CESSNA AIRCRAFT COMPANY FOR TRAINING USE ONLY
MODEL 152 2-4
AIRSPEED INDICATOR MARKINGS
Airspeed indicator markings and their color code significance are shown in figure 2-2.
White Arc 35 – 85
Full Flap Operating Range. Lower limit is maximum
weight V
S0
in landing configuration. Upper limit is
maximum speed permissible with flaps extended.
Green Arc 40 – 111
Normal Operating Range. Lower limit is maximum
weight V
S
at most forward C.G. with flaps retracted.
Upper limit is maximum structural cruising speed.
Yellow Arc 111 – 149
Operations must be conducted with caution and
only in smooth air.
Red Line 149 Maximum speed for all operations.
Figure 2-2. Airspeed Indicator Markings
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