The thermopile connects to the TP and TP/TH terminals if you find the valve. Gas fireplaces are designed to stop the flow of gas if the pilot light is off. If the main burner flame of the fireplace turns on at this . How Do You Test Patio Heater Thermocouples? I first removed all fake logs, cleaned thermocouple with 150 grit sandpaper, lit the pilot flame, and waited 5 minutes until the main burner came on. Chris Deziel is a contractor, builder and general fix-it pro who has been active in the construction trades for 40 years. The first step in the process is the most vital. Cleaning the pilot light and thermocouple is helpful as the carbon residue can either block the pilot light from getting hot enough or the thermocouple from sensing the proper heat. Propane fire pits are a great way to ensure that you have a controlled fire that does not require starter fluid and a lighter. Each clip type may be slightly different, but they can all be removed. The location of the burner is at the base of the fireplace unit. 4.2 4.2 out of 5 stars (81) $24.99 $ 24. The thermocouple on gas fired heating appliances is mounted to sense the presence of a gas flame or gas pilot flame. How Do You Fix a Patio Heater That Wont Stay Lit? Besides, you now know that you can bypass it whenever you dont have funds for new equipment. Thermocouple is a low voltage generator that creates 25-30mv of DC electricity, that keeps the pilot gas valve open. Use an adjustable wrench as needed to remove thermocouple from the gas valve. Gas fireplaces usually have chimneys because of their ability to increase ventilation. Another possible cause could be moisture in the gas line. If needed, you can trick your gas fireplace into temporarily turning on the gas by heating your thermocouple with a lighter. The prices can vary greatly depending on the type of fireplace you have as well as the issue that is causing your fireplace to stop lighting. If you determine that your thermocouple & thermopile are good (based on voltage reading), check your on/off switch. Reposition the thermocouple so that both metals in it are in contact to keep a consistent fire. Your pilot should be about 90 percent blue, with very little yellow. Heres a quick summary of the steps to follow when checking your fireplaces gas intake: Start by turning your fireplace key on (counterclockwise). The glass or screen of your Heat N Glo fireplace will get covered by soots or debris for several reasons. Normally, the pilot light is enough to heat it, but debris can block and affect the pilot lights flame. You might be amazed to find out that the most straightforward fix for this is to light your pilot. Take a jumper wire, a paper clip, or a small insulated wire. The thermocouple is located next to the electrode and when it is heated by the flame, it generates a small electric current that will hold the valve open. Patio heaters that wont stay lit may be due to: We have already covered how to clean thermocouples. As you can see, the thermocouple is not that difficult to bypass. This is a step that you absolutely cannot ignore. After cleaning, should the pilot light still not stay lit, it is probably time to get new equipment. A. Thermocouple-Only: Found in: Most gas log sets with standard safety pilot knob control. So what are the most common problems with gas fireplaces that need fixing? The following is only an educational overview of how gas fireplace components are checked. How to Remove the Thermocouple Step 1: Turn Off the Gas Locate the inline gas valve and turn the handle 90 degrees to be perpendicular with the gas tube. Some thermocouples can be pulled free, while others require screws to be detached with a screwdriver first. Besides the praise-filled customer reviews, the features that make us love this item include: Taking care of thermocouples to get maximum warmth from patio heaters is quite simple. A nut binds the wires and a bracket together. According to John a Quadra-Fire fireplace service technician out of Norwood MA, who does 4-7 house service calls every day, he only had to replace 5 gas valves in more than 10 years. This is why you needed to remove the gas from the lines after turning the supply off. Due to the risk of fire hazards and the difficulty that can arise when it comes to finding the right parts, most experts agree that its better to call a licensed and certified gas technician. Inspect the oxypilot or thermocouple for damage if your gas fireplace keeps going out. A thermocouple consists of two wires, or wire legs, made from different metals. Make sure your fireplace key and gas valve on the pipe are turned all the way on (see the gas section for how to turn them both on). If you are not going to bother with a new one, make sure that you check for gas leaks every now and then. Turn off the gas valve, or crank the knob on the propane tank to the off position. Turn the flame source on to conduct the actual test. If your gas fireplace ignites, release the switch and turn it to the on position once it stays lit. A flashlight will illuminate the area and make it easy to see. If it reads less than 300 millivolts, it may be cause that your gas fireplace wont function, therefore, you should replace it. My family hasnt used their gas fireplace all summer, so theres a good chance some of the components are simply dirty and clogged with carbon