TM 1-1520-240-MTF2-80IN-FLIGHT (CONT.) (7) Set the AFCS switch to BOTH andcheck that both MASTER CAUTIONand both AFCS OFF caution lights goout within 20 seconds.5. Speed Sweep — Check.a. Increase and stabilize airspeed at 100knots.b. Record longitudinal stick position.6. Speed Sweep Check.a. Increase and stabilize airspeed at 120knots.(1) Record longitudinal stick position.(2) Check jettisonable doors for securityand vibration.7. STVA evaluation.CAUTIONDo not operate the self-tuning absorber testfeature in flight. In-flight operation maydamage the absorber.Stabilize airspeed at 120 knots.a. Check rotor rpm at 100%.b. 712 Increase rotor rpm to 101% and startclock. 714A FADEC NR% switch —Increase RRPM to 101% and start clock.Absorbers should retune within 60 seconds.c. Increase and stabilize airspeed at 140knots.
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