The Supai Health Center requires repair and preventive maintenance services for a Steris washer/disinfector used to clean and disinfect reusable medical and dental instruments. Services include replac... The Supai Health Center requires repair and preventive maintenance services for a Steris washer/disinfector used to clean and disinfect reusable medical and dental instruments. Services include replacement of the inlet hot water valve and performance of preventive maintenance to ensure the equipment remains fully operational, safe, and compliant with infection control and Joint Commission standards.