77-168 REGULATING THE INSTALLATION, ALTERATION AND USE OF ELECTRICAL EQUIPMENT AND ESTABLISHING AN ELECTRICAL INSPECTION DIVISION

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- 11 - (k) Addition of new circuits to service equipment beyond the approved rated capacity thereof. Section 33. Splices shall be made only in boxes, fittings or approved enclosures. All boxes and fixtures shall be securely mounted in the manner provided by said National Electrical Code except that approved patented box hangers may be used in rewiring or altering equipment in existing buildings. Section 34 . Motors with voltage of 120/240 or 1/2 horsepower or larger shall be supplied with 240 volt circuits whenever such voltage is available and only cartridge fuses or circuit breakers shall be used in 240 volt installations. Section 35. Outdoor signs shall be controlled by an externally operated switch so designed that the same may be locked in an open position and all external wires on such signs and billboards shall be enclosed in approved metal conduit, with alltransformers being either weatherproof or enclosed in the sign body or a separate metal box. Gas or electric furnaces shall have a disconnect switch on or adjacent to the furnace. All rooftop heating and/or air conditioning units shall have a 110 volt convenience outlet at the unit. If more than one unit is installed on a roof, only one convenience outlet will be , required if the units are reasonably close to each other. Section 36 . When electrical equipment is installed in multi- unit dwelling structures , whether apartments or condominiums, service equipment wiring shall be placed in approved rigid conduit, and feeder and subfeeder circuit wiring shall be placed in either flexible metal conduit with a grounding conductor therein installed or, at the option of the owner, in appr�ved electrical metallic tubing, while branch circuits in individual dwelling units may be wired with approved grounded non-metallic sheathed cable . Section 37. The Electrical Commission may prescribe and adopt reasonable rules and regulations not inconsistent with this ordinance or other ordinances of the city or codes adopted thereby in order to carry out the intent and purpose hereof to establish safe and practical standards and specifications for the installation, alteration and use of electrical equipment and to protect the public health and safety and said Commission shall, upon request, interpret the provisions hereof and the provisions of the code adopted hereby and the rules and regulations promulgated hereunder. Section 38. Appeals from any decision, order or determination by the Inspection Division may be taken by the person aggrieved to the Construction and Housing Board of Appeals in the time and manner provided by the City Code which said Board of Appeals may consult with and be guided by the opinion, suggestion or recommendation of the Electrical Commission in deciding such appeals.