M A I N T E N A N C E ALLOCATION CHART
T H E ARMY MAINTENANCE SYSTEM MAC.
This introduction (Section 1) provides a general explanation of all
maintenance and repair functions authorized at various maintenance
levels under the standard Army Maintenance System Concept.
The Maintenance Allocation Chart (MAC) in Section II designates overall
authority and responsibility for the performance of maintenance func
The application of the
tions on the identified end item or component.
maintenance functions to the end item or component will be consistent
with the capacities and capabilities of the designated maintenance
levels, which are shown on the MAC in Column 4 as:
Which includes two subcolumns, C (operator/crew) and
INTERMEDIATE, Which includes two subcolumns, F (Intermediate
Support) and W (Intermediate General Support)
DEPOT, Which includes a D (Depot) subcolumn
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.
Section IV contains supplemental instructions
a particular maintenance function.
To determine the serviceability of an item by comparing its
mechanical, and/or electrical characteristics with established
through examination (e.g., by sight, sound, or feel).
To verify serviceability by measuring the mechanical, pneumatic,
hydraulic, or electrical characteristics of an item and comparing those
characteristics with prescribed standards.
required periodically to keep an item in proper
i.e., to clean (includes decontaminate, when
required), to preserv
e, to drain, to paint, or to replenish fuel,
fluids, or gases.