939ARWI21-101 — Aircrew/maintenance Debriefing

939ARWI21-101 governs policy and procedures for an effective aircrew/maintenance debriefing program for aircraft.

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  • Publication number: 939ARWI21-101
  • Title: AIRCREW/MAINTENANCE DEBRIEFING
  • Date: 2003-04-01

View 939ARWI21-101 on armypubs.army.mil


It establishes responsibilities for documenting aborts, in-flight emergencies, malfunctions, and corrective actions. It sets debriefing, MIS entry, in-flight communication, equipment reference, and deployed documentation procedures.

Applies to: Operations and maintenance group commanders, and their unit commanders are responsible for compliance with this regulation.

Topics covered

  • Aircrew/maintenance debriefing
  • Aircraft malfunction reporting
  • GO-81 information entry
  • In-flight problem communication
  • KC-135 equipment requirements
  • Deployed debriefing procedures

Questions and answers

Who is responsible for compliance with 939ARWI21-101?

Operations and maintenance group commanders, and their unit commanders are responsible for compliance with this regulation. (paragraph 2)

How must aircrew and maintenance debriefings be conducted?

All aircrew/maintenance debriefings are conducted in a thorough and professional manner. (paragraph 2)

When must aircraft sorties be debriefed?

Debrief after every sortie in Bldg 360, maintenance operations center (MOC) area with as a minimum, one crew chief, and pilot in attendance. (paragraph 3)

What happens when a sortie ends after duty hours without a maintenance debriefer?

If the sortie is completed after duty hours and a maintenance debriefer is not available, the aircrew will identify and document all malfunctions, and/or problems as clearly as possible in the AF 781, Multiple Item Prescription. (paragraph 3)

How are aircrew-reported discrepancies entered into MIS?

All aircrew reported discrepancies will be entered in MIS with the debrief subsystem. (paragraph 3)

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