Cambiar codificación de un user especifico en Redhat a UTF8

# locale -a -v | grep -i en_US.utf8
locale: en_US.utf8 directory: /usr/lib/locale/en_US.utf8

# su - nombreuser

$ locale | grep -i utf8

$ env |grep -e LANG -e LC
LANG=en_US

$ cat /etc/passwd | grep -i oracle
oracle:x:1001:1001::/home/oracle:/bin/bash

$ vi .bashrc
export LANG=en_US.utf8

$ source .bashrc

$ locale | grep -i utf8
LANG=en_US.utf8
LC_CTYPE="en_US.utf8"
LC_NUMERIC="en_US.utf8"
LC_TIME="en_US.utf8"
LC_COLLATE="en_US.utf8"
LC_MONETARY="en_US.utf8"
LC_MESSAGES="en_US.utf8"
LC_PAPER="en_US.utf8"
LC_NAME="en_US.utf8"
LC_ADDRESS="en_US.utf8"
LC_TELEPHONE="en_US.utf8"
LC_MEASUREMENT="en_US.utf8"
LC_IDENTIFICATION="en_US.utf8"