EXPLANATION OF COLUMNS IN TOOL AND TEST EQUIPMENT REQUIREMENTS, SECTION III.

TM 55-8145-203-13&P

b. Column 2, Component/Assembly. Column 2 contains the noun names of components, assemblies, subassemblies, and

modules for which maintenance is authorized.

c. Column 3, Maintenance Function. Column 3 lists the functions to be performed on the item listed in Column 2. Functions

are defined in paragraph B-2.

d. Column 4, Maintenance Level. Column 4 specifies, by the listing of a work time figure in the appropriate subcolumn(s),

the 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 level of maintenance. If the number or complexity of the

tasks within the listed maintenance function vary at different levels, appropriate work time figures will 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/quality control 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:

Operator/Crew (Unit)

Organizational Maintenance (Unit)

Direct Support Maintenance

General Support Maintenance

Depot Maintenance

e. Column 5, Tools and Equipment. Column 5 specifies, by code, those common tool sets, individual 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 Level. 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.

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.

B-5 EXPLANATION OF COLUMNS IN REMARKS, SECTION IV

a. Column 1, Reference Code. The code recorded in Column 6, Section II.

b. Column 2, Remarks. This column lists information pertinent to the maintenance function being performed as indicated in

the MAC, Section II.

B-2