Oracle : Remove 11.1 RAC cluster

Use cluster remove tool found : http://download.oracle.com/otndocs/products/clustering/deinstall/clusterdeconfig.zip This is a command line tool - unzip on node and de-install database home then crs home ./clusterdeconfig -home /u01/app/crs/11.1.0/crs -checkonly ./clusterdeconfig -home /u01/app/crs/11.1.0/crs  ./clusterdeconfig -home /u01/app/oracle/product/11.1.0/db_1 -checkonly  ./clusterdeconfig -home /u01/app/oracle/product/11.1.0/db_1 Need to run a 3 root scripts on each node