An opening located within the top of a unit of equipment that is designed for use with a cover or lid must be flanged upward at least 2/10 inch (5 millimeters).
Except as specified in item D, fixed piping, temperature measuring devices, rotary shafts, and other parts extending into equipment must be provided with a watertight joint at the point where the item enters the equipment.
23 SR 519; 43 SR 295
January 2, 2019
Official Publication of the State of Minnesota
Revisor of Statutes