This appendix provides a summary of the maintenance operations
for the receiver control.
It authorizes categories of maintenance
functions on reparable items and components and the tools and equip-
ment required to perform each function. This appendix, may be used
as an aid in planning maintenance operations.
Maintenance functions will be limited to and defined as follows:
a. Inspect. To determine the serviceability of an item by com-
paring its physical, mechanical, and/or electrical characteristics
with established standards through examination.
b. Test. To verify serviceability and to detect incipient failure
by measuring the mechanical or electrical characteristics of an item
and comparing those characteristics with prescribed standards.
c. Service. Operations required periodically to keep an item in
proper operating condition; i.e., to clean (decontaminate), preserve,
drain, paint, or to replenish fuel, lubricants hydraulic fluids, or
compressed air supplies.
d. Adjust. To maintain, within prescribed limits, by bringing
into proper or exact position, or by setting the operating character-
istics to the specified parameters.
e. Align. To adjust specified variable elements of an item to
bring about optimum or desired performance.
f. Calibrate. To correct or adjust instruments Or test measuring
and diagnostic equipment used in precision measurement. Consists of
comparisons of two instruments, one of which is of known accuracy, to
detect and adjust any discrepancy in accuracy of the instrument being
g. Install. The act of emplacing, seating, or fixing into posi-
tion an item, part, or module (component or assembly) to allow the
proper functioning of the equipment or system.
h. Replace. The act of substituting a serviceable like type part,
subassembly, or module, (component or assembly) for an unserviceable
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