TM 11-6625-2629-14&P
APPENDIX C
MAINTENANCE ALLOCATION
Section I. INTRODUCTION
C-1. General
(component or assembly) in a manner to allow the
proper functioning of the equipment/system.
This appendix provides a summary of the
h. Replace. The act of substituting a ser-
m a i n t e n a n c e operations for ME-57A/U. It
viceable like-type part, subassembly, model
authorizes categories of maintenance for specific
(component or assembly) for an unserviceable
maintenance functions on repairable items and
counterpart.
components and the tools and equipment required
i. Repair. The application of maintenance ser-
to perform each function. This appendix may be
vices ( i n s p e c t , test, service, adjust, align,
u s e d as an aid in planning maintenance
calibrate, replace) or other maintenance actions
operations.
(welding, grinding, riveting, straightening,
C-2. Maintenance Function
facing, remachining, or resurfacing) to restore
Maintenance functions will be limited to and
serviceability y to an item by correcting specific
defined as follows:
damage, fault, malfunction, or failure in a part,
a. Inspect. To determine the serviceability of
subassembly, module/component/assembly, end
an item by comparing its physical, mechanical,
item or system.
and/or electrical characteristics with established
j. Overhaul That periodic maintenance effort
standards through examination.
(service/action) necessary to restore an item to a
b. Test. To verify serviceability and to detect
completely serviceable/operational condition as
incipient failure by measuring the mechanical or
prescribed by maintenance standards (e.g.,
electrical characteristics of an item and com-
DWR) in appropriate technical publications.
paring those characteristics with prescribed
Overhaul is normally the highest degree of
standards.
maintenance performed by the Army. Overhaul
c. Service. Operations required periodically to
does not normally return an item to like-new
keep an item in proper operating condition, i.e.,
condition.
to clean, preserve, drain, paint, or to replenish
k. Rebuild. Consists of those services/actions
fuel/lubricants/hydraulic fluids or compressed air
necessary for the restoration of unserviceable
supplies.
equipment to a like-new condition in accordance
d. Adjust. Maintain within prescribed limits by
with original manufacturing standards. Rebuild
bringing into proper or exact position, or by
is the highest degree of materiel maintenance
setting the operating characteristics to the
a p p l i e d to Army equipment. The rebuild
specified parameters.
operation includes the act of returning to zero
e. Align. To adjust specified variable elements
those age measurements (hours, miles, etc. )
of an item to about optimum or desired per-
c o n s i d e r e d in classifying A r m y e q u i p -
formance.
ment/components.
f. Calibrate. To determine and cause correc-
C-3. Column Entries
tions to be made or to be adjusted on instruments
or test measuring and diagnostic equipment used
a. Column 1, Group Number. Column 1 lists
in precision m e a s u r e m e n t . Consists of the
group numbers, the purpose of which is to
comparison of two instruments, one of which is a
identify components, assemblies, subassemblies
certified standard of known accuracy, to detect
and modules with the next higher assembly.
.
and adjust any discrepancy in the accuracy of the
b. Column 2, Component/Assembly. Column 2
instrument being compared.
contains t h e noun names of components,
g. Install. The act of emplacing, seating, or
assemblies, subassemblies, and modules for
fixing into position an item, part, module
which maintenance is authorized.
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C-1
