Appendix C: MAINTENANCE ALLOCATION

TM 11-5815-206-12 /TO 31W4-2PGC1-61

APPENDIX C

MAINTENANCE ALLOCATION

Section 1. INTRODUCTION

i. Repair. T h e a p p l i c a t i o n o f m a i n t e n a n c e

C-1. General

s e r v i c e s (inspect, test, service, a d j u s t , align,

This appendix provides a summary of the main-

calibrate, replace) or other maintenance actions

tenance operations f o r t h e A N / P G C - 1 a n d

(welding, grinding, riveting, straightening,

AN/PGC-3.

authorizes

categories

main-

facing, remachining, o r resurfacing) to restore

t e n a n c e for specific m a i n t e n a n c e functions on

s e r v i c e a b i l i t y to an item by correcting specific

reparable items and components and the tools and

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

equipment required to perform each function. This

subassembly, module/component /assembly, end

a p p e n d i x may be used as an aid in planning

item or system.

maintenance operations.

j. Overhaul. That periodic maintenance effort

C-2. Maintenance Function

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

Maintenance functions will be limited to and

c o m p l e t e l y serviceable/operational condition as

defined as follows:

prescribed by maintenance standards (e.g.,

a. Inspect. To determine the serviceability of an

D M W R ) in appropriate technical publications.

item by comparing its physical, mechanical, and/

Overhaul is normally the highest degree of

established

characteristics

with

electrical

m a i n t e n a n c e performed by the Army. Overhaul

standards through examination.

d o e s not normally return an item to like-new

b. Test. To verify serviceability and to detect

condition.

incipient failure by measuring the mechanical or

k. Rebuild. Consists of those services/actions

electrical characteristics of an item and comparing

n e c e s s a r y for the restoration of unserviceable

those characteristics with prescribed standards.

equipment to a like-new condition in accordance

c. Service. Operations required periodically to

with original manufacturing standards. Rebuild is

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

the highest degree of materiel maintenance applied

c l e a n , preserve, drain, p a i n t , or to replenish

to Army equipment. The rebuild operation includes

fuel/lubricants/hydraulic fluids or compressed air

the

act

returning

zero

those

age

supplies.

measurements (hours, miles, etc.) considered in

d. Adjust. M a i n t a i n w i t h i n prescribed limits

classifying Army equipment/components.

by bringing into proper or exact position, or by

C-3. Column Entries

setting the operating characteristics to the

a. Column 1, Group Number. C o l u m n 1 lists

specified parameters.

group numbers, the purpose of which is to identify

e. Align. To adjust specified variable elements

components, assemblies, subassemblies and

o f an item to about optimum or desired per-

modules with the next higher assembly.

formance.

b. Column 2, Component/Assembly. Column 2

f. Calibrate. To determine and cause corrections

contains the noun names of components, assem-

to be made or to be adjusted on instruments or

blies, subassemblies,

and modules for which

test measuring and diagnostic equipment used in

maintenance is authorized.

precision measurement. Consists of the comparison

c. Column 3, Maintenance Functions. Column 3

of two instruments, one of which is a certified

lists the functions to be performed on the item

standard of known accuracy, to detect and adjust

listed in clumn 2.

any discrepancy in the accuracy of the instrument

d. Column 4, Maintenance Category. Column 4

being compared.

specifies, by the listing of a "worktime" figure in

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

the appropriate subcolumn(s), the lowest level of

fixing into position an item, part, module (com-

maintenance authorized to perform the function

p o n e n t or assembly) in a manner to allow the

l i s t e d in column 3. This figure represents the

proper functioning of the equipment/system.

active time required to perform that maintenance

h. Replace. The act of substituting a serviceable

function at the indicated category of maintenance.

like-type part, subassembly, model (component or

If the number or complexity of the tasks within

assembly) for an unserviceable counterpart.

C-1