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Author Question: To avoid freezing the water in the chiller during recovery: A) Circulate the chiller water. B) ... (Read 128 times)

SAVANNAHHOOPER23

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on: Jul 24, 2018
To avoid freezing the water in the chiller during recovery:
 
  A) Circulate the chiller water. B) Add nitrogen to the chiller.
  C) Turn off the condenser water pumps. D) Operate the chiller.

Question 2

A water-source heat pump does not require a defrost cycle because:
 
  A) There are no check valves or extra metering devices within a water-source heat pump.
  B) It uses buried loops in which water is circulated, and the heat is then extracted from the water.
  C) The fluid circulating through the water-source unit cannot be allowed to freeze.
  D) Most water-source units use a single bi-flow thermostatic expansion valve.


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flexer1n1

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Reply #1 on: Jul 24, 2018
Answer to Question 1

A

Answer to Question 2

C


SAVANNAHHOOPER23

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Reply 2 on: Jul 24, 2018
Excellent

nathang24

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Reply 3 on: Yesterday
Wow, this really help

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