TM 5-4520-242-23PF — Direct support or aviation intermediate level can remove, replace, anduse the item.H — General support level can remove, replace, and use the item.L — Specialized repair activity can remove, replace, and use the item.D — Depot 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 berepaired and identifies the lowest maintenance level with the capability to do completerepair (i.e., perform all authorized repair functions.) NOTE: Some limited repair may bedone on the item at a lower level of maintenance, if authorized by the Maintenance AllocationChart (MAC) and SMR codes. This position will contain one of the following maintenancecodes.CodeApplication/ExplanationO —Organizational or (aviation unit) is the lowest level that can do completerepair of the item.F —Direct support or aviation intermediate is the lowest level that can docomplete repair of the item.H —General Supporl is the lowest level that can do completerepair of the item.L —Specialized repair activity is the lowest level that can do complete repairof 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 themaintenance of a “B” coded item). However, the item may bereconditioned by adjusting, lubricating, etc., at the user level.(3) Recoverability Code. Recoverability codes are assigned to items to indicate the dispositionaction on unserviceable items. The recoveralibility code is entered in the fifth position of theSMR Code as follows:RecoverabilityCodesApplication/ExplanationZ —Nonreparable item. When unserviceable, condemn and dispose of the itemat the level of maintenance shown in 3d position of SMR Code.4
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