The
maintenance
functions
are
defined
as
follows:
To determine serviceability of an item by comparing
A - INSPECT.
its physical, mechanical, and electrical characteristics
with
established
standards.
B - TEST . T o v e r i f y s e r v i c e a b i l i t y a n d t o d e t e c t
electrical
mechanical fai lure by use of test equipment.
To clean, to preserve, to charge, to paint, and to
C - SERVICE.
D . ADJUST . T o r e c t i f y t o t h e
extent
necessary
to
bring
into
proper operating range.
E - ALIGN.
To adjust specified variable elements of an item to
bring to optimum performance.
To determine the corrections to be made in the
F - CALIBRATE.
readings of instruments or test equipment used in precise
measurement.
Consists of the comparisons of two instruments,
one of which is a certified standard of known accuracy, to
detect and adjust any discrepancy in the accuracy of the in-
strument being compared with the certified standard.
To set up for use in an operational environment such
INSTALL.
G-
as an emplacement, site, or vehicle.
To replace unserviceable items
with
serviceable
H - REPLACE .
assemblies, subassemblies, or parts.
- REPAIR.
To restore an item to serviceable condition. This
I
includes, but is not limited to, inspection, cleaning, pre-
serving, adjusting, replacing, welding, riviting, and
strengthening.
To restore an item to a completely serviceable
J
- OVERHAUL.
condition as prescribed by maintenance serviceability
standards using the Inspect and Repair Only as Necessary
(IROAN) technique.
K - REBUILD.
To restore an item to a standard as nearly as possible
to original or new condition in appearance, performance, and
life expectancy. This is accomplished through complete dis-
assembly of the item,. inspection of all parts or components, re-
pair or replacement of worn or unserviceable elements (items)
using original manufacturing tolerances and specifications, and
subsequent reassembly of the item.
C-2