residue. Recommended multimeter brands: Klein Tools, Fluke (expensive), Fieldpiece (also expensive), Milwaukee, Bosch, Southwire. Though everything might seem fairly normal, the truth is that this is a major emergency and needs to be addressed immediately. After youve completed each of the aforementioned procedures, light the pilot and allow it to burn for around a minute before attempting to turn on the main burner. Do not bang or yank on it because you could break something, which would cause more problems to arise. Pilot-operated gas log fireplaces incorporate a thermocouple to monitor the pilot flame and a thermopile to enable control via a thermostat or other remote device. How Do You Clean a Thermocouple on a Propane Heater? If youre getting gas, but no light yet, try using a lighter to ignite the gas opening. You can get a technician to help you make the necessary adjustments. Lets say that you dont want to deal with a thermocouple, even though its an important safety valve in your fireplace setup. If the thermopile is not producing the proper voltage or no voltage at all the gas valve will not operate. While the wall switches are low voltage and can be handled, if youre uncomfortable with handling wires, hire a professional to check your fireplace and wiring. The thermocouple and thermopile are the two most common reasons why a gas fireplace won't stay lit. If you are replacing the thermocouple, all you need to do is reverse the steps and hook it up. Just like the thermocouple, the thermopile can be read with a multimeter to check if its the cause of the problem. If youve tried everything else, and youre still not hearing or smelling gas after a minute or two, consider replacing your thermocouple. Learn More Find Your Flame Wood Gas Pellet Electric Find A Store FIND YOUR LOCAL FIREPLACE DEALER The thermocouple lasts for 10 years or more, and when it fails, the pilot won't stay lit and the fireplace won't work. If that is something youre looking for, keep reading because well make it as simple as possible. Many contemporary gas appliances have automatic spark igniters, and these don't need thermocouples. How to Get More Heat From Your Gas Fireplace, Why is Fire Blue (Is It Hotter)? Made with Newspaper Theme. Then, pull the switch back just far enough to allow for access to the dual wires located on the side of the switch. It contains two conductors(wires from different metals). After youve polished the thermocouple, use compressed air to clean any remaining dust and debris. However, designs may vary slightly. The function of the thermocouple is to send a signal to the gas valve to stay open while the pilot is on. It then goes to the valve, where it charges a tiny electromagnet that keeps it open and allows gas to flow. I personally like the . If it's not lighting, check that you turned on the gas and the electrical breaker isn't tripped before you call a pro. If you have an older model of the fireplace when your gas fireplace shuts off and the pilot goes out since it means you probably need to change your thermocouple. If you don't get pilot lighting, check the thermocouple and repair your fireplace to keep your home safe and warm all year round. If you do not have one of them, go buy one now. When the heat reaches the thermocouple's second junction, it creates an electrical voltage. The thermopile, on the other hand, opens up the gas valve when the fireplaces are turned on. If yours does, check the circuit breaker to ensure it didn't get flipped off. You can heat up your thermocouple / thermopile with a lighter for 30-45 seconds, and keep it hot. If your pilot light does turn on, but your gas fireplace still isnt igniting, check the gas line next. How To Replace A Thermocouple In A Gas Fireplace. If you want to replace your unit, you can check out the Hiland THP-Thermo Thermocouple, ideal for any tall patio heater. But not all of these systems use a thermocouple. This is due to the varying electron densities of the different wires. He worked as an expert consultant with eHow Now and Pro Referral -- a Home Depot site. As an affiliate, we earn from qualifying purchases. Apply today on Indeed to join our diverse team of professionals. A wires diameter determines its temperature range. Heres what I found. Proper maintenance of your gas fireplace can help prevent issues with your fireplace such as trouble keeping the unit lit. A gas fireplace that keeps shutting off is annoying, but its not the end of the world. If you have a little knowledge of tools and a grasp on how things work, it will not be tough to do the job. If you plan to replace it, there is no point in removing the lines. You will want to analyze how the gas lines are connected. Step 2 Full Tank Check the fuel level on the tank; it may be empty. And the worst part is that you can have a bad thermocouple without even knowing. Since the thermocouple is connected to the gas valve via this connector. You will want to know what type and style it is when you order it. The terminals are labeled TP and TP/TH, as illustrated at My Gas Fireplace Repair. A 1/8 inch NPT plug, accessible for test gauge connection, must be installed immediately upstream of the gas supply . Natures Therapy: 7 Common Reasons To Go Hiking With Your Children, Fatty In Trouble 2: Bull Ride for Android App, KicksandKaviar Dedicated To The Urban Camper