different maintenance levels, appropriate "work time"
SECTION I.
Introduction (contd.)
figures will be shown for each level. The number of
manhours specified by the "work time" figure represents
The rebuild operation includes the act of returning to zero
the average time required to restore an item (assembly,
those age measurements (hours/miles, etc.) considered
subassembly, component, module, end item, or system)
in classifying Army equipments/components
to a serviceable condition under typical field operating
conditions. This time includes preparation time,
D-3.Column Entries Used in the MAC
troubleshooting time, and quality assurance/quality
control time in addition to the time required to perform
a. Column 1, Group Number. Column 1 lists group
the specific tasks identified for the maintenance
numbers, the purpose of which is to identify components,
functions authorized in the maintenance allocation chart.
assemblies, and modules with the next higher assembly.
The symbol designations for the various maintenance
b. Column 2, Component/Assembly. Column 2
levels are as follows:
contains the names of components, assemblies,
C ...................................................... Operator or crew.
subassemblies, and modules for which maintenance is
O ....................................... Organization maintenance.
authorized.
F .....................................Direct support maintenance.
c. Column 3, Maintenance Functions. Column 3 lists
H ................................. General support maintenance.
the functions to be per-formed on the item listed in
D ........................ Depot maintenance (not applicable).
column 2. (For detailed explanation of these functions,
e. Column 5, Tools and Equipment. Column 5
see para. D-2.)
specifies, by code, those common tool sets (not
d. Column 4, Maintenance Level.
Column 4
individual tools) and special tools, test, and support
specifies, by the listing of a "work time" figure in the
equipment required to perform the designated function.
appropriate subcolumn(s), the lowest level of
f. Column 6, Remarks. Column 6 contains an
maintenance authorized to perform the function listed in
alphabetic code which leads to the remark in Section IV,
column 3. This figure represents the active time required
Remarks, which is pertinent to the item opposite the
to perform the maintenance function at the indicated
particular code.
level of maintenance. If the number or complexity of the
tasks within the listed maintenance function vary at
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