Appendix B: MAINTENANCE ALLOCATION CHART

TM 32-5865-218-24&P

MAINTENANCE ALLOCATION CHART

Section I.

INTRODUCTION

General.

a. The maintenance allocation chart identifies the maintenance

It assigns each of those

operations that must be performed.

operations to the lowest level of maintenance authorized to perform

the complete task, or any part of the task, in terms of availability

of time, tools, test and support equipment, skills and employment of

the subsystem.

b. The Maintenance Allocation Chart (MAC) in Section II

designates overall responsibility for the performance of maintenance

functions for the Countermeasures Panel Indicator ID-2300/ALQ-151(V)

and Countermeasures Control C-11124/ALQ-151(V).

Section III lists the special tools and test equipment

required for each maintenance function as referenced from Section II.

Section IV contains supplemental instructions on explanatory

notes for a particular maintenance function.

Maintenance Functions.

Inspect. To determine the serviceability of an item by

comparing its physical, mechanical and/or electrical characteristics

with established standards through examination.

b. Test. To verify serviceability and detect incipient failure

by measuring the mechanical or electrical characteristics of an item

and comparing those characteristics with prescribed standards.

Operations required periodically to keep an item in

c. Service.

proper operating condition; i.e., to clean (decontaminate), preserve,

drain, paint or replenish fuel, lubricants, hydraulic fluids, or

compressed air supplied.

To maintain, within prescribed limits, by bringing

d. Adjust.

into proper or exact position, or by setting the operating

characteristics to specified parameters.

e. Align. To adjust specified variable elements of an item to

bring about optimum or desired performance.

f. Calibrate. To determine and cause corrections to be made or

to be adjusted on instruments or test, measuring and diagnostic

equipments used in precision measurement. Consists of comparisons of

two instruments, one of which is a certified standard of known

accuracy: to detect and adjust any discrepancy in the accuracy of the

instrument being compared.