An apparatus and method for managing a Connection IDentifier in a communication system are provided. Each of the plural image forming units includes a photosensitive drum that faces at least the belt and an exposing device that forms a latent image on the photosensitive drum. A preferred utility for the system of the invention is spraying dilute solutions of insecticide or insect repellent during the periods of significant insect activity that typically occur around dusk and dawn. A lower wing is arranged beneath the platform on the aft side and extends in an axial direction to provide a U-shaped channel with the platform that extends in a circumferential direction.