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TM 9-4120-367-14
TM 07592B-14/1
B.2.9
Repair. The application of maintenance services1 including fault location/troubleshooting2 removal/installa-
tion. and disassembly/assembly3 procedures, and maintenance action4 to identify troubles and restore serviceability to
an item by correcting specific damage, fault, malfunction, or failure in a part, subassembly, module (component or as-
sembly), and item, or system.
B.2.10 Overhaul. That maintenance effort (service/action) prescribed to restore an item to completely serviceable/
operational condition as required by maintenance standards in appropriate technical publications (i.e., DMWR).
Overhaul in normally the highest degree of maintenance
performed by the Army. Overhaul does not normally return
an item to like new condition.
B.2.11 Rebuild. Consists of those services/actions necessary for the restoration of unserviceable equipment to a like-
new condition in acccordance with original manufacturing standards.
Rebuild is the highest degree of material
maintenance applied to Army equipment. The rebuild operation includes the act of returning to zero those age measure-
ments (hours, miles, etc.) considered in classifying Army equipment and components.
B.3.1 Column 1 - Group Number. Column 1 lists functional group code numbers, the purpose of which is to identify
maintenance signification components, assemblies, subassemblies, and modules with the next higher assembly.
B.3.2 Column 2 - Component/Assembly. Column 2 contains the names of components, assemblies, subassemblies,
and modules for which maintenance is authorized.
B.3.3 Column 3 - Maintenance Function. Column 3 lists the functions to be performed on the item listed in column
2. (FOr detailed explanation of these functions, see paragraph B.2).
2Fault location/troubleshooting -The process of investigating the detecting the cause of equipment malfunction-
ing; the act of isolating a fault within a system or unit under test (UUT).
3Disassembly/assembly - The step-by-step breakdown (taking apart) of a spare/functional group coded item to
the level of its least component, that is assigned as SMR code for the level of maintenance under consideration
(i.e., identification as maintenance significant).
4Actions - Welding, grinding, riveting, straightening, facing, machining, and/or resurfacing.
B-2
1Service - Inspect, test, service, adjust, aline, calibrate, and/or replace.
B.3 EXPLANATION OF COLUMNS IN THE MAC. SECTION II.
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