Know which refrigerants and approved machines the facility supports.
Electrical, airflow, pressure, temperature, leak, and control-system diagnosis comes before unnecessary refrigerant handling.
Identification, recovery, repair, evacuation, charging, verification, labeling, and records.
Employers may value broader electrical, HVAC, hybrid/EV, and manufacturer training in addition to 609.
Questions to ask an employer
- Which refrigerants and equipment standards does the shop support?
- Who maintains shop equipment certification and three-year records?
- How are contaminated refrigerants identified and isolated?
- What supervision is provided for initial A/C services?
- Does the shop service hybrids, EVs, buses, or heavy-duty systems?