MAINTENANCE ALLOCATION CHART (MAC) INTRODUCTION CONTINUED
units helping them maintain operational readiness and aircraft availability. Utilizes SECM trucks. Ca-
pable of supporting split based operations in two separate and distinct locations. Performs the following
types of maintenance:
Intermediate maintenance and logistics support operations.
Maintenance actions which require more than 3 days to correct.
Phased maintenance and preventive maintenance services.
In-depth troubleshooting and diagnosis of airframe and component malfunctions.
Repairs airframes and LRU component.
Fixes night vision systems, aviation life support systems, aviation electrical and hydraulic compo-
Limited capability to fabricate hydraulic lines.
Repairs engines, prop and rotors, armament, and armament subsystems.
Fixes and fuels organic battalion equipment, ground aviation vehicles, and aviation ground support
Operates and performs ¿eld maintenance on aviation ground power units, generator, and ground
Battle damage assessment and repair (BDAR).
Production control and quality control.
m. Test Pilot functions.
Theater Aviation Sustainment Maintenance Group (TASMG). Assists in deployment and redeploy-
ment, provides technical assistance, supports increased operational tempo, sustains Army aviation
across the entire spectrum of operations. The TASMG:
Provides support to CONUS deploying forces
Provides support to OCUNUS deployed forces
OCONUS aviation maintenance support for contingency and stability and/or support operations.
Expands aviation maintenance capabilities of CONUS depots
Classi¿es and inspects aviation stocks and components.
Repairs engines, airframes, armament, composite materials, electrical systems, avionics, hy-
Backup ASB and AMC maintenance functions.
Use of the MAC
Approved item names are used throughout this MAC. Generic terms/ nomenclature (if any) are
expressed in parentheses and are not to be considered as of¿cial terminology.
This MAC assigns maintenance functions to the lowest level of maintenance, based on past experience and the
Work time required.
Tools and test equipment required and/or available.
Only the lowest level of maintenance authorized to perform a maintenance function is indicated. If the lowest
maintenance level cannot perform all tasks of any single maintenance function (e.g., test, repair), then the higher
maintenance level(s) that can accomplish additional tasks will also be indicated.
A maintenance function assigned to a maintenance level will automatically be authorized to be performed at any
higher maintenance level.