Section R. 408.30923a - Equipment installationRule 923a. Section 301.10.1 is added to the code and section 309.1 of the code is amended to read as follows:
301.10.1. Electrical disconnect. The mechanical contractor shall ensure that all equipment is equipped with an externally accessible electrical disconnect switch on, or within 6 feet of, the equipment. The disconnect shall be permanently identified.309.1. Occupiable space heating systems. Interior spaces intended for human occupancy shall be provided with heating facilities capable of maintaining a minimum interior room temperature of 68 degrees Fahrenheit, 20 degrees Celsius, at a point 3 feet, 914 millimeters, above the floor and 2 feet, 609.6 millimeters, from exterior walls at the required design temperature. The installation of portable space heaters shall not be used to comply with this section. Exception:
1. Interior spaces where the primary purpose is not associated with human comfort.2. Interior, seasonal spaces that are unoccupied during cold weather months, including restrooms, shower buildings, day use restrooms, concession stands, press boxes, ticket booths and locker rooms.3. Group F, H, S or U occupancies.Mich. Admin. Code R. 408.30923a
1989 AACS; 1992 AACS; 1995 AACS; 1998-2000 AACS; 2001 AACS; 2003 AACS; 2010 AACS; 2013 AACS; 2016 AACS; 2023 MR 22, Eff. 3/12/2024