Maintenance Code - TM-55-1905-223-24P-40024

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Source Code

TM-55-1905-223-24P-4 Landing Craft Utility (LCU 2000) (NSN 1905-01-154-1191) Manual

Recoverability Code

TM 55-1905-223-24P-4

AO--(Assembled by

Explanation

org/AVUM Level)

AF--(Assembled by

Items with these codes are not to be requested/requisi-

DS/AVIM Level)

tioned individually. The parts that make up the assembled

AH--(Assembled by

item must be requisitioned or fabricated and assembled

GS Category)

at the level of maintenance indicated by the source code.

AL--(Assembled by

If the 3d position code of the SMR code authorizes you

SRA)

to replace the item, but the source code indicates the

AD--(Assembled by

items are assembled at a higher level, order the item

Depot)

from the higher level of maintenance.

Code

Explanation

XA--Do not requisition an "XA"-coded item. Order its next higher assembly. (Also, refer to the NOTE below.)

XB--If an "XB" item is not available from salvage, order it using the FSCM and part number given.

XC--Installation drawing, diagram, instruction sheet, field service drawing, that is identified by manufacturer's

part number.

XD--Item is not stocked. Order an "XD"-coded item through normal supply channels using the FSCM and part

number given, if no NSN is available.

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 source coded "XA" or those aircraft support items

restricted by requirements of AR750-1.

(2) Maintenance Code. Maintenance codes tells 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 one of the following levels of

maintenance.

Code

Application/Explanation

--Crew or operator maintenance done within organizational

or aviation unit maintenance.

--Organizational or aviation unit category can remove,

replace, and use the item.

--Direct support or aviation intermediate level can remove,

replace, and use the item.