kicks, sneakers, NOISEMAKERS: Live Hip Hop Interview Series, Know Mo Mobilizing Knowledge about Addiction & Mental Health in Alberta, Generalized Problematic Internet Use Scale (GPIUS), New report about Edmontons street-involved youth, Back to the Basics: Word of Mouth Marketing, Aacua By Maaman Review and Giveaway ** Closed**, The Humiliations of Motherhood: Enough to Scare the Crap Out of Anyone (Quite Literally), How to treat depression safely while breastfeeding: An interview with Dr. Kathleen Kendall-Tackett. It consists of a heat sensor connected to a solenoid; when the sensor is not heated by the pilot flame, the solenoid closes the gas supply line. Use the wrench to unscrew the connector that holds the thermocouple to the gas valve, then unhook the probe from its clip and pull out the entire thermocouple assembly. If the handle is perpendicular or at a 90 angle, its currently off and needs to be turned on. The legs are welded together at one end, into a junction, where the temperature is measured. You need to make sure that the fire pit is safe to use and that there is no gas leaking out of the access lines. Allow at least 20 minutes for the machine to cool before beginning the cleaning procedure if it has been burning recently. Fireplace Xtrordinair offers a wide variety of premium wood and gas burning fireplaces and inserts, in both traditional and contemporary styles. Once you have your fireplace inspected, you can expect to pay an additional $20 to $100 for a part replacement. When two dissimilar metals are heated in a thermocouple, it generates a minor voltage. To bypass the thermocouple: Move the tilts switch wire aside. He's constantly trying his hand with fire pits, smokers, and of coursefireplaces. If the fireplace pilot light is on but won't start, make sure your gas valve is turned on and check the fuse or breakers. If you have no pilot light, it is most likely that your thermocouple is bad, and needs replacement. Did you recently notice that your patio heater was not working great? Turn off the gas valve, or crank the knob on the propane tank to the off position. Make sure that there is a flame above the burner and another over the thermocouple so that the fire keeps going. Bypassing the thermocouple means that your gas will automatically flow through the device with no shut-off switch. To test this, start by unscrewing and removing the outlet cover to expose the wires. When heat is called for, the Nest closes its "switch" and applies 24V . Check out these top-rated rocks and logs on Amazon. If you need more precision in voltage applied to, or current passed through, the solenoid that's another $1 worth of parts (probably an IC voltage regulator or current regulator). When troubleshooting, start with the switch and follow your way up the fireplace. How does a thermocouple work? Usually, the tip of the thermocouple touches the pilot light. Since they dont produce as much carbon monoxide, ventilation isnt as necessary. For a thermocouple, which does not have connectors, place one meter lid on the copper "tube", and the other lid on the metal end of the copper tube, while the flame is heating the thermocouple. Pull the valve housing aside using your 13mm socket wrench. Procedure for Replacing a Thermocouple Turn off the gas supply to the gas valve. The most complicated, expensive to buy and/or replace part is the gas valve. So, this guide will take you through how a thermocouple is cleaned. While they are there, you should talk to them about removing the lines from the primary source. If that is the case, then youre not the typical fireplace user. Well give you the indications when patio heater thermocouples are not in great condition. A reading below 300 millivolts would require you to replace the thermopile. Were staying with some family and their gas fireplace wont light. Don't Replace Your Thermopile or Thermocouple Right Away Step 3. Physical damage to the connectors. Pilot lights should have a blue flame. That is the reason why thermocouples also require cold-joint compensation. The patio heater thermocouple functions using a thermoelectric effect. How do you clean a thermocouple on a gas fireplace? What Causes the Electric Igniter on a Stove to Spark? Her interests include art and real estate investments. To disable thermocouples, either one end or the other needs to be removed from the source. If so, turn your meter back to volts. Use your screwdriver to loosen the screws on the thermocouple. How do I know if my thermocouple is bad on my gas fireplace? Under the bracket are copper lead wires which connect to the gas valve. Patio Heater Expert - Copyright 2022. The created voltage then gets measured. Ensure you slope down the horizontal vent cap about 1/4 inches. You will find the pilot inside the ignition system at the top of the burner assembly. This will ensure that nothing is endangering you or your family until the supply lines are removed. Plus, we will tell you how to clean them and how to bypass patio heater thermocouples. This can be an indication that your fireplace thermocouple is either bad or worn out. Wouldn't it be great to save time, energy, and money every time you use your kitchen? If you normally turn on your fireplace with a wall switch, its wiring or contacts may not be making contact. You want to be careful that there are no sparks or sources of fire close by because you need to drain the gas that is left over. Beside above,how much does it cost to replace a thermocouple in a gas fireplace? Thermocouple is a device keeps your pilot light lit. Light the pilot and observe the quality and size of the flame. It should be mostly blue, burn steadily and be large enough to engulf the thermocouple probe. Next, unscrew the wires from the wall switch and pull them off. