MaintenanceXerox ® WorkCentre® 7220/7220i/7225/7225i Color Multifunction Printer 191User GuideCleaning the PrinterThis section includes:• Cleaning the Document Glass and Document Cover .......................................................................................191• Cleaning the Document Feed Rollers .....................................................................................................................192• Cleaning the Printer Exterior......................................................................................................................................192• Cleaning the Printer Interior ......................................................................................................................................193Cleaning the Document Glass and Document CoverTo ensure optimum print quality, clean the document glass regularly. Cleaning helps avoid output withstreaks, smears, and other marks that transfer from the glass while scanning documents.1. Use a lint-free cloth lightly dampened with Xerox ® Lens/mirror Cleaner or another suitablenon-abrasive glass cleaner. Clean the document glass and the CVT glass to its left.2. Use a lint-free cloth and Xerox ® Cleaning Fluid to clean the underside of the document cover andthe document feeder.