OAR 918-225-0365: Exemptions for Certain Miniature Boilers

A miniature boiler used commercially is exempt from the requirements of ORS 480.510 to 480.665, provided the boiler: (1) Does not have more than 1.5 cubic feet of steam space; (2) Is operated at not more than 30 pounds per square inch; (3) Has a safety valve set at or below 30 pounds per square inch; and (4) Meets the safety standards adopted by any of the following laboratories as of December 23, 1994: (a) Underwriters Laboratories, Inc; (b) Edison Testing Labs; (c) Italian Instituto Superiore Per La Prevenzione E La Sicurezza Del Lavoro (ISPESL) also known as the “Italian National Standard”; or (d) Technischer Uberwachungsverein (TUV) also known as the “German National Standard.”