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Examen
Reta book 2 Chapter 4 Questions & Answers 100% Correct!!
57- What is the main disadvantage of a hand expansion valves in the early refrigeration system. - ANSWER-They did not automatically adjust to a changing loads so an operator had to frequently check and adjust them. 
 
58- What is the advantage of a thermostatic expansion valve. - ANSWER-They will automatically adjust themselves to match varying load conditions. 
 
 
61- What is the average starting point for setting superheat at the outlet of a DX coil. - ANSWER-10 degrees
Examen
Reta book 2 Chapter 4 Questions and Answers 100% Correct
PopularReta book 2 Chapter 4 Questions and Answers 100% CorrectReta book 2 Chapter 4 Questions and Answers 100% CorrectReta book 2 Chapter 4 Questions and Answers 100% CorrectReta book 2 Chapter 4 Questions and Answers 100% CorrectReta book 2 Chapter 4 Questions and Answers 100% Correct 
 
57- What is the main disadvantage of a hand expansion valves in the early refrigeration system. - ANSWER-They did not automatically adjust to a changing loads so an operator had to frequently check and adjust them. 
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