I am a commercial hvac repair technician. I was recently hired by a large commercial building to repair their hvac system. The system was not working properly, and the building was experiencing extreme temperatures. I arrived at the building and began to diagnose the problem. I found that the compressor was not working properly, and the refrigerant was leaking. I replaced the compressor and refilled the refrigerant, and the system was back up and running properly. The building was very grateful for my quick and efficient repair, and I wa