HVACR Level 2, 6th edition

For courses in heating, ventilating, air conditioning and refrigeration.

A rigorous curriculum endorsed by HVAC Excellence

HVACR, Level 2, is the second installment of NCCER's 4th highest-selling series: a four-part HVACR curriculum. The program trains future technicians in installing, maintaining and repairing heating, ventilating, air conditioning and refrigeration systems. By meeting HVAC Excellence accreditation standards, the curriculum prepares trainees for success on HVAC Excellence certification exams.

The 6th Edition revision incorporates coverage of refrigeration and the latest technology and equipment. New to Level 2 is the inclusion of an EPA 608 study guide. Also, modules previously in Levels 3 and 4 are now part of Level 2, promoting key skills needed in the industry.

Key features of this title

Practical approach to learning a craft

• Step-by-step instructions throughout the text guide trainees through technical procedures and tasks.
• An introductory page before each module lists objectives, trade terms and performance tasks.
• Trade features present technical tips and professional practices based on real on-the-job scenarios.

Engaging pedagogy

• Review questions test students’ knowledge of the content they’ve just read.
• Figures and tables throughout each module illustrate important concepts and clarify complex instructions.

New and updated features of this title

Enhanced series

• NEW: An HVAC Excellence partnership and endorsement was awarded to NCCER's four-part HVACR program since the last edition. This means the series meets HVAC Excellence accreditation standards and prepares trainees to sit for HVAC Excellence certification tests.
• NEW: On-the-job case studies throughout the curriculum demonstrate skill performance in the HVACR field.
• UPDATED: Enhanced electrical safety content ensures trainees can safely interact with electrical systems, across HVACR functions.

Level 2 updates

• NEW: An EPA 608 study guide is included with the Level 2 materials. This guide helps trainees pass the EPA 608 certification exam, which is required for handling refrigerants on the job.
• REVISED: Content has been reorganized across the series. Level 2 now includes three modules that were previously in Levels 3 and 4: Customer Relations (03316), Fasteners and Hardware (03313) and Indoor Air Quality (03403).
• UPDATED: New concepts were added to the Fasteners and Hardware module. This includes enhanced coverage of selecting drill bits and tapping a hole, new content on dry and wet torquing, and new warnings around the dangers of silica dust.