A fully automated, five multi-chamber (pre-wash, sonic cleaning, washing, rinsing, and drying), mechanical washer. The system is controlled by microcomputers that monitor and control system operations and functions and provides visual indication of deviations. A printer-recorder documents and records each cycle performance. Features an automated two rack load/indexing station and single rack unload/indexing station. Processes up to a minimum of 10 single or 40 instrument trays per hour. System designed to clean and decontaminate medical utensils and surgical instruments in a high production linear flow. Various electrical configurations are available, for pricing purposes 208V, 60HZ, 3PH, 60AMPS is used.