Contact our Technical Support team at for additional troubleshooting help. So, it backs up, and the system shuts off. A heater switching on and off repeatedly could be caused by an item blocking the unit's airflow, like a curtain, paper, or plant. Please call Dimplex tech support at (888) 346-7539. For example, if youve only recently bought it, there shouldnt be a build-up of dust. When hot air backs up, the heater shuts off as a failsafe. In this article. Allow the fireplace to cool down before attempting to check for dust or dirt. If you have a TH401, in the Set Up Menu, change the Heating Cycle from Std to Fan. In many gas units, the flame cycles off as the room temperature rises and you lose the flame effect until the room cools down again. Fireplace Making Noises 8. The electricity flows through the metal or ceramic heating element, which causes it to become hot. Whether you want to add ambiance to your living room, family room, bedroom, kitchen, foyer or dining room, as long as there's an outlet, there's no problem! The Dimplex fireplace insert is designed to fit just about any fireplace opening with ease. Spin the fan by hand; it should spin freely. That fluid protects itself from freezing in temperatures down to about 9 degrees Fahrenheit. For example: 2000 watts / 240 volts = 8.33 amps. Have a question? toptrish. It will often send a blast of cold air to cool down any components getting too hot. 4 What to do if Honeywell central heating keeps turning off? Is the fluid inside a SoftHeat heater dangerous if it spills? PROBLEM: Heater is on, but no heat is coming out. Because it is not just turning off, it is also setting the timer or oscillation is turned on or the fan mode or the fan speed. The heat will not come back on without being reset. Are 120- and 240-volt heaters compatible with both 120- and 240-volt circuits? These two processes are called Joule heating and convection. The timer is set to max and dip switch set to 15-1hr. Low power can cause problems. Once the heat exchanger overheats, it trips the high limit switch, which shuts the furnace down to protect it. 1 Why does my Dimplex heater keep turning off? All that dust and dirt builds up, and eventually, not even air can pass through it. The fireplace might shut off if it's clogged. Plug it back again and turn the switch on. Find My Store. A 240-volt heater will be controlled by a double-pole breaker, which usually consists of two circuit breakers tied together with a wide toggle switch. The timer is set to max and dip switch set to 15-1hr Is it a problem with the timer or the heater itself ? Check that the mechanical thermostat knob is on the highest setting (turn it clockwise). If the heater turns on, but no heat comes out, it could be the heating element. If your model has an air filter, check it to see if it's dirty. So, one reason your heater is turning off is the incorrect amount of power coming from your sockets. SOLUTION: Check the thermostat is on the appropriate level. If the heat exchanger (highlighted above) gets too hot, the furnace shuts down. The remote control may need to be initialized with the fireplace. 1 Why does my electric heater keep turning off? Similarly, check that no obstructions are affecting the airflow. However, there may be other heaters that require you to remove the filter first. So, a short cycle usually means the warm air cant circulate properly. Why does my furnace keep shutting off for no reason? It also does not contribute to indoor moisture or mold concerns. Can I change the media in my wall mounted fireplace? If they are loose, re-attach them. If the heater does leakwhich is very unlikelyclean the spill with a mild soap and water mixture. If the noise continues with the fan off, check to see if the flicker rod is not rubbing against internal components when turning. In most cases, you'll find that your heater isn't going off because the thermostat is set incorrectly. Normally, your gas furnace should cycle on and off 3-8 times hourly, maintaining a comfortable temperature in your home. Trouble is 1KW doesn't seem enough to me . I did come across this, but mine wasnt one of the faulty batch. If your thermostat is set up correctly or you do not have a digital control and your heater is cycling on and off less than every 5 minutes, you might have too much wattage for the size of the room. And, neither are the drastic temperature changes when the system cools itself down. Shuts Off Automatically 3. The wires are short-circuiting: Short circuits are caused when electrical current flows outside the established wire connections and finds a "short circuit" back to the ground. If your problem continues here are a few trouble shooting points: Then, well get into what could be causing it. We use cookies to ensure that we give you the best experience on our website. While an electric fireplace is easy to use, you might also face your fireplace not working correctly due to a range of issues. Where can I find an authorized Dimplex service depot? Heat rises anyway so that the room might feel warmer faster too. In this instance, you should have the heater replaced with a proper 120-volt model. As an Amazon Associate, we earn from qualifying purchases. But, forced-air systems need to run for 10 or 15 minutes. Won't Turn On 4. Turn the dial all the way down to "off": heaters stay the same temperature. In order to ensure proper operation of the unit, please make sure the alternative media you choose is the same weight as the original media provided and that you are not using anything fine (such as sand) or liquid as it could get into the inner components and render the unit inoperable. Without knowing the model of fire i would say the PCB is faulty. July 2014. If you happen to be using a SoftHEAT heater in a vacation home in an extremely cold climate, the important thing to remember is even if the fluid temperature drops to 9 degrees or below, the heater will operate as long as it has power. The flame looks so real. Register today and take advantage of membership benefits. Will talk to the landlord about it. Room reaches 70F: thermostat turns off (I can hear the click), one of the heaters cools to around 110F while the other cools to around 160F. What to do if Honeywell central heating keeps turning off? We do not recommend painting your mantel as it will void the warranty on the unit. 4. The appearance of soot, or black discoloration on the walls around electric wall heaters, is not caused by the heater itself. Yes. 4. The problem may be: 6,000 trips to the hospital after suffering burns. Keep scrolling for solutions to these problems and fix your heater . It could be time for a new motor, or the flicker rod may no longer be connected to the flicker motor shaft. Meanwhile, your house isnt warm! While it might sound simple, make sure the heater is on a flat surface and preferably on the floor. If your furnace turns off after a few minutes, there is a good chance it is caused by a faulty or dirty flame sensor. I have the very same heater (just checked) and it does the very same thing . Its combined with a relay. In other cases, youll need a professional. Make sure the thermostat is set to the correct setting and that there's plenty of clearance for airflow around the unit. Are electric wall heaters better than gas? And if a circuit breaker trips again immediately each time it is reset, it's likely you are dealing with a short circuit. They occasionally need to be replaced or cleaned to keep the fireplace working correctly. If the heater does leakwhich is very unlikelyclean the spill with a mild soap and water mixture. A buildup of dirt or dust can cause the heating elements to overheat, and in turn cause the fireplace to turn off. Do I need a line voltage or low voltage thermostat? Sometimes the thermostat's location, such as the sun hitting it at certain times of the day, can also cause the thermostat sensors to skew the temperature readings, making it act wildly. Review the owners guide for your specific thermostat for additional details. October 2014. If your heater is turning on and off repeatedly, a blocked air filter is likely the cause. Carefully vacuum out the heater's fan with the shop vacuum. The issue might have nothing to do with your usage, but actually, the product itself is faulty. Tighten any loose connections. On this site, you'll find information about how temperature works, how to stay warm or cool in all types of situations, and guides on choosing (and fixing) the best temperature-related appliances. Parts are available for purchase if your unit is outside your warranty. Four Reasons Your Heater Turns On And Off (And What To Do), If your heater in your Treasure Valley home keeps short cycling, call Snowflake Air right away. Do-It-Yourself (DIY) Question & Answer Forum, It is essential to observe minimum wall mounting clearances - see, The appliance should be fitted horizontally, with the cable entry at the top, and grille at the bottom. Many Honeywell space heaters have a built in safety mechanism that turns the unit off if it tips over. A common reason a furnace short cycles is because the heat exchanger, the part that heats your air, is getting too hot due to a lack of airflow. The heater needs to be reset due to an overheat situation. Tighten any loose wires. For minor nicks, wrap the wires with electrical tape. How much Formaldehyde is there in your TV stand? By creating an account you agree to the Hunker. The liquid inside the SoftHeat heaters is a non-toxic, non-hazardous circulating heat transfer fluid. Fan Heater Keeps Turning Off After About 30 Sec. The flame should be a constant smooth flowing flicker. Dimplex fireplaces are perfect for single family homes, condominiums, apartments, mobile homes or cottages. Low voltage thermostats are typically used to control central heating and cooling systems. Single-stage furnaces (ones that only turn on or off) dont give you any other settings. Heres the problem: Furnaces heat the air inside them and then push it out. Then, the process repeats. 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