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 TM 5-6350-264-14&P-4
NAVELEX EE 181-AA-OMI-050/E121 DT546 M9442
TO 31S9-2FSS9-1-4
k.
Rebuild.
Consists of those services/actions
maintenance levels, appropriate "work time" figures will
necessary for the restoration of unserviceable
be shown for each level. The number of man-hours
equipment to a like new condition in accordance with
specified by the "work time" figure represents the
original manufacturing standards. Rebuild is the highest
average time required to restore an item (assembly,
degree of materiel maintenance applied to Army
subassembly, component, module, end item, or system)
equipment. The rebuild operation includes the act of
to a serviceable condition under typical field operating
returning to zero those age measurements (hours/miles,
conditions.
This time includes preparation time,
etc.)
considered
in
classifying
Army
troubleshooting time, and quality assurance/quality
equipments/components.
control time in addition to the time required to perform
the specific tasks identified for the maintenance
B-3. COLUMN ENTRIES.
functions authorized in the maintenance allocation chart.
The symbol designations for the various maintenance
levels are as follows:
a. Column 1, Group Number. Column 1 lists group
numbers, the purpose of which is to identify
C ...............
Operator or crew
components, assemblies, subassemblies, and modules
with the next higher assembly.
O...............
Organization maintenance
b. Column 2, Component/Assembly. Column 2
F ...............
Direct support maintenance
contains the names of components, assemblies,
subassemblies, and modules for which maintenance is
H ...............
General support maintenance
authorized.
D ...............
Depot maintenance
c. Column 3, Maintenance Function. Column 3 lists
the functions to be performed on the item listed in
e. Column 5, Tools and Equipment. Column 5
column 2.
specifies, by code, those common tool sets (not
individual tools) and special tools, test, and support
d. Column 4, Maintenance Level. Column 4
equipment required to perform the designated function.
specifies, by the listing of a "work time" figure in the
appropriate subcolumn (s), the lowest level of
f. Column 6, Remarks. Column 6 contains an
maintenance authorized to perform the function listed in
alphabetic code which leads to the remark in section IV,
column 3. This figure represents the active time
Remarks, which is pertinent to the item opposite the
required to perform the maintenance function at the
particular code.
indicated level of maintenance. If the number of
complexity of the tasks within the listed maintenance
function
varies
at
different
B-2
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