It shall be the duty of every person within the City, upon being notified by the Volunteer Chief of the Volunteer Fire Department that any chimney, flue, fireplace, stovepipe, boiler or other structure is dangerous, unsafe or defective, at once to repair or remove the same, in order to remedy such unsafe or dangerous condition, and it shall be the duty of every person to obey the orders and directions of said Volunteer Fire Chief in relation thereto. (1985 Code, § 9.08.030)