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Page Title:
APPENDIX B MAINTENANCE ALLOCATION CHART |
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 MAINTENANCE
ALLOCATION
CHART
Section
I.
INTRODUCTION
air. If it is desired that elements, such as
B-1. General
painting and lubricating, be defined
a. This section provides a general explanation of
s e p a r a t e l y , they may be so listed.
a l l maintenance and repair functions authorized at
D - Adjust. To rectify to the extent necessary to
v a r i o u s maintenance levels.
bring into proper operating range.
b. Section II designates overall responsibility for
E - Align. To adjust specified variable elements
the perform of maintenance functions on the
o f an item to bring to optimum performance.
identified end item or component. T h e i m -
F - Calibrate. To determine the corrections to be
plementation of the maintenance functions upon
m a d e in the readings of instruments or test
t h e end item or component will be consistent with
equipment
used
in
precise
measurement.
the assigned maintenance functions.
Consists
of
the
comparison
of
two
in-
c. S e c t i o n I I I . N o t a p p l i c a b l e .
struments,
one of which is a certified
d. S e c t i o n I V c o n t a i n s s u p p l e m e n t a l i n -
standard of known accuracy, to detect and
s t r u c t i o n s , explanatory notes and / or illustrations
adjust any discrepancy in the accuracy of the
required for a particular maintenance function.
instrument being compared with the cer-
B-2. Explanation of Columns in Section II
tified standard.
a. G r o u p N u m b e r , C o l u m n ( 1 ) . T h e a s s e m b l y
G - Install. To set up for use in an operational
group is a numerical group assigned to each
environment such as an emplacement, site or
a s s e m b l y in a top down breakdown sequence. The
vehicle.
a p p l i c a b l e assembly groups are listed on the MAC
H - Replace. To replace unserviceable items
in disassembly sequence beginning with the first
w i t h serviceable like items.
assembly removed in a top down disassembly
I - Repair. Those maintenance operations
sequence.
n e c e s s a r y to restore an item to serviceable
b. F u n c t i o n a l G r o u p , C o l u m n ( 2 ) . T h i s c o l u m n
condition
through
correction
of
material
contains a brief description of the components of
d a m a g e or a specific failure. Repair may be
each assembly group.
accomplished at each category of main-
c. M a i n t e n a n c e F u n c t i o n s , C o l u m n ( 3 ) . T h i s
tenance.
c o l u m n lists the various maintenance functions (A
J - Overhaul. Normally, the highest degree of
through
K).
The
lowest
maintenance
category
maintenance performed by the Army in
a u t h o r i z e d to perform these functions are indicated
order to minimize time work in process is
by a symbol in the appropriate column. The symbol
consistent with quality and economy of
d e s i g n a t i o n s for the various maintenance categories
operation. It consists of that maintenance
are as follows:
n e c e s s a r y to restore, an item to completely
Operator or crew
C-
serviceable condition as prescribed by
Organizational maintenance
() -
maintenance
technical
standards in
Direct support maintenance
F-
publications for each item of equipment.
General support maintenance
H-
O v e r h a u l normally does not return an item
I) -
Depot maintenance
to like new, zero mileage, or zero hour
T h e maintenance functions are defined as follows:
condition.
K - Rebuild. The highest degree of materiel
A - Inspect. To determine serviceability of an
maintenance.
It
consists
of
restoring
i t e m by comparing its physical, mechanical,
equipment
as
nearly
as
possible
to
new
with
and
electrical
characteristics
condition
in
accordance with original
established standards.
manufacturing
standards. Rebuild reduces
B- Test. To verify serviceability and to detect
to zero the hours or miles the equipment, or
electrical or mechanical failure by use of test
component thereof, has been in use.
equipment.
d. Tools and Equipment, Column (4). T h i s
C- Service. To clean, to preserve, to charge, and
column is provided for referencing by code the
t o add fuel, lubricants, cooling agents, and
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