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Search took 0.00 seconds. Search: Posts Made By: jeff5may

Forum: Geothermal & Heat Pumps

11-23-14, 08:39 PM

Replies: 4

homemade mini split

Views: 4,570

Posted By jeff5may

I'm working on the defrost control logic and...

I'm working on the defrost control logic and sorting out assignment of onewire sensors as we speak. I posted a rough alpha sketch (on github - see our other thread) that I have working today. It...

Forum: Geothermal & Heat Pumps

11-23-14, 08:34 PM

Replies: 4

homemade mini split

Views: 4,570

Posted By jeff5may

It is not difficult to "reverse cycle" a window...

It is not difficult to "reverse cycle" a window a/c unit. You use a "piercing valve", recover the charge, and substitute it with inert gas. You simply switch lines on the compressor (suction line to...

Forum: Geothermal & Heat Pumps

11-22-14, 06:52 PM

Replies: 4

homemade mini split

Views: 4,570

Posted By jeff5may

homemade mini split

I just had an idea. This could be very easy to accomplish.

A couple of small units could be connected to each other with a lineset so that the compressor in one unit would operate in heating mode...

Showing results 1 to 3 of 3

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