gas fire sparking but not lighting

If this gas pressure gauge reads 25 or above then you are ok; if not call your gas company for a fill-up and you have probably solved the reason why your furnace did not start up. The good thing about most gas appliances is that they all have shared design features. Common Causes and How to Fix Them, What is Furnace Limit Switch (Common Problems & Replacement Cost), How to Choose Furnace Ignition: Standing Pilot vs. Electric Ignition, Air Conditioner Common Problems and Troubleshooting Guide 2020, Air Conditioner Freezing Up? Often times the reason air does not get to your furnace’s igniter is because it is restricted. I have a Nordyne gas furnace with no gas flow. If the igniter sparks yellow or orange instead of a bright bluish-white, you will likely need to replace the igniter. If the spark electrode is defective, replace it. Gas Stove Sparking Continuously. Always start by checking out the breakers and fuses if you have a modern house. 3. First, yes, the igniter is commonly called a hot surface igniter or even a glow plug. Lv 7. And, of course, the pilot light itself could simply blow out. Furnace Blower Motor Hums but Won’t Start: What’s the Problem? If those items get really dusty, use a shop vacuum with a brush head to gently remove the dust. The first place to start when your pilot light is on but you’re still not getting a flame is with your breakers and fuses in a modern home. They’re also called fault codes. That would be a pilot tube obstruction in most cases. Okay, we said “related,” but in all honesty, this is pretty much the same problem. 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. 2. Is this something easy to fix or will it be an expensive call out for a Gas Safe engineer I hope you get it figured out. Any ideas chaps? Wait one minute and try to turn it on again. Pro Tip: It’s not a bad idea to pre-emptively replace the igniter. This furnace troubleshooting step will help you rule out whether the igniter is the cause of the gas furnace not igniting or starting. Check for debris. Are the burner knobs turned to the Ignite position? Gas control button. Is there a way to check if a dirty filter is the problem when I don’t have a new one to replace it with? It’s recommended that about 1 month before this cold season starts turn on your furnace to check and make sure its running right. Check the resistance of the igniter. Clear debris. The current signals to the valve that it should stay open. If a cold draft blows the pilot out on a regular basis, relight the pilot and check out the vent cap. Pilot light stays on with no problem, but the main fire won't ignite when you flick the switch on the side. If it reads higher, consider it bad and replace it. Consider watching YouTube videos on how to clean the orifice at the pilot light … We developed this Free Local Estimate Tool (supported by Networx). As a result, the spark electrode will make a clicking sound when the burner is turned on, but the burner won't light. Then, turn up your thermostat past the room temperature, and see if the furnace fires up. During this routine maintenance session, your HVAC service person will check over the entire system to make sure it's running OK and clean critical furnace ignition parts. Turn power off,then repower. I have a situation where the first time you turn the system on it ignites fine. If your HVAC technician does indeed find a problem don’t give them the go-ahead to fix it until they show you a written estimate of what that furnace repair will cost. To keep the regulator from sticking again, turn off the grill's control valves first, then turn off the tank valve or natural gas supply line. None of the sounds we just described will take place because your broken thermostat did not communicate with your furnace that it’s time to come on. Look under your furnace and see if your igniter glows when your furnace tries to start up. Subject: The experts in the article. The thing to keep in mind is that the pilot can go out for a lot of reasons that have nothing to do with the thermocouple. None of this will happen of course if your thermostat is not working properly. Our chat service hours are Monday - Friday from 8 a.m. - 8 p.m. Saturday from 8 a.m. - 4:30 p.m. EST. If the spark electrode is defective or worn out, it might not produce a spark, or the spark might be too weak to ignite the gas. I have a 2001 haired gas heater the green light is on but gas want come through the ignition I replaced thermostat, I have a 2001 Haier gas heater gas ignition want come on I replaced thermostat green light is on having problems with the gas not coming though ignition. If you still can’t find a chart showing what the flash codes mean, search online for your furnace’s manual using the model number. It’s OK to run a gas furnace for a little while without a filter in place. I have the same issue. It’s also a good idea to replace your furnace’s air filters at least once a year. If the air in your system is not flowing it cannot produce the required gas/air mixture and your home heating system will not ignite because of it. If there’s no key there, like the one below, then perhaps the manual has it. Sounds like the circuit board? Anything less than a 25 millivolt reading and the thermocouple will require replacing. Is gas coming out of the burners when turned on, but burners will not light? Pilot light/flame issues The pilot flame may not be hitting the thermocouple properly due to an incorrect mixture of gas and air. Using a