APPENDIX A MAINTENANCE ALLOCATION CHART

TM 10-3930-623-12

APPENDIX A

MAINTENANCE ALLOCATION CHART

Section I. INTRODUCTION

A-1. General

a. This section provides a general explanation of all maintenance and repair functions authorized at various

maintenance levels.

b. Section II designates overall responsibility for the performance of maintenance functions on the identified end

item or component. The implementation of the maintenance functions upon the end item or component will be consistent

with the assigned maintenance functions.

c. Section III lists the special tools and test equipment required for each maintenance function as referenced from

Section II. Not Applicable .

d. Section IV contains supplemental instructions, explanatory notes and or illustrations required for a particular

maintenance function. Not Applicable.

A-2. Explanation of Columns in Section II.

a. Group Number. Column 1. The assembly group is a numerical group assigned to each assembly in a top down

breakdown sequence. The applicable assembly groups are listed on the MAC in disassembly sequence beginning with

the first assembly removed in a top down disassembly sequence.

b. Assembly Group. Column 2 This column contains a brief description of the components of each assembly

group.

c. Maintenance Functions. Column 3 This column lists the various maintenance functions (A through K) and

indicates the lowest maintenance category authorized to perform these functions. The symbol designations for the

various maintenance categories are as follows:

C - Operator or crew

O - Organizational maintenance

F - Direct support maintenance

H - General support maintenance

D - Depot maintenance

A-1