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Search took 0.01 seconds. Search: Posts Made By: jeff5may

Forum: Geothermal & Heat Pumps

11-25-12, 09:17 PM

Replies: 45

Automatic defrost circuit

Views: 25,939

Posted By jeff5may

CXR is short for chest xray:D seriously, cxr is...

CXR is short for chest xray:D seriously, cxr is short for compressor.

To help others reading this thread, I will share my learnings about defrost control boards. There are only a few OEM suppliers...

Forum: Geothermal & Heat Pumps

11-25-12, 12:33 PM

Replies: 45

Automatic defrost circuit

Views: 25,939

Posted By jeff5may

My view on the subject is if it works don't fix...

My view on the subject is if it works don't fix it. If all you need is an occasional defrost, why rebuild the whole unit? With a sufficiently small heating device, it will use less power than the...

Forum: Geothermal & Heat Pumps

11-25-12, 10:45 AM

Replies: 45

Automatic defrost circuit

Views: 25,939

Posted By jeff5may

Adam, If you are using this unit without a...

Adam,
If you are using this unit without a reversing valve and at temps approaching freezing, you will have to provide the evaporator coil with some form of heat to thaw it out when it freezes. It...

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