Create a new case type if an existing case type does not meet your business requirements. In your application, a case type represents work that follows a life cycle, or path, to completion. If you want to add additional request types to your change request, you can create them as new case types.
In the navigation panel of Dev Studio, click Case types.
Click Add a case type.
Enter the Name for the new case type.
Click Advanced Settings.
PegaMfg-AMS-Work-class as the Derives from (Directed) class.
Select the Derives from (Pattern) class.
Select the appropriate Ruleset and Ruleset version.
Define the case lifecycle. For more information, see Defining the case life cycle.