TM 11-6125-220-20
appropriate subcolumn(s), the lowest level of mainten-
marks, which is pertinent to the item opposite the parti-
ance authorized to perform the function listed in column
cular code.
3. This figure represents the active time required to per-
6-4. Tool and Test Equipment Requirements
form that maintenance function at the indicated category
(Sec Ill).
of maintenance. If the number or complexity of the tasks
a. Tool or Test Equipment Reference Code. The
within the listed maintenance function vary at different
numbers in this column coincide with the numbers used
maintenance categories, appropriate "worktime" figures
in the tools and equipment column of the MAC. The
will be shown for each category. The number of task-
numbers indicate the applicable tool or test equipment
hours specified by the "worktime" figure represents
for the maintenance functions.
the average time required to restore an item (assembly,
subassembly, component, module, end item or system)
b. Maintenance Category. The codes in this column
to a serviceable condition under typical field operating
indicate the maintenance category allocated the tool
conditions. This time includes preparation time, trouble-
or test equipment.
shooting time, and quality assurance/quality control time
in addition to the time required to perform the speci-
c. Nomenclature. This column lists the noun name
fic tasks identified for the maintenance functions author-
and nomenclature of the tools and test equipment re-
ized in the maintenance allocation chart. Army aircraft
quired to perform the maintenance functions.
field maintenance levels are transitioning to Aviation
Unit Maintenance (AVUM) and Aviation Intermediate
d. National/NATO Stock Number. This column
Maintenance (AVIM). Subcolumns of column 4 are as
lists the National/NATO stock number of the specific
follows:
tool or test equipment.
C--Operator/Crew
O--Organizational (AVUM)
e. Tool Number. This column lists the manu-
F--Direct Support (AVIM)
facturer's part number of the tool followed by the Fed-
H--General Support (AVIM)
eral supply Code for manufacturers (5-digit) in paren-
D--Depot
theses.
e. Column 5, Tools and Equipment. Column 5
B-5. Remarks (See IV).
specifies by code, those common tool sets (not individual
a. Reference Code. This code refers to the appro-
tools) and special tools, test, and support equipment
priate item in section II, column 6.
required to perform the designated function.
b. Remarks. This column provides the required
f. Column 6, Remarks. Column 6 contains an alpha-
explanatory information necessary to clarify items ap-
betic code which leads to the remark in section IV, Re-
pearing in section II.
(Next printed page is B-3.)
B-2
