To remove a single package and install (or reinstall) another package in its place, perform the following steps:
#./hpc_remove -c hpc_config_file_path -d PACKAGE_NAME #./hpc_install -c config_dir -d location_of_package/PACKAGE_NAME
For example:
# cd /cdrom/hpc_3_0_ct/Product #./hpc_remove -c /home/hpc_admin -d SUNWhpmsc #./hpc_install -c /home/hpc_admin -d /cdrom/hpc_2_0_sw/Product/SUNWhpmsc