Event Details

• CLASS DESCRIPTION

  Learn superheat & subcooling diagnostics. 4-hour class covers refrigerant states, TDs, normal temps & system efficiency.

  This 4-hour training is designed for HVAC contractors and technicians to strengthen diagnostic skills and improve system performance. The course focuses on how refrigerant changes state in each component, and why proper superheat and subcooling are critical for reliable operation and efficiency.

  Key topics include:

  • Diagnosing the refrigerant system using superheat, subcooling, evaporator TD, and condenser TD
  • Understanding normal operating temperatures
  • Comparing measured values to standards for accurate diagnosis
  • Best practices for efficiency and long-term system reliability

  Pre-class Reading:The Art of System Troubleshooting (PDF)

   

• This session is structured to provide field-ready knowledge you can apply immediately on service calls and installations.

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Superheat Subcool Training - 2-25-26.pdf