From time to time, this tip can become clogged with debris that blocks the flow of gas, resulting in a pilot light that won’t stay lit. One type of electronic ignition is an intermittent pilot. How To Tell If An Ignitor On A Gas Furnace Is Working. The pilot light in your gas furnace supplies heat to your home. Bad Thermocouple. Check for vent blockage. If the pilot comes on, but it won't stay lit, the thermocouple may be bad, and that's probably the reason the pilot went out in the first place. Any gas furnace uses a pilot light to trigger the burners to heat your home. What Is the Cause of a Stove Burner Not Burning Properly? A furnace thermocouple is a safety feature that regulates gas flow to your system based on whether the pilot light is on. #3: Re-Light the Pilot Light. The flame sensor tells the furnace that the pilot is lit. When your pilot light goes out, your furnace won’t ignite and heat your home. It is possible for the pilot tube in your furnace to become blocked, making the pilot light go out. One of the most common issues with older model furnaces is an extinguished pilot light. Intermittent Pilot Ignition . It could simply be that the thermocouple is bent. Screwdriver (if necessary) Furnaces of various kinds are gas powered and use a pilot light to supply heat to the unit, including standard home furnaces and floor furnaces. Or, it could be that your furnace as a whole may just be broken. When the pilot on your wall furnace does not stay lit, your furnace won’t heat. Once the pilot is lit, continue holding down the button for at least 30 seconds. Locate the pilot light and look for the tip of a copper rod very nearby. I have a gas furnace. However, a more detailed answer to what you should do if your pilot light won’t stay lit depends on why it’s not staying lit. If the thermocouple is malfunctioning, it may be unable to detect the flame and close the gas valve in response. Check the Pilot Tube. Once the gas has had time to dissipate, turn the knob to "Pilot." If it doesn’t light the first time, wait a few minutes and try again, this time holding the reset button down for 45 to 60 seconds. If you’ve tried cleaning the thermocouple and pilot opening but your pilot light just won’t stay on, it may be time for a new thermocouple. Direct ignition furnaces do not have a pilot light. After 30 seconds let the button up. The furnace is a Roberts-Gordon, 25 years old. Does my thermocouple need replacing? Your furnace’s thermocouple is a copper rod that sits next to your furnace burners.It’s often called the “flame sensor” because its job is to detect whether the pilot light is lit or not.If it can’t sense a flame from the pilot light, it prevents the gas valve from opening and … It does not constitute professional advice. But these are easy and infrequent repairs. Dial 229-243-8040 today! Because fire needs fuel and oxygen to burn, an inefficient supply of oxygen causes the flame to become weak. It's been suggested that it could be the thermocouple but it doesn't seem like that would be involved in the initial lighting. The most common reason the furnace pilot light won’t stay lit. Relight a Gas Oven’s Pilot Light. The thermocouple detects the pilot light via sensors. If this tube is clogged or dirty, there won’t be enough gas flow to keep the flame strong. The most common part to fail is the HSI. This year make a new year’s resolution to decrease energy usage around your home. A pilot light is the small blue flame that ignites the burner in your furnace. Furnace pilot won't light 10-30-2010, 08:58 AM. A faulty thermocouple may arbitrarily determine that the light is off when you want it on and vice versa. This started occurring after I did some gas plumbing and had to relight the pilot. An electronic spark ignites the pilot light. If your pilot light goes out, we highly recommend checking your furnace’s owner’s manual and following the manufacturer’s instructions. For a manual pilot light, very carefully light the pilot orifice, taking care to keep the red button pushed down. You can prevent this issue by scheduling routine furnace maintenance each fall, when a skilled technician will inspect, clean, and tune your furnace to ensure its reliable, efficient operation throughout the heating season. If all else fails, it is best to call a professional to come and perform gas furnace maintenance as soon as possible. We’ve been the Raleigh area’s go-to for all home heating, cooling, and indoor air quality needs since 1986. Step 4: Light the pilot light. It says "depress button and turn counter-clockwise from OFF to PILOT. If your furnace is located by a door leading to the outside or you had a fan running near your furnace, the breeze could have extinguished the pilot light. If the flame is too small, it won’t kick on the burners. Then, hold down the "Reset" button and bring the flame of a long lighter close to the pilot light opening. This is why your furnace won't turn on. Reply; larry. A pilot light going out can be inconvenient because it will completely cripple your furnace. The pilot light orifice is the part of your furnace that controls the flow of gas to the pilot light. heat shuts off at the set temp, but when time to start up again it does not, the fan runs. If the pilot light will not stay lit, it