Use this tab to view operational parameter values for a selected serial part. Operational parameters can arise as a result of a maintenance task or work order been completed. These values are given, or will be the last historical values closest to the date the task was performed.
Select the right mouse button option Change Operational Values to change the current operational parameter value reported when a maintenance task or work order was completed.
Make 
Operational Entry 
Plan 
Line Maintenance Activities 
Conclude 
Maintenance Visit 
Perform Reliability Analysis