NAVELEX EE181-AA-OMI-1/E121 DT-545
MAINTENANCE ALLOCATION CHART
Section I. INTRODUCTION
a. This section provides a general explanation of all
d. Adjust. To maintain, within prescribed limits, by
bringing into proper or exact position, or by setting the
maintenance and repair functions authorized at
operating characteristics to specified parameters.
various maintenance levels.
e. Align. To adjust specified variable elements of an
b. Section II designates overall responsibility for the
item to bring about optimum or desired performance.
performance of maintenance functions on the
identified end item or component.
f. Calibrate. To determine and cause corrections to
implementation of the maintenance functions upon
be made, or to be adjusted on instruments for test,
the end item or component will be consistent with
measuring and diagnostic equipments used in precision
the assigned maintenance functions.
Consists of comparisons of two
instruments, one of which is a certified standard of
c. Section III lists the special tools and test equipment
known accuracy, to detect and adjust any discrepancy in
required for each maintenance function as
the accuracy of the instrument being compared.
referenced from section II.
g. Install. The act of emplacing, seating, or fixing into
d. Section IV contains supplemental instructions or
position an item, part, or module in a manner to allow the
explanatory notes for a particular maintenance
proper functioning of an equipment or system.
function. (Not Applicable)
h. Replace. The act of substituting a serviceable like
B-2. MAINTENANCE FUNCTIONS.
part, subassembly, or module for an unserviceable
functions are defined as follows:
a. Inspect. To determine the serviceability of an item
i. Repair. The application of maintenance services
by comparing its physical, mechanical and/or electrical
(inspect, test, service, adjust, align, calibrate, or replace)
characteristics with established standards through
or other maintenance actions (welding, grinding, riveting,
straightening, facing, remachining, or resurfacing) to
restore serviceability to an item by correcting specific
b. Test. To verify serviceability and detect incipient
damage, fault, malfunction, or failure in a part,
measuring the mechanical or electrical
subassembly, module, end item or system.
characteristics of an item and comparing those
characteristics with prescribed standards.
That maintenance effort (service/
actions) necessary to restore an item to a completely
c. Service. Operations required periodically to keep
serviceable/operational condition as prescribed by
an item in proper operating condition, i.e., to clean, to
maintenance standards (i.e., DMWR) in appropriate
preserve, to drain, to paint, or to replenish fuel,
lubricants, hydraulic fluids, or compressed air supplies.