Minnesota Administrative Rules

4714.0504 WATER HEATER REQUIREMENTS.

Subpart 1.

Sections 504.1 to 504.2.

UPC sections 504.1 to 504.2 are deleted in their entirety.

Subp. 2.

Section 504.6.

UPC section 504.6 is amended to read as follows:

504.6 Temperature, Pressure, and Vacuum Relief Devices. The installation of temperature, pressure, and vacuum relief devices, or combinations thereof, shall be installed in accordance with the terms of their listings and the manufacturer's installation instructions. A shutoff valve shall not be placed between the relief valve and the water heater or on discharge pipes between the valves and the atmosphere. The hourly British thermal units (Btu) (kW h) discharge capacity or the rated steam relief capacity of the device shall be not less than the input rating of the water heater. Discharge piping shall be installed in accordance with section 608.5.

Statutory Authority:

MS s 326B.43; 326B.435

History:

40 SR 71; 45 SR 1007

Published Electronically:

September 27, 2021