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Author Question: In order to leak test a low pressure chiller, the chiller pressure A) chiller pressure must be ... (Read 50 times)

laurencescou

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on: Jul 26, 2018
In order to leak test a low pressure chiller, the chiller pressure
 
  A) chiller pressure must be increased to a positive pressure less than 10 psig
  B) should be increased by adding nitrogen
  C) chiller refrigerant must be recovered and replaced with nitrogen
  D) chiller pressure must be reduced to a safe level, under 150 psig

Question 2

The phases of a planned maintenance service call are:
 
  A) Operational checks and troubleshooting.
  B) Routine maintenance, troubleshooting, and replacing parts that cause problems on many systems.
  C) Routine maintenance, pre-start inspection, operational checks, and troubleshooting.
  D) Routine maintenance and operational checks.


6ana001

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

A

Answer to Question 2

C


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