TM 11-6625-444-14-2
MAINTENANCE ALLOCATION
Section I. INTRODUCTION
f. Calibrate. To determine and cause correc-
B-1. General
tions to be made or to be adjusted on instru-
ments or test measuring and diagnostic equip-
This appendix provides a summary of the main-
ment used in precision measurement. Consists
tenance operations for AN/GSM-64C. It author-
of the comparison of two instruments, one of
izes categories o f maintenance for specific
which is a certified standard of known accuracy,
maintenance functions on repairable items and
t o detect and adjust any discrepancy in the
components a n d t h e t o o l s a n d equipment
accuracy of the instrument being compared.
This
required to perform each function.
appendix may be used as an aid in planning
maintenance operations.
g. Install. The act of emplacing, seating, or
fixing into position an item, part, module (com-
ponent or assembly) in a manner to allow the
B-2. Maintenance Function
proper functioning of the equipment/system.
Maintenance functions will be limited to and
h. Replace. The act of substituting a service-
defined as follows:
able like-type part, subassembly, module (com-
ponent or assembly) for an unserviceable coun-
a. Inspect. To determine the serviceability of
terpart.
an item by comparing its physical, mechanical,
and/or electrical characteristics with established
standards through examination.
i. Repair. The application of maintenance ser-
vices (inspect, test, service, adjust, align, cali-
b r a t e , replace) or other maintenance actions
b. Test. To verify serviceability and to detect
(welding, grinding, riveting, straightening, facing,
incipient failure by measuring the mechanical or
remachining, or resurfacing) to restore servicea-
electrical characteristics of an item and compar-
bility to an item by correcting specific damage,
ing those characteristics with prescribed stan-
fault, malfunction, or failure in a part, subas-
dards.
sembly, module/component/assembly, end item
or system.
c. Service. Operations required periodically
to keep an item in proper operating condition;
j. Overhaul. That periodic maintenance effort
i.e., to clean, preserve, drain, paint, or to re-
(service/action) necessary to restore an item to
plenish fuel/lubricants/hydraulic fluids or com-
a completely serviceable/operational condition
pressed air supplies.
as prescribed by maintenance standards (e.g.,
DWR) in appropriate technical publications. O-
d. Adjust. Maintain within prescribed limits by
verhaul is normally the highest degree of main-
bringing into proper or exact position, or by set-
tenance performed by the Army. Overhaul does
ting the operating characteristics to the specified
not normally return an item to like-new condi-
parameters.
tion.
e. Align. To adjust specified variable elements
k. Rebuild. Consists of those services/-ac-
of an item to about optimum or desired perfor-
tions necessary for the restoration of unservice-
mance.
