How do I set the emergency heat on my vivint thermostat
Isabella Browning
Updated on April 19, 2026
Press the button on the right once to bring up the mode options.Use the up and down arrows to select ‘E-Heat. ‘ This option will only be available if your system has a heat pump or auxiliary heat option.
How do you turn on emergency heat?
Here is how you activate your emergency heat: Your thermostat should have a setting labeled “Emergency” or “E” When you find this setting, manually switch your thermostat so that the emergency heat setting is on. Immediately call Flame Heating and Cooling to send a service technician to fix your heat pump issue.
Does emergency heat kick on automatically?
Your emergency heat setting automatically turns on when outside temperatures drop below a certain temperature, usually 30 degrees Fahrenheit. If you need to manually turn it on, you should call an HVAC professional to get your heat pump fixed.
Should emergency heat switch be on or off?
The switch should be in the ON position. The emergency shutoff switch looks just like a light switch, so it may have been accidentally turned off. That can happen quite often.What is emergency heat mode on thermostat?
Short for “emergency heat,” it is a setting that controls your home’s back-up heating system. If you have an emergency heat thermostat setting, you likely have a heat pump, as well as a gas, oil, electric, or hot-water back-up system. … Now, instead of working with your main heat pump, your backup is working solo.
How do you know if your emergency heat is on?
Emergency Heat Mode Comes with a Red Indicator Light: When you turn your emergency heat on, you will see a red indicator light. This light tells you that your HVAC system is now operating in emergency mode, and it will remain on until you deactivate your emergency heat.
When should I use emergency heat setting?
It is used when there is something wrong with first-stage heating (the Heat Pump itself). In other words, if you notice your house is cold and it isn’t heating properly and you went outside and noticed that a tree fell and crushed your heat pump, that would be a good time to switch to Emergency Heat.
Why is my heat not shutting off?
One of the most common issues is the thermostat. The wiring, switches, or heating sensors can fail on your unit. … A faulty check valve could be the cause of this type of heating system to fail. If your heating system will not shut down, then you need to call a professional technician for help.Where is the emergency heat switch located?
An emergency off switch for the building heating system should be found outside of the basement or other boiler or furnace room location and accessible so that an occupant can, in an emergency, turn off heat without having to enter a possibly smoky or dangerous area.
Why does my heat pump only work on emergency heat?You should only use your heat pump’s emergency heating mode when it’s truly an emergency (e.g., your heat pump isn’t working in winter) because manually overriding your system means it won’t run as efficiently as it can—which will result in higher energy bills.
Article first time published onHow do you turn emergency heat off?
- Press the thermostat ring to bring up the Quick View menu.
- Select Thermostat .
- Then select Turn Off.
Can emergency heat cause a fire?
Emergency heat that is functioning properly should not cause a fire. It is a useful setting for emergencies that impacts the production of the heat pump. If you are afraid that there may be some reason the emergency heat would cause a fire, then call an HVAC technician to check out your system.
Why is my heat blowing cold air?
A clogged filter is one of the leading reasons for a heater blowing cold air. But even if you swap the air filter with a brand new one, dirt and debris can still be found within the unit. This could eventually lead to overheating. If your furnace looks pretty dirty, call an HVAC provider for a professional clean.
Should the fan be on when the heat is on?
Keeping your fan on AUTO is the most energy-efficient option. The fan only runs when the system is on and not continuously. There is better dehumidification in your home during the summer months. When your fan is set to AUTO, moisture from cold cooling coils can drip and be drained outside.
Why is my emergency heat not working?
Check your power source—a tripped circuit breaker or blown fuse could be the reason for your furnace failure. Reset your breaker or replace the fuse to see if that restores heat. Check your filter—if it’s so dirty that your system is struggling to move air through it, your furnace could overheat and shut down.
What should my heat be set at?
According to ENERGY STAR, setting your thermostat to 68 degrees Fahrenheit (20 degrees Celsius) when you’re home is the ideal balance of comfort and energy efficiency.
Is AUX heat and emergency heat the same?
