How to Uninstall Microsoft Operation Manager 2005 from Your Domain?

Uninstall MOM 2005 components in the following order.
1. Active Directory Helper Object - From Add/Remove Programs at each client
2. Agents - From MOM 2005 Console
3. Reporting Server
4. Web Console
5. Management Server(s)
6. Operators Console, Administrator Consoles
7. Operational Database
8. Data Warehouse
Note:
In a tiered environment, we recommend that you uninstall the child Management Groups and then the parent Management Group.