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gas fireplace shuts off after a few seconds

I have replaced the ignitor and cleaned and reattached the White wire. If so, make sure the temp on the control is set correctly. A furnace that starts and shuts off over and over again is often described as short cycling. The heat exchanger in the furnace will often overheat if there isn’t enough airflow. Possibly the flame detector, does it have fan ventilation? Press Esc to cancel. Cleaning it with a little fine steel wool takes care of the problem. The furnace acts just like the fire place in the OP. For safety this furnace fan cycling problem should be diagnosed and repaired promptly. Unfortunately, there are no simple fixes for a faulty control board. Adjust the flame to counter low rumbling noises. The pressure switch should close with airflow from the draft inducer motor through the burner to indicate that ignition is safe. It will simply have to be replaced to correct the issue you are experiencing with your furnace. Replaced thermopile last year and this is not the same symptoms. 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. 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 control board is ultimately responsible for supplying power to all of the inner workings of your furnace. Hello my fireplace makes a noise while it is trying to turn on, lights and then goes off. Replace your air filter monthly to avoid blockage-related short cycling. The butane lighter is located near the center of the gas logs. A defective pressure switch is another key reason why your furnace turns on then off after a few minutes. Gas fireplace shuts off after a few minutes Bought a new house with a gas vented fireplace. Everything works fine but the heat. 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. Worked like a charm and saved me a lot of money. It starts and then shuts off after a few seconds. When it is turned on it will sometimes shut off, then relight after about a minute or so. 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. Gas Fireplace Troubleshooting Are you having issues operating your Heat & Glo gas fireplace? If you’re smelling gas, then shut it off. 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. 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. (The fireplace does not have an automatic tempature shut off. My Honeywell Thermostat Says Wait: What to do Next? There is a perceptible "click" when the unit shuts down (i.e. While gas fireplaces are popular because of their convenience, maintenance is still important. Solving the issue of low airflow requires a multi-pronged approach. Today I turn it on, and after a few minutes, the fireplace went out, all by itself. Sounds like flame sensor is not work properly. The most likely culprit is a weak thermopile. If the draft inducer motor is defective, it won’t provide the proper circumstances for the pressure switch to close and ignite the furnace. You should also make sure to open all of your air supply vents. The lack of warm air entering your home lowers the temperature and leads to extra furnace cycles. This vital component is designed to keep an eye on the gas burner. 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. 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. A wad of wiring (wow) with the potential of becoming a wall switch seems to be the culprit. 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. Is it possible to clean the pressure switch or air inducer ? Always worked fine for the 8 years we've been here. The blocked warm air that remains in your furnace raises the internal temperature, causing it to shut off. It would be a SWAG to answer with out knowing sensors system fireplace has. If you’ve ruled out problems with your pilot light or thermocouple, your water heater’s gas valve is most likely to blame. Any ideas? However, you may need more serious professional help. 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 your furnace turns off after a few minutes, there is a good chance it is caused by a faulty or dirty flame sensor. As a result, the ignition is paused after just a few minutes, and the furnace shuts off. 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. The flame sensor in my gas furnace occasionally needs to be cleaned. I have a charmglow 23in electric fireplace. It generates all the power the gas valve needs to function (less than.5 volts). The following are troubleshooting tips for gas fireplaces, continued from Part 1 of this two-part series. 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. 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. The pilot will re-light without problem and the whole sequence can be repeated ad infinitum. After turning it on, wait a couple minutes, and then try lighting the fireplace again. The thermopile is the sensor in the pilot flame with 2 leads that connect to the gas valve. The Fonz … In the best situation, I have only been able to get it to run for a maximum of 20 minutes before it shuts down. Service people checked and cleaned all wire contacts but still no success. Soot builds up on the outside of the sensor. 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. 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. Please be patient it can take a few minutes for me to respond. after it goes out and i attempt to relight it the burners will only stay lit for about 5 mins. It also brings in enough air to allow the pressure switch to close and activate the ignition process. It starts up fine, runs for about 5-10 minutes than completely shuts off...pilot and all. When a furnace starts and shuts off, it could be a sign that you have low airflow. Powered by Discourse, best viewed with JavaScript enabled. Press the OFF button (or wait 10 seconds) to complete programming. Anyway, after lighting the pilot light, I get a strong blue flame, … Troubleshooting Tips for Gas Fireplaces – Part 2. Gas fireplace wall switch stopped working 4 weeks ago, but button on the control continued to start and stop the fire. 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 . 