APPENDIX B. MAINTENANCE ALLOCATION - TM-11-6625-3023-140050

TM 11-6625-3023-14/ET904-AA-MMA-010/E154 TS3684/TO 33A1-12-1173-1

APPENDIX B

MAINTENANCE ALLOCATION

Section I. INTRODUCTION

B-1. General. This appendix provides a summary of

by comparing its physical, mechanical, and/or electrical

characteristics with established standards through

the maintenance operations for the Test Set, Electric

examination.

Surge Arrestors TS-3684( )/T. It authorizes categories

b. Test. To verify serviceability and to detect

of maintenance for specific maintenance functions on

incipient failure by measuring the mechanical or

repairable items and components and the tools and

electrical characteristics of an item and comparing those

equipment required to perform each function.

characteristics with prescribed standards.

c. Service. Operations required periodically to keep

B-2.

Maintenance Concept.

Three levels of

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

maintenance shall be utilized for the equipment a

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

follows:

replenish fuel, lubricants, hydraulic fluids, or

compressed air supplies.

Organizational Level

d. Adjust. To maintain, within prescribed limits, by

General Support Level

bringing into proper or exact position, or by setting the

Depot Level.

a. Organization Maintenance. That maintenance

operating characteristics to the specified parameters.

e. Align. To adjust specified variable elements of an

which is the responsibility of and performed by a using

item to bring about optimum or desired performance.

organization on its assigned equipment. Its phases

f. Calibrate. To determine and cause corrections to

normally consist of inspecting, servicing, lubricating, and

be made or to be adjusted on instruments or test

adjusting, and the replacement o parts, minor

measuring and diagnostic equipments used in precision

assemblies and subassemblies. This level is designated

measurement.

Consists of comparisons of two

by an O in the Maintenance Category columns in

instruments, one of which is a certified standard of

Section II.

b. General Support Maintenance. That maintenance

known accuracy, to detect and adjust any discrepancy in

the accuracy of the instrument being compared.

which is the responsibility of and performed by

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

designated maintenance activities to support lower level

position an item, part, or module (component or

activities. General Support Maintenance is normally

assembly) in a manner to allow the proper functioning of

accomplished in fixed shops. This level is designated

the equipment or system.

by an H in the Maintenance Category columns in

h. Replace. The act of substituting a serviceable like

Section II.

c. Depot Maintenance. That maintenance which is

type part, subassembly, or module (component or

assembly) for an unserviceable counterpart.

the responsibility of and performed by designated

i. Repair. The application of maintenance service

maintenance activities, to augment stocks of

(inspect, test, service, adjust, align, calibrate, or replace)

serviceable material, and to support lower level

or other maintenance actions (welding, grinding,

activities by the use of more extensive shop facilities,

riveting, straightening, facing, remachining, or

equipment and personnel of higher technical skills than

resurfacing) to restore serviceability to an item by

are available at the lower level of maintenance. Its

correcting specific damage, fault, malfunction, or failure

phases normally consist of inspection, test, repair,

in a part, subassembly, module (component or

modification, alteration, modernization, conversion,

assembly), end item, or system.

overhaul reclamation, rebuild of parts, assemblies,

j. Overhaul. That maintenance effort (service/ action)

subassemblies, components, equipment end items, and

necessary to restore an item to a completely

weapon systems; and the manufacture of critical

serviceable/operational condition as prescribed by

nonavailable parts. Depot Maintenance is normally

maintenance standards (i.e., DMWR) in appropriate

accomplished in fixed shops. This level is designated

technical publications. Overhaul is normally the highest

by a D in the Maintenance Category columns in Section

degree of maintenance performed by the

II.

B-3. Maintenance Function. Maintenance functions

for the Test Set, Electric Surge Arrestor TS-3684( )/T

are defined as follows:

a. Inspect. To determine the serviceability of an item

B-1