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Forum: Geothermal & Heat Pumps

09-25-13, 04:04 PM

Replies: 245

DIY well drilling / trench digging for GSHP

Views: 241,760

Posted By AC_Hacker

Sure would like to see photos and specs on the...

Sure would like to see photos and specs on the drilling rig that you are using...
Horse power, etc.

Also like to know where the failure occurred, and if you have any photos of that.
...

Forum: Geothermal & Heat Pumps

01-08-13, 07:36 PM

Replies: 1,943

The Homemade Heat Pump Manifesto

Views: 5,936,734

Posted By AC_Hacker

Actually heat pumps usually use a solenoid...

Actually heat pumps usually use a solenoid actuated refrigerant reversing valve.

http://image.made-in-china.com/2f0j00oejtDQaMYIkC/4-Way-Reversing-Valve-DHF-34-.jpg

Above is a photo of one....

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