CS240/CS231 11-5Care of the machine 11Electrostatic charger wireIf the electrostatic charger wire is dirty, streaks will appear though the printed images. If this occurs, followthe procedure described below to clean the electrostatic charger wire.1 Open the machine’s lower front door.2 Slowly pull out the charger-cleaning tool as far as possible.Next, slowly push in the charger-cleaning tool as far aspossible.Repeat the above operations three times.3 Securely insert the charger-cleaning tool, and then close the front door.Print headIf the print head becomes dirty, decreased print quality may result. If this occurs, clean the print headaccording to the following procedure.1 Pull out tray 1.2 Remove the cleaning tool from tray 1.