HVAC-124 — HVAC Recovery & Evacuation 3
HVAC - 124 HVAC Recovery & Evacuation 3 HVAC - 124 HVAC Recovery & Evacuation 3 Study of system evacuation practices and techniques for refrigerant recovery, system charging and refrigerant management. Topics include: types of leaks; standing pressure and vacuum test; vacuum pumps; selecting leak detectors; refrigerants and refrigerant blends; EPA regulations; recovery, recycle and reclamation; retrofitting systems; system charging; and the use of pressure temperature charts.