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. The drum continues to turn. My Honeywell Thermostat is Not Turning On. Any ideas appreciated. i found that when i first light it the burners stay lit for maybe 15-20 mins. – 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 … If that doesn’t work, I’ve got nothing for you. Any suggestions? Now that will start the fire, but the fire goes out after 10 to 15 seconds, every time 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). Soot builds up on the outside of the sensor. Shuts off after a short time, and also shuts off the pilot light. 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. This, in turn, makes the gas valve shut off. The primary function of a draft inducer motor is to draw air into the burner and out the flue. I had a similar problem last year. 1) Make sure the gas is on. A faulty draft inducer motor goes hand in hand with a faulty pressure switch. Gas Fireplace Shuts Off and Pilot Goes Out After that, you need to insert the butane lighter into the gas tube. Turn the gas control knob so the indicator points to the “OFF” position and wait 5 minutes for any gas … Ensure the wall mounted switch or remote is in the “OFF” position. Fireplace Burner When the exchanger heats up to the maximum temperature, the furnace shuts off after a few minutes. A dirty air filter restricts airflow and can cause a pressure backup. 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. 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. 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. After 60-90 seconds, the flame fires up again, burns for 5-6 seconds, then shuts off again. When it cannot sense that burner, the furnace runs then shuts off and starts again. Odd Sounds. The flame sensor in my gas furnace occasionally needs to be cleaned. Type above and press Enter to search. 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. It starts and then shuts off after a few seconds. My Thermostat Is Not Reaching the Set Temperature: Diagnose the Problem. The pilot stays lit, seems to have a good draft. We have a gas fireplace in our living room. 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? Many furnaces can get into the habit of repeating this cycle over and over again. 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. Without the control board, there will be no power supply to the ignition system that keeps the furnace running for longer periods of time. NOTE: The Gas ON/OFF knob cannot be turned from “ON”, “PILOT” or “OFF” unless it is partially depressed. Hi Guys, I have a Lopi Sturbridge natural gas stove. A few intermittent clicks are heard. Clean the fireplace, remove chimney obstructions and clean the flue. This will result in a furnace that turns on then off after a few minutes. Other times it will only start for a few seconds and shut down. If the switch is defective, it does not notify the ignition that it is safe to continue. 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. 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. It may stay lit for hours then shut off. Clean the burners in response to roaring sounds. Allow the fireplace to cool down before attempting to check for dust or dirt. When this piece is defective or broken, the furnace starts and shuts off again rather quickly. To check if your electric fireplace has excess dust, turn off your fireplace at the wall and unplug it from the socket. If any one component fails then the gas flow will shut off until that failure is rectified. To start the flame, you need to press the trigger that is on the lighter. I think it was once a wood burning fireplace that the previous owner converted into a gas burning. I have replaced the valve, the thermopile and over temp sensor. Thanks. The flame lifts away from the thermocouple and causes the temperature on the tip of the thermocouple to drop. 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. the gas stops flowing). 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 buildup of dirt or dust can cause the heating elements to overheat, and in turn cause the fireplace to turn off. Next, you should check the outdoor air inlets to make sure they are not blocked by ice or other debris. View our customer care section for helpful information to ensure that your Heatilator product is safe, reliable and easy-to-use. Making major modifications to a gas furnace could be dangerous for you and your family. 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. Some handy homeowners are able to solve the problem in an afternoon. Watch the video above and we’ll take you through several steps to effectively troubleshoot. This could be a relatively easy fix. It’s Cold! Hold down the SET button until the TEMP flashes - use the large and small flame buttons to select your desired temperature. It should say on until I manually turn it off.) If cleaning it doesn’t correct the problem, the flame sensor may need to be replaced entirely. Faulty pressure switch A defective pressure switch is another key reason why your furnace turns on then off after a few minutes. If you smell burning wires or an odor you suspect is gas, shut off the fireplace, vent the house and consult a professional. Save my name, email, and website in this browser for the next time I comment. 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. Hire a detective to follow it whenever it goes out, and to report back to you on its whereabouts. A multimeter can help you to determine if there is an issue with the pressure switch. First and foremost, make sure that all of your air filters are clean. The furnace acts just like the fire place in the OP. A Bad Gas Valve. 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. Why does my gas fireplace go out after only a few minutes of running? 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. We have one of those, and it’s never worked well despite getting it professionally fixed more than once. Sounds suspicious. Are you getting used to hearing the familiar hum of your furnace only to hear it shut off again a few minutes later? 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. It’s a bit of a hassle, but the remote is so damn frustrating that we gladly do it. 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. For about 5-10 minutes than completely shuts off the pilot will re-light without and! You need to insert the butane lighter is located near the center of the to... Furnace starts and shuts off over and over temp sensor temperature and leads to extra cycles... Gas valve you have low airflow i found that when i first light the... 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