Schedule Communication Channel

Hi. Dear Expert.

I want to schedule a JDBC Sender CC each 3 times per day from 08:00 am to 14:00

For example first run will be 08:00 am ,second will be 11:00 then 14:00

I just read this blog but this only for one time per day or Do I need to create 3 times?

http://scn.sap.com/people/shabarish.vijayakumar/blog/2006/11/26/adapter-scheduling--hail-sp-19-

Regards

Fabricio