1504.01 REQUIREMENTS.
   (a)   All elevators equipped with photoelectric tube devices, which control the closing of automatic power operated elevator doors, shall have a switch located in the elevator car which, when actuated, will render the photoelectric tube device ineffective. This switch shall be of the constant pressure type, requiring not less than ten pounds nor more than fifteen pounds pressure to actuate. It shall be located not less than six feet nor more than six feet, six inches, above the car floor and shall be in or adjacent to the operating panel. The switch shall be clearly labeled "DOOR OPEN". Doors to close if button is released before doors are fully opened.
   (b)   Each and every elevator cab shall have an emergency light to provide adequate light within the elevator when the primary power fails.
   (c)   Each elevator cab shall be equipped with an emergency bell actuated by an emergency switch inside the cab, which shall be supplied with a source of emergency power so the bell may be actuated when the primary power fails.
   (d)   Any building which shall install elevators shall have at least one elevator cab with a minimum size of clear floor space of seven feet by five feet. Elevator door openings and hall widths shall be large enough to accept Fire Division stretchers (80" in length, 24" in width) in the open horizontal position. All elevator plans are to be approved by the Chief of the Fire Division prior to installation.
   (e)   Every elevator, or group of elevators, shall be equipped with a three-position "ON-OFF-BYPASS" key operated switch at the main floor to be used for Fire Division service. The key shall be removable only in the "ON" or "OFF" positions, the switch shall be maintained in the "BYPASS" position by continuous pressure. Key and lock model to be specified by the Fire Chief.
      (1)   When such key operated switch is turned to the "ON" position, all elevators controlled by this switch and which are on automatic service shall return to the main floor. An elevator traveling away from the main floor shall reverse at the next available floor, without opening its doors, and return to the main floor. Elevators equipped with automatic power operated doors and standing at a floor other than the main floor, with doors open, shall close the door without delay and proceed to the main floor. The operator must remove key from the lock switch at the main floor landing and use the key to operate car within. The door shall remain open until closed by the operator with a constant pressure-type switch. Switch to be marked "DOOR CLOSE. "
      (2)   A car stopped at a landing shall have its "EMERGENCY STOP" switch rendered inoperative as soon as the doors are closed and it starts toward the main floor. A moving car, traveling to or away from the main floor, shall have its "EMERGENCY STOP" switch rendered inoperative immediately.
      (3)   When the key switch is in the "OFF" position and the elevator is at the emergency service landing, the elevator shall be restored to normal, automatic service.
      (4)   All cars and corridor call buttons shall be rendered inoperative and all call-registered lights and direction lanterns shall be extinguished and remain inoperative.
   (f)   A sensor in each elevator lobby which, when activated, prevents cars from stopping at that floor, shall not be substituted for the above requirements. Heat and smoke or products of combustion-sensing devices shall be installed in accordance with NFPA #72D in each elevator lobby at each floor except the main floor. The activation of a sensing device in any elevator lobby shall cause all cars in all groups that serve that lobby to return non-stop to the main floor.
   (g)   Floor numbers: Elevator hoistways shall have floor numbers not less than four inches in height placed on the walls and/or doors of hoistways at intervals where persons in a stalled elevator, upon opening the car door, can determine the floor position.
(Ord. 1980-40. Passed 5-13-80.)