2. Align maintenance strategies The SCEs, performance standards and performance assurance tasks are brought together with the outcome of the risk and reliability management (RRM) studies to determine the tasks, their frequencies and to embed them into the planned maintenance routines within the CMMS. 3. Execute performance assurance tasks The SCE’s performance assurance tasks are carried out to check whether the SCEs are functioning correctly and to identify corrective actions, where required. The essential supporting maintenance process is detailed in the Work Preparation, Scheduling and Execution Process Guide (EP The outcomes are completed performance assurance tasks, recorded results, follow-on work initiated for failed performance checks and performance assurance tasks that have not been completed on time.