This document is no longer being reviewed through the Consensus Document Development ProcessResponsibilities of the user and manufacturer in the purchase, operator training, preventive maintenance, and servicing or repair of clinical laboratory instruments.This document is no longer being reviewed as part of the CLSI consensus process. However, because of its usefulness to a limited segment of the healthcare community, CLSI is continuing to make the document available for its informational content.This document is available in electronic format only.