TM
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APPENDIX B
M A I N T E N A N C E ALLOCATION CHART
SECTION I
INTRODUCTION
B-1.
T H E ARMY MAINTENANCE SYSTEM MAC.
a.
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
b.
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:
UNIT,
Which includes two subcolumns, C (operator/crew) and
O
(unit
maintenance)
INTERMEDIATE, Which includes two subcolumns, F (Intermediate
Direct
Support) and W (Intermediate General Support)
DEPOT, Which includes a D (Depot) subcolumn
c.
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.
Maintenance
functions
will
be
limited
to
and
defined
as follows:
To determine the serviceability of an item by comparing its
a.
Inspect.
physical,
mechanical, and/or electrical characteristics with established
standards
through examination (e.g., by sight, sound, or feel).
Test.
To verify serviceability by measuring the mechanical, pneumatic,
b.
hydraulic, or electrical characteristics of an item and comparing those
characteristics with prescribed standards.
Operations
required periodically to keep an item in proper
c.
Service.
i.e., to clean (includes decontaminate, when
operating condition,
required), to preserv
e, to drain, to paint, or to replenish fuel,
lubricants, chemical
fluids, or gases.
B-1
