TLDC

Question 1

QNH Field

Answer 1

Millibars

Question 2

Optimum Flap will use best of:

Answer 2

5, 15, 20

Question 3

If Ice selected:

Answer 3

Temp must be 10C or lower

Question 4

MEL/CDL 1

MEL/CDL 2

Answer 4

For MEL entry
Eg 32-42-01B
3/4 blank

Question 5

MEL/CDL 5

Answer 5

Fixed weight penalty in KG. Multiple must be sum total.

Question 6

Crosswind Limits

Answer 6

Not checked by TLDC

Question 7

CG Limits

Answer 7

Based on FWD CG (most conservative)

Question 8

MAXT

Answer 8

Maximum ambient that TLDC figures valid to, up to LIMIT (eg 343135 KG)

Question 9

Buffers:

ASSUMED TEMP

Answer 9

2 deg rise in OAT; or
(1 deg rise if it’s only 1 deg higher than OAT)
No buffer on MAXT!

Question 10

MAXT

Answer 10

Do not enter MAXT as an assumed temperature.

Question 11

Vref30

Answer 11

Is based on planned Weight

Question 12

Can you drop the assumed?

Answer 12

You CAN remove the temp derate but NOT the TO derate.

Question 13

Assumed temp

Answer 13

Not allowed on Contaminated Runways

Question 14

When entering Contaminant Depth
(Must be in mm)
Eg 9mm reported

Answer 14

Get TLDC for 6mm & 12mm (ie +/- one depth) as >depth may give better ASDA.