Forum: Geothermal & Heat Pumps
09-03-19, 08:07 PM
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Replies: 24
Views: 21,872
What he said...
A lot of the variable...
What he said...
A lot of the variable capacity mini-split systems have brushless DC motors inside the pot. Most have 3 phase stators and a permanent magnet rotor. The control systems are all...
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Forum: Geothermal & Heat Pumps
11-10-16, 08:44 PM
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Replies: 24
Views: 21,872
From the description page, this is a versatile...
From the description page, this is a versatile control that ccould be rigged a number of ways. It is a slave module that seems to be able to use a number of control modules as an input. It can take a...
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Forum: Geothermal & Heat Pumps
11-10-16, 04:51 PM
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Replies: 24
Views: 21,872
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Forum: Geothermal & Heat Pumps
05-08-16, 08:00 PM
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Replies: 24
Views: 21,872
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Forum: Geothermal & Heat Pumps
05-08-16, 07:30 PM
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Replies: 24
Views: 21,872
Iamgeo,
I believe the main, original...
Iamgeo,
I believe the main, original intention of the manufacturer was to provide an inexpensive solution for window and mini-split owners whose units have suffered a control board failure, keypad...
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Forum: Geothermal & Heat Pumps
05-07-16, 07:22 PM
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Replies: 24
Views: 21,872
OK, so I rigged my countermeasure in today. I...
OK, so I rigged my countermeasure in today. I found a few relays, but they were all the wrong size to fit in the board. I robbed an NPN transistor out of one of the donor boards ( a PN2222a,...
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Forum: Geothermal & Heat Pumps
05-06-16, 05:11 PM
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Replies: 24
Views: 21,872
Got the unit rigged up today. I have some...
Got the unit rigged up today. I have some accommodation to do.
Before shot of the victim: a whirlpool 1 1/3 ton twisty knob window unit with reversing valve added.
6937
The thing wired up dead...
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Forum: Geothermal & Heat Pumps
05-04-16, 08:11 PM
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Replies: 24
Views: 21,872
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Forum: Geothermal & Heat Pumps
05-01-16, 08:32 AM
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Replies: 24
Views: 21,872
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Forum: Geothermal & Heat Pumps
04-30-16, 12:50 PM
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Replies: 24
Views: 21,872
Sir, you just made my day. I'm buying one of...
Sir, you just made my day. I'm buying one of these TODAY to stick on my current beast (http://ecorenovator.org/forum/geothermal-heat-pumps/4640-15000-btu-window-c-heat-pump-conversion.html).
Not...
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