3717-1-04.1(FF) Equipment, utensils, and linens: design and construction

Warewashing machines - flow pressure device. Except for machines that use only a pumped or recirculated sanitizing rinse, warewashing machines that provide a fresh hot water sanitizing rinse are to be equipped with:

(1)

A pressure gauge or similar device such as a transducer that measures and displays the water pressure in the supply line immediately before entering the warewashing machine; and

(2)

If the flow pressure measuring device is upstream of the fresh hot water sanitizing rinse control valve, the device is to be mounted in a one-fourth inch or 6.4 millimeter iron pipe size (IPS) valve.