Changes In force: C2 and C3
TM 11-5820-765-12
*C3
CHANGE
HEADQUARTERS
DEPARTMENT OF THE ARMY
No. 3
WASHINGTON , DC, 18 September 1980
OPERATOR'S AND ORGANIZATIONAL MAINTENANCE MANUAL
POWER SUPPLIES PP-4763/GRC (NSN 5820-00-937-7690)
AND
PP-4763A/GRC (NSN 5820-00-113-9768)
This Change current as of 15 April 1980.
TM 11-5820-765-12, 28 October 1968, is changed
as follows:
Page C-1. Appendix C is superseded as follows:
APPENDIX C
MAINTENANCE ALLOCATION
Section I. INTRODUCTION
C-1. General
or by setting the operating characteristics to the
specified parameters.
This appendix provides a summary of the
e. Align. To adjust specified variable elements
maintenance operations for PP-4763/GRC and
of an item to bring about optimum or desired
PP-4763A/GRC. It authorizes categories of
performance.
maintenance for specific maintenance functions
f. Calibrate. To determine and cause correc-
on repairable items and components and the
tions to be made or to be adjusted on instru-
tools and equipment required to perform each
m e n t s or test measuring and diagnostic
function. This appendix may be used as an aid in
equipments used in precision measurement.
planning maintenance operations.
Consists of comparisons of two instruments, one
C-2. Maintenance Function
of which is a certified standard of known
accuracy, to detect and adjust any discrepancy
Maintenance functions will be limited to and
in the accuracy of the instrument being com-
defined as follows:
pared.
a. Inspect To determine the serviceability of
g. Install. The act of emplacing, seating, or
an item by comparing its physical, mechanical,
fixing into position an item, part, module
and/or electrical characteristics with estab-
(component or assembly) in a manner to allow
lished standards through examination.
the proper functioning of the equipment or
b. Test. To verify serviceability and to detect
system.
incipient failure by measuring the mechanical
h. Replace. The act of substituting a service-
or electrical characteristics of an item and
able like type part, subassembly, or module
comparing those characteristics of an item and
(component or assembly) for an unserviceable
comparing those characteristics with prescribed
counterpart.
standards.
i. Repair. The application of maintenance
c. Service. Operations required periodically to
services (inspect, test, service, adjust, align,
keep an item in proper operating condition, i.e.,
calibrate, replace) or other maintenance actions
to clean (decontaminate), to preserve, to drain,
(welding, grinding, riveting, straightening,
to paint, or to replenish fuel, lubricants, hy-
facing, remachining, or resurfacing) to restore
draulic fluids, or compressed air supplies.
d. Adjust To maintain, within prescribed
serviceability to an item by correcting specific
limits, by bringing into proper or exact position,
damage, fault, malfunction, or failure in a part,
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