1. Insert blind filter in portafilter and add 1 Cafiza tablet. Insert portafilter into group head.
2.  Activate brew cycle for 10 seconds. Stop 10 seconds. Repeat 5 times.
3.  Remove portafilter and rinse portafilter in stream of water from group head.
4.  Re-insert portafilter without cleaner into group head. Activate brew cycle for 10 seconds. Stop 10 seconds. Repeat 5 times.
5.  Make and discard a cup of espresso to ensure no residue remains.