I do not see an issue with the XML.
I am assuming that the password you are putting is the password for the "Install" account and that you are actually using the "Install" account during the installation of binaries and it has local admin privileges on the Server.
I am assuming that the password you are putting is the password for the "Install" account and that you are actually using the "Install" account during the installation of binaries and it has local admin privileges on the Server.