This function includes, but is not limited
z a t i o n to perform a function at any cate-
to welding, grinding, riveting, straightening,
gory also includes authorization to perform
that function at higher categories. The
and replacement of parts other than the
c o d e s used represent the various mainten-
trial and error replacement of running spare-
ance categories as follows:
type items such as fuses, lamps, or electron
tubes.
Maintenance category
Code
j. O v e r h a u l . Normally, the highest de-
gree of maintenance performed by the Army
c . . . . . . . . . .. Operator/crew
in order to minimize time work in process
o . . . . . . . . . .. Organizational maintenance
is consistent with quality and economy of
F . . . . . . . . . . .. Direct support maintenance
operation. It consists of that maintenance
H . . . . . . . . . .. General support maintenance
necessary to restore an item to completely
serviceable condition as prescribed by main-
D . . . . . . . . . .. Depot maintenance
tenance standards in technical publications
for each item of equipment. Overhaul nor-
d. Column 4, Tools and Test Equipment.
mally does not return an item to like new,
Column 4 specifies, by code, those tools
zero mileage, or zero hour condition.
a n d test equipments required to perform
k. Rebuild. The highest degree of ma-
t h e designated function. The numbers ap-
t e r i e l maintenance. It consists of restoring
p e a r i n g in this column refer to specific
e q u i p m e n t as nearly as possible to new
tools and test equipment which are identi-
condition in accordance with original manu-
fied in table I.
f a c t u r i n g standards. Rebuild is performed
e. Column 5, Remarks. Self-explanatory.
only when required by operational consid-
A2-4. Explanation of Format of Table I,
e r a t i o n s or other paramount factors and
Too 1 and Test Equipment Require-
t h e n only at the depot maintenance cate-
ments
g o r y . Rebuild reduces to zero the hours
The columns in table I are as follows:
or miles the equipment, or component there-
of, has been in use.
a. Tools and Equipment. The numbers
in this column coincide with the numbers
l. Symbols. The uppercase letter placed in
u s e d in the tools and equipment column
the appropriate column indicates the lowest
o f the maintenance allocation chart. The
level at which that particular maintenance
n u m b e r s indicate the applicable tool for
function is to be performed.
the maintenance function.
A2-3. Explanation of Format
b. Maintenance Category. The codes in
this column indicate the maintenance cate-
a. C o l u m n 1 , G r o u p N u m b e r . N o t a p -
gory normally allocated the facilities.
plicable.
c. Nomenclature. This
column lists
b. Column 2, Functional Group. C o l u m n
t o o l s , test and maintenance equipment re-
2 lists the noun names of components,
q u i r e d to perform the maintenance func-
assemblies, subassemblies, and modules on
tions.
which maintenance is authorized.
d . Federal Stock Number. This column
c. Column 3, Maintenance Functions,
lists the Federal stock number of the specif-
Column 3 lists the maintenance category
ic tool or test equipment.
at which performance of the specific main-
t e n a n c e function is authorized. A u t h o r i -
e. Tool Number. Not used.
7
