EXPLANATION OF COLUMNS IN THE MAC (Contd)
Column (4) Maintenance Level. Column (4) specifies each level of maintenance authorized to
perform each function listed in column (3), by indicating work-time required (expressed as man-hours in
whole hours or decimals) in the appropriate subcolumn. This work-time figure represents the active time
required to perform that maintenance function at the indicated level of maintenance. If the number or
complexity of the tasks within the listed maintenance function varies at different maintenance levels,
appropriate work time figures are be shown for each level. The worktime 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.
C Operator or crew maintenance
H General support maintenance
O Unit maintenance
D Depot maintenance
F Direct support maintenance
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 alphabetic order,
which is keyed to the remarks table entries.
EXPLANATION OF COLUMNS IN THE TOOLS, SPECIAL TOOLS, AND TEST EQUIPMENT
Column (1) Tool or Test Equipment Reference Code. The tool and 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
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.
END OF WORK PACKAGE
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