TM 10-5430-240-13&P
0027 00
0027 00-3
tasks within the listed maintenance function varies at different maintenance levels, appropriate work time
figures are to be shown for each level. 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
MAC. The symbol designations for the various maintenance levels are as follows:
C — Operator or crew maintenance
O — Unit maintenance
F — Direct support maintenance
L — Specialized repair activity (SRA)
H — General support maintenance
D — Depot maintenance
NOTE
The “L” maintenance level is not included in column (4) of the MAC. Functions to this level of
maintenance are identified by a work time figure in the “H” column of column (4), and an
associated reference code is used in the REMARKS column (6). This code is keyed to the
remarks and the SRA complete repair application is explained there.
Column (5) — Tools and Equipment Reference Code. Column (5) specifies, by code, those common tool
sets (not individual tools), common Test, Measurement and Diagnostic Equipment (TMDE), and special
tools, special TMDE and special support equipment required to perform the designated function. Codes are
keyed to the entries in the tools and test equipment table.
Column (6) — Remarks Code. When applicable, this column contains a letter code, in alphabetical order,
which is keyed to the remarks table entries.
Explanation of Columns in the Tools and Test Equipment Requirements
Column (1) — Tool or Test Equipment Reference Code. The tool or test equipment reference code
correlates with a code used in column (5) of the MAC.
Column (2) — Maintenance Level. The lowest level of maintenance authorized to use the tool or test
equipment.
Column (3) — Nomenclature. Name or identification of the tool or test equipment.
Column (4) — National Stock Number (NSN). The NSN of the tool or test equipment.
Column (5) — Tool Number. The manufacturer’s part number, model number, or type number.
Explanation of Columns in the Remarks
Column (1) — Remarks Code. The code recorded in column (6) of the MAC.
Column (2) — Remarks. This column lists information pertinent to the maintenance function being
performed as indicated in the MAC.
