What was found
VERTICAL AIRFRAME VIBRATION FELT AT 330KT. VIBRATION WENT AWAY WHEN SPEED REDUCED TO 310KT. REMOVED & REPLACED RIGHT INBD ELEVATOR SERVO CONTROL ACTUATOR EYE END IAW AMM. ACCOMPLISHED ADJUSTMENT TEST IAW AMM, OPS CHECKED GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
VERTICAL AIRFRAME VIBRATION FELT AT 330KT. VIBRATION WENT AWAY WHEN SPEED REDUCED TO 310KT. REMOVED & REPLACED RIGHT INBD ELEVATOR SERVO CONTROL ACTUATOR EYE END IAW AMM. ACCOMPLISHED ADJUSTMENT TEST IAW AMM, OPS CHECKED GOOD.