TM 11-6625-444-14-1
MAINTENANCE
ALLOCATION
Section I. INTRODUCTION
h. Replace. The act of substituting a ser-
C-1. General
viceable like-type part, subassembly, module
This appendix provides a summary of the
(component or assembly) for an unserviceable
maintenance operations for AN/GSM-64B. It
counterpart.
authorizes categories of maintenance for specific
i. Repair. The application of maintenance
maintenance functions on repairable items and
services (inspect, test, service, adjust, align,
components and the tools and equipment required
calibrate, replace) or other maintenance actions
to perform each function. This appendix may be
( w e l d i n g , grinding, riveting, straightening,
used as an a i d in planning maintenance
facing, remachining, or resurfacing) to restore
operations.
serviceability to an item by correcting specific
C-2. Maintenance Function
damage, fault, malfunction, or failure in a part,
Maintenance functions will be limited to and
subassembly, module/component/assembly, end
defined as follows:
item or system.
a. Inspect. To determine the serviceability of
j. Overhaul. That periodic maintenance effort
an item by comparing its physical, mechanical,
(service/action) necessary to restore an item to a
and/or electrical characteristics with established
completely serviceable/operational condition as
standards through examination.
prescribed by maintenance standards (e.g.,
b. Test. To verify serviceability and to detect
DWR) in appropriate technical publications.
incipient failure by measuring the mechanical or
Overhaul is normally the highest degree of
electrical characteristics of an item and com-
maintenance performed by the Army. Overhaul
paring those characteristics with prescribed
does not normally return an item to like-new
standards.
condition.
c. Service. Operations required periodically to
k. Rebuild. Consists of those services/actions
keep an item in proper operating condition; i.e.,
necessary for the restoration of unserviceable
to clean, preserve, drain, paint, or to replenish
equipment to a like-new condition in accordance
fuel/lubricants/hydraulic fluids or compressed air
with original manufacturing standards. Rebuild
supplies.
is the highest degree of materiel maintenance
d. Adjust. Maintain within prescribed limits
a p p l i e d to Army equipment. The rebuild
by bringrng into proper or exact position, or by
operation includes the act of returning to zero
setting the operating characteristics to the
those age measurements (hours, miles, etc.)
specified parameters.
considered in classifying Army equip-
e. Align. To adjust specified variable elements
ment/components.
of an item to about optimum or desired per-
C-3. Column Entries
formance.
a. Column 1, Group Number. Column 1 lists
f. Calibrate. To determine and cause correc-
group numbers, the purpose of which is to
tions to be made or to be adjusted on instruments
identify components, assemblies, subassemblies,
or test measuring and diagnostic equipment used
and module with the next higher assembly.
in precision measurement. C o n s i s t s of the
b. Column 2, Component/Assembly. Column 2
comparison of two instruments, one of which is a
c o n t a i n s the noun names o f components,
certified standard of known accuracy, to detect
assemblies, subassemblies, and modules
for
and adjust any discrepancy in the accuracy of the
which maintenance is authorized.
instrument being compared.
c. Column 3, Maintenance Functions. Column
g. Install. The act of emplacing, seating, or
3 lists the functions to be performed on the item
fixing into position an item, part, module (corn-
listed in column 2.
ponent or assembly) in a manner to allow the
d. Column 4, Maintenance Category. Column 4
proper functioning of the equipment/system.
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