TM 5-4520-208-15
original manufacturing tolerances and specifica-
and test equipment requirements (T and TE)
tions, and subsequent reassembly of the item.
Section III of the MAC. Column M references
the remarks Section IV of the MAC.
3. Explanation of Columns (sec. II)
4. Explanation of Columns (sec. III)
a. Sequence Number. The entries coincide
with the sequence of functional grouping fol-
a. Reference Code. This column consists of
lowed in the Repair Parts and Special Tool
a number and a letter separated by a dash.
List.
The number references the T and TE require-
b. Component Assembly Nomenclature. This
ments column on the MAC. The letter repre-
column contains the grouping index heading,
sents the specific maintenance operation the
subgroups heading, and a brief description of
item it is be used with. The letter is rep-
the part starting with the noun name.
resentative of column A through J on the
c. Maintenance Operation and Maintenance
MAC.
Levels. This column contains the various main-
b. Maintenance Level. This colum shows
tenance operations A through J, service, adjust,
the lowest level of maintenance authorized to
etc. A symbol indicating the maintenance level
use the special tool or test equipment
placed in the appropriate column in line with
c. Nomenclature. This column lists the name
an indicated maintenance operation authorizes
or identification of the tool or test equipment
that level to pm-form the function. The symbol
d. Tool Number. This column lists the man-
indicates the lowest level of maintenance re-
ufacturer's code and part number, or Federal
sponsible for performing the function, but does
stock number, of tools and test equipment
not necessarily indicate repair parts stockage at
that level. Higher levels of maintenance are
5. Explanation of Columns (sec. IV)
authorized to perform the indicated functions
a. Reference Code. This column consists of
of lower levels. The symbol designation for the
two letters separated by a dash. The first
various maintenance levels are as follows:
letter references Column L, the second letter
C-Operator or crew
references a maintenance operation, Column A
O-Organizational
through J on the MAC Section II.
DS-Direct Support
GS-General Support
b. Remarks. This column lists the remarks
D-Depot
and other information pertinent to the operation
being performed as indicated on the MAC
d. Reference Note. This column is subdivided
Section H.
in two columns. Column L references the tool
Section II. MAINTENANCE ALLOCATION CHART
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