Title: (Optional) Identify the refrigerant type; select and connect the proper gauge set/test equipment; record the temperature and pressure readings.
Course: Automotive Technology III (20104-III) > Section: HEATING, VENTILATION, AND AIR CONDITIONING (HVAC): General-Air Conditioning (AC) System Diagnosis and Repair

Procedures should include using

- the refrigerant identifier
- under-hood reference information
- service fittings
- the proper gauge
- a thermometer to record ambient and in-dash temperature
- industry temperature and pressure charts
- federal laws and guidelines associated with the proper handling of refrigerants.

Note: EPA Clean Air Act Section 609 required

Process/Skill Questions:

- What tools should be used to identify the refrigerant type?
- Why should a technician check the refrigerant type before servicing?
- What are the procedures for checking the refrigerant type?