MAINTENANCE ALLOCATION CHART
Section I. INTRODUCTION
(4) Touch up. To spot paint scratched or
a. The Maintenance Allocation Chart designates
responsibility for the performance of maintenance
b. Only the lowest level of maintenance authorized
d. Install. To emplace, seat, or fix into position an
to perform a maintenance function is indicated.
item in a manner to allow the proper functioning of the
maintenance level will automatically be authorized to be
e. Adjust. To maintain within prescribed limits by
performed at any higher maintenance level.
bringing into proper or exact position, or by setting the
operating characteristics to the specified parameters.
d. A maintenance function that cannot be
performed at the assigned level of maintenance for any
To restore item to serviceable
reason may be evacuated to the next higher
maintenance organization. Higher maintenance levels
will perform the maintenance functions of lower
(1) Paint. To repaint the entire item.
maintenance levels when required or directed by the
(2) Repair. To restore serviceability to an
item by correcting specific damage, fault, malfunction,
or failure through the application of maintenance
C-2. Definitions of Maintenance Functions
services or other maintenance actions.
To substitute a serviceable
The implementation of maintenance tasks will be
component in a manner to allow the proper functioning
consistent with the assigned maintenance in accordance
with the following definitions.
C-3. Explanation of Format
a. Inspect. To determine the serviceability of an
item by comparing its physical, mechanical, and/or
a. Column 1, Group Number. Column 1 lists group
electrical characteristics with established standards
numbers, the purpose of which is to identify
components, assemblies, and subassemblies with the
next higher assembly.
b. Test. To verify serviceability and to detect
incipient failure by measuring the mechanical or
b. Column 2, Functional Group. Column 2 lists the
electrical characteristics of an item and comparing those
next higher assembly group and the item names of
characteristics with prescribed standards.
components, assemblies, and subassemblies within the
group for which maintenance is authorized.
c. Service. Operations required periodically to
keep an item in proper operating condition.
c. Column 3, Maintenance Function. Column 3
lists the 12 maintenance functions defined in paragraph
(1) Unpack. To remove item from packing
C-2 above. Each maintenance function required for
box for service or when required for the performance of
other maintenance operations.
(2) Repack. To return item to packing box
after service and other maintenance operations.