. Balloon cloth (only} is washable, use any cleaning liquid and spray light on the tower and rub it with & clean cloth or paper dowel. . Only use replacement parts authorized by Prism fo protect warranty. . If using Honda EU 2000i follow Honda maintenance procedures. . Slide the storage cover on the unit, when not in use. . Bulb not Ruminating . Check incoming power supply. . Make sure that the metal halite bub has been cooled for 10 minutes before you restart the bulb; if not the bulb will not illuminate.