[root@localhost ~]# systemctl mask --runtime tohd.service; systemctl stop tohd.service
ln -s '/dev/null' '/run/systemd/system/tohd.service'
[root@localhost ~]# ls -l /run/systemd/system/tohd.service
lrwxrwxrwx 1 root root 9 2013-12-23 20:25 /run/systemd/system/tohd.service -> /dev/null
[root@localhost ~]# systemctl list-units | grep tohd
tohd.service masked failed failed tohd.service

Seems that everything is fine.

Now, when charging the battery, the device has a normal temperature.