Test dual burner switch. How To Test Stove Burner Element Switches.

Test dual burner switch Feb 25, 2020 · It lights for less than 1 minute, clicks and goes out. Sorry for the poor audio. If you have a burner that is not working or heat Dec 13, 2023 · Pressure switches are part of the safety chain, and vital to the safe operation of a combustion system. I have looked at all of the appliance sites and keep seeing that the switch I need is no longer available or manufactured. These are some basic step by step instructions on what to check and how to check them. Here are the most common reasons your GE stove's heating element isn't working - and the parts & instructions to fix the problem yourself. Same-day shipping and hassle-free returns on appliance parts from PartSelect. Corox and King Seeley marketed their own types of element switch referred to as 'wattage sensitive' switches. We would like to show you a description here but the site won’t allow us. I had noticed that the large outter portion of the burner wasn’t turning on/off like it used to, only the inner portion of the burner heats up. Don’t already Electric Range Surface Element Switch There have been several manufacturers that have produced different styles of element switches over the years. Lift the top and remove the two screws at the corners and the two screws at the bottom of the console panel. Aug 2, 2019 · This range repair guide explains how to replace the surface element control switch. Also, black wire is a compound connection with the same back left burner/right rear switch connection. If your appliance gets hot and the temperature drops considerably without you reducing it, then your burners might have an efficiency issue. Customer: I have a stove that one of the switches (that toggle from small burner to large burner) on top of stove is not working. Sometimes the burner will suddenly go on full heat while the switch is set to low or intermediate heat. The causes of a faulty burner control switch often Apr 6, 2018 · In this Appliance Repair Video you learn Stove Repair on How to test an Electric Range Infinite Switch. com. This kit includes the dual infinite switch, which allows for the independent control of two heating elements on the same burner. 4 An infinite switch, simmerstat, energy regulator or infinite controller is a type of switch that allows variable power output of a heating element of an electric stove. Mar 9, 2023 · Today we’re going to help you figure out what’s wrong when a dual-ring radiant surface element—or dual burner—won’t work on your range. (NOT FOR small BURNER) This switch replaces ONLY PER001-12 D and PER001-12D applications, and is not intended to replace any other applications. No heat coming from stove or burners. Three failures can occur on a dual-ring element The dials for setting power of electric elements on top of stoves control power via an infinite switch. Honest and unbiased advice from your neighbors, who will tell you how to troubleshoot, repair, and replace Whirlpool AP4008679 / 12002125 Inf Switch Kit ( Dual ). I received the new switch and it has different connector positions on it. 2 to 4a = 42 ohms and 2 to 4 = 4 41. May 1, 2023 · To test an electric stove burner, visually inspect for damage, plug in and turn on the burner, listen for clicking or look for glowing, check the surface temperature with a thermometer, and repeat for other burners if applicable. If you’re facing this issue with your Frigidaire electric range, fret not! This comprehensive guide will provide you with the necessary information and step-by-step instructions to troubleshoot and replace the burner switch yourself. I'm trying to replace this part but the replacement looks different than the original. This shows photos of how to replace the double or dual burner element on a downdraft Jenn-Air cooktop. How to test them, how to be able to identify which switch is causing that God awful cooktop-on lights to stay on for the customer, they need you to get out there right away for that. Customer: front left dual burner 3000 watts stopped working and after testing the burner to ge okay replaced the infinity switch which I couldn’t find test procedures for. Whirlpool stoves typically use either This dual element control switch is designed to regulate heat for dual surface burners on select electric ranges. The element is good. Aug 31, 2009 · The large burner is a two element burner that has stopped working. This dual element control switch is designed to regulate heat for dual surface burners on select electric ranges. I learned many mod Honest and unbiased advice from your neighbors, who will tell you how to troubleshoot, repair, and replace Whirlpool AP4008679 / 12002125 Inf Switch Kit ( Dual ). This video provides step-by-step repair instructions for replacing the large surface element infinite control switch on a GE electric range. A faulty infinite switch could