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Author Question: Where is the line duty device commonly located? What will be an ideal ... (Read 43 times)

lilldybug07

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on: Jul 26, 2018
Where is the line duty device commonly located?
 
  What will be an ideal response?

Question 2

List operational checks to make during an air conditioning planned maintenance service call.
 
  What will be an ideal response?


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durant1234

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

A line duty device senses current and/or temperature in the motor winding. The line duty arrangement is commonly found on compressor motors used for domestic service.

Answer to Question 2

Check for voltage drop in power wire, voltage drop across contactor contacts, amp draw, airflow, system pressures, superheat, subcooling, temp drop across evaporator coil.


lilldybug07

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Reply 2 on: Jul 26, 2018
YES! Correct, THANKS for helping me on my review

ecabral0

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Reply 3 on: Yesterday
Excellent

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