Maintenance Code - TM-10-5430-238-12-P0153

TM 10-5430-238-12&P

0034 00

NOTE

Cannibalization or controlled exchange, when authorized, may be used as a source

of supply for items with the above source codes, except for those items source

coded "XA" or those aircraft support items restricted by requirements of AR 750-1.

Maintenance Code. Maintenance codes tell the level(s) of maintenance authorized to use and repair

support items. The maintenance codes are entered in the third and fourth positions of the SMR code as

follows:

Third Position. The maintenance code entered in the third position tells the lowest maintenance level

authorized to remove, replace, and use an item. The maintenance code entered in the third position will

indicate authorization to the following levels of maintenance.

Maintenance

Code

Application/Explanation

Crew or operator maintenance done within unit/AVUM maintenance.

Unit level/AVUM maintenance can remove, replace, and use the item.

Direct support/AVIM maintenance can remove, replace, and use the item.

General support maintenance can remove, replace, and use the item.

Specialized repair activity can remove, replace, and use the item.

Depot can remove, replace, and use the item.

Fourth Position. 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 (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.

Maintenance

Application/Explanation

Code

Unit/AVUM is the lowest level that can do complete repair of the item.

Direct support/AVIM is the lowest level that can do complete repair of the item.

General support is the lowest level that can do complete repair of the item.

Specialized repair activity is the lowest level that can do complete repair of the

item.

Depot is the lowest level that can do complete repair of the item.

Nonreparable. No repair is authorized.

No repair is authorized. No parts or special tools are authorized for maintenance

of a "B" coded item. However, the item may be reconditioned by adjusting,

lubricating, etc., at the user level.

0034 00-3