SECTION ITM 9-2350-247-24P4(a) The maintenance code entered in the third position tells you the lowest maintenance levelauthorized to remove, replace, and use an item. The maintenance code entered in the thirdposition will indicate authorization to one of the following levels of maintenance:CodeApplication/ExplanationCCrew or operator maintenance done within unit maintenance.OUnit maintenance level can remove, replace, and use the item.FDirect support level can remove, replace, and use the item.HGeneral support level can remove, replace, and use the item.LSpecialized repair activity can remove, replace, and use the item.DDepot 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 repairedand identifies the lowest maintenance level with the capability to do complete repair (i.e., performall authorized repair function). (NOTE: Some limited repair may be done on the item at a lowerlevel of maintenance, if authorized by the Maintenance Allocation Chart (MAC) and SMR codes.)This position will contain one of the following maintenance codes:CodeApplication/ExplanationOUnit maintenance is the lowest level that can do complete repair of theitem.FDirect support is the lowest level that can do complete repair of the item.HGeneral support is the lowest level that can do complete repair of theitem.LSpecialized Repair Activity (SRA) is the lowest level that can do completerepair of the item.DDepot is the lowest level that can do complete repair of the item.ZNonreparable. No repair is authorized.BNo repair is authorized. (No parts or special tools are authorized for themaintenance of a "B"coded item.) However, the item may be reconditionedby adjusting, lubricating, etc. at the user level.
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