DAFI21-101_AETCSUP_ADD_A — Aircraft And Equipment Maintenance Management (f-35)

DAFI21-101_AETCSUP_ADD_A governs aerospace equipment maintenance management procedures for F-35 aircraft in Air Education and Training Command.

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  • Publication number: DAFI21-101_AETCSUP_ADD_A
  • Title: AIRCRAFT AND EQUIPMENT MAINTENANCE MANAGEMENT (F-35)
  • Date: 2026-05-27

View DAFI21-101_AETCSUP_ADD_A on armypubs.army.mil

The publication covers F-35 sustainment instructions, maintenance concepts, Action Requests, O+ maintenance, readiness, and prognostic maintenance. It requires scheduled maintenance and asset tracking through specified systems, including ALIS, CMMS, and MM-PAIRS.

Applies to: This publication does not apply to the United States Space Force, Air Force Reserve or the Air National Guard and their units; however, AFR/ANG personnel assigned to Classic Associate Units supporting AETC units will comply with the guidance provided within this supplement.

Topics covered

  • F-35 sustainment operating instructions
  • Action Requests
  • O+ scheduled maintenance
  • Support Equipment maintenance
  • Alternate Mission Equipment maintenance
  • Aircraft readiness
  • Prognostic maintenance

Questions and answers

How are F-35 problems reported?

Action Requests (AR) are the primary method of problem reporting for the F-35 Air System.

What happens when Sustainment Operating Instructions conflict with Air Force guidance?

If there is a conflict, Air Force guidance will take precedence.

What maintenance levels does the F-35 Joint Program use?

The F-35 Joint Program employs a 2-level maintenance concept defined as organizational and depot levels of maintenance.

Where are F-35 aircraft scheduled and prognostic maintenance requirements managed?

Management of all F-35 AV Scheduled and Prognostic maintenance requirements are performed within the ALIS.

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