scope:

Scope and Applicability.

This instruction applies to systems and equipment with electronic and electrical circuitry onboard U.S. Navy ships and at Navy shore activities supported with authorized 2M MTR capabilities, except as noted. The 2M MTR Program is a maintenance program used in support of all Naval Warfare Enterprises and the U.S. Marine Corps (USMC) Ground community. The NAVSEA 2M MTR Program and this instruction also serve as a guide for commands in the U.S. Army, U.S. Air Force (USAF), National Guard, U.S. Coast Guard (USCG), and allied country Military Departments that receive 2M MTR equipment and support from NAVSEA 2M MTR Program Engineering Agents.

a. This instruction does not apply to NAVSEA 08-cognizant nuclear propulsion plants and associated nuclear support facilities. The Director of the Naval Nuclear Propulsion Program has responsibility for all matters pertaining to the maintenance, repair, and modification of naval nuclear propulsion plants and associated nuclear support facilities. Nothing in this instruction supersedes or changes these responsibilities and authorities. Accordingly, the Naval Nuclear Propulsion Directorate shall be consulted in all matters pertaining to or affecting the maintenance, repair, or modification of naval nuclear propulsion plants or associated nuclear support facilities.

b. This instruction does not apply to Director, Strategic Systems Programs (DIRSSP)-cognizant ballistic missiles and associated strategic weapons systems and equipment.

c. 2M MTR support of Naval and USMC avionics and associated support equipment is addressed in COMNAVAIRFORINST 4790.2A.

d. Support of USMC Ground units with 2M MTR capabilities is addressed in USMC Technical Instruction TI 5895-45/11.

e. 2M MTR support of systems and equipment at Naval Computer and Telecommunications shore commands is addressed in NAVNETSPAOPSCOMINST 4790.1.

f. 2M MTR support of U.S. Coast Guard systems and equipment is addressed in Commandant Instruction 4790.2B.

g. 2M MTR support of U.S. Air Force and Air National Guard systems and equipment is addressed in Air Force Instruction 21-123 with Air Mobility Command Supplement 1.

Purpose.

To implement the NAVSEA Miniature/Microminiature Module Test and Repair (2M MTR) Program in accordance with the policy, responsibilities, and guidance in enclosure (5) of reference (a), reference (b), and Volume VI-Chapter 8 of reference (c). Also, to inform NAVSEA and Program Executive Office (PEO) personnel of the 2M MTR maintenance Program of Record for repairing circuit card assemblies (CCA) and electronic modules (EM) which reduces Total Ownership Costs (TOC) and improves system and equipment readiness.