The chief of police shall devote his entire time to the discharge of the duties of his office, shall engage in no other duties of employment except those designated and approved by the council, and particularly in relation to the duties of civil defense with the county of Lee, Illinois, which said chief of police may, at the discretion of the council, assume and discharge; and shall be charged with the preservation of the peace, order, safety and cleanliness of the city and with the duty of protecting the rights of persons and property and enforcing all provisions of this code. (Ord. 520, 7-19-1966)