This means it’s easy to diagnose and repair, especially with the help of our experts! Outside unit was not on. For cooling, set thermostat to “cool” and a lower temperature than room temperature. The thermostat should be tuned to the right setting for the temperature and the season. Skip this step if your heat pump can go into defrost mode when the fan is off. Keep in mind that your system won't turn on early to heat or cool your home if your thermostat is set to Eco Temperatures. Heat Pump Won’t Turn On: Possible Reason: Possible Solution: Problem with thermostat: For heating, make sure thermostat is set to “heat” and a higher temperature than room temperature. Set the thermostat to emergency heat and check if the vents are emitting warm air. Solution: If your pool heat pump isn’t receiving the power it needs from the breaker, then it won’t power on at all. Heat pump running constantly in winter. Select Nest Sense. 3. Tap Settings . When room temperature gets to within one and a half degrees of the set thermostat temperature, the back-up heat cycles off and the heat pump continues unassisted. Richard: I just bought a house that has gas heat with heat pump. If your heat pump won’t turn off, switch the thermostat setting to “Heat Off.” If your thermostat doesn’t have a switch, try setting the thermostat above the current room temperature. An improperly wired thermostat can lead to fried electronic components, which will stop the heat pump from turning on. If the fan is running, but you still feel cold air rather than warm air, you should set the thermostat to emergency heat. Note that, when the defrost is running, the fan won’t blow air into the house even when it’s set to the “on” position until the defrost has finished. It’s not the thermostat, I have tried 3 different ones and it does the same on all of them. We want to make it affordable and easy to have your HVAC equipment serviced or repaired. Solution: If your pool heat pump isn’t receiving the power it needs from the breaker, then it won’t power on at all. A skilled HVAC technician will be able to help you determine whether the thermostat is sending that signal. If the fan is running, you should try tampering with the settings of the thermostat. Check the Fan. I just moved into a house I bought. Before you call for service, make sure the heat pump isn’t accidentally set to a/c mode, and that the set temperature is correctly set at the thermostat. When the temperature in the house drops about 2 degrees below the set thermostat temperature, supplemental heat comes from backup electric resistance heaters to assist the heat pump. On a good day, you may be able to get the heat pump to turn on, but expect efficiency and performance to be affected. Outdoor unit won't come on, Outdoor unit not running: This is a very common problem, whether it's an air conditioner or a heat pump. This issue is not only common, it can lead to damaging your entire system. A common myth is that heat pumps won’t work in very cold weather but the industry points to the Nordic countries, which suffer more severe winters, and where heat pumps … You wake up on a winter morning and notice it’s extremely cold in your home; you walk over to check the thermostat but you can tell it’s set at a balmy 72, so you play around with your thermostat and still, nothing. For 24-hour emergency service on your heat pump or any other heating repair in Pittsburgh, PA, call Boehmer Heating & Cooling. Your contractor may need to replace the fuses or put the circuit breaker in the closed position to identify the cause of the malfunction. What my heat pump thermostat will do is call for heat when the temperature drops more than one degree lower than the set temp. Refrigerant leaks can be hard to find, and handling refrigerant requires certification, so if you suspect you have a … It has a Weather King unit inside and a newer Tappan outdoor heat pump. Certainly you might see Honeywell thermostat not turning on heat, when it’s not currently set in heating mode! And more often than not, the problem is that your furnace is just plain dirty: Is it broken and can you do anything about it? When room temperature gets to within one and a half degrees of the set thermostat temperature, the back-up heat cycles off and the heat pump continues unassisted. If the indoor air handler blower runs but the outdoor compressor/condenser unit …