TM 11-6625-1702-12
M A I N T E N A N C E ALLOCATION
Section I. INTRODUCTION
C-1. General
like type part, subassembly, or module (compo-
nent or assembly) for an unserviceable counter-
This appendix provides a summary of the mainte-
part.
nance operations for AN/ARM- 115. It authorizes
i. Repair. The application of maintenance ser-
categories of maintenance for specific mainte-
vices (inspect, test, service, adjust, align, calibrate,
nance functions on repairable items and compo-
replace) or other maintenance actions (welding,
nents and the tools and equipment required to
g r i n d i n g , riveting, straightening, facing, re-
perform each function. This appendix may be used
machining, or resurfacing) to restore serviceabil-
as an aid in planning maintenance operations.
ity to an item by correcting specific damage, fault,
C-2. Maintenance Function
malfunction, or failure in a part, subassembly,
module (component or assembly), end item, or sys-
Maintenance functions will be limited to and de-
tem. This function does not include the trial and
fied as follows:
error replacement of running spare type items
a. Inspect. To determine the serviceability y of an
such as fuses, lamps, or electron tubes.
i t e m by comparing its physical, mechanical,
j. Overhaul. That maintenance effort (service/
and/or electrical characteristics with established
action) necessary to restore an item to a com-
standards through examination.
pletely serviceable/operational condition as pre-
b. Test. To verify serviceability and to detect
scribed by maintenance standards (i.e., DMWR) in
incipient failure by measuring the mechanical or
appropriate technical publications. Overhaul is
electrical characteristics of an item and compar-
normally the highest degree of maintenance per-
i n g those characteristics with prescribed stan-
formed by the Army. Overhaul does not normally
dards.
return an item to like new condition.
c. Service. Operations required periodically to
k. Rebuild. Consists of those services/actions
keep an item in proper operating condition, i.e., to
clean (decontaminate), to preserve, to drain, to
equipment to a like new condition in accordance
paint, or to replenish fuel, lubricants, hydraulic
with original manufacturing standards. Rebuild
fluids, or compressed air supplies.
i s the highest degree of materiel maintenance
d. Adjust. To maintain, within prescribed limits,
applied to Army equipment. The rebuild operation
by bringing into proper or exact position, or by
includes the act of returning to zero those age
s e t t i n g the operating characteristics to the
measurements (hours, miles, etc) considered in
specified parameters.
classifying Army equipments/components.
e. Align. To adjust specified variable elements
of an item to bring about optimum or desired
C-3. Column Entries
performance.
a. Column 1, Group Number. Column 1 lists
f. Calibrate. To determine and cause corrections
group numbers, the purpose of which is to identify
to be made or to be adjusted on instruments or test
c o m p o n e n t s , assemblies, subassemblies, and
m e a s u r i n g and diagnostic equipments used in
modules with the next higher assembly.
precision measurement. Consists of comparisons
b. Column 2, Component/Assembly. Column 2
of two instruments, one of which is a certified
c o n t a i n s the noun names of components, as-
standard of known accuracy, to detect and adjust
semblies, subassemblies, and modules for which
any discrepancy in the accuracy of the instrument
maintenance is authorized.
being compared.
c. Column 3, Maintenance Functions. Column 3
g. Install. The act of emplacing, seating, or fining
lists the functions to be performed on the item
into position an item, part, module (component or
listed in column 2 When items are listed without
assembly) in a manner to allow the proper func-
maintenance functions, it is solely for purpose of
tioning of the equipment or system.
h a v i n g the group numbers in the MAC and
h. Replace. The act of substituting a serviceable
RPSTL coincide.
Change 3