TM 10-5411-224-14
d.
Column 4, Maintenance Category (cont.). 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 (including any necessary disassembly/assembly
time), troubleshooting/fault location time, and quality assurance 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 levels are as follows:
C ......................................................................................................... Operator or crew maintenance
0 ........................................................................................................... Unit maintenance
F ........................................................................................................... Direct support maintenance
H .......................................................................................................... General support maintenance
e.
Column 5, Tools and Test Equipment Reference Code. Column 5 specifies, by code, those common
tool sets (not individual tools), common TMDE, and special tools , special TMDE, and special support equipment required
to perform the designated function. Codes are keyed to tools and test equipment in section II.
f.
Column 6, Remarks,
When applicable, this column contains a letter code, in alphabetical order,
which is keyed to the remarks contained in Section III.
B-4.
EXPLANATION OF COLUMN 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 Level. The lowest level of maintenance authorized to use the tool or test
equipment.
c.
Column 3, Nomenclature.
Name or identification of the tool or test equipment.
d.
Column 4, National Stock Number.
The National Stock Number of the tool or test equipment.
e.
Column 5, Tool Number.
The manufacturer's part number, model number, or type number.
B-3
