Run the batch file named monitorunInstall.bat in Windows platform or the file named monitorUnInstall.sh in AIX or Solaris platforms. These files are located in <Monitor>\server\install. This will uninstall BI Monitor automatically.
For IBM WebSphere Application Server 6, the log files are shared between the different applications so that it will not be deleted.
Delete the directory named MonitorServer which is located in <WebSphere>\Appserver\profiles\<WebSphere profile>\temp\<WAS_NODE_NAME>\
This directory does not exist if you have deployed the BI Monitor Application Server on the default (base) Application Server named server1
Restart the WebSphere Application Server.