Offer all the popular soft serve variations from low or non-fat ice creams to custards yogurt and sorbet. Freezing Cylinder One 3.4 quart (3.2 liter). Refrigerated Mix Storage Cabinet Lower front mix cabinet is independently refrigerated to maintain mix below 41A�F (5A�C). Door is hinged on the right. One 15 gallon (57.0 liter) mix tank. Airmix pump delivers the precise amount of air and mix to the freezing cylinder. Indicator Lights Mix Low light alerts the operator to add mix. When the Mix Out light flashes the unit shuts down automatically to prevent damage. Electronic Controls Finished product quality is monitored by SoftechTM controls that measure viscosity.