​This course is a practical training for students on the basic skills of service processes on HVAC&R systems with using different types of tools and instrumentation such as in dehydration, charging, piping fabrication, etc. Also it covers knowing and identifying different types of refrigerants as well as knowing their characteristics, leak detection methods. This course also focuses on HVAC&R tubing welding processes and their different methods such as cutting, bending, sewage, flaring, joining etc. Identifying electrical wires types and their handling will be covered. Refrigeration materials such as insulation’s, piping types will be covered.