APPENDIX C MAINTENANCE ALLOCATION - TM-11-5935-212-13P0013

TM 11-5935-212-13P

APPENDIX C

MAINTENANCE ALLOCATION

Section I. INTRODUCTION

part.

C-1.

General

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 s e r v -

T h i s appendix provides a summary of the mainte-

i c e s (inspect, test, service, adjust, align, calibrate,

nance operations for U-185A/G and U-185B/G. It

replace) or other maintenance actions (welding,

a u t h o r i z e s categories of maintenance for specific

grinding, riveting, straightening, facing, re-

maintenance functions on repairable items and

machining, or resurfacing) to restore serv-

c o m p o n e n t s and the tools and equipment required

iceability to an item by correcting specific damage,

to perform each function. This appendix may be

f a u l t , malfunction, or failure in a part, subassem-

used as an aid in planning maintenance opera-

b l y , module (component or assembly), end item, or

tions.

system. This function does not include the trial and

error replacement of running spare type items

C-2.

Maintenance

Function

such as fuses, lamps, or electron tubes.

M a i n t e n a n c e functions will be limited to and de-

j. Overhaul. That maintenance effort (service

fined as follows:

action) necessary to restore an item to a completely

a. Inspect. To determine the serviceability of an

s e r v i c e a b l e / o p e r a t i o n a l condition as prescribed by

i t e m by comparing its physical, mechanical, and/or

m a i n t e n a n c e standards (i.e., DMWR) in appropri-

electrical characteristics with established stand-

ate technical publications. Overhaul is normally

ards through examination.

the highest degree of maintenance performed by

b. Test. To verify serviceability and to detect in-

t h e Army. Overhaul does not normally return an

cipient failure by measuring the mechanical or

item to like new condition.

e l e c t r i c a l characteristics of an item and comparing

k. Rebuild. Consists of those services actions

t h o s e characteristics with prescribed standards.

necessary for the restoration of unserviceable

c. Service. O p e r a t i o n s r e q u i r e d p e r i o d i c a l l y t o

e q u i p m e n t to a like new condition in accordance

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

w i t h original manufacturing standards. Rebuild is

clean (decontaminate), to preserve, to drain, to

the highest degree of materiel maintenance

paint, or to replenish fuel, lubricants, hydraulic

a p p l i e d to Army equipment. The rebuild operation

fluids, or compressed air supplies.

includes the act of returning to zero those age

d. Adjust. To maintain, within prescribed limits,

measurements (hours, miles, etc.) considered in

by bringing into proper or exact position, or by

classifying Army equipments/components.

setting the operating characteristics to the

specified parameters.

C-3.

Column

Entries

e. Align. To adjust specified variable elements of

a. Column 1, Group Number. Column 1 lists

an item to bring about optimum or desired perfor-

group numbers, the purpose of which is to identify

mance.

c o m p o n e n t s , assemblies, subassemblies, and mod-

f. Calibrate. To determine and cause corrections

u l e s with the next higher assembly.

to be made or to be adjusted on instruments or test

b. Column 2, Component/Assembly. Column 2

m e a s u r i n g and diagnostic equipments used in pre-

contains the noun names of components, as-

cision measurement. Consists of comparisons of

semblies, subassemblies, and modules for which

two instruments, one of which is a certified stand-

maintenance is authorized.

a r d of known accuracy, to detect and adjust any

discrepancy in the accuracy of the instrument

c . Column 3, Maintenance Functions. C o l u m n 3

being compared.

lists the functions to be performed on the item

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

l i s t e d in column 2. When items are listed without

i n t o position an item, part, module (component or

m a i n t e n a n c e functions, it is solely for purpose of

a s s e m b l y ) in a manner to allow the proper func-

having the group numbers in the MAC and RPSTL

tioning of the equipment or system.

coincide.

d . Column 4, Maintenance Category. C o l u m n 4

h. Replace. The act of substituting a serviceable

like type part, subassembly, or module (compo-

specifies, by the listing of a "work time" figure in

nent or assembly) for an unserviceable counter-

t h e appropriate subcolumn(s), the lowest level of