Exam (elaborations)
HVAC NATE Heat Pump Q&A 2022/2023
- Course
- Institution
On an R-22 system, line diameters and lengths are typically specified for a vapor pressure drop that does not exceed what? - Answer- 6-7PSI or 6F What is the primary purpose of using flux when soldering copper or brass parts? - Answer- Prevent Oxidation The water that results from a defrost c...
[Show more]