WAC 246-215-04224. Accuracy — Pressure measuring devices, mechanical warewashing equipment (FDA Food Code 4-203.13)

Pressure measuring devices that display the pressures in the water supply line for the fresh hot water sanitizing rinse must have increments of one pound per square inch (seven kilopascals) or smaller and must be accurate to ± two pounds per square inch (± 14 kilopascals) in the range indicated on the manufacturer's data plate.