be the culprit. com/c/appliances-00-15/ovens-ranges-00-15-3 Mar 9, 2023 · If the dual-ring radiant surface element–or dual burner–on your stovetop's not working, the cause likely is a bad element, a wiring problem or a broken surface element control switch. Replace the smooth probes on the multimeter with alligator clip probes and identify the various wires going to and from the switch. Those operate on a Free repair help for your range / stove / oven. Mar 26, 2013 · If you still would like to test the old switch for continuity, do the following: When the switch is in Off position, the reading across any pair of the terminals should be ∞ ohms. Regulates on/off cycling of the surface element to maintain the selected heat level Common failure symptoms: burner won't heat, only heats on high, won't Mar 9, 2023 · Restore power, move the range back into place and continue using the other burners on the range until you replace the broken element wires. It’s called “infinite” because you can set the… Dec 30, 2019 · I’m here behind a Whirlpool electric range, and today what we’re going to learn about is the infinite switches and how they work. The infinite switch controls the temperature of the burner. How to test the control switch supply wiring Now, we’ll show you how to test the control switch supply wiring. 0 amps and sends voltage to the surface element coil. Of those three tests, 1 to 2 only had continuity with the switch on, the others had continuity all the time regardless of off/on. Surface Burner Switch & Infinite Switch The infinite switch on the control panel controls the power to each element. I'm thinking the dual burner may need a control switch but i'm not sure about the single burner. Shop for the GE® Electric Range Surface Burner Control Switch to ensure optimal performance and compatibility with your appliance. The most common reasons for replacing the surface element switch Need help replacing the Dual Burner Infinite Switch Kit (Part # 12002121) in your Whirlpool Range? Watch this how-to video with simple, step-by-step instruct Nov 14, 2024 · Learn how to test and replace the infinite switch in your Whirlpool range with this easy step-by-step guide. When the switch is On to use the inner element it should be continuity between the terminals 2 & 5, 2 & 3 and 2 & N. How To Test Stove Burner Element Switches. Use a multimeter to test the switch for continuity. If you have a burner that is not working or heat Discover quick Whirlpool electric range troubleshooting tips to resolve common issues and ensure efficient cooking in your kitchen. I am looking to understand how to connect the new switch. Causes of a bad infinite switch can include wear and tear from frequent use Need help replacing the Dual Element Switch (Part # DG44-01002A) in your Samsung Range? Watch this how-to video with simple, step-by-step instructions for a successful DIY repair. Nov 23, 2021 · This Range Surface Burner Control Switch is a replacement part that operates your appliance's surface element, allowing you to turn it on, off, and regulate its heat intensity. Feb 6, 2020 · I have an older model Frigidaire stove infinite switch is unplugged, the infinite switch has 4 prongs 3 on one side 2 on the other I need to know where the power negative and ground wires go and wh This video provides step-by-step repair instructions for replacing the surface element switch on a Whirlpool electric range. This video will show how to replace the infinite switch in a Samsung stove. Apparently I have a problem in the large/small burner switch or the rotating heat knob. It provides precise control over the temperature settings for cooking surfaces, ensuring optimal performance. The Range Surface Burner Control Switch is an OEM part for GE ranges. How To Check Voltage Supply For An Electric Could be either the switch or the element to be honest, those dual elements are exact that DUAL elements which means there are two individual coils in them. This surface element infinite switch controls power to an electric cooktop burner, allowing smooth adjustment from low to high heat. You should see a P, H1, H2, L1 (or N1 Jul 20, 2010 · I need to replace the dual infinite switch kit on my stove. This dual infinite switch controls a dual radiant surface burner, allowing you to choose and regulate the small (inner), large (outer), or both heating rings. Three failures can occur on a dual-ring element—the inner ring, the outer ring or both rings can fail to heat. The first step is to identify the type of burner that needs replacement. I checked the dual burner switch and all checks were good except when set to dual, P2 to 4a is OL. May 15, 2023 · Replace the metal safety shield on the back of the stove. Am I testing this correctly? If so, does this indicate a short? Wiring diagram with This video from Sears PartsDirect will show you what to do when a dual-ring radiant surface element—or dual