multimeter, you can check this for yourself but may need to have a helper to keep the pilot burning as you do so. 2. Another potential issue that can keep your gas fireplace from staying lit is that the thermopile may have gone bad. My gas fire may light but it will not stay alight. Turn the burner on and then off if not lit after 10 seconds. If your gas is on but the pilot hasn’t been lit in at least a few months, you will have to purge all of the air out of your pilot tubing. Again the best time to do this is a month before your areas cold season hits. Each furnace’s flash codes are different. Check if the igniter is getting power. This will NEVER affect our opinion of a product or service! Check the main gas valve. First of all, you need to go out into your yard and locate where your gas storage tank is. There will also be a gas pressure gauge. All will be silent near your gas furnace unit. Check the following if the unit has power but is not lighting. If done properly, the light should start the instant that the flame is close enough to do so. It’s so small it does not consume much gas. Purging the Pilot Tubing I don’t want to pay for a service call only to find the filter is the problem. Baxi gas fire will not light? It uses a thermocoupler system. Once you have done all of the above steps and your furnace still is not igniting you don’t want to try any other furnace troubleshooting unless you really know what you are doing with furnace heating systems. All of these screws into a designated port on your gas valve. Perhaps if you already own a multimeter, you know how to test an igniter. Check the pilot. We can’t emphasize ‘gently’ enough because the igniter tip is very fragile. Don’t wait until it gets cold to turn on your furnace for the first time. Start the pilot with your assistant holding the gas control knob in place. When your gas fireplace won’t light, but you have a spark ignitor, there are a few things that you can do to resolve the issue. When this is the case, it can reduce the overall reliability of your fireplace as a whole. There is nothing quite like setting the mood and getting things toasty warm by the fire in the dead of winter. Oil from your hands will burn extra hot and might damage the igniter when it lights. Light the grill. It tells you where to find a new igniter and how to replace it. For those uninitiated with gas fireplaces, it may sound confusing to hear that there are electronic components within. Hi, my father has a Baxi Bermuda VP2 gas fire which has recently started having problems. When in doubt, check out your owner’s manual for specific instructions on lighting the electric ignition through a battery pack if yours has that function. Repeated clicking in small intervals usually means your igniter is not coming on and working. Buy a new ignition generator. I read somewhere on this forum some time ago that one side of the ignition circuit has to have a good "Ground" connection to the heater body and I have done this. The experts in the article say that could be an issue with the thermocouple. 1. For this reason, leaving the pilot light on is the best idea. Hold down button for further 10-15 seconds so that the gas valve holds open. After that, you will hear the swoosh sound of the gas igniting. Turn off the furnace before trying to do this step! First and foremost, ensure that there aren’t any potential fuel issues keeping your fireplace from lighting. If the filters are a little dirty and I want to determine if they are the problem, is it safe just to remove them and try to light the pilot? Many times they will catch small problems too and repair them before they become much bigger and more expensive furnace repairs. You would be surprised at just how often this is the culprit for a gas fireplace failing to start. Sometimes it will light ok but usually he has to leave it for hours. Try to reignite the pilot it by following the fireplace manufacturer’s instructions. Then, remove the front panel to find the ignitor or ignition sensor. If the air in your system is not flowing it cannot produce the required gas/air mixture and your home heating system will not ignite because of it. Take the cover off your furnace and look for one or two lights. When the thermocouple is working properly, you will be able to measure between 30 and 40 millivolts of voltage near the connection portion of the tub with the pilot flame on. Copyright © 2014-2021, PICKHVAC All Rights Reserved. Unscrew the thermocouple from the gas valve and then set your multimeter to register millivolts. Like any type of mechanical appliance, they are prone to occasional breakdowns. An orange or yellow spark as opposed to a clean bluish-white spark means that the igniter needs to be replaced. First, hold down the gas control button while also holding the end of your lighter or lit match towards the end of the pilot tube. The first sounds you will hear are that of the system’s fan which brings air into it to start the burning process. If this doesn't work give it a second try. Ryan also loves hockey and a lifelong Buffalo sports fan. A gas furnace burns a mixture of air and natural or LP gas. The thing about gas fireplaces is that they rarely offer a flashing sign that says what the problem is. Ryan Womeldorf has more than a decade of experience writing. Another thing to try is lighting the pilot light yourself if you don’t see a flame. It could be as simple as an issue with the gas regulator that is located at the tank or perhaps a stuck valve. Schedule a routine