TM 1-6625-724-13&P0069 000069 00-21TASK 5 - POST FLIGHT BALANCE MAIN ROTOR ON THE GROUNDPROCEDURE 1: PREPARATIONPerform task 4, Main Rotor Roll/Vertical IN-FLIGHT Tuning.PROCEDURE 2: PERFORM GROUND BALANCE MEASUREMENTa.Use cursor keys to highlight Aircraft Type, then press DO.b.Use cursor keys to highlighted UH-60, then press DO.c.Tail Number is highlighted. Press DO.d.Use cursor keys to highlight tail number used in task 4, then press DO.e.Flight Plan is highlighted. Press DO.f.Use cursor keys to highlighted GNDBAL. Press DO.g.Enter the Measure mode by pressing F1. Verify that Test State FPG100 is highlighted.h.Press DOES when the aircraft is stable at the highlighted selection. Verify that the aircraft is at the requiredTest State and press DO again. The AVA will acquire balance data and return to the selection menu.i.After the measurement is completed, press DO on Finish, then press DO on Diagnostics. If the measurementsare within specified limits, press QUIT to Main Menu.j. If measured values exceed manufacturer's desired levels, press the DO key to enter the DIAGS mode.Perform all corrections displayed on the diagnostic screen. Do not use a partial set of the adjustments. Runprocedure 2 again and verify that previously installed corrections brought aircraft ground balance to withinmanufacturer’s recommended limits. k.Make appropriate logbook entry on the balance weights that were changed, if any. Remove track and balanceequipment.
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