TM 11-6625-2950-13
MAINTENANCE ALLOCATION
Section I. INTRODUCTION
i. Repair. The application of maintenance services
D - 1 . General
(inspect, test, service, adjust, align, calibrate, replace) or
This appendix provides a summary of the maintenance
other maintenance actions (welding, grinding, riveting,
operations for the test set group. It authorizes categories
straightening, facing, remachining, or resurfacing) to
of maintenance for specific maintenance functions on
restore serviceability to an item by correcting specific
repairable items and components and the tools and
damage, fault, malfunction, or failure in a part, subassem-
equipment required to perform each function. This
bly, module (component or assembly), end item, or
appendix may be used as an aid in planning maintenance
system.
operations.
j. Overhaul. That maintenance effort (service/
action) necessary to restore an item to a completely
D-2. Maintenance Function
serviceable/operational condition as prescribed by main-
tenance standards (i.e., DMWR) in appropriate technical
Maintenance functions will be limited to and defined
publications. Overhaul is normally the higest degree of
as follows:
maintenance performed by the Army. Overhaul does not
a. Inspect. To determine the serviceability of an
normally return an item to like new condition.
item by comparing its physical, mechanical, and/or
k. Rebuild. Consists of those services/actions
electrical characteristics with established standards
necessary for the restoration of unserviceable equipment
through examination.
to a like new condition in accordance with original
b. Test. To verify serviceability and to detect incipi-
manufacturing standards. Rebuild is the highest degree
ent failure by measuring the mechanical or electrical
of materiel maintenance applied to Army equipment.
characteristics of an item and comparing those character-
The rebuild operation includes the act of returning to
istics with prescribed standards.
zero those age measurements (hours, miles, etc.) consider-
c. Service. Operations required periodically to keep
ed in classifying Army equipments/components.
an item in proper operating condition, i.e., to clean
(decontaminate), to preserve, to drain, to paint, or to
D2-3. Column Entries
replenish fuel, lubricants, hydraulic fluids, or compressed
a. Column 1, Group Number. Column 1 lists group
air supplies.
numbers, the purpose of which is to identify components,
d. Adjust. To maintain, within prescribed limits,
assemblies, subassemblies, and modules with the next
by bringing into proper or exact position, or by setting
higher assembly.
the operating characteristics to the specified parameters.
b. Column 2, Component/Assembly. Column 2
e. Align. To adjust specified variable elements of
contains the noun names of components, assemblies,
an item to bring about optimum or desired performance.
subassemblies, and modules for which maintenance is
f. Calibrate. To determine and cause corrections to
authorized.
be made or to be adjusted on instruments or test
c. Column 3, Maintenance Functions. Column 3
measuring and diagnostic equipments used in precision
lists the functions to be performed on the item listed in
measurement. Consists of comparisons of two instru-
column 2. When items are listed without maintenance
ments, one of which is a certified standard of known
functions, it is solely for purpose of having the group
accuracy, to detect and adjust any discrepancy in the
numbers in the MAC and RPSTL coincide.
accuracy of the instrument being compared.
d. Column 4, Maintenance Category. Column 4
g. Install. The act of emplacing, seating, or fixing
specifies, by the listing of a "work time" figure in the
into position an item, part, module (component or
appropriate subcolumn(s), the lowest level of mainte-
assembly) in a manner to allow the proper functioning of
nance authorized to perform the function listed in
the equipment or system.
column 3. This figure represents the active time required
h. Replace. The act of substituting a serviceable
to perform that maintenance function at the indicated
like type part, subassembly, or module (component or
category of maintenance. If the number or complexity of
assembly) for an unserviceable counterpart.
