Cold WX Ops

Question 1

Anti Ice On

Answer 1

10* c or below, visible moisture

Question 2

Cold Weather Eng starts

Answer 2

-40C or below 1 hour Cold Soaked, mntc procedure
-35C or below allow engine to idle for 2 min before adding thrust
3 1/2 min for Low Oil Pressure to go out
3* Engine Run Up Required, 70% N1, every 30 min or less unless freezing precipitation or heavy snow then 10 min intervals.