You can use the following commands to uninstall Tomcat.
cd /usr/sbin/stoptomcat
rm -f /usr/sbin/starttomcat
rm -f /usr/sbin/startomcat
rm -f /usr/sbin/stoptomcat
It is important that you remove all mod_jk lines from httpd.conf, includingaddmodule, loadmodule, and include line.