Emergency heat: what you need to know in 2023 | HVAC.com
WEBWhen needed, emergency heat is available and ready to be activated. If your auxiliary heat hasn’t automatically turned on to warm your home, switch your thermostat to the “em heat” setting. Your home should heat up soon, and you should make a call to your local HVAC expert to inspect the heat pump.
What Is EM Heat On A Thermostat And When Should You Use It?
WEBMay 15, 2023 · There are two primary scenarios in which you should consider using the emergency heat setting on your thermostat. The first situation is when outdoor temperatures plummet to freezing levels. During these frigid cold snaps, the EM heat setting automatically kicks on and activates the auxiliary heating system, providing supplementary warmth.
What is EM Heat on a Thermostat? - The Spruce
WEBNov 15, 2023 · The EM—short for "emergency heat"—setting on your thermostat that controls the emergency backup heating system that can be turned on if the primary heating system for the home fails. Having an emergency heat thermostat setting means you likely have a heat pump as well as a backup system such as gas, oil, electric, or hot water.
What Is the Emergency Heat Setting? - The Family Handyman
WEBJun 5, 2023 · Unlike auxiliary heat, emergency heat must be turned on and off manually. A setting on the thermostat, usually labeled E or EM, lets you to do this. As the name suggests, emergency heat mode is for emergencies only .
What is EM heat? Everything You Should Know About Emergency Heat
WEBJul 5, 2023 · Emergency heat or EM heat is supplemental heating used if the heat pump breaks down, can’t keep up during extremely cold conditions, or protects the heat pump’s coil during ice storms. Emergency heat must be manually switched on at the thermostat.
When to use emergency heat on a thermostat | Homes & Gardens
WEBJan 24, 2024 · If you have ever looked at the emergency heat setting on your thermostat and wondered what constitutes an 'emergency', you are not the only one. This often unused setting can help to keep your home warm this winter when your heat pump heating is struggling in sub-0 temperatures.
What Is Emergency Heat and When Do You Need It?
WEBMay 17, 2022 · If it shuts down for any reason, you can set your thermostat (some do it automatically) to emergency. That stops the signal going to the heat pump calling for heat, and turns on the heat strips. They will keep your house warm until you can get an HVAC contractor out to fix the problem.
EM Heat: What Is It and When to Use It? - TEK Climate
WEB“EM heat” stands for emergency heat and it’s a setting on your thermostat that controls your home’s backup heating system. If you have this setting, you probably have a heat pump and a secondary heating source, like gas, oil, electric, or hot-water.
What Is Emergency Heat Thermostat? Everything About It
WEBDec 31, 2022 · The EM setting on your thermostat controls your secondary or backup heating system. It’s designed for use when your heat pump system fails to generate heat. EM usually draws from a secondary fuel or energy-based source, like electricity or oil.
What Is EM Heat On A Thermostat? - ABC Home & Commercial …
WEBSep 20, 2019 · The emergency heat setting on your thermostat controls your heating system’s auxiliary heat source, which can be tapped into when outside temperatures drop below a certain threshold—usually anything colder than 35 to 40 degrees Fahrenheit.