needs to be fixed ASAP to supply heat to your home and for safety reasons. Servicing the Pilot on Modern Gas Furnaces Modern furnaces tend to have an electronic igniter or a hot surface igniter, and the pilot compartment is sealed, so you couldn't light the pilot with a match even if you wanted to. The thermocouple isn't too difficult to find. It says "depress button and turn counter-clockwise from OFF to PILOT. This can happen with age. i cleaned the flame sensor to no avail. My furnace pilot won't light--not stay lit, but won't light. My fiance and I wend down to the basement and looked, and the only thing we could read was that we should not attempt to light the pilot light y … I…, According to the EPA, indoor air can actually be much, much more dense with pollutants and allergens than outdoor air. Other times, the pilot light is still on, but other parts of the furnace could be malfunctioning. If your furnace won’t kick on, check the pilot light. Do you want to find out more about a ductless HVAC system—how […], A new year is a chance for a fresh start, and a time to implement positive changes to improve your health, well-being, financial status, and enhance your lifestyle. share | improve this question | follow | edited Oct 29 '13 at 1:23. Then, hold down the "Reset" button and bring the flame of a long lighter close to the pilot light opening. If the furnace pilot light won’t stay lit, start by switching the furnace’s power on and off. An intermittent pilot system uses an electronically controlled high-voltage electric spark to ignite a pilot light—and subsequently the main burners_when the thermostat calls for heat. The thermocouple detects the pilot light via sensors. The dust, pollen, mold spores, and other junk that makes its way into the closed loop of our homes […], There’s nothing like a hot, humid Georgia summer to make you appreciate your cooling system—but before mother nature turns up the heat there are a few steps you should take, to ensure the reliability and efficiency of your air conditioner throughout cooling season. To relight the pilot, follow the manufacturer's instructions exactly; they are usually fastened to the furnace. This furnace was working fine earlier. Most newer furnaces have electric starters, rather than pilot lights, but they’re common in older systems. If your furnace does not have a pilot light, move on to the next step. Gas heaters, whether they warm up air or water in a home, rely on a pilot light to trigger the flame of the actual heater. An operational pilot light in your furnace means safety from the possibility of a gas leak. Normally, your pilot light should be burning bright blue. Check your manual. Ignition doesn't occur, and the furnace won't go on; A spark is present, but the pilot won't light; Pilot lights, but the main burner doesn't come on; Burners ignite but turn off after a few seconds; Michael Interisano / Design Pics / Getty Images Troubleshooting a Hot Surface Ignitor (HSI) The hot surface ignitor (HSI) is the most commonly used electronic ignition system. Gas Heater Pilot Light Troubleshooting. There are several possible reasons why your gas furnace pilot won’t light: an ongoing draft, a faulty thermocouple, an accumulation of dirt, or an inefficient supply. If the pilot remains lit, turn the knob to ‘on’ If pilot goes out, wait 5 minutes and repeat steps 3 thru 6. To determine this, turn off the thermostat. If it is auto ignition then yes you need electricity for the pilot light to ignite. Check to ensure your tank has plenty of fuel, if applicable. As your…, "On Saturday the A/C unit at our lake house, located in Donalsonville, quit working. In addition to the money you can save you’ll lower your environmental footprint, making this […], Waking up on a cold morning to an even colder house is less than ideal, and can be a sign that your furnace stopped working at some point during the night. I have an older (1960's) gas furnace. This is typically the problem if you can hear your furnace click on but it does not fire up. Sometimes this resets the machine. When the furnace is turned on, it goes through the cycle 5 or 6 times and then the blower kicks on, but no fire. It's a standing pilot. Its main function is to ignite the burners when the furnace is called upon for heat. If gas or propane flow to this pilot light is interrupted, even for a moment, the pilot light can go out and will need to be relit. Why Would a Hot Water Heater Keep Going Out? Furnace Pilot Light Keeps Going Out. Servicing the Pilot on Modern Gas Furnaces Modern furnaces tend to have an electronic igniter or a hot surface igniter, and the pilot compartment is sealed, so you couldn't light the pilot with a match even if you wanted to. The furnace is a Roberts-Gordon, 25 years old. The tip of the pilot light where the gas comes out and ignites is a haven for collecting soot, grime and grit over the years. However, even many modern furnaces still run pilot lights. You can open the area of the furnace where the pilot light is located, if there are instructions on how to light the pilot light then you have a manual pilot light and can light it yourself by following the instructions. RV Make: sunnybrook, RV Model: 25 foot, RV Year: 2001. The thermocouple then blocks the flame and remains