Creating a Refurbishment Order 
The initial screen appears for creating
refurbishment orders.The header data screen appears for the refurbishment order. The entry of the material number and the sections Quantities and Refurbishment are specific to this order.
The total quantity of repairable spares specified is automatically entered in the first line of the component list for the order.
If you want to identify the repairable spares individually, choose Objects. A dialog box appears, in which you can enter serial numbers for the specified quantity of repairable spares to be refurbished.

For more information, see
If a batch management requirement and valuation category have been defined in the material master record, you can also enter the batch and valuation type here.

The planning of sub-orders and the assignment to revisions are not intended for refurbishment orders.
The total quantity of repairable spares entered in the refurbishment order is now reserved for this order in the specified storage location.