EXPLANATION OF COLUMNS IN THE MAC, SECTION II.

TM 3-1040-276-23

preparation time (including any necessary disassembly/

j. Overhaul. That maintenance effort (service/

assembly time), troubleshooting/fault location time, and

action) prescribed to restore an item to a completely

quality assurance/quality control time in addition to the

serviceable/operational condition as required by

time required to perform the specific tasks identified for

maintenance standards in appropriate technical publi-

the maintenance functions authorized in the mainte-

cations (i.e., DMWR). Overhaul is normally the highest

nance allocation chart. The symbol designations for the

degree of maintenance performed by the Army. Over-

various maintenance categories are as follows:

haul does not normally return an item to like new condi-

tion.

Operator or Crew

C.........

Organizational Maintenance

O.........

k. Rebuild. Consists of those services/actions

F..........

Direct Support Maintenance

necessary for the restoration of unserviceable equip-

H .........

General Support Maintenance

ment to a like new condition in accordance with original

Specialized Repair Activity (SRA)5

L..........

manufacturing standards. Rebuild is the highest degree

Depot Maintenance

D .........

of materiel maintenance applied to Army equipment.

The rebuild operation includes the act of returning to

e. Column 5, Tools and Equipment. Column 5

zero those age measurements (hours/miles, etc.) con-

specifies, by code, those common tool sets (not individ-

sidered in classifying Army equipment/components.

ual tools) and special tools, TMDE, and support equip-

ment required to perform the designated function.

B-3. EXPLANATION OF COLUMNS IN THE MAC,

f. Column 6, Remarks. This column shall, when

SECTION II.

applicable, contain a letter code, in alphabetic order,

a. Column 1, Group Number. Column 1 lists func-

which shall be keyed to the remarks contained in Sec-

tional group code numbers, the purpose of which is to

tion IV.

identify maintenance significant components, assem-

blies, subassemblies, and modules with the next higher

B-4. EXPLANATION OF COLUMNS IN TOOL AND

assembly. End item group number shall be "00."

TEST EQUIPMENT REQUIREMENTS, SECTION Ill.

b. Column 2, Component/Assembly. Column 2

a. Column 1, Reference Code. The tool and test

contains the names of components, assemblies, sub-

equipment reference code correlates with a code used

assemblies, and modules for which maintenance is

in the MAC, section 11, column 5.

authorized.

b. Column 2, Maintenance Category. The lowest

c. Column 3. Maintenance Function. Column 3

category of maintenance authorized to use the tool or

lists the functions to be performed on the item listed in

test equipment.

column 2. (For detailed explanation of these functions,

c. Column 3, Nomenclature. Name or identifica-

see paragraph B-2.)

tion of the tool or test equipment.

d. Column 4, Maintenance Category. Column 4

d. Column 4, National Stock Number. The

specifies, by the listing of a work time figure in the

National stock number of the tool or test equipment.

appropriate subcolumn(s), the category of maintenance

e. Column 5, Tool Number. The manufacturer's

authorized to perform the function listed in column 3.

part number.

This figure represents the active time required to per-

form that maintenance function at the indicated cate-

B-5. EXPLANATION OF COLUMNS IN REMARKS,

gory of maintenance. If the number or complexity of the

SECTION IV.

tasks within the listed maintenance function vary at dif-

a. Column 1, Reference Code. The code recorded

ferent maintenance categories, appropriate work time

in column 6, Section Il.

figures will be shown for each category. The work time

figure represents the average time required to restore

b. Column 2, Remarks. This column lists informa-

an item (assembly, subassembly, component, module,

tion pertinent to the maintenance function being per-

end item, or system) to a serviceable condition under

formed as indicated in the MAC, section Il.

typical field operating conditions. This time includes

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 refer-

ence the specific Repair Parts and Special Tools List (RPSTL) TM which contains additional SRA criteria and the authorized spare/repair parts.

B-2