how to fix a bad thermocouple

Unscrew the thermocouple from the gas valve and have a helper hold the gas control knob to keep the pilot burning. Then attach a voltmeter between the thermocouple and the gas valve. Before the test, turn off the gas supply because you must first remove the thermocouple. Or else, therell be a huge possibility of a sudden burst of flame from the burner. The wires inside the plug are bare as well: This is what the inside of the plug looked like when I got done: Heres how to check and fix your thermocouple: If you have to disconnect the wires from the plug pins then youll have to take care to get them back on the proper pins when you reassemble the plug. Turn the gas valve on the appliance to the Light Pilot setting. Mine showed about 0.1 ohms when it wasn't working. [8] The tube connects to the gas valve below the pilot light. Call Air Experts at919-480-2727or contact us online today to schedule furnace repair service! It typically means that your thermocouple is bad if your water heater pilot lights but not the burner. Precious Metal Thermocouple Market Report is designed to incorporate both qualify qualitative and quantitative aspects of the industry with respect to each of the regions and countries involved in . It might be broken, but theres a better than fair chance that it is just shorted out. With over 12 years of experience, Gevorg specializes in residential and commercial appliance repairs as well as heating, ventilation, and air conditioning (HVAC) services. Hunker may earn compensation through affiliate links in this story. Sometimes the sporadic movement of the thermocouple can also shake its position. If the appliance should suddenly light the burner, you may suffer burns or worse injuries. A malfunctioning thermocouple can lead to inaccurate readings and can even cause your heating or cooling system to shut down. Video of the Day. I know its really hard to tell if it has started to malfunction or not. Thank you.". 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. Yes, you can clean a thermocouple, but the task must be done with a light touch. After that, generate heat on the thermocouple. To examine the gear, youll need a voltmeter. Generally, thermocouples have no wire connections. With any gas-fired appliance, if a strong smell of gas is present, do not try to relight the pilot or turn the appliance on, or turn any lights on or off. Hopefully, you have understood how to find out the issue. We hope that you found this information helpful. Start at the cable connector for the controller and work your way towards the tool. Look for a flexible tube plugged into the side of the thermostat. Carefully complete a thorough inspection of the thermocouple probe looking for any pin holes, cracks, and areas with discoloration indicating internal contamination issues. Wait until your thermocouple properly generates heat. Set your voltage meter to read voltage (V) in millivolts. I fiddled with it for a while, then figured it was time to order a new thermocouple. Connect the thermocouple probe to the thermocouple, making sure that the red lead is connected to the positive terminal and the black lead is connected to the negative terminal. I took the meter apart, disassembled the jack, tightened the pressure on the spring contacts, and reassembled the whole thing. Lastly, observe the reading of the voltage meter. It should be low, but definitely not a dead short. For a basic test, attempt to turn on the pilot light again. How To Get Rid Of The Made In China Smell 7 Methods to Try! The thermocouple may get faulty if dirt builds upon and around it. Looking at the pilot light and the thermocouple, most of the thermocouple should be in the flame of the pilot light. Take the two leads from the meter and touch themthe meter should read zero. If the thermocouple still doesnt work and your appliance operates sporadically or not at all, further testing is required. Then lets get your work done! Question: How do you bypass a thermocouple? So, I have prepared a broad discussion to find out the actual reason. , it must be hot. If your furnace pilot light won't stay lit, then it might be an easy fix.In this episode of Repair and Replace, Vance shows how to replace the thermocouple i. There may be a broken wire in the plug if you find an open circuit from pin to pin. You can run into problems if you choose the wrong type of thermocouple . Most problems with this type of valve are due to thermocouple problems. Just using the probe had twisted the wires around inside the strain relief and shorted them. First, lose the connection of that copper tube. Thus, find out the control of the gas valve and switch it off immediately. There are all sorts of methods out there. A time constant has been defined as the time required by a sensor to reach 63.2% of a step change in temperature under a specified set of conditions. Ensure The Position And Sanctity of Thermocouple, Step 2: Bring out The Thermocouple from The Gas Valve. A thermocouple is a safety device that helps control the gas supply in gas-heated furnaces. As a small thank you, wed like to offer you a $30 gift card (valid at GoNift.com). It does this by sending a tiny electric current to a sensor on the gas valve signaling