“ In the summer of '91 engineers and technicians from the Naval Air Test Center, Patuxent River, MD instrumented this helicopter (BuNo. 152135) with a Howell Instruments H-598 Engine Performance Assurance Monitoring System (EPAMS) to assess engine usage during nominal mission profiles conducted at NAS Jacksonville, FL over 3-month period. The data was used by GE to establish new life cycle limits of the T-58 rotating components. FB.
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