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Author Question: In Figure 39-46, how does the thermostat control the operation of the compressor? What will be an ... (Read 41 times)

jenna1

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In Figure 39-46, how does the thermostat control the operation of the compressor?
 
  What will be an ideal response?

Question 2

In Figure 39-46, how does the high pressure switch, HPS, protect the compressor?
 
  What will be an ideal response?



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jackie

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Answer to Question 1

The thermostat energizes the cooling relay. The cooling relay NO contacts close to energize the compressor contactor coil. The compressor contactor NO contacts close to energize the compressor.

Answer to Question 2

It breaks the circuit to the compressor contactor coil, which opens its contacts, shutting off the compressor




jenna1

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Reply 2 on: Jul 26, 2018
Wow, this really help


Jsherida

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

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