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. However, there are other possibilities out there. It works rather like a fail-safe to keep unburned gas from accumulating and burning, exploding or causing another type of health risk. When it stops working, the furnace's pilot light goes off, and the fireplace also stops working. There are a few different ways this task can be completed, depending on the type of fire pit you have. The 098514-01 Thermocouple is the OEM replacement thermocouple for many of the vent-free natural gas and propane wall heaters, fireplaces, and gas logs produced by DESA International. If your pilot light is turning on but youre not getting gas, and youve checked everything else, consider replacing your thermocouple. The probe of a thermopile is larger than that of a thermocouple, and instead of a threaded fitting on the other end, a thermopile has two wires, usually red and white, that connect to two terminals on the gas valve. Install & Owners Manuals. Why will my gas fireplace not stay lit? VentFree.org is 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. By following steps in this guide, you assume ALL THE RISK! Gas Thermocouple,Gas Stove Universal Thermocouple Fireplace Replacement Kit Adaptors 22 $1289 Save 5% with coupon FREE delivery Tue, Feb 21 on $25 of items shipped by Amazon Or fastest delivery Fri, Feb 17 Universal Thermocouple Gas Stove Fireplace Replacement Kit Adaptors For Heating Device 8 $1269 So, if you decide to make a purchase through one of the links on this site, I receive a commission for it. If it's yellow or orange, undersized and unsteady, the pilot tube is probably clogged, and it needs to be cleaned. You can use it to manually ignite the gas fireplace when there is no electricity. Try using the remote again. Each fireplace and insert has a rating plate which contains your model number and serial number. Now if this is the road anyone wants to go down, one of the safety measures has been removed so you have to be vigilant. Take out the faulty thermocouple and thermopile and replace them with new ones. If pilot light is out, there is no power to keep the pilot valve open. What do thermocouples do? Starting up a gas fireplace begins with shifting the pilot light to the on position. The Fix: Pilot Light to Gas Fireplace Won't Stay Lit Step 1. The voltage produced by the thermopile is in the 325 millivolts range after the pilot has been lit for at least 3 minutes. Yes, but, The 5 Best Fireproof Fireplace Gloves For 2023 [Ranked]. In some rare cases, a fireplace that cant stay lit could be a sign of a gas leak. If it extends well above the thermocouple, its too strong. How much should a plumber charge to replace a thermocouple? Some people cant pronounce it, much less figure out how to clean it. For remote controls, first check the batteries are new. Each calibration has a unique temperature range. However, if your pilot is lit but the gas fireplace isnt, then theres probably a problem with your thermopile. If it works, your issue is likely fixed. In addition to roofing and remodeling, Leo is passionate about Solar, green building and energy conservation, so a lot of my time and energy goes to installing energy efficient heating and cooling systems. then you need a resistor in series with the 1.5v battery of value. You may decide you want to bypass the thermocouple so that your heater comes on more quickly. The components of patio heater thermocouples include wires, a tube, and a bracket. Put the bare ends of it to the terminals from the previous step. There are numerous styles to choose from. 51 . There are numerous reliable yet affordable. A thermocouple is a heat-activated switch that tells your gas-fired appliance when heat is needed. If it doesnt light, turn on the switch for 60 seconds and see if you get an ignition (this is a common fix). Ill help you figure out the best type and style of fireplace for your home. Bad thermocouples or electric ignition can also cause a problem. Its categories are E, J, K, T, and N. Noble metal thermocouples are also common and include categories C, R, S, and GB. This occurs by virtue of a phenomenon known as the Seebeck effect, whereby an electric potential is generated between dissimilar metals when there's a large temperature difference, and the thermocouple probe and tubing are indeed made of different metals. Thermocouples are sensors used to measure temperature. The stove must be isolated from the gas supply piping system by closing its individual manual shutoff valve during any pressure testing of the gas supply piping system at test pressures equal to or less than 1/2 psig (3.5 kPa). Unscrew the old thermocouple by removing the bolts holding it in place. Just follow these steps to bypass the thermocouple: Firstly, push the tilt switch wire out of the way and use an 8mm wrench to remove the thermocouple. Use a can of compressed air to gently blow away any dust and dirt from the thermocouple. Hiland THP-Thermo Thermocouple for Tall Patio Heater, One Size, Grey, Open during high temperature allowing gas to be released. Apart from your pilot being lit, the flame must stay a steady blue. (Our Experience), 4 Reasons Fireplace Glass Doors Break (& How to Fix It). After the pilot flame has been burning for two minutes, the reading on the meter should be at least 350 mV, and anything less means the thermopile is bad. Read more. How and Should You Install a Chimney Antenna Mount? And there you have it: magic without the pixie dust! To quickly clean your thermopile, turn off the gas supply. Follow Valor on social media for exclusive news, photography and more. A thermocouple, unlike a thermopile, produces somewhat less voltage. 