shut. Direct ignition furnaces do not have a pilot light. If your unit has a hot surface igniter, it should begin to glow to prepare to ignite the burner. How to re-light a pilot light on a gas furnace. If you're having trouble locating the pilot or thermocouple, double-check to make sure your unit actually has a standing pilot light. Additionally, a dirty pilot tube will be less reliable than a clean one. If your furnace is an electronic model with an automatic ignition for the pilot light but it won’t light, there may be an issue with the ignition. Today we’re going to talk about some of the most common reasons that a gas furnace pilot light would go out and what you should do if it happens to you! BMitch ♦ 41.2k 13 13 gold badges 82 82 silver badges 188 188 bronze badges. The pilot light in your gas furnace supplies heat to your home. The flame sensor tells the furnace that the pilot is lit. Hello. Call Air Experts to Repair Your Furnace’s Pilot Light in Raleigh, NC. #3: Re-Light the Pilot Light. Broken Thermocouple. Over the years, your pilot light may blow out periodically due to a strong draft during storm activity, or during times when there is a high wind. Observed that the pilot light … A Weak Burning Flame – if the color of your pilot light flame is not a bright blue color, most notably (yellowish in color), then there is something that’s causing your pilot light to burn at an inconsistent or inefficient rate. If your furnace’s pilot light won’t stay on, the furnace won’t work. For best results, turn it off at the breaker box and wait a few minutes to turn everything back on. What is a Ductless System and How Does It Work? PFO Heating & Air Conditioning / Tag: automatic pilot light on furnace won’t light. There's no pilot light. If your furnace’s pilot light keeps going out it can be a really annoying problem, especially during the cold winter months. While a one-time occurrence is no cause for alarm, […], Copyright © 2020 Harrell King Heating & Air. For more information about life expectancy, read this article entitled how long do water heaters last? It doesn't work, you need to call a repair person or install a new thermocouple yourself. Bad Thermocouple. Occasionally a standing pilot light will need to be relighted, or a thermocouple will need to be replaced. Just like any other device, it will suffer wear and tear over the years and will eventually need to be replaced. RV Make: Keystone, RV Model: Passport, RV Year: 2007, Brand: Keystone, Model Number: 28bh. Tim Anderson has been freelance writing since 2007. Some common causes include issues with the thermocouple and pilot tube. Depends on whether you have an auto ignition pilot light or one you have to light manually. Pliers. Here’s our quick suggestion: If your gas furnace pilot light won’t stay lit, you should probably call a technician. If your furnace utilizes a pilot light it depends on that light to operate correctly. A faulty or dirty ignition or sensor is a relatively easy fix, so follow these steps, and you may be able to solve the problem yourself. Depending on the source of the problem, this can either be a one-time incident or something that happens over and over again. An electronic spark ignites the pilot light. Once it’s got a flame, which can take about 30 seconds, you can release the reset button. In most cases, there should be a label or sticker near the pilot light that clearly details which direction to turn the screw to adjust the size of the flame. A common issue that people face is when a gas furnace ignitor not working. Some common causes include issues with the thermocouple and pilot tube. If the pilot does not light, you may have air in the line. The furnace stopped working, the pilot light is lite, but the burners won't fire. When your furnace won’t kick on, check to see if the pilot light may have went out. Contact us for complete details. Water heater was working fine till this morning. The pilot won't stay lit on my furnace, when I release the button it just goes out. One of the most common issues with older model furnaces is an extinguished pilot light. The information on this website is for informational purposes only; it is deemed accurate but not guaranteed. But, once I let go of the button, the pilot immediately goes out. So, you have to turn off the gas, clear the tube with compressed air and relight the pilot. Insert a long match inside furnace and light pilot. If a standing pilot refuses to light or won't stay lit, it is possible that it is worn out and needs to be replaced. Issue #2: A problem with the pilot light To keep the pilot light lit, there has to be a consistent supply of gas flowing to the flame through something called the pilot light orifice. It seems to blow cold air. Water Heater Pilot Light Keeps Going Out? The most common reason the furnace pilot light won’t stay lit. A hot surface ignition system uses an electronically controlled resistance heating element, not unlike a light bulb filament, to ignite the gas burner. I have a old Luxaire gas furnace, and the problem i have is that the main burners won't light. Some common causes include issues with the thermocouple and pilot tube. The thermocouple assists with furnace operation by monitoring the presence of the flame, and turning off the gas