Exam (elaborations)
HVAC NATE Heat Pump Exam Questions with 100% Correct Answers | Updated | Download to score A+
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1. On an R-22 system, line diameters and lengths are typically specified for a vapor pressure drop that does not exceed what? ANS 6-7PSI or 6F 2. What is the primary purpose of using flux when soldering copper or brass parts? ANS Prevent Oxidation 3. The water that results from a defrost cycle ...
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