TASK 3- FLAT TRACK MAIN ROTOR ON THE GROUND
PROCEDURE 1: PREPARATION
a. Install test equipment (refer to task 1).
b. Operate aircraft at appropriate percentage. See table 1.
c. Turn on DAU.
d. Turn on CADU.
PROCEDURE 2: PERFORM GROUND TRACK (GNDTRK) MEASUREMENT
a. Press QUIT on the CADU until all selections are undefined.
b. Use cursor keys to highlight Aircraft Type, and then press DO.
c. Use cursor keys to highlight aircraft type OH-58A/C, and then press DO.
d. Tail Number is highlighted. Press DO.
e. Use cursor keys to highlight a tail number or enter a new tail number (up to seven digits), then press DO.
Flight Plan is highlighted. Press DO.
g. Use cursor keys to highlight GNDTRK. Press DO.
h. Enter the Measure mode by pressing F1. Verify that Test State Idle is highlighted.
Press DO when the aircraft is stable at the highlighted selection. Re-verify that the aircraft is at the required
Test State (Idle or 35% tq) and press DO again. Perform this operation each time a measurement is
completed and another Test State is highlighted. The AVA will acquire track data and return to the selection
After the last measurement is completed, press DO on Finish, then press DO on Diagnostics. If
measurements are within specified limits, press QUIT to Main Menu.
k. If measured values exceed specification, press DO to enter the DIAGS mode.
Perform all corrections displayed on the diagnostic screen. Check to ensure that all screens of a multiple
screen solution have been displayed.
m. After corrections are made, repeat procedure 2 to verify the corrections.
n. If measurements are within limits proceed to task 4