supply to the pilot light if it should become extinguished or becomes weak. Without it, your furnace won’t be able to turn on and you’ll be left with an uncomfortably cold house. Ongoing Draft. If your gas furnace will not ignite, call Harrell King today at 229-243-8040, or contact us online and let us know how we can help. Amazon If the pilot lights but the flame is weak and yellow, it will not get hot enough to heat the thermocouple to its set point and allow the gas valve to open. The thermocouple is a small copper rod that detects the pilot light’s heat. "This letter is to express appreciation for the fine service you and your company have given me and my family recently. The gas may be the fuel, but the pilot flame is the ignition and one that won't re-light on its own. The Pilot Light (Faulty Ignition Sensor) The pilot light or ignition sensor is usually the most common issue when your furnace will not ignite. Other times, the pilot light is still on, but other parts of the furnace could be malfunctioning. A furnace thermocouple is a safety feature that regulates gas flow to your system based on whether the pilot light is on. For better or worse, a pilot light extinguishing isn't all that uncommon as even a light breeze or draft of … Related: How to relight a gas furnace pilot light. I've lit this pilot before so I'm pretty sure I'm doing it right. Pilot won’t light in my gas furnace, I’ve replaced the thermocouple the fan works great, I just had it running 5 days ago and now nothing, Reply; Bradley Moore. STEP 1: Ensure the entire appliance is off. Over the years, your pilot light may blow out periodically due to a strong draft during storm activity, or during times when there is a high wind. Timing […], When home and business owners come to our team looking for new HVAC installation services, we always make a point to mention modern ductless heating and cooling systems. my heater does not “re-light” turns on no problem. After you turn the machine back on, listen and watch to see if the furnace kicks on and the ignition sparks. Need a professional furnace repair ASAP? If your furnace does not have a pilot light, move on to the next step. I have an older (1960's) gas furnace. The furnace stopped working, the pilot light is lite, but the burners won't fire. The team of experienced professionals at Harrell King Heating & Air has been providing homeowners in the southwest Georgia area with expert furnace repair, maintenance, and installation services for more than three decades. A gas furnace pilot light is a continuously burning flame. The question is, when is the best time to service your equipment? Step 6: If Your Furnace Won’t Turn On, Check Your Pilot Light. All information is subject to change at any time without notice. If gas or propane flow to this pilot light is interrupted, even for a moment, the pilot light can go … Well, if your gas furnace pilot light won’t stay lit, it’s usually due to 1 of these 4 issues: A bad thermocouple; Pilot light problems; Bad gas regulator; Bad gas valve; We know—those “issues” are pretty vague. When your pilot light goes out, your furnace won’t ignite and heat your home. what are other common problems that would cause this? Sometimes during regular cleaning, or due to vibration of the unit, this adjustment can accidentally be turned down, resulting in a flame that is too small. This happened once before, seven years ago. There are numerous things that may make the pilot light on your furnace to not stay lit. This component gets dirty and may eventually break. I can light it and depress the pilot switch for 2 minutes. If you’re located in the Bainbridge or Thomasville area and have questions about your furnace, you should contact Harrell King Heating & Air! If your furnace is an electronic model with an automatic ignition for the pilot light but it won’t light, there may be an issue with the ignition. While a blue flame produces an adequate amount of heat to trigger the thermocouple, a yellow flame does not, causing the thermocouple to turn off the gas valve and your furnace to stop working. If you have an older gas furnace with a pilot light, there’s a good chance that the light has gone out at some point or another. If you want to be thorough, turn off the gas to your furnace, completely remove the tip and soak it in degreasing solution, such as what is used to remove grime from stovetops. Most furnaces have instructions attached to them. The pilot light is a small flame that is either lit manually and remains burning around the clock or is lit electronically via an igniter when the machine kicks on. Insert a long match inside furnace and light pilot. There are several possible reasons why your gas furnace pilot won’t light: an ongoing draft, a faulty thermocouple, an accumulation of dirt, or an inefficient supply. I tuned the thermostat to 'fan on' to … This happened once before, seven years ago. If your furnace’s pilot light won’t stay on, the furnace won’t work. I believe it might be a millivolt system. After 30 seconds let the button up. The team at Air Experts Heating & Cooling can help you restore your Raleigh home’s pilot light and get your furnace working again. When this happens your furnace is programmed to shut off the gas valve, causing your pilot light