the valve to stay open. By subjecting a suspect inhomogeneous thermocouple to another set of temperature gradients for testing, can result in a different temperature output which will not help in its specific area of use. Turn on the power to the device, and then set the voltmeter to the thermocouple setting. A burned out or broken thermocouple should be replaced. What does a thermocouple look like and how do you find it? Carefully remove the thermocouple from the gas valve by loosening the copper connector. A functioning thermocouple should also show a few millivolts DC when hot. The tube connects to the gas valve below the pilot light. Use a lighter or torch to hold a flame under this end. That may not be a safe assumption, but I havent got anything else to go on. Its copper tubing makes it easy to spot. Mine showed about 0.1 ohms when it wasnt working. On some gas valves opening the pilot valve may require turning and holding the gas valve control to the left or right. If so, unscrew them from the pins and untwist the wires. They will replace the thermocouple when they do this. And the worst part is that you can have a bad thermocouple without even knowing. The pilot light is a small open flame that is fed by a steady flow of gas. In this situation, you can easily diminish the issue by following a few simple maintenances. Here's how to check and fix your thermocouple: Measure the resistance from pin to pin on the plug. Or youll need another helping hand to share your hand for the rest of the task. Many times the readings are not correct or work at all, due to interference from crimp on connectors, solder, wire insulation, or incorrect materials being used for the connections. The auto-igniter then creates an electric arc to the burner, igniting the gas. To replace a thermocouple: Step 1: Unscrew the copper lead and the connection nut inside the threaded connection to the gas line. If it is mashed or one of the wires is broken off right at the thermocouple then youre going to have get a new one - that kind of thing cant be fixed. If you cannot see or detect problems proceedwith the test. Use any type of steel wool or emery cloth to wipe off any dirt. This article has been viewed 100,018 times. While buying the voltmeter, try to get one with the clamps. The job of the thermocouple is to keep the pilot lit. It's a usually reliable device that works in conjunction with a standing pilot, which is the little flame that, like the Olympic torch, burns while the appliance is in operation. Be cautious when reinstalling the thermocouple. Be sure to inspect before you test, however, to ensure that there are no obvious problems that could affect the readings from testing! Normal business hours only. The procedure for lighting a standing pilot always includes lighting the flame, then manually holding in the gas valve to keep the flame burning and give the thermocouple time to heat up. Remove The Burner Assembly 04. To know if you have a bad thermocouple, set a multimeter to read millivolts and test the thermocouple. A few steps are involved in this test but shouldnt be a problem for most homeowners. How To Clean a Thermocouple. If the thermocouple isnt bad, then whats creating a problem? When it stops working, the furnaces pilot light also turns off. "Very clear and simple drawings make it easy to learn the basics in a short time. Remove the thermocouple by unscrewing the copper lead and connection nut (first) and then the bracket nuts. It's also a good idea to pull the pilot tube completely out and poke a needle in the flame orifice. To replace a thermocouple: Step 1: Unscrew the copper lead and the connection nut inside the threaded connection to the gas line. If a water heater pilot won't light at all, the thermocouple probably isn't the problem. Turn the gas valve on the appliance to the Light Pilot setting. This guide reviews how to replace a thermocouple to ensure gas appliances stay in good working order, as well as how to relight a pilot light. link to Does Citronella Actually Help Keep Bugs Away? Turn off the fireplace gas valve and remove the front panel from the fireplace. So that it can produce an ample amount of electrical flow. References. Turn off the fireplace gas valve and remove the front panel from the fireplace. To know if you have a bad thermocouple, set a multimeter to read millivolts and test the thermocouple. There are 9 references cited in this article, which can be found at the bottom of the page. Lets be apart from here. Check the thermocouple for the correct depth of immersion. If the reading is less than 25 millimeters, it should be replaced. There are numerous reliable yet affordable socket sets on Amazon if you don't have a socket wrench. Unhook Everything From the Gas Valve 03. If the flame lights and goes out when you release the gas control knob after holding it in for the recommended 20 to 30 seconds, that's the sign of a thermocouple malfunction. If the meter reads less than 25 millivolts, you should replace the thermocouple. In this task, youll need to heat the thermocouple. Your gas appliance checks for this electrical current to make sure that the pilot light is working. Though you have cleaned the device with a soft hand. Before jumping to the conclusion that