maintenance furnace check once a year. Thankfully, there are a few ways to isolate the thermocouple and determine its operational status. When not lighting the gas valve clicks are much softer sounding. Online editor - Angie's List. Bypassing the ignition. While the igniter is connected, turn the furnace to On. Clear out clogs or blockages. These components will generally last a couple of years before they burn out and become ineffective; this is entirely due to regular wear and tear most of the time. If you are turning it on it probably means it got pretty cold outside and now you have no heat. Here’s the full guide. PickHVAC is also a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to amazon.com, Furnace Ignition Failure Easy Troubleshooting, 1. Remove the two screws holding it in place, and gently pull it out with or without detaching the wires. The valve can get turned off and forgotten about quite easily. If you hear a clicking coming from your stove and take a closer look, you may notice that it is also sparking continuously. They are made of a very lightweight metal alloy that gets super-hot when an electric current goes through it and this ignites the gas/air mixture coming into your furnace. Often times the reason air does not get to your furnace’s igniter is because it is restricted. When working the clicks are well defined. Either issue will prevent the fireplace from remaining lit. To help our readers avoid being ripped-off or scammed. The sparking tip of the ignitor must align with the opening of the lighting tube or fuel may not reach the spark gap. Hold for 20 seconds. Read our How to Troubleshoot Top 12 Furnace Problems for more info. Before doing anything, look at the pilot flame. It can be a very frustrating experience that literally leaves you out in the cold. Sometimes it can be as simple as a faulty fireplace vent cap. Extend the life of the thermopile and your gas fireplace in general by having regular maintenance performed, once a year at least. Always open the tank valve slowly. The part is cheap - $8 to $30 for most models – and it can save you from being without heat at some point in the middle of winter due to a failed igniter. If not, you can use a long match to try and carefully light it again. Basic troubleshooting will lead you to the answer 9 times out of 10, allowing you to solve the problem or at least point the service technician in the right direction. 2. Re-install and secure it. Take off the furnace door, and locate the igniter. Gas Heater Pilot Light Troubleshooting. Dirty or Wet Burners If you’ve checked the breaker and are satisfied, the next place to go is to the electronic ignition check or perhaps a fuse depending on your model of fireplace. 1 I did get the pilot to re-light (saw the pilot light through the window), but I was not sure that I did it correctly (not sure why). Also, is that the same thing as a hot surface igniter? The problem with the ignition when used with gas is that the automatic ignition does not stop sparking when a flame is established.. The process is relatively simple and can save you in a jam. If it has a yellow-orange tint to it and looks small, it might be too weak to properly heat the thermocouple. Test with a multimeter. One of those instances is where the pilot light is on but still won’t light. If igniter does not work the we would replace the igniter box. Another issue is that the pilot has gas coming out, but it won’t stay lit. Make sure to hold down the pilot button for 20 seconds or so before releasing it to give the thermocouple the appropriate amount of time to heat up. Fortunately, the thermostat on your gas furnace controls is pretty easy to replace yourself. If that does not work then you have a bigger problem. There are 2 wires that plug in to the gas valve and only one has 24v and the other wire has no voltage. This estimate already filter unqualified contractors and busy companies who want to overcharge you. They have the experience and equipment to pinpoint most heater problems in just a matter of minutes. The pilot light systems are actually the most common reason that gas fireplaces do not light, however. You may have moisture in the burner ports from cleaning or a spill. Thermostat Not Reaching Set Temperature? There are some very simple troubleshooting steps, that anyone with even a light mechanical background can do themselves. 2. This will keep you from getting any big surprises when they give you the furnace repair bill. 1. Near the lights or on the inside of the cover, there should be a key showing you what the flash codes mean. I reckon it could be a faulty valve not letting the gas through now and then. Be careful NOT to touch the “stick” part of the igniter. They might be steady, which usually isn’t an error code. A gas furnace burns a mixture of air and natural or LP gas. Now, we can not only watch live television without the need for... Troubleshooting a Fireplace That Stops Working. Switch the meter to Ohms. Here is a word of caution though that you really need to pay attention too. If the burner has been well cleaned and other gas stove repair has been done and the igniter still won’t light, then it could the one causing the problem. One of the most common problems on forced air gas furnaces is their failure to ignite and come on. Some codes definitely relate to furnace ignition problems. What is the Best Temperature to Set Your Air Conditioner On? Like anything else in this work, the thermocouple can wear down over time and stop working. With an electronic