Section I. INTRODUCTION
grinding, riveting, straightening, facing, remachining, or
resurfacing) to restore serviceability to an item by
This appendix provides a summary of the maintenance
correcting specific damage, fault, malfunction, or failure
operations for AN/SPS-64(V)5. It authorizes categories
in a part, subassembly, module (component or
of maintenance for specific maintenance functions on
assembly), end item, or system.
repairable items and components and the tools and
equipment required to perform each function. This
appendix may be used as an aid in planning
(service/action) necessary to restore an item to a
E-2. Maintenance Function
prescribed by maintenance standards (i.e., DMWR) in
Maintenance functions will be limited to and defined as
appropriate technical publications. Overhaul is normally
the highest degree of maintenance performed by the
a. Inspect. To determine the serviceability of an
Army. Overhaul does not normally return an item to like
item by comparing its physical, mechanical, and/or
electrical characteristics with established standards
k. Rebuild. Consists of those services/actions
b. Test. To verify serviceability and to detect
equipment to a like new condition in accordance with
incipient failure by measuring the mechanical or
original manufacturing standards. Rebuild is the highest
electrical characteristics of an item and comparing those
degree of materiel maintenance applied to Army
characteristics with prescribed standards.
equipment. The rebuild operation includes the act of
returning to zero those age measurements (hours,
c. Service. Operations required periodically to
keep an item in proper operating condition, i.e., to clean
(decontaminate), to preserve, to drain, to paint, or to
E-3. Column Entries
compressed air supplies.
a. Column 1, Group Number. Column 1 lists group
d. Adjust. To maintain, within prescribed limits, by
numbers, the purpose of which is to identify
bringing into proper or exact position, or by setting the
components, assemblies, subassemblies, and modules
operating characteristics to the specified parameters.
with the next higher assembly.
e. Align. To adjust specified variable elements of
b. Column 2, Component/Assembly. Column 2
an item to bring about optimum or desired performance.
contains the noun names of components, assemblies,
f. Calibrate. To determine and cause corrections
subassemblies, and modules for which maintenance is
to be made or to be adjusted on instruments or test
measuring and diagnostic equipments used in precision
c. Column 3, Maintenance Functions. Column 3
Consists of comparisons of two
lists the functions to be performed on the item listed in
instruments, one of which is a certified standard of
column 2. When items are listed without maintenance
known accuracy, to detect and adjust any discrepancy in
functions, it is solely for purpose of having the group
the accuracy of the instrument being compared.
numbers in the MAC and RPSTL coincide.
g. Install. The act of emplacing, seating, or fixing
d. Column 4, Maintenance Category. Column 4
into position an item, part, module (component or
specifies, by the listing of a "work time" figure in the
assembly) in a manner to allow the proper functioning of
appropriate subcolumn(s), the lowest level of
the equipment or system.
maintenance authorized to perform the function listed in
h. Replace. The act of substituting a serviceable
column 3. This figure represents the active time
like type part, subassembly, or module (component
required to perform that maintenance function at the
assembly) for an unserviceable counterpart.
indicated category of maintenance. If the number or
The application of maintenance
complexity of the tasks within the listed maintenance
services (inspect, test, service, adjust, align, calibrate,
function vary at different maintenance categories,
replace) or other maintenance actions (welding,
appropriate "work time" figures will be shown for each