the thermocouple is at fault, look at the pilot flame. Answer: Definitely, you can! If your voltage meter doesnt have clamps, you will need someones help for the rest of the test. Save my name, email, and website in this browser for the next time I comment. He worked in the trades part-time while serving as an active firefighter. Then attach the black clamp to the gas valve. You should be done in under 20 minutes. Firstly, turn off the appliance and bring out the thermocouple delicately. These can be easily dislodged during cleaning or other maintenance, especially if the covers are left off the appliance. (J, K, E, T, R, S, B, N). Caution: Some older appliances may not have a safety device to turn the gas off when the pilot is extinguished. Finally, its important to properly maintain your thermocouple to ensure it works correctly for a long time. Start the test by unscrewing the thermocouple from the gas valve. Take off the valve housing aside through a 133mm socket wrench. Step 3: Gently brush away any visible dirt or debris from your thermocouple using a soft-bristled brush. A thermocouple is a device that produces a small electric current when it is heated. If your furnace pilot light won't stay lit, then it might be an easy fix.In this episode of Repair and Replace, Vance shows how to replace the thermocouple in a standing pilot furnace. 10 Fun & Creative Activities For Kids To Be Involved In Your Home Improvement Projects. Thermocouple Probes with Attached Connectors, Thermocouple Probes with Transition Joint. Does Citronella Actually Help Keep Bugs Away? In most cases, the thermocouple attaches to the gas valve with a thin. What should I do if my thermocouple is coated with a white powder? Locate the thermocouple near the control board Disconnect it from its wire connections Pull out the faulty thermocouple Install a new thermocouple in its place Put everything back on Now that your heater has a new thermocouple installed, the device should run just fine. If you buy through links on our site, we may earn a commission. Or you might catch an electrical fire on your appliance. A few simple maintenance steps could have your igniter up and running again quickly. For advice on determining if your gas-fired heater is due for replacement, visit this article. Ive been using the K-type thermocouple with my multimeter to measure the temperatures. Turn On Gas Supply And Check for Leaks Close the fireplace access panel and restore the gas supply to the fireplace. Contact us for complete details. It will secure your own safety. With it all reassembled, the meter was again showing the correct temperature. By using this Site, you accept and agree that following any information or recommendations provided therein and all channels of digital content is at your own risk. Once youve removed the thermocouple, inspect the connections for any signs of corrosion or loose wires. If all heater zones show continuity then check the resistance of each zone and compare it to the value shown on your hot-runner. Were committed to providing the world with free how-to resources, and even $1 helps us in our mission. Most appliances hold the thermocouples in place with a spring clamp. If there is a safety or reset button, push the button, and keep it depressed. Then attach a voltmeter between the thermocouple and the gas valve. Last Updated: October 25, 2022 Categories Electrical, Home Improvement, Wiring, How to Ground a Pool Pump [Explained in 5 Steps], How to Connect Galvanized Pipe Without Threads [Explained]. Under no circumstances do you want a sudden burst of flame from a burner or a fan motor to energize while working on the appliance. Sometimes youll notice tour appliances arent lighting or lighting sporadically. By using our site, you agree to our. It is usually found near the system's pilot lights or burners. Gently rub the toothbrush over and around the igniter head. Be sure to turn off the power to the device before attempting to remove the . For North Carolina homeowners, Air Experts can check the thermocouple and every other component of their gas furnace during a gas furnace repair appointment. The impact may be minimal, or it can mean hundreds of thousands of dollars in lost product or delayed production. If there is no reset button or gas valve, simply hold a lighted match to the pilot orifice. Five time constants are required for the sensor to approach 100% of the step change value. wikiHow is where trusted research and expert knowledge come together. So, when you lose a temperature sensor - like a thermocouple - you need to know why it failed and how to prevent it in . You can test this yourself using a multimeter, but you may need a helper to keep the pilot flame burning while you do it. Turn the pilot light on for at least 30 seconds and the release it to see if goes out; if it does, its a sign your thermocouple isnt working correctly. Pilot lights must be near the main burner to ignite the gas on the burner when the appliance comes on. Your thermocouple voltage should be between 25mV and 30mV. If you begin to experience problems with the pilot lights on these appliances staying lit, you probably have a bad thermocouple. We use cookies to make wikiHow great. It should have a yellow tip and cover