EXPLANATION OF COLUMNS IN THE MAC, SECTION II

TM 5-4210-224-14& P

B-3. EXPLANATION OF COLUMNS IN THE MAC, SECTION II (Continued).

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

For a detailed explanation of these functions, see paragraph B-2.

d. Column 4, Maintenance Catego.y Column 4 specifies, by the listing of a work time figure in the appropriate

subcolumn(s), the category 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 tasks within a 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

(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 maintenance allocation chart. The symbol designations for the various

maintenance categories are as follows:

C................................................................................Operator or Crew

O................................................................................Organizational Mainenance

F ................................................................................Direct Support Maintenance

H................................................................................General Support Maintenance

L ................................................................................Specialized Repair Activity (SRA)5

D................................................................................Depot Maintenance

e. Column 5, Tools and Equipment Column 5 specifies, by code, those common tools (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 Cod.e The tool and test equipment reference code correlates with a code used in the MAC,

Section II, Column 5.

Column 2, Maintenance Catego.y The lowest category of maintenance authorized to use the tool or test

equipment.

c. Column 3, Nomenclatur. Name or identification of the tool or test equipment.

This maintenance category is not included in Section II Column 4 of the Maintenance Allocation Chart. To identify

functions to this category of maintenance, enter a work time figure in the "H" column of Section II, Column 4, and use an

associated reference code in the Remarks Column, 6. Key the code to Section IV, Remarks, and explain the SRA

complete repair application there. The explanatory remark(s) shall reference the specific Repair Parts and Special Tools

List (RPSTL) TM which contains additional SRA criteria and the authorized spare/repair parts.

B-3