TM 9-4931-374-13&P
B-6. MAINTENANCE CATEGORIES AND WORK TIMES (COLUMN 4)
The maintenance categories (levels) AVUM, AVIM, and DEPOT are listed on
alphabetically in section III with a reference number to permit cross-
the Maintenance Allocation Chart with individual columns that include the
referencing to column 5 in the MAC. In addition, the maintenance category
work times for maintenance functions at each maintenance level. Work time
authorized to use the device is listed along with the item National Stock
presentations such as "0.1" indicate the average time it requires a
Number (NSN) and, if applicable, the tool number to aid in identifying the
maintenance level to perform a specified maintenance function. If a work
tool/device.
time has not been established, the columnar presentation shall indicate "_ _".
Maintenance levels higher than the level of maintenance indicated are
B-8. REMARKS (COLUMN 6 AND SECTION IV)
authorized to perform the indicated function.
Remarks (identified by an alphabetic code in column 6) and other notes
B-7. TOOLS AND TEST EQUIPMENT (COLUMN 5 AND SECTION III)
(identified by a number in parentheses in the applicable column) are listed in
section IV to provide a ready reference to the definition of the remark/note.
Common tool sets (not individual tools), special tools, test, and support
equipment required to perform maintenance functions are listed
Section II. MAINTENANCE ALLOCATION CHART
(1)
(2)
(3)
(4)
(5)
(6)
GROUP
MAINTENANCE
MAINTENANCE CATEGORY
TOOLS AND
NUMBER
COMPONENT/ASSEMBLY
FUNCTION
AVUM
AVIM
DEPOT
EQUIPMENT
REMARKS
00
SHOP SET, FIRE CONTROL
Inspect
5.0
7
A and B
AVIM
Service
0.2
1 thru 4
Repair
27.2
1 thru 4
01
CABLE ASSEMBLY, SPECIAL
Inspect
0.1
7
PURPOSE
Replace
1.0
7
Repair
1.0
7
02
SWITCHBOX AND
Inspect
0.1
7
MOUNTING BRACKET
Repair
0.5
7
(with toggle
switch)
B-5