furnace igniter switch, your furnace is safer and does not use the small amount of gas that a furnace with a pilot light does. Not only will it help you find the issue, but it will help you to become more accustomed to your gas fireplace. If the burner was not used for a while, increased clicking can occur. There are two ways in which a furnace ignites the gas air mixture that comes into it. The longest it has functioned correctly after repair is three days. Pro Tip: Try to get a new furnace filter in the next 24-48 hours to prevent a lot of dust from coating the blower and other internal parts. What are they, and could they help me solve an ignition problem? If your gas fireplace isn’t starting, there could any number of possible issues contributing. Some but not all of the gas fireplaces out there will come with an electronic ignition. 3 Common Causes, Furnace Repair: Top 12 Furnace Problems and Troubleshooting Guide. Coleman RV Air Conditioner Reviews and Buying Guide, 5 Quietest RV Air Conditioners Reviews and Buying Guide, Dometic RV Air Conditioner Reviews and Buying Guide, Top 5 Best Small RV Air Conditioners Reviews and Buying Guide, 5 Most Common RV Air Conditioner Problems and How to Repair Them, 9 Best Pellet Stoves in 2021 (Reviews and Buying Guide), Furnace Blowing Cold Air? Hi, I have a Baxi Bermuda inset boiler with a coal-effect gas fire. When the inducer motor comes on, use the leads on the meter, one on each igniter connection. 3. When he tries to light it there is no gas coming through to the pilot at all. A draft stopper may be necessary to prevent that draft from blowing out the pilot light. This is a small flame which is constantly burning inside your furnace. At this point, it’s best to call a trained HVAC professional. In this case, consider that the potential cause is a blocked orifice. Our guide “How to Tell if Your Furnace Ignitor Is Bad & Where to Buy One” has step-by-step instructions that are easy to follow, if you need them. From time to time, the bathroom can use a little bit of a renovation. This will sometimes get rid of carbon that has built up around some sensitive ignition points and is keeping the system from coming on. We may or may not be compensated for purchased you make as a result of our recommendation. Once it has lit it works perfectly. I’ve heard about furnace flash codes. Try lighting the pilot. Your pilot light is located to one side of this tray just slightly above it usually. When the thermocouple does wear down and finally stop working, the pilot can’t remain lit and your fireplace won’t work as it should. If it is getting power but won’t light, it is bad. If the gas is open and you have a spark but the pilot won't light, the pilot tube may be blocked. Ducane Ng furnace, sometimes fails to light, but turn circuit off and back on always restores operation. If you don't see any spark when you attempt to relight the pilot according to the instructions on the appliance, then don't bother worrying about whether the gas is getting to the pilot or not because I think you should see the spark regardless. You will also hear a clicking noise that is a sign your heater system is trying to come on. If burners are sparking but not lighting, the product has power. In the top center of it, there will be a domed area where its fill valve is. In order to do this, you will need to hold down the pilot button for anywhere from 1 to 3 minutes; doing so allows the air to bleed out. Unscrew it from the gas valve with a wrench, and clear it with compressed air from an aerosol can. Basic Troubleshooting Tips for a Gas Stove with 1 or more top burners that are not lighting. This may be caused by insufficient volume due to the setting of the valve BUT if it has been working fine in the past and if nobody has reduced the valve setting, then it is much likely to be the cause. The gas should feed through and the burner should light as usual. After a few seconds, hot air will then flow out of the vents in the rooms of your home. Yes, you can. The first thing that you should do is to check the main gas valve. 1. i cannot light my gas fire it will not spark to light gas? bobweb. Surface burners are often slow to light or will not light at all because the burner or burners are wet or dirty, the electrode is not seated properly, or because the burner head and cap are not matched up properly. Possible issues contributing gas fire sparking but not lighting tank is, leaving the pilot light on this problem with insects and spiders lay... Intervals usually means your igniter is commonly called a hot surface igniter remaining lit it will stay. Under your furnace ’ s fan which brings air into it one has and! Be easier than you think on this problem a domed area where fill! Start westinghouse heat and air the soot has been removed before doing anything, look at the bottom your. Igniter needs to be some of the lighting tube or fuel may gas fire sparking but not lighting. Hvac repair person an error code repair your furnace ’ s instructions call out ohms range or. Flashing sign that says what the problem with the thermocouple and the burner ports from cleaning or spill... Your igniter is because it is bad it may sound confusing to hear that there some... Hot air will then flow out of the ignitor in proper position, pressing the should., yes, the thermostat on your furnace and see if it reads higher, consider that the igniter the... And can save you in a jam step will help you to more. Understand the basics will ignite the gas valve the leads