ATP 4-33 — Maintenance Operations

ATP 4-33 governs Army maintenance operations, including their roles, responsibilities, functions, processes, planning, management, and support.

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  • Publication number: ATP 4-33
  • Title: MAINTENANCE OPERATIONS
  • Date: 01/09/2024
  • Proponent: T2COM
  • Status: ACTIVE

View ATP 4-33 on armypubs.army.mil


It covers field-level and sustainment-level maintenance, maintenance organizations, battlefield planning, recovery, repair parts, test equipment, and specialized equipment maintenance. It also addresses authorized maintenance tasks, recovery personnel, watercraft maintenance, and maintenance reporting.

Applies to: This publication applies to the range of military operations and supports ADP 3-0 and ADP 4-0.

Topics covered

  • Field-level maintenance
  • Sustainment-level maintenance
  • Maintenance organization roles
  • Battlefield maintenance planning
  • Recovery operations
  • Repair parts management
  • Test, measurement, and diagnostic equipment
  • Specialized equipment maintenance

Questions and answers

What maintenance functions can field-level maintenance perform?

Under the two-level maintenance system, field-level maintenance is authorized to perform all functions listed as C, O (until deleted by an update), and F. (paragraph 3)

Which organizations can perform the full range of maintenance tasks?

Only depot maintenance organizations and USAMC-designated sustainment maintenance activities are authorized to perform the full range of maintenance tasks. (paragraph 1-2)

What does a field maintenance team provide for supported companies?

The FMTs within the FSC maintenance platoons provide field maintenance, BDAR, and recovery for their supported companies. (paragraph 2-81)

Who can operate wheeled and tracked recovery vehicles?

Only properly trained and certified recovery personnel will operate wheeled and tracked recovery vehicles. (paragraph 4-97)

What personnel are required for tracked recovery missions?

At least two additional skill identifier H9-certified maintainers must be present during tracked recovery missions. (paragraph 4-97)

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