2 - Limitations

Question 1

What are the 172s following airspeed limitations in KIAS:

Vne

Vno

Va

Vfe

Answer 1

Vne
Never exceed (and windows open): 163

Vno
Max structural cruising: 129

Va
Manouvering speed
2550lbs: 105
2200lbs: 98
1900lbs: 90

Vfe
Max flap extended speed
10 degree: 110
10-30 degrees: 85

Question 2

What are the lower limits of the white and green arc airspeed indicator markings?

Answer 2

Lower limit of white arc is Vs0, stall in landing config

Lower limit of green arc is Vs1, stall at max weight with flaps retracted

Question 3

What is max/min oil temperature and pressure?

Answer 3

Oil Temperature max:
118C

Oil Pressure
20-115 PSI

Question 4

What should you do after parking the plane or before refueling to minimize cross-feeding while refueling?

Answer 4

Park level with normal ground attitude, but more importantly set fuel selector to left or right position - not both.

Question 5

What is the approved takeoff range for flaps?

Landing?

Answer 5

0-10 degrees of flaps is ok for takeoff, and full 0-30 is approved for landing.