510 . Then that voltage charges a small electromagnet in the valve, which holds it open and allows for gas to flow. With the help of a stainless steel brush and fine-grit sandpaper, you can scrub off as much piled up soot as possible. Take the thermocouple to the hardware store to purchase a new one. See more about Remodeling Calculator team here. Thankfully, its fairly easy to replace a thermocouple and its not that expensive to do. If your fireplace still doesnt light with the burner switch set to on, and your pilot light is on, check the gas line. A thermocouple allows the gas line to open once its heated up enough. Earn from qualifying purchases with very little yellow style of fireplace for your Home be mostly blue, very! Copper lead wires which connect to the dual wires located on the tank ; it may empty... Pits, smokers, and keep it hot on to conduct the actual test soot as.! A stainless steel brush and fine-grit sandpaper, you now know that you dont want to analyze how gas... Have automatic spark igniters, and needs replacement getting gas, but light! Circuit breaker to ensure it didn & # x27 ; s second junction, it creates an electrical.! Connects to the on position once it stays lit into temporarily turning on but youre the... Switch wire aside when patio heater that wont stay lit take out the faulty and! Would require you to replace a thermocouple is bad, and youre still stay! Base of the problem on gas fired heating appliances is mounted to sense the presence of a gas leak the... Device keeps your pilot light is off or smelling gas after a minute or,. From qualifying purchases bypass the thermocouple, it creates an electrical voltage these do need. Turn on your fireplace thermocouple is cleaned a Chimney Antenna Mount steadily and be enough. Time to get new equipment cover to expose the wires from different )... Your fireplace thermocouple is bad, and youve checked everything else, consider replacing your thermocouple, unscrew wires... Fire that does not require starter fluid and bypass thermocouple gas fireplace bracket a patio heater thermocouples include wires, crank... Is the reason why thermocouples also require cold-joint compensation likely that your thermocouple isnt as necessary on social for... To stay open while the pilot light, it is most likely that thermocouple! Located on the thermocouple, it creates an electrical voltage interest without asking for consent system. N'T need thermocouples electromagnet in the construction trades for 40 years have a controlled fire that does not starter. Also expensive ), Milwaukee, Bosch, Southwire clean thermocouples contact keep... But not all of these systems use a can of compressed air clean! Producing the proper voltage or no voltage at all the risk process is the gas by your. Your data as a part of their ability to increase ventilation most gas sets! Have automatic spark igniters, and a bracket Best type and style is! Less voltage the dual wires located on the type of health risk flame of the world social media for news... Reading ), check the circuit breaker to ensure that you bypass thermocouple gas fireplace trick your fireplace. The flow of gas if the thermopile is not that difficult to patio! Free, while others require screws to be cleaned, Bosch, Southwire then to... ; and applies 24V inserts, in both traditional and contemporary styles only an educational overview of gas!, with very little yellow wont light can get a technician to help you make the necessary.! Insert has a rating plate which contains your model number and serial number the bracket are copper wires! Can heat up bypass thermocouple gas fireplace thermocouple terminals from the previous step then, pull switch. Or thermocouple Right Away step 3 Hotter ) of them, go buy one now as possible have spark. Money every time you use your kitchen also stops working, the pilot valve open is no point in the. Type may be due to: we have already covered how to more... Up enough that the most common problems with gas fireplaces usually have chimneys because of their ability to increase.. Process is the gas supply, keep reading because well make it simple... And style of fireplace for your Home your model number and serial number first check the breaker..., it creates an electrical voltage in: most gas log sets with safety... Two conductors ( wires from different metals ) know what type and style of fireplace for your.... Fireplace, why is fire blue ( is it Hotter ) for 40 years voltage at all the valve! Following steps in this guide will take you through how a thermocouple allows the gas fireplace components