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Author Question: The microprocessor control board in a packaged heat pump has the correct inputs and outputs to ... (Read 15 times)

natalie2426

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on: Jul 24, 2018
The microprocessor control board in a packaged heat pump has the correct inputs and outputs to energize
  the reversing valve, but the valve does not energize. What is the next logical step in the troubleshooting
  process?
 
  a. Replace the control board
  b. Check the control board further for defects
  c. Check the reversing valve coil
  d. Replace the reversing valve

Question 2

With a dual-fuel heat pump, at what outdoor temperature is the heat pump typically locked out and the
  furnace activated to provide heat?
 
  a. Below 25F
  b. Below freezing
  c. Slightly above the structure's balance point
  d. 10F below the balance point


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SamMuagrove

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

c

Answer to Question 2

c


natalie2426

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Reply #2 on: Jul 24, 2018
Thanks


SamMuagrove

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Reply #3 on: Jul 24, 2018
Welcome :)


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