According to the SAP S/4HANA Cloud, public edition Learning Journey1, some actions that you can perform on the maintenance order in TECO status are: you can set the status to Closed; you can incur cost on the maintenance order; you can settle the maintenance order. TECO is a system status that indicates that the maintenance order is technically complete and no further changes are allowed. Setting the status to Closed means that the maintenance order is financially complete and no further postings are allowed. Incurring cost on the maintenance order means that you can record additional costs for materials, services, or labor that are related to the maintenance work. Settling the maintenance order means that you can distribute the costs of the maintenance order to one or more receivers such as cost centers, assets, or orders.