MAINTENANCE ALLOCATION CHART
Section I. INTRODUCTION
c. Service. Operations required periodically to keep an item in proper
operating condition, i.e., to clean (includes decontaminate, when required),
a. This section provides a general explanation of all maintenance and
to preserve, to drain, to paint, or to replenish fuel, lubricants, chemical fluids,
repair functions authorized at various maintenance categories.
. The Maintenance Allocation Chart (MAC)
in Section II designates
d. Adjust. To maintain, within prescribed limits, by bringing into proper
overall responsibility for the performance of maintenance functions on the
or exact position, or by setting the operating characteristics to specified
identified end item or component. The implementation of the maintenance
functions upon the end item or component will
be consistent with the
e. Aline. To adjust specified variable elements of an item to bring
assigned maintenance functions. c. Section III lists the special tools and
test equipment required for each maintenance function as referenced from
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
B-2. MAINTENANCE FUNCTIONS
in precision measurement. Consists of comparisons of two instruments, one
of which is a certified standard of known accuracy, to detect and adjust any
Maintenance functions will be limited to and defined as follows:
discrepancy in the accuracy of the instrument being compared.
g. Install. The act of emplacing, seating, or fixing into position an
a. Inspect. To determine the serviceability of an item by comparing its
item,. part, or module (component or assembly) in a manner to allow the
physical, mechanical, and/or electrical characteristics with established
proper functioning of an equipment or system.
standards through examination.
h. Replace. The act of substituting a serviceable like type part,
b. Test. To verify serviceability by measuring the mechanical or
subassembly, or module (component or assembly) for an unserviceable
electrical characteristics of an item and comparing those characteristics with