Auxiliary heating turns on automatically to help heat your home more quickly if the temperature drops suddenly. The emergency heat setting has to be manually switched on and should only be used in temperatures below 30 degrees.
Why is my heat pump not blowing hot air?
When your air filter gets too dirty, it starts blocking airflow to the evaporator coil (the part that actually heats the air when the heat pump is on “heat” mode.) You’ll know if a dirty air filter is the issue if there’s very little air coming out your air vents. The fix: Check the filter and change it if it’s dirty.
Why does my heat keep running?
In general, fans on thermostats have two settings: on and auto. If your thermostat’s fan setting is set to “On,” the fan will run all the time, even if the heating equipment isn’t warming your home. Other fan setting that may cause the device to constantly run include “Manual,” “Low,” “Medium,” and “High.”
Why does my furnace run when the thermostat is off?
So, if your furnace keeps turning off and on too quickly, your thermostat might be malfunctioning or broken. There are several things that could be causing your thermostat to not work properly. The wiring could be old and need replacing, it might need new batteries, or it could be the location of your thermostat.
When should you use emergency heat on a heat pump?
Short answer: You should only set your heat pump’s thermostat to “emergency heat” when your heat pump stops heating altogether. And in that case, you should also call a professional for help.
How do I program my vivint thermostat?
- Tap the thermostat icon on the bottom navigation bar of your Vivint Smart Home app.
- Tap the settings icon in the top right corner. …
- Select Schedule preferences to adjust the temperature settings for weekdays and weekends. …
- Adjust the schedule as desired.
When should heat pump AUX heat come on?
Auixiliary Heat will turn on automatically when heat can no longer efficiently transfer heat from the outside air to heat pump. This is when the outside is around 35-40 degrees and the indoor temperature is around three degrees cooler than the thermostat setting.
Can I use emergency heat all winter?
Should I Switch My Thermostat to “Emergency Heat” If It’s Super Cold Outside? Short answer: No. Switching your thermostat to emergency heat or “em heat” just because it’s cold outside will just raise your energy bills like crazy. Don’t use emergency heat mode unless your heat pump stops heating your home altogether.
How much more expensive is emergency heat?
Cost BreakdownNormal Operation at 30 Degrees for 1 weekEmergency Heat Operation at 10 Degrees for 1 weekWatts per hour:3000 watts3000 watts + 15000 watts
What temperature should you set your thermostat in the winter?
For winter, the ideal thermostat temperature is 68 degrees Fahrenheit when you’re at home. Energy.gov 68 degrees is a good room temperature while you’re awake at home, but recommends lowering it while you’re asleep or away. Lowering your thermostat 10-15 degrees for eight hours can reduce your heating bill by 5-15%.
How much does it cost to run emergency heat?
When operating in the auxiliary/emergency heating mode, that cost goes up to around $1.30 per hour. If your heat pump is operating in auxiliary/emergency mode without due cause (outdoor temperatures are above freezing or no drastic adjustment to your thermostat), it is possible that your system is malfunctioning.
Why is my heater not heating?
Dirty filters are the most common cause of furnace problems. Dust and dirt restrict airflow—and if the filter gets too clogged, the heat exchanger will overheat and shut off too quickly, and your house won’t warm up. If the blower is running but no heat is coming out, replace the filter.
How do I reset my furnace?
- First, turn off the power supply to the furnace by turning off the breaker in the circuit box.
- Locate the reset button on the furnace and press it to reset the furnace. …
- If the button is popped up, press it down.
- Return the cover to the blower compartment and turn the power on.
Should thermostat be on auto or on?
If you want to keep the energy bills low, you should set the thermostat to ‘Auto’. However, if you prefer more even distribution of heat inside the house, it’s better that you set the thermostat setting to ‘On’.
What does running the furnace fan do?
Improved air quality. According to a heating service professional, running the furnace fan can also help reduce the humidity levels in your home during cold, frosty weather by running air through the evaporator more consistently, which allows the system to pull more moisture out over time.