
WARNING: the indications to follow for using chemical products are indicated in paragraph 2.2.1. 4.12.2PREMIXER ON COVER (OPTIONAL): Open the cover and pour all of the chemical powder into the filter, close the cover and open the supply tap until all of the powder has dissolved. 4.12.2PREMIXER ON COVER (OPTIONAL): Open the cover and pour all of the chemical powder into the filter, close the cover and open the supply tap until all of the powder has dissolved. FIG. 15 4.12.4COVER WASHER FOR CHEMIC