AFGSCI21-152_WHITEMANAFBSUP — Engine Trending & Diagnostic (ET&D) Program

AFGSCI21-152_WHITEMANAFBSUP governs the safe operation, performance reliability, and maintenance cost management of installed gas turbine engines.

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  • Publication number: AFGSCI21-152_WHITEMANAFBSUP
  • Title: Engine Trending & Diagnostic (ET&D) Program
  • Date: 2018-01-24

View AFGSCI21-152_WHITEMANAFBSUP on armypubs.army.mil


It establishes requirements for the ET&D program, including engine trend analysis, liaison, aircrew awareness, and program administration. It assigns duties for managing ET&D data, validating engine maintenance recommendations, and coordinating software improvements.

Topics covered

  • Engine trend and diagnostic program
  • Installed gas turbine engine performance
  • Aircrew ET&D awareness
  • ET&D liaison duties
  • ET&D data management and analysis
  • Engine maintenance recommendations
  • ET&D software improvement recommendations

Questions and answers

What is the purpose of the ET&D program?

The ET&D program is intended to further the safe operation, performance reliability, and lower maintenance operating costs of installed gas turbine engines. (paragraph 1)

How does the ET&D program detect engine problems?

The program analyzes trends in all available engine parameters to detect the onset of engine internal failures and shifts in instrumentation calibration or accuracy. (paragraph 1)

What must the 509 Operations Group provide for the ET&D program?

The 509 Operations Group will provide liaison with the ET&D Project NCO on the ET&D program. (T-2). (paragraph 6)

What must the 509 Operations Group do to support aircrew understanding?

Determine appropriate actions to ensure that aircrews have an understanding of the ET&D program and benefits of an effective program. (T-2). (paragraph 6)

How must the ET&D program be administered at Whiteman Air Force Base?

Administer the ET&D program in accordance with AFGSCI 21152 and applicable technical orders. (T-2). (paragraph 7)

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