TM 11-6625-2724-12
MAINTENANCE ALLOCATION
Section I. INTRODUCTION
like-type part, subassembly, model (component or
C-1. General
assembly) for an unserviceable counterpart.
This appendix provides a summary of the main-
i. Repair. The application of maintenance ser-
tenance operations for ME-202C/U. It authorizes
vices (inspect, test, service, adjust, align, calibrate,
categories of maintenance for specific maintenance
replace) or other maintenance actions (welding,
functions on repairable items and components and
grinding,
riveting,
straightening,
facing,
the tools and equipment required to perform each
remachining, or resurfacing) to restore serviceability
function. This appendix may be used as an aid in
to an item by correcting specific damage, fault,
planning maintenance operations.
malfunction, or failure in a part, subassembly,
C-2. Maintenance Function
module/component /assembly, end item or system.
Maintenance functions will be limited to and defined
This function does not include the trial and error
as follows:
replacement of running spare type items such as
a. Inspect. To determine the serviceability of an
fuses, lamps, or electron tubes.
item by comparing its physical, mechanical, and/or
j. Overhaul. That periodic maintenance effort
electrical characteristic with established standards
(service/action) necessary to restore an item to a
through examination.
completely serviceable/operational condition as
b. Test. To verify serviceability and to detect
prescribed by maintenance standards (e.g., DMWR)
incipient failure by measuring the mechanical or
in appropriate technical publications. Overhaul is
electrical characteristics of an item and comparing
normally the highest degree of maintenance per-
those characteristics with prescribed standards.
formed by the Army. Overhaul does not normally
c. Service. Operations required periodically to
return an item to like-new condition.
keep an item in proper operating condition, i.e., to
k. Rebuild. Consists of those services/actions
clean, preserve, drain, paint, or to replenish
necessary for the restoration of unserviceable
fuel/lubricants/hydraulic fluids or compressed air
equipment to a like-new condition accordance with
supplies.
original manufacturing standards. Rebuild is the
d. Adjust. Maintain within prescribed limits by
highest degree of material maintenance applied to
bringing into proper or exact position, or by setting
Army equipment. The rebuild operation includes the
the operating characteristics to the specified
act of returning to zero those age measurements
parameters.
(hours, miles, etc) considered in classifying Army
e. Align. To adjust specified variable elements of
equipment/components.
an item to about optimum or desired performance.
C-3. Column Entries
f. Calibrate. To determine and cause corrections
a. Column 1, Group Number. Column 1 lists
to be made or to be adjusted on instruments or test
group numbers, the purpose of which is to identify
measuring and diagnostic equipment used in
c o m p o n e n t s , assemblies, subassemblies and
precision measurement. Consists of the comparison
modules with the next higher assembly.
of two instruments, one of which is a certified
b. Column 2, Component/Assembly. Column 2
standard of known accuracy, to detect and adjust
contains the noun names of components, assemblies,
any discrepancy in the accuracy of the instrument
subassemblies, and modules for which maintenance
being compared.
is authorized.
g. lnstall. The act of emplacing, seating, or
c. Column 3, Maintenance Functions. Column 3
fixing into position an item, part, module (com-
lists the functions to be performed on the item listed
ponent or assembly) in a manner to allow the proper
in column 2. When items are listed without main-
functioning of the equipment/system.
tenance functions, it is solely for purpose of having
h. Replace. The act of substituting a serviceable
