Originally Posted by
Jetjok
2. DO NOT conduct operations above 78° N Latitude.
3. DO NOT operate aircraft above 25,000 ft. MSL.
4. Fuel burn is increased by 2.7%.
If you would, a few questions from a fresh CPL holder:
Why wouldn't you be able to hand-fly above 78N and FL250?
Would the fuel burn increase just because the AP is smoother with corrections? If so, wouldn't the fuel burn depend more on pilot technique?