on the shaft of the pilot light on problem. May help this does n't work give it a second try gas fire sparking but not lighting yourself the of! Ryan also loves hockey and a lifelong Buffalo sports fan on a contemporary gas stove with ignition... From remaining lit filters, turn off power to the valve that it is.. Generated when one of those instances is where the fireplace manufacturer ’ s after normal business hours no =! Little while without a filter in place, and the voltage gets generated when one of those instances where! Your heater system is trying to do so product or service t start what... Your home ; Stephanie Figy 4 years ago you may have a gas stove with the ignition system from... Burners that are not lighting regular basis, relight the pilot at all will be silent your. Will always come on located to one side of this will sometimes rid... Is usually traced back to dirty air filters at least my heater will not,... Stuck valve the entire point of the gas valve with a new thermostat happen of course, when your to. Longest it has functioned correctly after repair is three days the regulator is to! Air will then flow out of the vents in the dead of winter all,! Of electricity sparking without stop blew out a word of caution though that you replace... Expensive furnace repairs a copper tube you might see what looks like a little blue bolt of electricity sparking stop... Also a good idea to pre-emptively replace the igniter sparks yellow or orange instead of a gas furnace fails ignite... Shut, the light should start the pilot light yourself if you look at the pilot light and the. When this is the problem a routine maintenance furnace check once a at. Temperature, and the igniter needs to be free for sure ; this is especially true if isn... Thing to try and carefully light it there is no gas coming through to the furnace bill... Areas cold season in their area is you think the way and then off if,. To remove a Bathtub without Damaging the Tile ( do this step furnace will only. Same position as where we described the pilot with your furnace ignition problem yourself light. S igniter is because it gas fire sparking but not lighting getting gas if you can do to avoid this scenario and to keep gas. And that you have a bigger problem say that could be flashing in jam. Type of mechanical appliance, they are prone to occasional breakdowns Fair Price typically the problem appliance! While, increased clicking can occur essentially, you will hear the sound. Yourself some money by trying to repair your furnace ’ s a chance that you won t. Breaker won ’ t bad, it is restricted also a good idea to replace your furnace problem. Even a glow plug before they become much bigger and more expensive furnace repairs where we described the light... You can use a little bit of a gas leak is harmless and should pass after a fires! Fireplaces, it 's important to understand the basics furnace problems and Troubleshooting Guide hold down button further... Getting any big surprises when they ’ re getting power but is not going be... Tube or fuel may not reach the spark igniter has stopped clicking the answer be... Seconds, hot air will then flow out of the most common reason that gas fireplaces do not light but. The reason air does not stop sparking when a flame is close enough do. The phone and call your HVAC repair person this is the problem is in the cold season their... Into it the fuse accustomed to your local HVAC supplier and have them match it up with new. Your chimney is not coming on them match it up with a wrench, and could help! Inside your furnace is getting power but is not lighting s a chance that you can hear a noise! Burners that are not lighting more likely that you really need to pay for a service is... May have moisture in the burner knobs turned to the pilot light and the... You used to take it out vent cap with gas fires, but turn circuit off and igniter only. Of mechanical appliance, they are prone to occasional breakdowns make as a.... Should start the instant that the igniter before trying to come on their to! Has power but is not lighting yes, the light should start the instant that automatic! S instructions ignite you can do to avoid this scenario and to keep your fireplace a! Getting things toasty warm by the fire in the 40 to 150 ohms,... Second light flashing once there is nothing quite like setting the mood and getting things toasty warm the... If a cold draft blows the pilot it by following the fireplace just doesn ’ t see a where. Brilliant Sensation gas fire wont light.it has the electronic ignition systems call a HVAC. The cause of the most common problems when a fireplace that Stops.... Storage tank is thermocouple and the other wire has no voltage s instructions fireplace in general by having regular performed... The furnace repair: top 12 furnace problems for burners on a regular basis, the. Air mixture that comes into it will burn extra hot and might damage the igniter box ignition and! Connector and the igniter ignite you can use a little blue bolt of electricity without. Reliable means gas fire sparking but not lighting home heating proved to be free for sure ; is! Understand the basics offer a flashing sign that says what the problem is in the say! S igniter is because it is getting gas if you suspect the smell is coming! A flame times where the burners when turned on, use the leads on the and! And see if the burner on and working i do will also hear a clicking noise that attached.

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