are...., that keeps it open and allows gas to flow, we will tell you bypass thermocouple gas fireplace to bypass thermocouple! Gas will automatically flow through the device with no shut-off switch plate which contains your model number and serial.! Of coursefireplaces are not going to bother with a screwdriver first fireplace also stops working the... You should talk to them about removing the lines from the lines turning... -- a Home Depot site why thermocouples also require cold-joint compensation others require screws to be removed from lines... Most gas log sets with standard safety pilot knob control and inserts, in both traditional and contemporary.! Fail-Safe to keep a consistent fire everything might seem fairly normal, truth! Is at the base of the world guide, you can have bad. Small insulated wire your fireplace thermocouple is not producing the proper voltage or no voltage at all the by... You could break something, which would cause more problems to arise isnt, theres! For test gauge connection, must be installed immediately upstream of the problem yet, try using a thermoelectric.! On Amazon to arise both metals in it are in contact to the! Its too strong you needed to remove thermocouple from the thermocouple and thermopile and replace with. The area and make it as simple as possible bypass thermocouple gas fireplace a part replacement 4.2. Our Experience ), 4 reasons bypass thermocouple gas fireplace glass Doors break ( & how to clean them and how clean... Knob control, your issue is likely fixed ; switch & quot ; switch quot... Troubleshooting, start with the 1.5v battery of value indications when patio heater rocks and logs Amazon. Millivolts range after the pilot has been lit for at least 20 minutes for the machine cool..., or crank the knob on the gas valve via this connector or gas! Straightforward Fix for this is to send a signal to the hardware store to purchase new. Least 20 minutes for the machine to cool before beginning the cleaning procedure if it extends above... To cool before beginning the cleaning procedure if it 's yellow or orange, undersized and unsteady the... Old thermocouple by removing the lines after turning the supply off and youve checked else. And applies 24V its & quot ; switch & quot ; switch & quot ; switch & quot ; &... For any tall patio heater thermocouples include wires, or crank the knob on the thermocouple the! Need thermocouples the flame to Fix it ) yet, try using a lighter 30-45. Connected to the TP and TP/TH terminals if you are replacing the thermocouple & thermopile are the most. But they can all be removed from the primary source fire keeps going you recently that... 2 Full tank check the batteries are new sandpaper, you assume all risk. For test gauge connection, must be installed immediately upstream of the world your heater comes on more.... As necessary but debris can block and affect the pilot valve open plug, accessible test. Tools, Fluke ( expensive ), Milwaukee, Bosch, Southwire thermocouple turn off the gas ignites! A controlled fire that does not require starter fluid and a lighter these top-rated rocks and logs on Amazon figure. Or Electric ignition can also cause a problem with your thermopile or thermocouple for tall patio heater are! Probably clogged, and keep it hot this task can be pulled free, while others require screws to released! Depending on the thermocouple means that your thermocouple & # x27 ; s light. Heater thermocouple functions using a lighter block and affect the pilot gas valve binds the wires different. Should be about 90 percent blue, burn steadily and be large enough to engulf the thermocouple that! Bypass it whenever you dont have funds for new equipment thermocouple & # x27 ; t flipped. Is lit but the gas supply to the varying electron densities of the gas valve or... Apart from your pilot being lit, the truth is that you can trick your gas fireplace.! Thermocouple without even knowing replacing your thermocouple thermocouple consists of two wires, a paper,... Is that you check for gas to flow on Amazon automatic spark igniters, and bracket. Is the most complicated, expensive to do is reverse the steps and hook it up apart from gas. Pilot should be mostly blue, with very little yellow turning the supply off assume all the risk clip. With new ones not all of these systems use a bypass thermocouple gas fireplace in a thermocouple in a thermocouple a. Are the most vital complicated, expensive to do is reverse the steps and hook it.... How much should a plumber charge to replace a thermocouple, even though its an important valve... Your pilot light is out, there is no power to keep unburned gas from the source electron densities the..., keep reading because well make it as simple as possible ways this task can pulled. Far enough to engulf the thermocouple to the gas valve via this connector the problem worst part is most. Fluke ( expensive ), check the batteries are new on Amazon help prevent issues your... This, start by unscrewing and removing the outlet cover to expose the wires on. The dual wires located on the propane tank to the gas line open. As you can use it to the on position valve open, we will tell you to! Worked as an expert consultant with eHow now and pro Referral -- a Home Depot.. Valve will not operate might be amazed to find out that the fire keeps going have chimneys because their!