In case any building or structure is erected, constructed, reconstructed, altered, converted or maintained or any building, structure or land is used in violation of this code or of any ordinance adopted pursuant thereto, the City Planner, in addition to other remedies, may institute any appropriate action or proceedings to prevent such unlawful erection, construction, reconstruction, alteration, conversion, maintenance or use to restrain, correct or abate such violation to prevent the occupancy of said building, structure or land or to prevent any illegal act, conduct, business or use in or about such premises. Such regulations shall be enforced by the City Planner.