Quote:
Originally Posted by ebike1
I did not think of unplugging control board and replugging. I will try your suggestions and the compressed air. We used use compressed air on network servers and routers back in the day..
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Then clean up from behind the inside face cover, on mine it had some remains from the build. Then look and see if you have any gaps in between the walls. I had a huge one which lead directly to spaces behind the cabinets and walls.
The hardest to solve problem with hvac I ever encountered was due to improper air intake. A piece from the attic came loose and dirty hot summer air was being drawn directly into the cold air return.
The second was also due to airflow, improper filters were being used-pets require using an upgrade. Clogged up things good, but it couldn’t be seen without tearing the a-coil apart. On both all the usual testing came out positive, yet things still weren’t happening correctly.
I just spent the afternoon repairing a refrigerator defrost leak. It’s under two years old but just a little bit of grime in the right spot was all it took. Keep it clean…