Method for determining cleaning need of heating device for manufacturing beer, involves measuring parameter that alters according to formation of deposits in heating surface, for determining cleaning need of heating surface

摘要

The food product (4) is heated or cooked. The parameter that alters according to the formation of the deposits in the region of the heating surface (2a) is measured. The need for cleaning of the heating surface is determined when the measured parameter corresponds to a predetermined value. The position of the control valve of the heating medium, and the pressure and temperature in the spacer for heating medium are determined as the parameter. An independent claim is included for device for manufacture of beer.