Abnormal Ops

Question 1

What are the planning considerations for Tail Skid Extended?

Answer 1

25/10/9000

CLIMB
- add 25% to ALL NORM climb data

CRUISE

• 9,000kg reduction in Thrust Limited Altitude
• 10% increase in NORM CRZ fuel flow

HOLDING
- not listed.

DESCENT
- not listed.

Question 2

What are the Yaw Damper INOP planning considerations and Mach numbers?

Answer 2

CLIMB
- not listed

CRUISE
- Use NORM descent chart to PLAN descent to FL300 or lower
- Use Yaw Damper INOP cruise tables
- Cruise Speeds @:
FL290 - M.73
FL280 - M.74
FL270 - M.745
FL260 - M.75

HOLDING
- not listed

DESCENT
- Plan NORM descent to land

Question 3

What are the Gear Down planning considerations?

Answer 3

20/50/450/10

CLIMB
- 20% increase on climb TIME only

CRUISE

• Use Gear Down Altitude Capability Table
• Use Gear Down LRC tables

HOLDING
- 50% increase on NORM Holding fuel flow

DESCENT

• add 450kg to descent fuel
• minus 10anm from normal descent figures

Question 4

What are the planning considerations for 1 Aircon Pack INOP?

Answer 4

Plan NORM descent to FL240/250

Question 5

What FUEL FLOW is used for fuel dumping?

Answer 5

Use LOW ALT CRUISE/INOP CRUISE/GEAR DOWN CRUISE Table for fuel flow unless specified.
DO NOT USE HOLDING FF unless specified

Question 6

What are the planning considerations for 1 Engine INOP?

Answer 6

CLIMB
- Use NORM climb data plus Penalty on table 2-2A

CRUISE

• Altitude capability limited
• Instantaneous descent
• Use 1INOP CRZ table

HOLDING
- Use 1INOP holding table

DESCENT
- NORM descent

Question 7

What are the planning considerations for Depressurised?

Answer 7

FL130/.59./13/520/231

CLIMB
- not listed

CRUISE

• Instantaneous descent to FL130
• M.59 to calc TAS

HOLDING
- not listed

DESCENT

• Descent 13/520/50
• TAS 231

Question 8

What are the fuel dumping rates?

Answer 8

Dump 1,2,3 = 1,050/min

Dump 2 = 500kg/min