TM-9-2350-238-20-2
CRANE (CAB) COMPONENTS RECOVERY VEHICLE, FULL TRACKED: LIGHT,ARMORED, M578
TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL
MAY 1993
CHANGE 1
TM-9-2350-238-20-2 - Page 399 of 495
TM 9-2350-238-20- 2
c.
Column 3, Maintenance Function.
Column 3 lists the functions to be performed on th e
item listed in column 2. (For detailed explanation of these functions, see paragraph B-2. )
d.
Column 4, Maintenance Level.
Column 4 specifies, by the listing of a work time figure i n
the appropriate subcolumn(s), the level of maintenance authorized to perform the function liste d
in column 3. This figure represents the active time required to perform the maintenance func-
tions at the indicated level of maintenance. If the number or complexity of the tasks within th e
listed maintenance function vary at different maintenance levels, appropriate work time figure s
will be shown for each level. The work time figure represents the average time required t o
restore an item (assembly, subassembly, component, module, end item, or system) to a ser-
viceable condition under typical field operating conditions. This time includes preparation tim e
(including any necessary disassembly/assembly time), troubleshooting/fault location time, an d
quality assurance/quality control time in addition to the time required to perform the specific
tasks identified for the maintenance functions authorized in the maintenance allocation chart .
The symbol designations for the various maintenance levels are as follows :
C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operator or Cre w
O . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Unit Maintenanc e
F
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Direct Support Maintenanc e
H . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
GeneraI Support Maintenanc e
L
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Specialized Repair Activity (SRA )
6
D . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Depot Maintenanc e
e.
Column 5, Tools and Equipment.
Column 5 specifies, by code, those common tool set s
(not individual tools) and special tools, TMDE, and support equipment required to perform th e
designated function .
f.
Column 6, Remarks.
This column shall, when applicable, contain a letter code, i n
alphabetic order, which shall be keyed to the remarks contained in Section IV .
B-4. EXPLANATION OF COLUMNS IN TOOL AND TEST EQUIPMENT REQUIREMENTS ,
SECTION III .
a.
Column 1, Reference Code.
The tool and test equipment reference code correlates with a
code used in the MAC, Section II, column 5 .
b.
Column 2, Maintenance Level.
The lowest level of maintenance authorized to use the too l
or test equipment .
c.
Column 3, Nomenclature.
Name or identification of the tool or test equipment .
d.
Column 4, National Stock Number.
The National stock number of the tool or tes t
equipment .
e.
Column 5, Tool Number.
The manufacturer’s part number .
6
This maintenance level is not included in Section ll, column 4 of the Maintenance Allocatio n
Chart. To identify functions to this level of maintenance, enter a work time figure in the “H”
column of Section II, column 4, and use an associated reference code in the Remarks column 6 .
Key the code to Section IV, Remarks, and explain the SRA complete repair application there. Th e
explanatory remark(s) shall reference the specific Repair Parts and Special Tools List (RPSTL) T M
which contains additional SRA criteria and the authorized spare/repair parts .
B- 3
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