refrigerant and recovery Exam | Questions & 100% Correct Answers (Verified) | Latest Update | Grade A+
he recovery process on an R-12 or R-134a A/C system should continue until a stable vacuum held by the system for : 2 minutes technician a says that the refrigerant container should be placed in a cooler storage area before use technician b says that the vapor in the container should be slowly vented into a refrigerant handling unit : b only the ozone layer filters out most of the suns harmful : ultraviolet radiation the reduction of ozone in the stratosphere could cause : an increase in skin cancer and eye cataracts 2 | P a g e technician a says that sunlight striking CFC molecules can cause chlorine to be released technician b says that chlorine atoms react with ozone to produce chlorine monoxide : both a and b R 134a refrigerant must be reclaimed to meet which of these purity standards : j2099 if the required charge level of refrigerant for MVAC system is 40 ounces which of these is correct charge level measured in pounds : #number of ounces /16 2.50
Document information
- Uploaded on
- April 24, 2024
- Number of pages
- 7
- Written in
- 2023/2024
- Type
- Exam (elaborations)
- Contains
- Questions & answers
