APPENDIX B
MAINTENANCE ALLOCATION CHART
Section I. INTRODUCTION
B-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 identified 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
d. Section IV contains supplemental instructions or explanatory notes required for a particular maintenance function
(Not applicable).
B-2. Explanation of Columns in Section II.
a. Group Number, Column 1. The assembly group number is a numerical group assigned to each assembly. The
assembly groups are listed on the MAC in disassembly sequence beginning with t]e first assembly removed in a top down
disassembly sequence.
This column contains a brief description of the components of each assembly
b. Assembly Group, Column 2
group.
c. Maintenance Functions, Column 3. This column lists the various maintenance functions (A through K). The upper
case letter placed in the appropriate column indicates the lowest maintenance level authorized to perform these functions.
The active repair time required to perform the maintenance function is included directly below the symbol identifying the
category of maintenance. The symbol designations for the various maintenance levels are as follows:
C - Operator or crew
O - Organizational maintenance
F - Direct support maintenance
H - General support maintenance
D - Depot maintenance
The maintenance functions are defined as follows:
A - INSPECT. To determine serviceability of an item by comparing its physical, mechanical, and electrical
characteristics with established standards.
B-1
