TM9-2330-372-14&P
Code
Application/Explanation
F-
Direct support or aviation intermediate level can remove, replace, and use the item.
H-
General support level can remove, replace, and use the item.
L-
Specialized repair activity can remove, replace, and use the item.
D-
Depot level can remove, replace, and use the item.
(b) The maintenance code entered in the fourth position tells whether or not the item is to be repaired
and identifies the lowest maintenance level with the capability to do complete repair (i.e., perform all authorized repair
functions). (NOTE: Some limited repair may be done on the item at a lower level of maintenance, if authorized by the
Maintenance Allocation Chart (MAC) and SMR codes.) This position will contain one of the following maintenance codes:
Code
Application/Explanation
O-
Unit maintenance or aviation unit is the lowest level that can do complete repair of the
item.
F-
Direct support or aviation Intermediate is the lowest level than can do complete repair of
the item.
H-
General support is the lowest level that can do complete repair of the item.
L-
Specialized repair activity Is the lowest level that can do complete repair of the item.
D-
Depot is the lowest level that can do complete repair of the item.
Z-
Nonreparable. No repair is authorized.
B-
No repair is authorized. (No parts or special tools are authorized for the maintenance of
a "B"-coded item.) However, the item may be reconditioned by adjusting, lubricating,
etc., at the user level.
F-4