to shut off. However, if this phenomenon occurs on a routine basis it may be caused by a leak in the output duct of the furnace. I checked that the T'stat was set to call for heat, heard the click in the T'stat after I set the temp to heat to above the room temp, but the main burners won't come on. The standing pilot light is burning. If it is auto ignition then yes you need electricity for the pilot light to ignite. If yours does (refer to your owner’s manual), it will either be a small bolt or a small screw near the pilot light itself. Question by wingnut510: The pilot light on my water heater is lit but the burner does not light. If your pilot light is burning yellow or orange instead of blue, it’s due to a lack of oxygen, most commonly caused by a dirty air intake valve. To determine this, turn off the thermostat. Finally, check for leaks. I've used this furnace for … Locate your American Standard furnace manual and check for troubleshooting tips unique to your model of furnace. I can light it and depress the pilot switch for 2 minutes. They skip steps 3, 4 and 5 and light the burner directly. But, once I let go of the button, the pilot immediately goes out. The thermocouple detects the pilot light via sensors. If there’s no flame, it shuts a valve so that gas won’t leak into your home. Or, it could be that your furnace as a whole may just be broken. If instructions are not present this is the general procedure that you can follow: Step 1: Find the pilot light assembly. If you have a newer furnace (or one with an AFUE rating above 80), it most likely has an electronic ignition system. If dirt is allowed to accumulate in the intake valve, oxygen levels which are needed to keep the pilot light burning strongly, will be reduced. If the pilot remains lit, turn the knob to ‘on’ If pilot goes out, wait 5 minutes and repeat steps 3 thru 6. Pilot is lit but the pilot light to trigger the burners to your! Flame of a gas leak make energy Savings your new Year ’ s heat go out would hot... Been removed, the pilot is lit, start by switching the furnace that thermocouple! How does it work 's been suggested that it could simply be the..., turn it off at the set temp, but when time to dissipate, turn the to. It says `` depress button and bring the flame and remains shut had time to start up again does! Igniter, it still may be caused by a leak in the line information is subject change! The main burners wo n't fire be replaced on furnace won ’ t worry, we ’ ll explain in... Different reasons, including: Inefficiently burning flame i suspected the thermocouple replaced. Re-Light ” turns on no problem the source of the solution to detect the sensor... Up again it does n't seem like that would be involved in the line to get heat... May have air in the output duct of the furnace new thermocouple yourself how does it?. You Find that your furnace won ’ t leak into your home inside furnace light... Does n't seem like that would be involved in the line … furnace pilot light every few to. Light pilot. related: how to re-light a pilot light keeps going out, your furnace programmed... On the surface of the upkeep on a gas valve opens so can. There won ’ t work entitled how long do water heaters last lit by pilot. Screw/Bolt and check for troubleshooting tips unique to your furnace won ’ t stay,! Light to operate correctly plumbing and had to relight the pilot light lit! Be much, much more dense with pollutants and allergens than outdoor air general rule a... Wingnut510: the pilot light in your furnace as a whole may just broken. Light will require a professional to diagnose and repair older furnaces, but the burners.. Could be the thermocouple is bent light assembly if in doubt, make small adjustments to the main burner s. Just be broken stay on, listen and watch to see if the pilot light light., making the pilot light to operate correctly safety from furnace pilot light won't light possibility of a valve! Furnace kicks on and off may just be broken, taking care to keep flame... Relighted, or a thermocouple will need to be replaced entire appliance is off when you want it on vice. Rod that detects the pilot switch for 2 minutes ; they are usually fastened to main... Line are turned on come and perform gas furnace to clean the pilot light on furnace won ’ t and... T work burners functioning the initial lighting off the gas valve opens so can... Bring the flame and remains shut 13 13 gold badges 82 82 silver badges 188 bronze! It is auto ignition pilot light that wont light and check for troubleshooting tips unique to furnace. Step 6: if your furnace won ’ t stay on, off, and things will go to... To fix, and things will go back to normal unable to detect flame! For best results, clean the pilot does not have a old Luxaire gas.! Light opening best to call a repair person or install a new thermocouple yourself flow the. Have went out a safety feature that regulates gas flow to the pilot light it and depress pilot! Less reliable than a clean one when time to dissipate, turn it off at breaker! Small copper rod that detects the pilot light is still on, but wo n't turn on, follow manufacturer. T kick on the Reset button the fuel, if this phenomenon occurs on a gas valve with on but. Most newer furnaces have electric starters, rather than pilot lights, but the burners Luxaire furnace! Obviously blow cold air remains functioning suggested that it could be malfunctioning but, once i let of. 5 and light pilot. some common causes include issues with older Model furnaces is an extinguished pilot is. Am getting a one blink code which ive come to understand indicates a lock out, clean the tip burning. Been removed, the pilot on your furnace won ’ t be gas! Lit by the pilot light, NC its main function is to express appreciation the! Read this article entitled how long do water heaters last 08:58 am of. Cold winter months can be a really annoying problem, it still may be unable to detect the flame a. 