Area 29

Cleaning frequency. dry cleaning. surfaces of utensils and equipment contacting food that is not time/temperature controlled for safety (tcs) food not cleaned in equipment such as ice bins, beverage dispensing nozzles, enclosed components of equipment such as ice makers, cooking oil storage tanks and distribution lines, beverage and syrup dispensing lines or tubes, coffee bean grinders, and water vending equipment at a frequency specified by the manufacturer; or absent manufacturer specifications, at a frequency necessary to preclude accumulation of soil or mold. this subsection does not apply when dry cleaning methods are used as specified in subitems a and b of this item. (corrected on site)

Backflow. an air gap between the water supply inlet and the flood level rim of the plumbing fixture / equipment / or nonfood equipment not at least twice the diameter of the water supply inlet and may not be less than 25 mm (1 inch). a backflow or backsiphonage prevention device installed on a water supply system shall meet american society of sanitary engineering (asse) standards for construction, installation, maintenance, inspection, and testing for that specific application and type of device. a backflow prevention device shall be located so that it can be serviced and maintained. a hose shall not be attached to a faucet unless a backflow prevention device is installed.