Comfort Zone becomes a name for purchasing a heater to boil the frigid condition of our space. Like infrared or fan-forced, all of their heaters include safety features including overheat sensors or tip-over switches.

Having these features doesn’t mean the heater function will remain the same all year round. Like other electric appliances, Comfort Zone radiant infrared heater also gets damaged. Over time, you may encounter some issues like:
- The heater doesn’t operate
- Your heater keeps shutting off
- The infrared heater will not turn on
- The heater fan not working
- Warming the switch and circuit breaker
- And many other error codes
In this Comfort Zone Infrared heater troubleshooting guide, we will break down all the common issues, and the reasons behind them, and provide their solutions as we did with Vaughn water heater troubleshooting. So, start scrolling down and read this article from top to bottom.
7 Comfort Zone Infrared Heater Troubleshooting Guide
No matter what brand your radiant infrared heater is coming from, you encounter the following issues. From this chapter, you will learn about why your comfort zone heater not working, all other heater problem reasons, and easy solutions.
1. Heater Does Not Operate
When you find the heater isn’t running, investigate the following reasons:
- You don’t plug the electric cord into an outlet.
- There is no power.
- The battery of the remote may not be good.
- You set the thermostat lower than the room temperature.
Solution:
- Plug the unit into an outlet.
- Make sure the outlet provides enough volts or power required.
- If the remote battery is dead, replace them.
- Use the control panel buttons to increase your thermostat temperature settings on your infrared heater. You can also use the remote control to do this task.
2. Heater Keeps Shutting Off
If your Comfort Zone infrared heater keeps shutting off, the following reasons are the main culprits behind this issue:
- You may set the thermostat lower than the room temperature
- Low airflow
- Dirty air filters
- A problem in the power supply
- Internal auto safety feature
Solution:
- Set the thermostat to the higher settings
- Clean the air filter and ensure to flow sufficient air to the heater
- Check the electric power supply system and find out if there is any problem like damage in the outlet, power cord, and wiring. If you find any damage, fix it. Also, check the circuit breaker. If the breaker is worn out, replace it.
- The comfort zone heater comes with an auto safety feature. If the feature finds your heater is not stable, it will turn off your heater. So, place your heater in a steady place and make sure it’s stable. Plus, the auto shut-off feature will shut off your heater if it finds the heater reaches the maximum or certain level of heat. In such a case, reset the heater before running it again.
- Yet if the heater keeps turning off, don’t forget to read our ultimate guide on why the Comfort Zone heater keeps shutting and how to fix the issue, or contact the Comfort Zone support team.
3. Warm Cord And Circuit Breaker
Generally, it isn’t a problem at all. However, the heater cord may get warm for the following reasons.
- Old electric cord or it gets worn out.
- Loose connection between the plug and socket
- Other appliances may run from the same outlet.
Solution:
- Replace the electric cord with a new one
- Secure the connection between the plug and socket
- Never run other electric appliances from the same outlet
- Replace the circuit breaker if it gets blown or tripped
4. Heater Turns On But Not Working
You check everything, and they seem fine, but your heater will not work. Here are some reasons behind it.
- Build dust on the heating element
- The air filter gets clogged
- Build dirt on the fan
Solution:
- Disassemble the unit and clean the heating element
- Clean the air filter
- Remove the dirt by weeping the fan with a cloth
5. Heater Fan Not Working
When you find your Comfort Zone heater fan is not functioning, then find out the following causes:
- The power cable is faulty or the loosen plugged in
- The wiring is loose or damaged
- Faulty or damaged switch in the outlet or heater switch
Solution:
- Unplug the power cord. Then plug in again tightly. Check if there is any damage or cut-up in the power cable. If yes, then change the power cable.
- Check if there is any loose wiring or connection in the outlet. If you find any loose or disconnected, rewire and connect the wires.
- Try to find out if your heater switch or outlet switch is in good condition. If you find any damage or fault, replace the switch.
Note: Here you can read our comprehensive guide on why the Comfort Zone heater not working and how you can solve it by yourself.
6. Heater Displays Error Code “E1.”
When you find your heater display is showing an “E1” error code and your Comfort zone heater not turning on, then be sure the following reasons are responsible for the error code:
- The infrared heater may get overheated.
- Your unit gets insufficient power.
- Maybe the air filter gets clogged.
- Inadequate air may flow to your heater.
Solution:
- First off, unplug your unit or electric heater from the outlet. Then, plug the electric cord into the outlet a few seconds later.
- Plug your unit into a dedicated 3-prong outlet without any extension cord. Of course, don’t plug other electric appliances into the same outlet.
- Clean the air filter often, which you can find on the back of your heater.
- Bring your heater at least 3 feet away from the wall.
7. Heater Displays An Error Code “E2.”
When you notice your infrared heater is displaying error code E2, then think, the temperature sensor of your heater may not be functioning properly.
Solution:
- We recommend you contact the manufacturer for technical support.
How To Reset Comfort Zone Heater
Resetting the comfort zone heater is simple. To reset, off the power switch, unplug the heater, allow it to cool for 10-15 minutes, and then plug the power cord on the heater. Your heater will get reset.
For better understanding, you can follow the following steps to reset or read our complete guide on how to reset the Comfort Zone heater and when you need to reset your heater:
- Move the power switch to the off position. The Set TEMP light will shut off.
- Then unplug the unit from the electric outlet.
- Let the heater cool by leaving it for 10-15 minutes.
- And then, plug the electric cord into an outlet and turn it to reset your Comfort Zone heater.
Here, you can watch the video that will be helpful for you.
FAQ:
Why is my comfort zone infrared heater not working?
Can I leave the infrared heater on all the time?
Do infrared heaters wear out?
Do infrared heaters use a lot of electricity?
How long do infrared heaters last?
How much does it cost to run a 1500-watt heater for 24 hours?
Conclusion
You learned why the heater is malfunctioning and its solution from this Comfort Zone Infrared Heater Troubleshooting guide.
If you can’t figure out those issues we have mentioned above and the heater doesn’t function well, contact the manufacturer’s support team.
Well, if you have any questions about this term, leave a comment below to let us know. Well back to you ASAP.

