Limitations

Question 1

Maximum runway slope

Answer 1

2%

Question 2

Maximum take off and landing tailwind component

Answer 2

15KTS, but omanair 10KTS company limitation

Question 3

Maximum operating altitude

Answer 3

41000’

Question 4

Maximum altitude for take off and landing

Answer 4

8400’

Question 5

Maximum flight operating latitudes

Answer 5

Between 82N and 82S

Except between 80 and 130 WEST longitude:
70N latitude

And between 120 and 160 EAST longitude:
60S latitude

Question 6

Turbulent air penetration speed

Answer 6

0.76M/280 KTS, Whichever is lower

Only applicable for climb and descend

Question 7

Do not operate HF radios during:

Answer 7

Refueling

Question 8

Maximum allowable RVSM differences between:

• Captain & FO in flight
• Captain and FO on ground
• Captain or FO and field elevation

Answer 8

• captain and FO in flight:
  200’
• captain and FO on ground:
  Below 5000’ elevation: 50’
  Above 5000’ elevation: 60’
• captain or FO and field elevation:
  Below and above 5000’ elevation: 75’

Question 9

Maximum taxi weight B738:

Answer 9

79242 KG

Question 10

Maximum take off weight:

Answer 10

79015 KG

Question 11

Maximum landing weight:

Answer 11

66360 KG

Question 12

Maximum zero fuel weight

Answer 12

62731 KG

Question 13

Maximum differential pressure

Answer 13

9.1 PSI

Question 14

Do not operate pack switched in high for:

Answer 14

Takeoff, approach and landing
When bleed air switch is switched ON.

This limitation may be ignored by the NNC of the fire and fumes removal.

Question 15

Autopilot limitations (3 limitations):

Answer 15

• Do not operate aileron trim with the autopilot switched on.
• autopilot minimum disengage height is 50’ for manual landing.
• do not engage the autopilot after take off below 400’.

Question 16

Autoland wind limitations:

Headwind/crosswind/tailwind

Answer 16

Headwind: 25KTS
Crosswind: 20KTS
Tailwind: 10KTS

Question 17

Autoland glide path limitations:

Answer 17

Between 2.5 till 3.25 degrees

Question 18

Flap settings for autoland:

Answer 18

Autoland only with flaps 30 or 40.

Question 19

Do not use LVL change:

Answer 19

Below 1000’ AFE

Question 20

Engine start switches must be on for:

Answer 20

• Takeoff
• Landing
• Engine anti ice operation
• In heavy rain

Question 21

Operation of assumed temperature reduced takeoff thrust not allowed when:

Answer 21

Anti skid inoperative

Question 22

Apu limitations:

Answer 22

Providing electrical and bleed air: 10000’
Providing only bleed air: 17000’
Providing only electrical load: 41000’

Question 23

APU bleed air valve limitations and start limitation:

Answer 23

Must be closed when:

• auxiliary power connected and isolation valve is open
• engine no 1 bleed air is open
• isolation and engine no 2 bleed air is open

APU bleed valve may be open during engine start, but avoid engine power above idle.

After three consecutive aborted start attempts, a fifteen minute cooling period is required.

Question 24

Flaps extension maximum altitude:

Answer 24

20000’

Question 25

In flight do not extend speedbrake:

Answer 25

- beyond flight detent | - below 1000’ RA.

Question 26

Alternate flap operation limitations

Answer 26

- when operating the alternate flaps with the alternate flaps position switch, allow 15 seconds between the operation of the alternate flap switch again to avoid damage to the alternate flap motor clutch. - after a complete cycle between 0 to flaps 15 and back to 0, allow a 15 minute cooling period before operating again.

Question 27

ADIRU alignment:

Answer 27

Do not align with latitudes higher than 78 degree and 15 minutes North or south.

Question 28

Do not look ahead terrain radar (GPWS):

Answer 28

within 15 nm of takeoff, approach or landing at an airport not contained in the GPWS terrain database. Note: Refer to Honeywell Document 060-4267-000 for airports and runways contained in the installed GPWS terrain database.

Question 29

Do not operate weather radar when:

Answer 29

- in a hangar - with personnel surrounding the nose area of the aircraft. This does not apply to the WX radar test modes

Question 30

Fuel system limitations: ``` Max temp Min temp Center tank limitation Fuel balance Fuel loading Fuel for ground operation of electric hydraulic pump ```

Answer 30

Max temp: 49 degrees Min temp: -43 degrees or 3 degrees above the minimum freezing temp of the fuel Fuel balance: schedule to zero, but no more imbalance for taxi takeoff, cruise and landing than 453KG. Fuel loading: when more than 453 KG in center tank, then the main tanks should be full Fuel for ground operation of electric hydraulic pump: 760 KG in related tank

Question 31

Landing gear limitations;

Answer 31

Do not apply wheel brakes until after touchdown.