EPA 608 TYPE II Exam 2023 with correct answers

.EPA 608 (TYPE II) Exam 2023 with correct answers
Course
EPA 608
Institution
EPA 608
When a new system has been assembled, the first thing to do is? Pressurize the system with an inert gas & leak check. After installation of a field-piped R-410A split heat pulp, the unit should first be? Pressurized with nitrogen then leak checked. The EPA regulations require that any appliances containing more than 50 pounds of refrigerant (except for commercial & industrial process refrigeration) must be repaired when the leak rate exceeds _________ of the charge per year? 15%
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