This is the default example configuration of htcacheclean provided by Apache. This config file was generated by Apache running on CentOS 6.
It is located under: /etc/sysconfig/htcacheclean
# Configuration file for the htcacheclean service.
#
# This options sets the cache cleaning interval in minutes.
# Default interval of cache cleaning is every 5 minutes.
#
#INTERVAL=10
#
# This option sets the root of the mod_cache_disk's cache.
# Default value is "/var/cache/mod_proxy".
#
#CACHE_ROOT=/var/cache/mod_proxy
#
# This option sets the cache size limit.
# The value is expressed in bytes by default (or attaching B to the number).
# Attach K for Kbytes or M for MBytes. Default limit is 150M.
#
#CACHE_LIMIT=150M
Download the raw file with wget or curl
wget -O htcacheclean.example http://exampleconfig.com/static/raw/apache/centos6/etc/sysconfig/htcacheclean
curl http://exampleconfig.com/static/raw/apache/centos6/etc/sysconfig/htcacheclean > htcacheclean.example
Other config files you might find useful