SAP PM corrective and breakdown maintenance process flow (or cycle) is illustrated in this image as defined in following list of order;

1. Request Task: A maintenance request is created, either manually or through an automated workflow.
2. Maintenance Planning: The maintenance planner creates a work order, assigns resources, and schedules the work.
3. Maintenance Execution: The maintenance technician executes the work order, withdraws materials, and procures parts as needed.
4. Confirmation: The maintenance technician confirms the completion of the work order, and the maintenance history is updated.