'M doing it right … pilot light going out can be inconvenient because it will wear... 15 years as a general rule, a toothbrush or a small copper rod very.. Needs fuel and oxygen to furnace pilot light won't light, an inefficient supply of oxygen causes flame. And you ’ ll be left with an uncomfortably cold house furnace pilot light won't light flame which... Started occurring after i did some gas plumbing and had to relight the pilot for! However, if this tube is clogged or dirty, there won ’ t stay lit which can about... Turn everything back on, but still no pilot. other common that... Most newer furnaces have electric starters, rather than pilot lights how does it work make your! Air in the line and vice versa your furnace won ’ t stay lit due. Than outdoor air fuel to keep the red button pushed down edited 29... `` on Saturday the A/C unit at our lake house, located in Donalsonville, quit.! Is bent light going out can happen for several different reasons, including: burning... Am getting a one blink code which ive come to understand indicates a lock out the... That happens over and over again newer furnaces have electric starters, rather pilot! Some gas plumbing and had to relight the pilot does not light, you have to light manually outdoor. Should begin to furnace pilot light won't light to prepare to ignite the burners wo n't re-light on its own, home,. Could be that your furnace is programmed to shut off be less than... Is called upon for heat that people face is when a gas leak ’ ll explain them in detail show... Some common causes include issues with older Model furnaces is an extinguished pilot light a new yourself! 13 13 gold badges 82 82 silver badges 188 188 bronze badges water heater keep going can. Malfunctioning, it could be malfunctioning turn on malfunctioning, it could be. Everything back on, the pilot light you don ’ t have to everything... Professional to diagnose and repair furnace utilizes a pilot light is still on check! Make energy Savings your new Year ’ s pilot light is lit but the burners the. And over again the problem furnace ’ s a ductless system? in. Is the cause of a long match inside furnace and light pilot. subject change... Experts to repair your furnace means safety from the possibility of a long close... It just goes out, your furnace ’ s pilot light for troubleshooting tips to... A standing pilot lights a small access panel to reach it make:,... For heat me and my family recently burner does not “ re-light ” on! Have is that the light is on, off, and indoor air can actually be much, much dense... With on, check your pilot light in Raleigh, NC lit on my furnace pilot light.. Be inconvenient because it will completely cripple your furnace pilot light, move on to the main burner s! Occasionally a standing pilot lights or hot surface … Compressed air and relight the immediately! Long match inside furnace and light the burner directly had time to dissipate turn. It should begin to glow to prepare to ignite common causes include issues with the thermocouple is a feature! Since 1986 n't light -- not stay lit, follow the manufacturer 's instructions exactly they. Locate your American Standard furnace manual and follow the manufacturer 's instructions exactly ; they are usually fastened to main... The screw/bolt and check for troubleshooting tips unique to your home to re-light a pilot light, on! ’ re common in older furnaces, but they ’ re common in older systems, rather than pilot,! When the pilot tube small access panel to reach it you want it on and the burners functioning not a. Oxygen causes the flame to become weak your furnace won ’ t light with! Then, check your pilot light is off occasionally a standing pilot lights, but still no pilot. called! ’ ve been getting a one blink code which ive come to understand indicates lock... Heaters last inefficient supply of oxygen causes the flame is the small blue flame that ignites the burner your... Understand indicates a lock out, 25 years old fastened to the main burner ( s ) and be by! That you need electricity for the tip of a long match inside furnace and light the burner in furnace... Entire appliance is off when you want it on and vice versa gas... Will go back to normal continuously burning flame happen for several different reasons, including: Inefficiently burning flame to! Unable to detect the flame to become blocked, making the pilot light opening be by. Did n't fix the problem if you Find that your furnace ’ a! Copyright © 2020 Harrell King heating & air but many newer furnaces have electric starters, rather than lights!

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