APPENDIX II
MAINTENANCE ALLOCATION CHART
FOR
BEAM, HOISTING, LIQUID GAS TANK, M1
15 May 1957
1. Purpose
d. Remarks. The last column is used for special
The purpose of this appendix is to allocate
instructions.
maintenance functions which can be performed on the
M1 liquid gas tank hoisting beam and its components.
5. Definitions
REPLACE
To substitute serviceable assemblies,
2. Scope
subassemblies
and
parts
for
This appendix contains a tabulation of the functional
unserviceable components.
groups, assemblies, subassemblies, and parts on which
SERVICE
To clean, to preserve, and to replenish
maintenance can be performed; a tabulation of
fuel and lubricants.
applicable maintenance functions; and an indication of
SYMBOL X
The symbol X placed in the appropriate
the lowest echelon at which each maintenance function
column
indicates
the
echelon
is authorized.
responsible for
performing the
particular maintenance function, but
3. Use
does not necessarily indicate that
Determine from the Maintenance Allocation Chart the
repair parts will be stocked at that
echelon that is authorized to perform the required
level.
Echelons higher than the
maintenance function. Refer to paragraphs 7 and 8 for
echelon marked by X are authorized
instructions in performing the authorized maintenance
to perform the indicated function.
function.
MAINTENANCE ALLOCATION CHART
4. Explanation of Columns
FOR
a. Reference Numbers. The first column lists
Beam, locating, Liquid Gas Tank, M1
reference numbers which identify components with the
parent assembly. Reference numbers are assigned in
Refer
Component
Maintenance echelon
Remarks
ence -
and main-
multiples of 100 in sequence to assemblies listed in the
No.
tenance
1st
2d
3d and
5th
second column, beginning with reference number 100
4th
for the first assembly, 200 for the second assembly, and
so on.
Subassemblies of the first assembly are
100
Adapter:
-----
-----
-----------
numbered in sequence from 101 to 199; subassemblies
Replace
-----
X
-----
-----
-----------
of the second assembly, 201 to 299; etc. Parts of
200
Hooks:
-----
-----
-----------
subassemblies are numbered in sequence by a decimal
Service
X
-----
-----
-----------
following the number of the component. For example,
Replace
-----
X
-----
-----
-----------
the third maintainable part of the subassembly
300
Pins:
-----
-----
-----------
numbered 102 would be numbered 102.3.
Service
X
-----
-----
-----------
b. Components and Maintenance Functions. The
Replace
-----
X
-----
-----
-----------
second column lists functional groups, assemblies,
400
Spacers:
-----
-----
-----------
subassemblies, and parts on which maintenance can be
Replace
-----
X
-----
-----
-----------
performed, and the maintenance function which is
500
Studs
-----
-----
-----------
authorized to be performed on each.
Service
X
-----
-----
-----------
c. Maintenance Echelon.
An X opposite the
Replace
-----
X
-----
-----
-----------
prescribed maintenance function indicates the lowest
echelon authorized to perform the maintenance.
[AG 413.8 (13 Jun 57)]
TAGO 672A
5
