A/C & Refrigerant (R-134a, R-1234yf, EPA 609): questions & answers
Recovery machines, vacuum and charging, leak detection, refrigerant identification and EPA Section 609.
A/C Service Equipment
- What is the difference between a recovery machine and a recover, recycle, recharge machine?
- How should I handle and store refrigerant recovery tanks?
- How do I repair a leaking A/C line?
- What is a flaring tool used for in automotive work?
- Do I need separate equipment for R-134a and R-1234yf?
- What should I look for in a refrigerant analyzer?
A/C Performance Diagnosis
- Why is my car A/C blowing warm air?
- What do A/C gauge readings tell me?
- How do I do an A/C performance test with vent temperature?
- Why does the A/C compressor clutch cycle on and off rapidly?
- How do I diagnose an electric A/C compressor on a hybrid or EV?
- What does an all-in-one A/C diagnostic system do that gauges cannot?