I n s t a l l .
The act of emplacing, seating, or fixing into position an
item, part, module (component or assembly) in a manner to allow the proper functioning
of the equipment or system.
The act of substituting a serviceable type part, subassembly,
or module for an unserviceable counterpart.
R e p a i r. The application of maintenance services (inspect, test, service,
adjust, aline, calibrate, replace) or other maintenance actions (welding, grinding,
riveting, straightening, facing, remachining, or resurfacing) to restore service-
ability to an item by correcting specific damage, fault, malfunction, or failure
in a part, subassemlby, module (component or assembly), end item or system.
The maintenance effort (service/action) necessary to restore
an item to a completely serviceable/operational condition as prescribed by mainten-
ance standards in appropriate technical publications.
Overhaul is normally the
highest degree of maintenance performed by the Army. Overhaul does not normally
return an item to like new condition.
Consists of those services/actions necessary for the restoration
of unserviceable equipment to a like new condition in accordance with original
Rebuild is the highest degree of materiel maintenance
applied to Army equipment.
The rebuild operation includes the act of returning
to zero those age measurements (hours, miles, etc.) considered in classifying
B-3. COLUMN ENTRIES (SECTION II).
Column 1 lists group numbers. The purpose
is to identify components, assemblies, subassemblies, and modules with the next
b. Column 2.
Column 2 contains the noun names of
components, assemblies, subassemblies, and modules for which maintenance is
Column 3 lists the functions to
be performed on the item listed in column 2.
When items are listed without
maintenance functions, it is solely for the purpose of having the group number
in the MAC and RPSTL coincide.
Column 4 specifies, by the listing
of work time figures in the appropriate subcolumn(s), the lowest level of
maintenance authorized to perform the function listed in column 3.
represents the active time required to perform that maintenance function at the
indicated category of maintenance.
If the number or complexity of the tasks
within the listed maintenance function vary at different maintenance categories,
appropriate work time figures will be shown for each category.
of task-hours specified by the work time figure represents the average time
required to restore an item (assembly, subassembly, component, module, end item