Unit 9: Refrigeration and Oil Chemistry Management - Recovery, Recycling, Reclaiming and Retrofitting
Objectives
- After studying this unit you should be able to
- describe ozone depletion and global warming.
- discuss how CFCs deplete the earth’s ozone layer.
- differentiate between CFCs, HCFCs, HFCs, HFOs, and HCs.
- discuss popular refrigerants (including R-410A) and their applications.
- discuss refrigerant blends.
- discuss temperature glide and fractionation as it applies to refrigerant blends.
- discuss refrigerant oils and their applications.
- discuss EPA regulations as they relate to refrigerants.
- define the terms recover, recycle, and reclaim.
- describe methods of recovering refrigerants, including active and passive methods.
- discuss oil-less recovery machines.
- identify a DOT-approved recovery cylinder.
- describe a quick-connect or quick-coupler as they apply to refrigerant conservation.
- discuss the general considerations in retrofitting an R-22 system.
Next: Advance to the Learning Center Dashboard and complete the lesson.