CL605 Enhancement to T/Off Safety Margins

Question 1

How should the pitch trim be set for take-off?

Answer 1

To the computed C of G

Question 2

Ground icing conditions: only in the presence of precipitation?

Answer 2

False: Ground contamination, cold soaked fuel in wings causing frost, etc.

Question 3

Ground icing conditions?

Answer 3

Cowls: below +10 C in visible moisture/contaminated surfaces.

Wings: Below +5 C and: visible moisture or cloud below 400 ft

Wing anti-ice must be on for final taxi BEFORE take off if below +5 C in ANY conditions unless Type II, III or IV fluid applied

Question 4

Type II, III or IV fluid applied. Should wing anti-ice be on for final taxi BEFORE take-off?

Answer 4

No. Wing anti-ice should be switched on as full power is applied for take-off.

Question 5

Below what temperature should the wing anti-ice be selected on for taxi if there is moisture or cloud below 400 ft?

Answer 5

+5 C

Question 6

Wing anti-ice must be on for TAKE OFF under what conditions?

Answer 6

OAT below +5 C, visible moisture and/or cloud below 400 ft

Question 7

Does anti-ice fluid remove the requirement to select anti-ice on for take-off?

Answer 7

No. Wing anti-ice should be selected ON when power is applied for take-off.

Question 8

Where is frost permitted on critical surfaces of the aircraft for take-off?

Answer 8

On the upper surface of the fuselage and lower surface of the wings as per Operating Manual.

Question 9

Is a tactile check required if the Captain is confident that the wings are free from ice, snow and slush?

Answer 9

Yes. The Captain’s confidence is no indication of icing!

Question 10

Can ice or frost continue to adhere to the wing even if the OAT is above +5 C?

Answer 10

Yes

Question 11

Is a rotation of 4 degrees per second considered excessive?

Answer 11

Yes. 3 Degrees per second is advised, and should be carefully and accurately measured by guessing!