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courtney4264 courtney4264
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6 years ago
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

 Q. 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.
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AlexMoreAlexMore
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6 years ago
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courtney4264 Author
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6 years ago
this is exactly what I needed
hpascoe
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Yesterday
This helped my grade so much Perfect
jbag1237
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2 hours ago
Correct Slight Smile TY
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