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Author Question: What are the indications a check valve has stuck closed on an outside coil? What will be an ideal ... (Read 72 times)

abern

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on: Jul 26, 2018
What are the indications a check valve has stuck closed on an outside coil?
 
  What will be an ideal response?

Question 2

What are the two most common controlling elements in a mechanical humidistat?
 
  What will be an ideal response?


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zoeyesther

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Reply #1 on: Jul 26, 2018
Answer to Question 1

Normal operation in heating, low suction pressure in cooling, cool liquid line

Answer to Question 2

Nylon strips and hair


abern

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Reply #2 on: Jul 26, 2018
Thanks


zoeyesther

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Reply #3 on: Jul 26, 2018
Welcome :)


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