Title: Measure superheat and subcooling.
Course: Heating, Ventilation, Air Conditioning, and Refrigeration I (17056-I) > Section: Servicing and Maintaining Refrigeration Systems

Measurement should be based on a P/T chart and adjustment should be made by

- adding or removing refrigerant in a capillary tube system
- adjusting the thermostatic expansion valve system according to manufacturer recommendations.

Process/Skill Questions:

- What is the common superheat temperature for air conditioning?
- How is superheat measured?
- How is subcooling measured?
- How does one determine actual vs. target superheat?