Minnesota Administrative Rules
This is an historical version of this rule part. Also view the current version.
4626.0645 4-204.117 WAREWASHING MACHINES; FLOW PRESSURE DEVICE.
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A.
Warewashing machines that provide a fresh hot water sanitizing rinse shall be equipped with a pressure gauge, transducer, or similar device that measures and displays the water pressure in the supply line immediately before entering the warewashing machine.
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B.
If the flow pressure measuring device is upstream of the fresh hot water sanitizing rinse control valve, the device shall be mounted in a 6.4 millimeter (one-fourth inch) iron pipe size (IPS) valve.
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C.
Items A and B do not apply to a machine that uses only a pumped or recirculated sanitizing rinse.
History:
23 SR 519
Published Electronically:
October 11, 2007
Official Publication of the State of Minnesota
Revisor of Statutes