5-43 Flight Check (continued)
3.
Power Assurance Check:
Refer to R66 Pilot's Operating Handbook (POH) Chapter 5 power assurance
chart. Conduct at typical cruise altitude (weather permitting) and maximum
continuous torque (83%). Turn heater, generator, and anti-ice switches
OFF. Stabilize N2/R at 100% (beep as required) and record the following
values:
a. N1
b. % Torque (83% nominal)
c. OAT
d. MGT
e. Pressure altitude
f. Oil pressure
g. Oil temperature
h. Determine max allowable MGT from power assurance chart.
i. Calculate margin. Margin = Max allowable MGT - Indicated MGT.
4.
Autorotation:
a. Autorotate at 100 KIAS. Verify normal control forces and
flying characteristics.
5.
Shutdown:
a. Perform POH “Shutdown Procedure” checklist.
b. Verify rotor brake function and ROTOR BRAKE annunciator
segment illuminates.
Page 5.12 Chapter 5 Inspections MAY 2015
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