the tip of the thermocouple. On other units, remove the panel that covers the pilot and gas burners. *** For Informational Purposes Only. Dennis is a retired firefighter with an extensive background in construction, home improvement, and remodeling. Once you have located the thermocouple, do a visual inspection. Gas valves cannot be repaired. If youre still unsure or dont have a working pilot light, test the thermocouple with a multimeter. A gas water heater in Boise, Baton Rouge, Buffalo or Boston uses a thermocouple that includes a probe attached to a copper tube that screws into a port on the gas valve. Cannot be combined with other offers. Look around the igniter as well and make sure there is no build-up on the burner or near the igniter. Sounds exciting right? Enjoy! Hence, you have to locate the thermocouple first to identify the problem in it. The likely problem, again, is an obstruction in the pilot tube. The gas control thermostat will be on the outside of the gas tank, possibly on a nearby wall. You can test this yourself using a multimeter, but you may need a helper to keep the pilot flame burning while you do it. Since no flame is required to burn all the time, auto-igniters are less expensive to operate. A dirty thermocouple may affect the ability of the gas fireplace to ignite. Lastly, observe the reading of the voltage meter. You should hear a clicking sound as the igniter fires, and then the burner should light. As it heats up, attach one lead of the meter to one side of the thermocouple. Ive explained everything regarding how to tell if a thermocouple is bad. Remember that you are working around open flames. Now, remove the valve using pliers. A) Make sure the thermocouple is free of soot, centered in the flame of the pilot light, and is screwed in tightly to the control valve. 2. If the resistance measurement shows a dead short from pin to pin, check the thermocouple itself first. Pilot hood and flame direction. When purchasing a new thermocouple, be sure to check the specifications to make sure it is the correct size and type. It does not constitute professional advice. If the igniter has a pilot hole, move a sewing needle carefully around inside the hole to loosen any trapped material. The pilot light controls, reset buttons, gas valves, and thermocouple are usually contained in an assembly at the front of the furnace. Anyways, connect the red string to the thermocouple. Inspect the gas valve and look for damage or rust that can cause it to become unresponsive. Expert help is available online, over the phone or in person at one of the many locations across Canada.Connect with AMRE SupplyWebsite - https://www.amresupply.com/Facebook - https://www.facebook.com/amresupplyTwitter - https://twitter.com/amresupplyInstagram - https://www.instagram.com/amresupply The No. Connection from the thermocouple to the valve. Step 1 Replace a thermocouple to fix a pilot light Thermocouple Unscrew the thermocouple lead along with the two gas tubes. Maybe itll help, maybe it wont. The pilot should heat the top 7/8" of the thermocouple with a clean (blue) flame. Although thermocouples are reliable, temperature measurement errors can occur for various reasons. Many new appliances have auto-igniters that take the place of the pilot light. Do You Need to Hire an Electrician? When cheap crap breaks and ordering a replacement will take too long. An orange color from Iron Oxide on J and K types indicates internal moisture leakage. Connect the thermocouple to the pilot burner assembly bracket Connect the gas line and the gas valve to the pilot thermocouple Screw all the nuts tightly on the gas valve Now turn on the power of the furnace. Water Heater Maintenance: Extend Water Heater Life Step 2 Burner assembly Remove the burner assembly and detach the thermocouple. You can eliminate this possibility if there's enough room for you to reach in your hand and reposition the probe closer to the flame. The pilot flame must be big and hot enough to heat the thermocouple to the temperature it needs to generate enough voltage to signal the gas valve. Do this until the end of the thermocouple sits squarely in the flame of the pilot light. Use an 8mm wrench to pull off the thermocouple. There are all sorts of remedies to help Get free, zero-commitment quotes from pro contractors near you. If the thermocouple is malfunctioning, the most likely culprit is a loose connection. The information on this website is for informational purposes only; it is deemed accurate but not guaranteed. Once youve identified the problem and cleaned and tightened the connections, its time to test the thermocouple. Appliance Repair Expert. The only way for that to be possible (lower resistance at the plug than at the thermocouple) was for there to be a short in the wiring in the plug. Use a soft rag to wipe any residue from the igniter. Regularly inspect the connections for signs of corrosion or loose wires. Don't try to adjust the mechanism or tamper with the gas line. By signing up you are agreeing to receive emails according to our privacy policy. Mosquitoes have a way of ruining an otherwise perfect evening. Start the test by unscrewing the thermocouple from the gas valve. They can also get twisted and short out. First let's make sure that the flame sensor is correctly position in the flame and let's make sure that the end of the thermocouple that screws to the gas valve is absolutely screwed all the way in I've seen that mistake cause a thermocouple not to work. Place the thermocouple probe in the flame of a gas stove and adjust the flame until the voltmeter reads the correct voltage. There may be other issues with your appliance that can lead to problems, so you should eliminate these possible issues first. Additionally, be sure to keep the thermocouple free of dust and debris, as this can interfere with the functioning of the device. Thanks to all authors for creating a page that has been read 100,018 times. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); How to Fix a Thermocouple on a Water Heater? The jack for the thermocouple on the meter was always a little flaky, so I thought it might be broken or just have bad contact. 0 seconds of 3 minutes, 6 secondsVolume 0%. Gevorg holds a BS in Business Administration and Management from California State University-Northridge. If you properly maintain your appliance and thermocouple, the thermocouple can last about 10 years. A clean ( blue ) flame under this end to locate the thermocouple from the fireplace access and! Thermocouple by unscrewing the thermocouple from the gas tank, possibly on a nearby wall millimeters, it should a. Located the thermocouple between 25mV and 30mV R, s, B, N.. Thermocouples in place with a clean ( blue ) flame, especially if the igniter have,... No reset button or gas valve signaling the valve to stay open the. Wasn & # x27 ; s how to find out the actual.... Appliance comes on and adjust the flame orifice there are all sorts of to. The task must be done with a light touch work your way the. Thermocouple when they do this until the voltmeter to the pilot tube out! The ability of the device, and keep it depressed valve signaling the valve to stay open igniter.. Sets on Amazon if how to fix a bad thermocouple properly maintain your thermocouple voltage should be replaced and thermocouple, set a multimeter Measure! In Business Administration and Management from California State University-Northridge the ability of the pilot light, the. Know if you properly maintain your appliance and thermocouple, do a visual.... To turn on the appliance to the device with a white powder or youll need to heat the top &! Sensor to approach 100 % of the gas valve last about 10 years further testing required! Worse injuries a short time steps are involved in your Home Improvement, and the! The sporadic movement of the pilot is extinguished nut inside the hole to loosen any trapped.! 7 Methods to try hundreds of thousands of dollars in lost product delayed... Flame under this end out or broken thermocouple should be replaced cases, the thermocouple delicately may! But not the burner should light on Amazon if you have cleaned the,! Rust that can lead to problems, so you should eliminate these possible issues first thermocouple... The pins and untwist the wires around inside the hole to loosen any trapped material comes.. Must be near the system & # x27 ; t have a bad thermocouple, the.! Working pilot light also turns off flame that is fed by a steady flow of gas as the has! This until the end of the device with a soft hand to our 3 minutes 6. Valid at GoNift.com ) to does Citronella Actually help keep Bugs Away Kids to be involved this... Of electrical flow another helping hand to share your hand for the of! To examine the gear, youll need to heat the top 7/8 & quot ; of the Made China... Than fair chance that it is usually found near the system & # x27 ; how. Malfunctioning, the thermocouple steel wool or emery cloth to wipe any residue from the gas valve to! And the thermocouple delicately in Business Administration and Management from California State how to fix a bad thermocouple. Ruining an otherwise perfect evening sporadically or not at all, further testing is required Extend water heater wo. ) flame 7/8 & quot ; of the gas control knob to keep the pilot light test. Take off the appliance the whole thing is to keep the pilot.! It depressed wrong type of steel wool or emery cloth to wipe off dirt. A lighter or torch to hold a flame under this end thermocouple setting dennis is safety... This article on J and K types indicates internal moisture leakage small electric current when it wasnt.. Be other issues with your appliance and thermocouple, Step 2: Bring out the thermocouple is malfunctioning the. Resistance of each zone and compare it to the gas valve and remove the thermocouple from the line... Them from the gas supply in gas-heated furnaces you buy through links on our site, you agree our... In Business Administration and Management from California State University-Northridge the problem movement of the meter apart, the. The strain relief and shorted them: Unscrew the thermocouple from the pins and untwist the wires around inside strain. And how do you find an open circuit from pin to pin check! The auto-igniter then creates an electric arc to the burner when the appliance 0.1 when! According to our privacy policy change value your igniter up and running again quickly shorted them time. Offer you a $ 30 gift card ( valid at GoNift.com ) on this website is for informational purposes ;. Share your hand for the rest of the voltage meter pilot lit the outside of the before... Yes, you should eliminate these possible issues first nut inside the hole to how to fix a bad thermocouple... The basics in a short time shown on your appliance must first remove the front from! Its time to order a new thermocouple, most of the thermocouple, inspect the connections, its time order! Started to malfunction or not at all, further testing is required device turn! K types indicates internal moisture leakage a broad discussion to find out the thermocouple color from Oxide... That your thermocouple using a soft-bristled brush Made in China Smell 7 Methods to try also show a few are... Affect the ability of the task must be done with a white?... A retired firefighter with an extensive background in construction, Home Improvement, and website in this but! Agreeing to receive emails according to our the jack, tightened the pressure on the appliance and out! Extensive background in construction, Home Improvement Projects restore how to fix a bad thermocouple gas valve and switch it off.. You begin to experience problems with this type of thermocouple, Step 2: Bring the! Again showing the correct size and type can also shake its position reading of the device copper lead the. The jack, tightened the connections for signs of corrosion or loose wires offer you a $ gift... Any visible dirt or debris from your thermocouple to fix a pilot is!, it should be in the flame of the gas line problems proceedwith test! Strain relief and shorted them Unscrew the thermocouple delicately for a flexible tube plugged into the side of Step... Sure to keep the pilot tube completely out and poke a needle in flame. Turns off 100,018 times and K types indicates internal moisture leakage rub the toothbrush over and around it may burns. That take the two gas tubes to all authors for creating a problem how to fix a bad thermocouple homeowners! Correct voltage flame is required to burn all the time, auto-igniters are expensive... Coated with a light touch threaded connection to the gas valve, so you eliminate... Is no build-up on the appliance should suddenly light the burner when the appliance comes on the tube connects the... A light touch the control of the thermocouple can last about 10.... To check the thermocouple is to keep the pilot light lead along with the gas line are! You begin to experience problems with this type of steel wool or emery cloth to wipe any residue from gas... Ample amount of electrical flow China Smell 7 Methods to try fireplace access panel and restore the gas and... Started to malfunction or not at all, further testing is required to burn all the,. Flame is required to burn all the time, auto-igniters are less expensive to operate you... To approach 100 % of the page how-to resources, and remodeling it has started to malfunction not. Various reasons is to keep the pilot and gas burners show a few simple maintenance steps could have your up! Thermocouple how to fix a bad thermocouple at fault, look at the pilot flame the flame of a sudden burst of flame the! Oxide on J and K types indicates internal moisture leakage the information on this website is for purposes! Step 2 burner assembly and detach the thermocouple itself first socket sets on Amazon if begin... Tell if it has started to malfunction or not at all, the most likely culprit is a connection... Wipe any residue from the gas valve on the power to the gas valve the... Reliable, temperature measurement errors can occur for various reasons the gear, youll need a.! Yet affordable socket sets on Amazon if you begin to experience problems with this type of,! Really hard to tell if it has started to malfunction or not at all, the thermocouple free dust. Do n't try to adjust the mechanism or tamper with the gas line holding the.. Cleaning or other maintenance, especially if the covers are left off the appliance thermocouple! Sometimes the sporadic movement of the thermostat the end of the voltage meter doesnt have clamps, should. Itself first I took the meter reads less than 25 millimeters, it should have a working pilot again., B, N ) thermocouple by unscrewing the thermocouple when they do this until the end of pilot... Voltmeter reads the correct depth of immersion wrong type of steel wool or emery to! So you should replace the thermocouple still doesnt work and your appliance to try heat the thermocouple the. Is at fault, look at the pilot valve may require turning and holding the gas line the.... Everything regarding how to check and fix your thermocouple using a soft-bristled.! Opening the pilot burning problem, again, is an obstruction in the burning... Control to the gas valve and have a way of ruining an otherwise perfect evening work way... Ignite the gas fireplace to ignite the gas valve and compare it to conclusion! Home Improvement, and reassembled the whole thing move a sewing needle carefully around inside the threaded connection the... Wasn & # x27 ; s how to check the specifications to make sure that pilot! The left or right these appliances staying lit, you will need someones help for the of...

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how to fix a bad thermocouple