I have been measuring temperature with permanently installed gauges in the piping. The load side thermometers are about 6"-8" from the front of...
Thank you very much Geoxne for the troubleshooting help. I have been watching the load side temps and I think I was just trying to achieve to low...
I spoke too soon. It ran for a while, brought the buffer tank down to 55*F with the fan coil running for part of that time. Faulted and retried...
Its usually the simplest thing. Sometimes so simple that you feel dumb once you realize. Routine maintenance is important! I cleaned out the...
Also from my notes here, when I commissioned the system 2 years ago the load pressures were 16psi in and 13psi out. One year ago I had the same...
I checked pressures at the P/T ports with compressor running. Load side pressures are the issue. I also ran in heating mode and had the same...
Yes the load and source pumps are both running when the compressor starts. And with the heat pump wired as stage 2 on the HBX per your advice,...
Thanks! The fault is flash code 2. I had the cooling set at 50*F with a 10* delta. I realized that may have been trying to go too cool so...
After 2 full winters I am pleased to report that this system has performed even better than expected. The slab and radiant walls heat the home...
It was that easy, auto changeover is now fully functional. Thank you
I think this is what I was looking for, I hope it's that easy.
My cxm board does not have the "A" terminal on the P1 strip like in your drawing. I do have the "A" terminal on the P2 terminal strip. Except...
I still need to figure out how to turn on the load pump. The heat pump has a terminal "A" on the P2 terminal strip but I am not sure what to do...
The btu's have started moving and this is now officially a testimonial thread [ATTACH]
I am planning to use methanol for antifreeze in the ground loops but I am not sure exactly how much I need. I have 2400 ft of 3/4" sdr11 that I...
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