Quote:
Originally Posted by jeff5may
From the sticky:
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The problem with those diagrams is that they only show the heat pump working in one direction. I knew there had to be some trick with the TXV for the heat pump to work in both directions, like the fact that there are 2 in my diagram, paralleled by one way check valves.
I am certain that there is "more than one way to skin the cat", but the solution I found looks pretty simple.