Maintenance Code - TM-5-1940-277-20P0010

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TM-5-1940-277-20P Boat Bridge Erection Twin Jet Aluminum Hull MODEL USCSBMK1 (1940-01-105-5728) MODEL USCSBMK2 (1940-01-218-9165) Manual

EXPLANATION OF INDEX FORMAT AND COLUMNS (SECTION IV).

TM 5-1940-277-20P

TM 1940-20P/4

(2) Maintenance Code. Maintenance codes tell you 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:

(a) The maintenance code entered in the third position tells you 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

C-

Crew or operator maintenance done within unit/VAVUM maintenance.

O-

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

F-

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

H-

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

L-

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

D-

Depot 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 an item at a lower level of maintenance, if

authorized by the Maintenance Allocation Chart and SMR codes.

Maintenance

Code

Application/Explanation

O-

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

F-

Direct support/AVIM is the lowest level that 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.

(3) Recoverability Code. Recoverability codes are assigned to items to indicate the disposition action on

unserviceable items. The recoverability code is entered in the fifth position of the SMR Code as follows: