The company told me to to get one of those pressurized air cans used to clean keyboards and blow out any dust from the holes in the burners. If the draft inducer motor is defective, it won’t provide the proper circumstances for the pressure switch to close and ignite the furnace. If cleaning it doesn’t correct the problem, the flame sensor may need to be replaced entirely. The pilot stays lit, seems to have a good draft. Any suggestions? It may stay lit for hours then shut off. Type above and press Enter to search. This particular issue often occurs if the furnace is located in a crowded storage area or has a block in the air inlet leading from the outside into your home. When it is turned on it will sometimes shut off, then relight after about a minute or so. If the switch is defective, it does not notify the ignition that it is safe to continue. Is it possible to clean the pressure switch or air inducer ? Always worked fine for the 8 years we've been here. While gas fireplaces are popular because of their convenience, maintenance is still important. The flame sensor is there to make sure that the fire is actually on an that your appliance is not just pouring gas into your house. The most likely culprit is a weak thermopile. If your gas furnace shuts off after a few minutes, you might have a buildup of debris from small animals, plants, and other miscellaneous items. After turning it on, wait a couple minutes, and then try lighting the fireplace again. This vital component is designed to keep an eye on the gas burner. If you’ve ruled out problems with your pilot light or thermocouple, your water heater’s gas valve is most likely to blame. Worked like a charm and saved me a lot of money. A buildup of dirt or dust can cause the heating elements to overheat, and in turn cause the fireplace to turn off. A faulty draft inducer motor goes hand in hand with a faulty pressure switch. Homeowners can enlist the help of a professional to give their furnace a thorough once-over, or they can clean the flame sensor themselves with a lightly abrasive pad. Hi Guys, I have a Lopi Sturbridge natural gas stove. I had a similar problem last year. This will result in a furnace that turns on then off after a few minutes. Adjust the flame to counter low rumbling noises. Next, you should check the outdoor air inlets to make sure they are not blocked by ice or other debris. However, you may need more serious professional help. A defective pressure switch is another key reason why your furnace turns on then off after a few minutes. When the furnace turns on then off after a few minutes, you need to figure out the cause so that you can keep your home warm through the blustery winter temperatures. The lack of warm air entering your home lowers the temperature and leads to extra furnace cycles. Hold down the SET button until the TEMP flashes - use the large and small flame buttons to select your desired temperature. Soot builds up on the outside of the sensor. A dirty air filter restricts airflow and can cause a pressure backup. Ensure the wall mounted switch or remote is in the “OFF” position. I have replaced the valve, the thermopile and over temp sensor. Gas fireplace shuts off after a few minutes Bought a new house with a gas vented fireplace. A furnace that starts and shuts off over and over again is often described as short cycling. Service people checked and cleaned all wire contacts but still no success. The flame sensor in my gas furnace occasionally needs to be cleaned. Pilot light works fine, when I throw on the wall switch the main burner ignites fine; however, after a minute or so, the whole thing shuts down. Some handy homeowners are able to solve the problem in an afternoon. If so, make sure the temp on the control is set correctly. The pilot will re-light without problem and the whole sequence can be repeated ad infinitum. The flame sensor in my gas furnace occasionally needs to be cleaned. My Honeywell Thermostat Says Wait: What to do Next? This, in turn, makes the gas valve shut off. To set the temperature of your fireplace, similar to central heating in your home, press the SET button until you see the TEMP (SUN) mode. There are many potential reasons that your furnace could be short cycling, so let’s take an in-depth look at the causes and their solutions. A Bad Gas Valve. It generates all the power the gas valve needs to function (less than.5 volts). I have two 25 lb propane tanks that supply my gas range and I have a tee with separate valve accessible from the basement ceiling, which is intended for a gas fireplace (eventually). The furnace acts just like the fire place in the OP. These should be replaced every few months to make things easier on your HVAC system and to ensure that you filter clean air into your home. Shuts off after a short time, and also shuts off the pilot light. Many furnaces can get into the habit of repeating this cycle over and over again. Are you getting used to hearing the familiar hum of your furnace only to hear it shut off again a few minutes later? Cleaning it with a little fine steel wool takes care of the problem. Gas fireplace won’t stay lit, but the pilot light does If the pilot light remains lit, but the gas fireplace doesn’t, it likely indicates an issue with your thermopile . The Fonz … The primary function of a draft inducer motor is to draw air into the burner and out the flue. If you get dust in the pilot assembly and the pilot needs to be cleaned out, it produces a "lazy" flame, which will be disturbed by the draught of the main burners. Making major modifications to a gas furnace could be dangerous for you and your family. Troubleshooting Tips for Gas Fireplaces – Part 2. My Thermostat Is Not Reaching the Set Temperature: Diagnose the Problem. I have replaced the ignitor and cleaned and reattached the White wire. Unfortunately, there are no simple fixes for a faulty control board. Hire a detective to follow it whenever it goes out, and to report back to you on its whereabouts. If the supply of gas to the pilot light or burners is interrupted due to the gas valve or its inner elements being damaged, your gas water heater will shut off. Solving the issue of low airflow requires a multi-pronged approach. Thanks. After 60-90 seconds, the flame fires up again, burns for 5-6 seconds, then shuts off again. Michael Joseph has more than 20 years of hands-on experience as an avid home handyman and had 10 years in the construction industry, specifically in the field of HVAC. Odd Sounds. Fireplace Burner Allow the fireplace to cool down before attempting to check for dust or dirt. If your furnace turns off after a few minutes, there is a good chance it is caused by a faulty or dirty flame sensor. The drum continues to turn. If any one component fails then the gas flow will shut off until that failure is rectified. Soot builds up on the outside of the sensor. We have a gas fireplace in our living room. When it cannot sense that burner, the furnace runs then shuts off and starts again. Be sure to consult with a local professional HVAC company to ensure that your furnace is in prime shape for the coming winter months. A multimeter can help you to determine if there is an issue with the pressure switch. The blocked warm air that remains in your furnace raises the internal temperature, causing it to shut off. When a furnace starts and shuts off, it could be a sign that you have low airflow. A few intermittent clicks are heard. Gas fireplace wall switch stopped working 4 weeks ago, but button on the control continued to start and stop the fire. My Honeywell Thermostat is Not Turning On. It starts and then shuts off after a few seconds. Today I turn it on, and after a few minutes, the fireplace went out, all by itself. When installed, the wow was just left underneath as a lateroption with exposed ends that, when touching the metal fireplace wall would cause a short and shut off the gas, a safety feature. If your gas furnace shuts off after a few minutes, you might have a buildup of debris from small animals, plants, and other miscellaneous items. Attach one lead of the multimeter to the silvered end of the thermocouple wire (the part that made contact with the gas valve) and the other lead to the bare copper thermocouple wire. Sounds like flame sensor is not work properly. We just don’t use the control anymore, which requires us to flip open the grill on the bottom of the fireplace and use the button inside to turn it on and off because we don’t even have a wall switch. View our customer care section for helpful information to ensure that your Heatilator product is safe, reliable and easy-to-use. I think it was once a wood burning fireplace that the previous owner converted into a gas burning. after it goes out and i attempt to relight it the burners will only stay lit for about 5 mins. Powered by Discourse, best viewed with JavaScript enabled. Turn the gas control knob so the indicator points to the “OFF” position and wait 5 minutes for any gas … The control board is ultimately responsible for supplying power to all of the inner workings of your furnace. It will simply have to be replaced to correct the issue you are experiencing with your furnace. i found that when i first light it the burners stay lit for maybe 15-20 mins. Press the OFF button (or wait 10 seconds) to complete programming. Everything works fine but the heat. This is another relatively small piece of your fireplace that converts heat to electricity, ultimately opening up the gas valve when you turn on the fireplace. The pressure switch should close with airflow from the draft inducer motor through the burner to indicate that ignition is safe. Now that will start the fire, but the fire goes out after 10 to 15 seconds, every time Anyway, after lighting the pilot light, I get a strong blue flame, … Sounds suspicious. We have one of those, and it’s never worked well despite getting it professionally fixed more than once. Save my name, email, and website in this browser for the next time I comment. Seems simple, but the gas valve could have gotten turned off for any number of reasons over the summer or since it was last used. If you smell burning wires or an odor you suspect is gas, shut off the fireplace, vent the house and consult a professional. There is a perceptible "click" when the unit shuts down (i.e. It powers up fine, fake flames work, it has a turn knob to set the temperature, but when I push the HEAT switch to ON, you can hear the heater working and see the heating coils turn red but within 15 - 20 seconds you hear a loud click noise and the coils turn off and no heat is produced. Replaced thermopile last year and this is not the same symptoms. The butane lighter is located near the center of the gas logs. – gas fireplace shuts off after a few minutes Burning fireplace which is on each side that startup condensation but this action will leave the burners pilot stays lit … I have a charmglow 23in electric fireplace. may cycle on and off every five minutes. When I try to turn on (wall switch) same thing happens, noise like it is struggling to turn on, after many attempts lights and then turns off. For safety this furnace fan cycling problem should be diagnosed and repaired promptly. Replace your air filter monthly to avoid blockage-related short cycling. Gas Fireplace Troubleshooting Are you having issues operating your Heat & Glo gas fireplace? Is it one of those funky controls that senses how hot the fire is and turns it off if it gets above a certain temp? Any ideas appreciated. Press Esc to cancel. If that doesn’t work, I’ve got nothing for you. It starts and then shuts off after a few seconds. To start the flame, you need to press the trigger that is on the lighter. The furnace won’t be able to pull fresh air into the blower if the air filters are clogged with dust, pet hair, and other debris. It should say on until I manually turn it off.) Watch the video above and we’ll take you through several steps to effectively troubleshoot. (The fireplace does not have an automatic tempature shut off. Without the control board, there will be no power supply to the ignition system that keeps the furnace running for longer periods of time. FAQs about why a furnace turns on after call for heat has ended: These questions & answers help diagnose & fix a heating furnace blower fan that cycles on and off after the call for heat has stopped. It also brings in enough air to allow the pressure switch to close and activate the ignition process. NOTE: The Gas ON/OFF knob cannot be turned from “ON”, “PILOT” or “OFF” unless it is partially depressed. It starts up fine, runs for about 5-10 minutes than completely shuts off...pilot and all. Please be patient it can take a few minutes for me to respond. After 3 times the furnace goes into lockout, and the only way to get it out of lockout is to turn the power switch off and on. The following are troubleshooting tips for gas fireplaces, continued from Part 1 of this two-part series. Hello my fireplace makes a noise while it is trying to turn on, lights and then goes off. Problem: Your furnace main burner ignites, the main burner stays on for 8 to 10 seconds, then shuts right back off.Your furnace tries this ignition sequence again, and the same thing happens. As a result, the ignition is paused after just a few minutes, and the furnace shuts off. Why does my gas fireplace go out after only a few minutes of running? Faulty pressure switch A defective pressure switch is another key reason why your furnace turns on then off after a few minutes. It’s a bit of a hassle, but the remote is so damn frustrating that we gladly do it. The recent snowstorm in the north has me thinking that I need an alternative heat source in the event the electricity were to go out for a few days. You should also make sure to open all of your air supply vents. The thermopile is the sensor in the pilot flame with 2 leads that connect to the gas valve. The flame lifts away from the thermocouple and causes the temperature on the tip of the thermocouple to drop. The furnace acts just like the fire place in the OP. It’s Cold! Gas Fireplace Shuts Off and Pilot Goes Out After that, you need to insert the butane lighter into the gas tube. It would be a SWAG to answer with out knowing sensors system fireplace has. 1) Make sure the gas is on. If your furnace turns on then off after a few minutes, it could be a relatively minor fix or the sign of a much larger issue. Clean the burners in response to roaring sounds. My guess is that you have a small clog in your pilot line, and the extra draw of gas to the main burner when it is on reduces the gas flow to the pilot to point of the pilot thermocouple cooling and shutting off the pilot, and then as stated above with the pilot thermocouple off everything shuts off. Any ideas? To check if your electric fireplace has excess dust, turn off your fireplace at the wall and unplug it from the socket. In the best situation, I have only been able to get it to run for a maximum of 20 minutes before it shuts down. If you’re smelling gas, then shut it off. What is happening is that the flame ignites for 10 seconds from cold start (ignites for 5-6 seconds the 2nd or 3rd time around), then cuts out. If the fan does not start then there will be an airflow sensor that will also cut out the flame - I have seen environments where its all working properly but an obstruction in the outflow (bird’s nest) also caused it to go flame out. When this piece is defective or broken, the furnace starts and shuts off again rather quickly. First and foremost, make sure that all of your air filters are clean. Other times it will only start for a few seconds and shut down. the gas stops flowing). Possibly the flame detector, does it have fan ventilation? When the exchanger heats up to the maximum temperature, the furnace shuts off after a few minutes. This could be a relatively easy fix. 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Name, email, and then try lighting the fireplace to turn off your fireplace at the mounted... Issue with the pressure switch or air inducer to open all of your furnace patient it take! Sure they are not blocked by ice or other debris are you having issues your. Found that when i first light it the burners will only stay lit hours. On it will simply have to be cleaned replaced the ignitor and all. Off button ( or wait 10 seconds ) to complete programming other debris family. Go out after that, you should check the outdoor air inlets to make sure to open of... Ignition is paused after just a few minutes, the flame sensor in my furnace! Seconds ) to complete programming remote is in the OP temperature on the control board is ultimately responsible supplying.