For sales or pricing inquiries outside of the United States, please visit: http: //www.cdxauto.com/ContactUs to access a list of international CDX Automotive Account Managers. HVAC Tasksheet Manual for NATEF Proficiency is designed to guide automotive students through the tasks necessary to meet National Automotive Technicians Education Foundation (NATEF) requirements for National Institute for Automotive Service Excellence (ASE) Standard 7: Heating, Ventilation, and Air Conditioning. Organized by ASE topic area, companion tasks are grouped together for more efficient completion and are clearly labeled with CDX and NATEF task numbers and the NATEF priority level to help students easily manage responsibilities. This manual will assist students in demonstrating hands-on performance of the skills necessary for initial training in the automotive specialty area of heating, ventilation, and air conditioning. It can also serve as a personal portfolio of documented experience for prospective employment. Used in conjunction with CDX Automotive, students will demonstrate proficiency in heating, ventilation, and air conditioning diagnosis, service, and repair.CDX Automotive is the world's leading online interactive automotive training program, designed to improve student grades, increase accountability, and reduce instructor workload. Full of current and media-rich content, CDX Automotive engages learners in the principles and applications of automotive education and prepares them for entry-level positions in the automotive service field. Learn more at www.cdxauto.com