TM 5-5430-211-13 & P
d. Column 4. Maintenance Category. Column 4 specifies, by the listing of work time figure in the appropriate
subcolumn(s), the lowest level of maintenance authorized to perform the function listed in Column 3. This figure
represents the active time required to perform that maintenance function at the indicated category of maintenance. If the
number or complexity of the tasks within the listed maintenance function vary at different maintenance categories,
appropriate work time figures will be shown for each category. The work time figure represents the average time
required to restore an item (assembly, subassembly, component, module, end item, or system) to a serviceable condition
under typical field operating conditions. This time includes preparation time, troubleshooting time, and quality
assurance/quality control time in addition to the time required to perform the specific tasks identified for the maintenance
functions authorized in the maintenance allocation chart. The symbol designations for the various maintenance
categories are as follows:-
C.................................................................................. Operator or crew.
O.................................................................Organizational maintenance.
F ..................................................................Direct support maintenance.
H.............................................................. General support maintenance.
D ............................................................................. Depot maintenance.
e. Column 5. Tools and Equipment. Column 5 specifies by code those common tool sets (not individual tools) and
special tools, TMDE, and support equipment required to perform the designated function.
f. Column 6. Remarks. This column shall, when applicable, contain a letter code, in alphabetical order, which shall
be keyed to the remarks contained in section IV.
B-4 EXPLANATION OF COLUMNS IN TOOL AND TEST EQUIPMENT REQUIREMENTS, SECTION III
a. Column 1. Reference Code. The tool and test equipment reference code correlates with a code used in the MAC,
Section II, Column 5.
b. Column 2. Maintenance Category. The lowest category of maintenance authorized to use the tool or test
equipment.
c. Column 3. Nomenclature. Name or identification of the tool or test equipment.
B-3
