TM 9-2330-356-14
tools) and special tools, TMDE, and support equipment
B-3.
Explanation of Columns in the MAC,
required to perform the designated function.
Section II (Con't)
Column 3, Maintenance Function. Column 3 lists
c.
f. Column 6, Remarks. This column shall, when
the functions to be performed on the item listed in
applicable, contain a letter code, in alphabetic order,
Column 2. (For a detailed explanation of these functions,
which shall be keyed to the remarks contained in Section
see paragraph B-2.)
IV.
d. Column 4, Maintenance Level. Column 4 specifies,
B-4.
Explanation of Columns in Tool and Test
by the listing of a work time figure in the appropriate subco-
Equipment Requirements, Section III
lumn(s), the level of maintenance authorized to perform
the function listed in Column 3. This figure represents
a. Column 1, Tool or Test Equipment Reference Code.
the active time required to perform that maintenance
The tool and test equipment reference code correlates
function at the indicated level of maintenance. If the num-
with a code used in the MAC, Section II, Column 5.
ber or complexity of the tasks within the listed mainte-
nance function vary at different maintenance levels,
b. Column 2, Maintenance Level. The lowest level of
appropriate work time figures will be shown for each level.
maintenance authorized to use the tool or test equipment.
The work time figure represents the average time re-
c. Column 3, Nomenclature. Name or identification
quired to restore an item (assembly, subassembly, compo-
nent, module, end item, or system) to a serviceable
of the tool or test equipment.
condition under typical field operating conditions. This
d. Column 4, National/NATO Stock Number. The
time includes preparation time (including any necessary
National or NATO Stock Number of the tool or test
disassembly/assembly time), troubleshooting/fault loca-
equipment.
tion time, and quality assurance/quality control time in ad-
dition to the time required to perform the specific tasks
e. Column 5, Tool Number. The manufacturer's part
identified for the maintenance functions authorized in the
number.
Maintenance Allocation Chart. The symbol designations
for the various maintenance levels are as follows:
Explanation of Columns in Remarks,
B-5.
Section IV
....
Operator or Crew
C
....
O
Unit Maintenance
a. Column 1, Reference Code. The code recorded in
....
Direct Support Maintenance
F
Column 6, Section II.
H
....
General Support Maintenance
....
D
Depot Maintenance
b. Column 2, Remarks. This column lists information
e. Column 5, Tools and Equipment. Column 5
pertinent to the maintenance function being performed as
specifies, by code, those common tool sets (not individual
indicated in the MAC, Section II.
Section II. MAINTENANCE ALLOCATION CHART
(4)
(6)
(3)
(5)
(1)
(2)
Maintenance Level
DS
GS
Depot
Unit
Tools and
Maintenance
Group
Equipment Remarks
Function
C
O
F
H
D
Number
Component/Assembly
ELECTRICAL SYSTEM
06
0607
Instrument or Engine
Control Panel
0.6
Test
Wiring, Switches,
Replace
0.5
Decals, Connectors,
1.0
Repair
Conduits, Etc.
Test
0.6
1.0
Replace
Hourmeter
B-2
