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Author Question: How does an air-defrost system work? A) Air from inside the store is directed over the ... (Read 24 times)

panfilo

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on: Jul 24, 2018
How does an air-defrost system work?
 
  A) Air from inside the store is directed over the evaporator.
  B) A warm glycol solution is sprayed on the coil.
  C) The superheated gas leaving the evaporator is used to melt the ice.
  D) Hot compressor discharge gas is routed to the evaporator.

Question 2

The blue gauge and hose on a gauge manifold set are used for:
 
  A) Connecting to refrigerant cylinders.
  B) Connecting to vacuum pumps.
  C) Reading pressures on the low side of the system.
  D) Reading pressures on the high side of the system.


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cloudre37

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

A

Answer to Question 2

C


panfilo

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Reply 2 on: Jul 24, 2018
Excellent

frankwu0507

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Reply 3 on: Yesterday
:D TYSM

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