TM 10-7310-281-13&PMODERN BURNER UNIT (MBU)0039 00REPAIR PARTS AND SPECIAL TOOLS LIST (RPSTL)0039 00-4MaintenanceCodeApplication/ExplanationOUnit/AVUM is the lowest level that can do complete repair of the item.FDirect support/AVIM is the lowest level that can do complete repair of the item.HGeneral support is the lowest level that can do complete repair of the item.LSpecialized repair activity (designate the specialized repair activity) is the lowest level that can docomplete repair of the item.DDepot is the lowest level that can do complete repair of the item.ZNonrepairable. No repair is authorized.BNo 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 userlevel.Recoverability Code.Recoverability codes are assigned to items to indicate the disposition action onunserviceable items. The recoverability code is entered in the fifth position of the SMR Code as follows:CodeApplication/ExplanationZNonrepairable item. When unserviceable, condemn and dispose of the item at the level ofmaintenance shown in 3rd position of SMR Code.ORepairable item. When uneconomically repairable, condemn and dispose of the item atorganizational or aviation unit level.FRepairable item. When uneconomically repairable, condemn and dispose of the item at the directsupport or aviation intermediate level.HRepairable item. When uneconomically repairable, condemn and dispose of the item at thegeneral support level.DRepairable item. When beyond lower level repair capability, return to depot. Condemnation anddisposal of item not authorized below depot level.LRepairable item. Condemnation and disposal not authorized below Specialized Repair Activity(SRA).AItem requires special handling or condemnation procedures because of specific reasons (e.g.,precious metal content, high dollar value, critical material, or hazardous material). Refer toappropriate manuals/ directives for specific instructions.
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