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Author Question: In an area where freezing drizzle is common in winter, which defrost interval stands the best chance ... (Read 68 times)

justinmsk

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  • Posts: 524
on: Jul 24, 2018
In an area where freezing drizzle is common in winter, which defrost interval stands the best chance of
  keeping a heat pump outdoor coil free of frost?
 
  a. 30 minutes
  b. 60 minutes
  c. 90 minutes
  d. 120 minutes

Question 2

In the heating mode, a leaking check valve on the indoor coil will show up as _____.
 
  a. a noisy compressor
  b. a chattering check valve
  c. normal operation
  d. low head pressure


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efwsefaw

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

a

Answer to Question 2

c


justinmsk

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  • Posts: 524
Reply 2 on: Jul 24, 2018
Wow, this really help

nguyenhoanhat

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Reply 3 on: Yesterday
Gracias!

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