APPENDIX A
TM 5-6675-330-12&P
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 categories.
b. The Maintenance Allocation Chart (MAC] in section
II designates overall authority and responsibility for the
performance of maintenance functions on the iden-
tified end item or component, The application of the
maintenance functions to the end item or component
will be consistent with the capacities and capabilities
of the designated maintenance categories.
A-2 MAINTENANCE FUNCTIONS, Maintenance Functions
will be limited to and defined as follows:
a. Inspect. To determine the serviceability of an item
by comparing its physical, mechanical, and/or elec-
trical characteristics with established standards
through examination (e.g., by sight, sound, or feel).
b. Replace. To remove an unserviceable item and in-
stall a serviceable counterpart in its place, “Replace”
is authorized by the MAC and is shown as the 3d posi-
tion code of the SMR code.
c. Repair. The application of maintenance services1,
including fault location/troubleshooting2,
removal/installation, and disassembly/assembIy3 pro-
cedures, to identity troubles and restore serviceability
to an item by correcting specific damage, fault,
malfunction, or failure in a part, subassembly, module
(component or assembly), end item, or system,
‘Services – inspect, test, service, adjust, aline,
calibrate, and/or replace,
‘Fault locate/troubleshoot — The process of in-
vestigating and detecting the cause of equipment
malfunctioning; the act of isolating a fault within a
system or unit under test (UUT].
3Disassemble/assemble — encompasses the step-
by-step taking apart (or breakdown) of a spare/func-
tional group coded item to the level of its least com-
ponency identified as maintenance significant (i.e.,
assigned an SMR code] for the category of
maintenance under consideration,
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