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(a) Minimum Heat Requirements in Residential Rental Units.
(1) Except as provided in Section 701(c), every dwelling unit, guest room, and congregate residence shall be provided with heating facilities capable of maintaining a minimum room temperature of 70 degrees Fahrenheit (21.1 degrees Centigrade) at a point three feet above the floor in all habitable rooms.
(2) Heat shall be furnished within the dwelling unit, guest room, or congregate residence by heating units located within the dwelling unit, guest room, or congregate residence or from ductwork openings in the walls, floor, or ceiling of said dwelling unit, guest room, or congregate residence. No direct openings for the entrance of heat shall be permitted between the exit corridor and the dwelling unit, guest room, or congregate residence.
(3) The cost of maintaining heat as required by this subsection (a) shall be a matter of agreement between the landlord and tenant.
(4) Such heating facilities shall be installed and maintained in a safe condition and in accordance with the Building Code and all other applicable laws.
(b) Requirements for Heaters. All individual heaters installed in dwelling units, guest rooms, and guest room suites must be permanently attached and properly wired. Wiring for heaters shall conform to the San Francisco Electrical Code.
(c) Minimum Heat Requirements for Hotels. Hotels shall comply with the requirements set forth in Section 701
(a) and (b), except that heating facilities capable of maintaining a room temperature of 68 degrees Fahrenheit (20 degrees Centigrade) at a point midway between the heating unit and the furthest wall and which point is three feet above the floor, shall be made available to each occupied habitable room for a total of 13 hours, between the hours of 5:00 a.m. and 11:00 a.m. and 3:00 p.m. and 10:00 p.m.
(d) Buildings in Which the Heating System Is Not Under the Control of the Tenant or Occupant. In every building in which the heating system is not under the control of the tenant or occupant, a locking or nontamperable temperature-sensing device with a ±1½-degree Fahrenheit (0.8 degree Centigrade) tolerance shall be centrally located within the building in a habitable room to which heat is provided, whether occupied or unoccupied. The nontamperable device shall not be installed in a manager’s unit or an owner’s unit (except in an owner-occupied residential condominium). This device shall cause the heating system to cease heat production when the habitable room temperature exceeds the temperature required by subsection (a) or (c), as applicable, and reactivate the system when the habitable room temperature drops below the temperature required by subsection (a) or (c).
(1) A timeclock set to provide the amount and hours of heat required in this Section 701 shall be installed at or near the heating source (boiler, furnace, etc.) to control the heating system. A thermostat bypass switch wired in parallel with the thermostat shall be provided to allow testing of the boiler operation. This switch shall be located at or near the heating source.
(2) Except as otherwise provided in this subsection (d), remotely located switches which override timeclock operation shall be prohibited.
(e) Electrical Equipment. All electrical fixtures, wiring, and appurtenances thereto and their maintenance shall comply with the San Francisco Electrical Code and all other applicable sections of the laws of the State of California and the Municipal Code.
(f) Mechanical Ventilation. The provisions and requirements of the San Francisco Mechanical Code shall govern the installation and operation of mechanical ventilation systems and equipment.
(Added by Ord. 399-89, App. 11/6/89; amended by Ord. 161-92, App. 6/4/92; Ord. 350-95, App. 11/3/95; Ord. 192-02, App. 9/17/2002; Ord. 256-07, App. 11/6/2007; Ord. 290-19, File No. 191017, App. 12/20/2019, Eff. 1/20/2020)