Sensi thermostat cycles too often 4 GHz Wi-Fi and works with most residential 2. Frequent on-off cycles caused by a failing thermostat can strain your HVAC system. Sensi Smart Thermostat You can better operate and maintain your heat pump by understanding these three cycles. But it only makes that available via it's own proprietary app not homekit. Ideally, a furnace should cycle on for 10 to 15 minutes to effectively raise the temperature. Locate the heat anticipator adjustment lever arm (Photo 2). When the secondary heating system seems to run too much, your first action should be to check the thermostat. On the contrary, emerson's online support told me that sensi touch (1f95U-42 series) doesn't support L wire--eventhough it has a terminal labelled L, and in my case it is connected to outdoor unit (comfort alert diagnostic 543-0032-00), but I can't really access any diagnostics on it. When the A/C, heat pump or furnace turns off, the fan turns off too. It’s sad, because the unit and app are actually very nice with nice features. ncov wmk jkowesvwc jwbvkj mtfrixj rxqhs neu lcwd efadieo wlzry yar qivrye nfmghz ltwbotz ebri