EPA TESTS BUNDLE|| FULL PACKAGED SOLUTION || ACTUAL EXAMS || 2024 ( A+ GRADED 100% VERIFIED)

EPA Lead Inspector QUESTIONS AND ANSWERS 2023/2024

Industrial process and refrigeration units with a 50 pound charge or more with an annualized leak rate of _____ or more must have leaks repaired. - ANSWER 35 Unless plans are made to replace a system exceeding the maximum leak, repairs must be made in; - ANSWER 30 days Refrigerants CFC R-12, HCF...

Before charging a new system with refrigerant, what should be done? - ANSWER Pressurize with nitrogen (classified as an inert gas) and leak Which refrigerant can be used for leak detection as a trace gas and pressurized with nitrogen? - ANSWER R-22 What tools can you use to find general area of ...

When a new system has been assembled, the first thing to do is? - ANSWER 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? - ANSWER Pressurized with nitrogen then leak checked. The EPA regulations require t...

Are there drop-in replacements for R-12 systems? Why or why not? - ANSWER No because the new refrigerants are incompatible with the oils and lubricants used in R-12 systems. What type of oil is used in R-134a and what oils will it mix with? - ANSWER Ester based oils and they do not mix with other...