125About this chapterThis chapter describes several maintenance procedures for the projector.WARNING: All procedures described in this chapter may only be performed by TRAINEDPROJECTIONISTS or qualified SERVICE PERSONNEL.Overview• Check the dust filters• Vacuum cleaning of the dust filters• Vacuum cleaning of the dust filters• Washing and drying the dust filters• Cleaning the lens• Cleaning the exterior of the projectorR5906151 /02 XDLMaintenanceprocedures 11