Learn system charging procedures, including how to use disposable refrigerant tanks and how to evaluate the system's sate through condenser split, saturation temperature and superheat. Understand the effects of high/low charge in addition to effectively using charging chartsLearn system charging procedures, including how to use disposable refrigerant tanks and how to evaluate the system's sate through condenser split, saturation temperature and superheat. Understand the effects of high/low charge in addition to effectively using charging charts.