Here we would like to draw your attention to OIWUN transaction code in SAP. As we know it is being used in the SAP PM (Plant Maintenance) module. OIWUN is a transaction code used for Order- and Operation List in SAP.
It comes under the package IHREP.When we execute this transaction code, RI_ORDER_OPERATION_CUST is the normal standard SAP program that is being executed in background.
Transaction OIWUN technical data table
| Tcode | OIWUN |
| Purpose | Order- and Operation List |
| Module | PM |
| SAP Package | IHREP |
| Program running | RI_ORDER_OPERATION_CUST |
| Screen No | 1000 |
| Type | R |