TM 11-6625-3081-23
APPENDIX B
MAINTENANCE ALLOCATION CHART (MAC)
Section I.
INTRODUCTION
B-1 GENERAL
B-1
a.
This section provides a general explanation of all maintenance and repair
functions authorized at various maintenance categories.
b.
The Maintenance Allocation Chart (MAC) in section II designates overall
authority and responsibility for the performance of maintenance functions on the
identified end item or component.
The application of the maintenance functions to the
end item or component will be consistent with the capacities and capabilities of the
designated maintenance categories.
Section III lists the tools and test equipment (both special tools and common
tool sets) required for each maintenance function as referenced from section II.
d.
Section IV contains supplemental instructions and explanatory notes for a
particular maintenance function.
B-2.
MAINTENANCE FUNCTIONS
B-2
Maintenance functions will be limited to and defined as follows:
Inspect.
To determine the serviceability of an item by comparing its
physical, mechanical, and/or electrical characteristics with established standards
through examination (e.g., by sight, sound, or feel).
b.
Test.
To verify serviceability by measuring the mechanical, pneumatic,
hydraulic, or electrical characteristics of an item and comparing those
characteristics with prescribed standards.
c.
Service.
Operations required periodically to keep an item in proper operating
condition, i.e., to clean (includes decontaminate, when required), to preserve, to
drain, to paint, or to replenish fuel, lubricants, chemical fluids, or gases.
d.
Adjust.
To maintain or regulate, within prescribed limits, by bringing into
proper or exact position, or by setting the operating characteristics to specified
parameters.
e.
Aline.
To adjust specified variable elements, of an item to bring about
optimum or desired performance.
B-1
