TM 5-6675-312-14
(9) Repair. The application of maintenance services (inspect, test, service, adjust, align, calibrate, or replace)
or other maintenance actions (welding, grinding, riveting, straightening, facing, remachining or resurfacing)
to restore serviceability to an item by correcting specific damage, fault, malfunction, or failure in a part,
sub-assembly, module (component or assembly), end item, or system.
(10) Overhaul. That maintenance effort (service/action) necessary to restore an item to a completely
serviceable/operational condition as prescribed by maintenance standards (i.e., DMWR) in appropriate
technical publications. Overhaul is normally the highest degree of maintenance performed by the Army.
Overhaul does not normally return an item to a like new condition.
(11) Rebuild. Consists of those services/actions necessary for the restoration of unserviceable equipment to a
like new condition in accordance 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 measurements (hours/miles, etc.) considered in classifying Army equipments/components.
d. Column 4, Maintenance Level. This column is made up of sub-columns for each category of maintenance.
Work time figures are listed in these sub-columns for the lowest level of maintenance authorized to perform the
function listed in Column 3. These figures indicate the average active time required to perform the maintenance
function at the indicated category of maintenance under typical field operating conditions.
e. Column 5, Tools and Equipment. This column is provided for referencing by code, the common tool sets (not
individual tools) special tools, test and support equipment required to perform the designated function.
C-3
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