5.1
Is reverse thrust credited in the RTO case on a dry runway?
No
OMB 4.5.2
Is the use of reverse thrust included in the RTO case on a wet runway?
Yes, the use of maximum reverse thrust on the operative engine.
OMB 4.5.2
On what screen height is the engine failure take off performance for a wet runway based?
15ft above the end of the take off distance.
OMB 4.5.3
What is the ‘dry check’ in performance calculations?
The take off weight on a wet runway must not exceed that permitted on a dry runway under the same conditions.
OMB 4.5.4
When is reduced thrust take off prohibited?
Runway is contaminated
Dispatch with gear extended planned.
OMB 4.5.6
What is the maximum crosswind on a runway notified as ‘may be slippery when wet’
25kts
OMB 4.5.7
What is the minimum permissible runway width?
30m
OMB 4.8
When is dispatch from/to narrow runways not allowed?
- nosewheel steering inoperative
- one brake or more inop.
OMB 4.8
Is AUTOLAND permitted on narrow runways?
No
OMB 4.8
An increase in which speed is required for the performance on narrow runways, and why?
Vmcg to improve controllability in the event of an engine failure.
OMB 4.8
What is the actual landing distance? (ALD)
The horizontal distance necessary to land and come to a full stop from a point 50ft above the runway surface.
OMB 4.11.1
By which factor is the ALD multiplied for a DRY runway?
1.67
OMB 4.11.1
By which factor is the ALD multiplied for a WET runway?
1.92
OMB 4.11.1
What is the required approach climb gradient and under which conditions?
2.1% in approach config and speed
One engine inop, other at TOGA and gear up.
OMB 4.11.2
What is the required landing climb gradient and under which conditions?
3.2% in landing config, all engines operative, gear down.
OMB 4.11.2
What is the required low visibility climb gradient and under which conditions?
2.5% or the published gradient.
Speed and config used for go around, one engine inop, with DH below 200ft
OMB 4.11.2
What is the fuel burn per min for the APU?
2kg/min
OMB 5.1
What is the fuel burn per minute, during 2 engine taxi?
10kg/min
OMB 5.1
What is the fuel burn during single engine taxi?
7kg/min
OMB 5.1
What is the fuel per min in the hold? (1500ft)
40kg/min
OMB 5.1
What is the extra fuel burn per min in the climb for engine anti ice?
1.1 kg/min
OMB 5.1
What is the extra fuel burn per min in the climb for engine and wing anti ice?
2.0 kg/ min
OMB 5.1
What is the extra fuel burn per min in the cruise for engine anti ice?
1 kg/min
OMB 5.1
What is the extra fuel burn per min in the cruise for engine and wing anti ice?
2 kg/ min
OMB 5.1
What is the extra fuel burn per min in the hold for engine anti ice?
2.0 Kg/ min
OMB 5.1
What is the extra fuel burn per min in the hold for engine and wing anti ice?
3 kg/ min
OMB 5.1
What is the distance for an adequate aerodrome for the A319?
380NM
OMB 5.1
What is the distance for an adequate aerodrome for the A320?
400NM
OMB 5.1
If a take off alternate is required, within what distance must it be?
Within 320nm for A319 and A320.
OMB 5.1
If a longer SID/STAR is expected, and fuel is adjusted, how much fuel per mm for and increase?
5kg/nm
OMB 5.4
If a shorter SID/STAR is expected, and fuel is adjusted, how much fuel per mm for and decrease?
4kg/nm
OMB 5.4
When is a new loading form required after receiving the LMC’s?
Plus 10/ minus 20 pax
OMB 7.4
What are the minimum climb gradients?
Second segment 2.4% gross
Final segment 1.2% gross
OMB 4.4.2
What are the landing and approach climb gradients?
Approach climb:
Cat 1: 2.1%
Cat 2 or 3: 2.5%
Landing:
3.2
(All engine operative spool up delay 8 secs. This is never limiting).
OMB 4.11.2
What is the max allowable altimeter tolerance on the ground? And in flight?
PFD within 25’ of elevation. A further check may be done at runway threshold if necessary.
Between PFD’s max 20 feet and PFD and ISIS max 100’
OMB 2.3.6.9
FCOM 3.4.34
What is the APU fuel burn?
2kg/min
OMB 5.1
Within what distance must a take off alternate be?
320nm
OMB 5.2.2
Within what distance must a adequate aerodrome be?
A319- 380nm
A320- 400nm
OMB 5.1
What is an approach ban?
The final approach segment may not be continued if the reported RVR is below the published minimum. Below 1000’ the approach may be continued if the RVR drops below.
OMB 2.3.18.1
What is the specific gravity of JETA-1
0,8kg/ litre
OMB 6.4
When may we take off on a RUNWAY reported as may be slippery when wet?
- when the distance available equals or exceeds that required for an icy runway
- max xwind 25kts
- if any section of runway is ba poor or unreported, max crosswind 15kts
OMB 4.12.4
What are the calls for an emergency landing?
2000’:
Cabin crew take up landing positions
500’:
Brace, Brace
Unplanned emergency:
Attention crew brace brace
Omb 2.3.90.10
What are the priorities of procedures/ publication?
- OFP COMPANY NOTAMS, crew Alerts, crew bulletins
- NTCs
- AIRBUS OEB’s
- COMPANY MANUALS
- Airbus FCOM
- Airbus FCTM
OMB 0.2
The taxi fuel on the OFP, does it take OETD in account?
No, based on all engines taxi fuel flow.
OMB 5.2.4
Is the taxi fuel on the OFP specific for the departure runway on the OFP?
No, it is a statistical value derived from all departure runway data.
OMB 5.2.4
Which CI is used for the calculation of alternate fuel?
CI0
OMB 5.2.4
Who will initiatie the decleration of an emergency?
The captain
Omb 3.1.3
When would as a guide, the decleration of an mayday call be appropriate?
When a succesfull outcome is in jeopardy.
OMB 3.1.3