This course provides a comprehensive guide to the maintenance and servicing of HVAC systems. Topics include the principles of heating, ventilation, and air conditioning, system components, installation, and setup. Students will learn about routine maintenance procedures, troubleshooting, and diagnostics, as well as HVAC system repairs. The course also covers safety practices, energy efficiency, environmental considerations, and advanced HVAC technologies. Additionally, learners will explore HVAC maintenance documentation, reporting, and customer service skills necessary for a professional career in the industry.