Appendix B. MAINTENANCE ALLOCATION - TM-11-5825-270-230037

TM 11-5825-270-23

APPENDIX B

MAINTENANCE ALLOCATION

Section I. INTRODUCTION

i. Repair.

The application of maintenance

B-1. General

services (inspect, test, service, adjust, align, calibrate,

replace) or other maintenance actions (welding, grinding,

This appendix provides a summary of the maintenance

riveting straightening, facing remachining or resurfacing)

operations for the R-2176/FRN. It authorizes categories

to restore serviceability to an item by correcting specific

of maintenance for specific maintenance functions on

damage, fault, malfunction, or failure in a part,

repairable items and components and the tools and

subassembly, module (component or assembly), end

equipment required to perform each function. This

item, or system.

appendix may be used as an aid in planning

j. Overhaul.

That

maintenance

effort

maintenance operations.

(service/action) necessary to restore an item to a

B-2. Maintenance Function

completely

serviceable/operational

condition

prescribed by maintenance standards (i.e., DMWR) in

appropriate technical publications. Overhaul is normally

Maintenance functions will be limited to and defined as

the highest degree of maintenance performed by the

follows:

a. Inspect. To determine the serviceability of an

Army. Overhaul does not normally return an item to like

new condition.

item by comparing its physical, mechanical, and/or

k. Rebuild. Consists of those services/actions

electrical characteristics with established standards

necessary for the restoration of unserviceable equipment

through examination.

b. Test. To verify serviceability and to detect

to a like new condition in accordance with original

manufacturing standards. Rebuild is the highest degree

incipient failure by measuring the mechanical or

of materiel maintenance applied to Army equipment.

electrical characteristics of an item and comparing those

The rebuild operation includes the act of returning to

characteristics with prescribed standards.

c. Service. Operations required periodically to

zero those age measurements (hours, miles, etc.)

considered in classifying Army equipments/components.

keep an item in proper operating condition, i.e., to clean

(decontaminate), to preserve, to drain, to paint, or to

B-3. Column Entries

replenish fuel, lubricants, hydraulic fluids, or 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.

e. Align. To adjust specified variable elements of

with the next higher assembly.

b. Column 2, Component/Assembly. Column 2

an item to bring about optimum or desired performance.

f. Calibrate. To determine and cause corrections

contains the noun names of components, assemblies,

subassemblies, and modules for which maintenance is

to be made or to be adjusted on instruments or test

authorized.

measuring and diagnostic equipments used in precision

c. Column 3, Maintenance Functions. Column 3

measurement.

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.

g. Install. The act of emplacing, seating, or fixing

numbers in the MAC and RPSTL coincide.

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.

h. Replace. The act of substituting a serviceable

maintenance authorized to perform the function listed in

like type part, subassembly, or module (component or

assembly) for an unserviceable counterpart.

B-1