![]() ![]() ![]() On the UT3000, however, it shows no call for heat from Zone 1 and the heat pump compressor is not running. A check of the thermostat shows the temp a couple of degrees below the setpoint, "Heat On" and equipment status shows both first and second stage heat pump are active. Once in a while (every few days, sometimes a few times in a day) I'll notice the Zone 1 with the (CTK03) is cooler than it should be. UT3000 has v1.16 firmware installed.Įverything worked fine all summer long, but now that it's heating season, there's an intermittent issue that has me baffled. I've got a newly installed (May of this year) Amana 96% propane furnace / 16-seer 2-stage heat pump with a UT3000 board, 3 zones and one CTK03 thermostat on Zone 1 and H/C stats on the other two.
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