E-2. Maintenance Functions.
tion time, troubleshooting time, and
quality assurance/quality control time in
k. Rebuild. Consists of those services/actions
addition to the time required to perform
the specific tasks indentified for the main-
able equipment to a like new condition in
tenance functions authorized in the main-
accordance with original manufacturing
tenance allocation chart. The symbol
standards. Rebuild is the highest degree
designations for the various maintenance
of materiel maintenance applied to Army
levels are as follows:
equipment. The rebuild operation
includes the act of returning to zero those
age measurements (hours/miles, etc.)
considered in classifying Army equip
Direct support maintenance
E-3. Column Entries Used in the MAC.
H................ . General support maintenance
a. Column 1, Group Number. Column 1 lists
group numbers, the purpose of which is
to identify components, assemblies, sub-
assemblies, and modules with the next
Column 5, Tools and Equipment. Column
5 specifies, by code, those common tool
sets (not individual tools) and special
b. Column 2, Component/Assembly.
tools, test, and support equipment
Column 2 contains the names of compon-
required to perform the designated
ents, assemblies, subassemblies, and
modules for which maintenance is
Column 6, Remarks. This column con-
tains a letter code in alphabetic order
c. Column 3, Maintenance Functions.
which is keyed to the remarks contained
Column 3 lists the functions to be per-
in Section IV.
formed on the item listed in Column 2.
(For detailed explanation of these func-
E-4. Column Entries Used in Tool and Test
d. Column 4, Maintenance Level. Column 4
Column 1, Tool or Test Equipment
specifies, by the listing of a "work time"
Reference Code. The tool and test equip-
figure in the appropriate subcolumn(s),
ment reference code correlates with a
the lowest level of maintenance autho-
maintenance function on the identified
rized to perform the function listed in
end item or component.
Column 3. This figure represents the
active time required to perform the
b. Column 2, Maintenance Level. The
maintenance function at the indicated
lowest level of maintenance authorized
level of maintenance. If the number or
to use the tool or test equipment.
complexity of the tasks within the listed
maintenance function vary at different
Column 3, Nomenclature. Name or identi-
maintenance levels, appropriate work time
fication of the tool or test equipment.
figures will be shown for each level. The
number of man-hours specified by the
d. Column 4, National/NATO Stock Num-
work time figure represents the average
ber. The National or NATO stock number
time required to restore an item (assem-
of the tool or test equipment.
bly, subassembly, component, module,
end item, or system) to a serviceable
Column 5, Tool Number. The manu-
condition under typical field operating
facturer's part number.
conditions. This time includes prepara-