Definitely in every IT person life there would be a time to remove Antivirus client from servers or client machines. Yes i had also in a situation that have to remove McAfee Antivirus client from one of the Windows 2008 R2 machine.
In our enviornment we are using McAfee EPO Antivirus server (4.5.0) and VSE 8.7 versions. In all machines client agent has been installed and getting regular updates from EPO server.
Removal Process of McAfee Client
First remove McAfee Virus Scan enterprise from control panel.
Once it done try to remove McAfee agnet but it won’t allow you from GUI.
You have to do it the uninstallation from command prompt by using below switch
c:\Program Files\McAfee\Common Framework\frminst.exe /forceuninstall