CHAPTER 18
TRACK AND BALANCE
18-10 Main Rotor Track and Balance
NOTE
Calibrate track and balance equipment per manufacturer's
recommendation, at least once a year, or if equipment is
dropped, misused, or calibration is suspect.
NOTE
The Chadwick-Helmuth Vibrex system, the TEC ACES system,
the Dynamic Solutions Systems’ MicroVib system, or equivalent
equipment is required to perform dynamic rotor balancing and
in-flight track checks.
25 OCT 2010 R66 Maintenance Manual Chapter 18 Track and Balance Page 18.1