2 practice takeoff and climb using aoa, Practice takeoff and climb using aoa -7, E 3-7 – BendixKing KLR 10 User Manual
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KLR 10 Lift Reserve Indicator Pilot’s Guide
P/N D201306000109
Operation
Rev 1 Feb 2014
Page 3-7
3.2 PRACTICE TAKEOFF AND CLIMB USING AOA
The use of AOA for takeoff and climb performance will greatly
increase the pilot’s awareness while operating at high angles of
attack and yield safe and consistent results.
For example, if you intend to perform a short field over an obstacle
takeoff there are a number of factors you must consider to arrive at
the proper indicated airspeed for the climb. Changing gross weight,
pressure, altitude and temperature will all have an effect on the
indicated climb speed. On the other hand, once you establish the
correct AOA for the climb, it will be the same regardless of the
factors previously mentioned.
To determine the correct AOA for a climb we need a baseline to start
from. For this example we will figure it out for
V
x
(best angle of
climb). Some aircraft may use two different speeds based on the
aircraft configuration, let’s use the one for clearing an obstacle on
takeoff. Refer to the aircraft manual to determine the configuration
and airspeed for
V
x
considering the following factors:
•
Identify actual gross weight.
•
Pressure altitude, at the demonstration altitude.
•
Temperature, at the demonstration altitude.
•
Correct Calibrated Air Speed (CAS) for installation errors to
arrive at Indicated Air Speed (IAS).