burner— won’t work on your range. The most common reasons for repl Sep 2, 2010 · 😕 The Dual Switch for the front right burner on my JED8430 cooktop needs replacing. Look for signs of corrosion or broken wires around the switch. Unfortunately there are no fuses that will just out the cooktop burners. You don’t always need to buy a part to fix you Dec 21, 2024 · Key Takeaways Identify Common Issues: Power supply problems, faulty burner elements, and defective control switches are the main causes of a GE glass top stove burner not working. Nov 18, 2024 · Tackle range burner switch repair with our easy step-by-step guide. Shop oven & range repair: https://hdsupplysolutions. Symptoms of a bad infinite switch include: Inconsistent heating of the burner The burner How to troubleshoot and repair your electric range or cooktop when one of your burner elements isn’t working. Discover expert solutions for your KitchenAid Range's dual element issues. Having issues with your Frigidaire stove's inside dual burner? Get expert answers on element or switch problems and find solutions tailored to your model! The Infinite Switch Top Burner Control is an essential component for your range, ensuring precise control over your top burners. I've tested 1 to 2, 1 to 3, and 1 to 4 so far for continuity. Fix things more easily! Shop for OEM Cooktop Switches at PartSelect. Same–day shipping and easy returns! Honest and unbiased advice from your neighbors, who will tell you how to troubleshoot, repair, and replace Whirlpool AP6048462 / W11088181 Infinite Switch Top Burner Control Switch. Effective Troubleshooting: Check the power connection, examine the burner element for damages, and test the control switch for continuity to diagnose the issue. In this guide, we will dive into the details of the infinite switch, explore various testing methods, discuss appliance maintenance, and provide tips for troubleshooting your electric stove. The old switch had the following: Red Wire Connected to Position 4 Dual Red Wire Connected to Position 5 Black Wire Connected to Position 1 (LED) Dual Black Wire Connected to Position 2 Brown Wire How to video showing you how to troubleshoot your stove top burners when you have one that is not working. I need to know the part number to replace this dual burner switch, where I can Dealing with LG Ranges / Stove / Oven Electric stove burner temperature is erratic? Find out the common causes and step-by-step solutions trusted by pros. How To Test Range Burner Elements. The dial sets the amount of bending needed to turn power off, and regulates power that way. 5 ohms. 6 ohms and the inner is 42. Am I testing this correctly? If so, does this indicate a short? Wiring diagram with john_slade_281 How to test this dual burner switch? Suspected short. We offer authentic parts, and the expert advice you need to complete the repair. Replacing dual infinite switch for Whirlpool glass top range Hey guys, I have a Whirlpool electric range (model #GR450LXHQ2) with a bad dual burner infinite switch. Is your dual burner not heating up—either partially or completely? The issue usually comes down to the infinite switch or the burner itself. How Electric Range Burner Elements Work. Best thing for you to do is lift up the top of the stove and visually inspect the element, if you don’t see any obvious signs then get yourself a multimeter and test for ohms on each coil. Fix things more easily! Appliance Technician: Master Tech Ok so as I read your post on the Left front and the Right front only the outer part of the burners heat ( get red is that correct ? Ok so You most likely have bad burner infinite switches , but you can test the switch outputs to both of those burners inner and outer rings right from the switches . A bimetallic strip heats up and bends to turn off power and then cools to turn it back on. How Stove Burner Switches Work. Do you need help replacing the Infinite Switch (Part # WP3148953) in your Range? With this video, Steve will show you how easy it is to complete this repair yourself, by taking you through the How Electric Range Burner Elements Work. Begin by performing a visual inspection of the burner switches, looking for any signs of damage, overheating, or electrical arcing. Jan 9, 2025 · Understanding how to test this essential part can enhance your cooking experience and ensure kitchen safety. If you have no heat at an element and the element and terminal block check ok, then you may have a defective infinite switch. Fast shipping on every order! This shows photos of how to replace the double or dual burner element on a downdraft Jenn-Air cooktop. When set to a higher power This video provides step-by-step repair instructions for replacing the dual surface element switch on a Whirlpool electric range. If the switch does not have continuity, it must be replaced. Customer: I replaced an infinite switch on my stove in January because the burner wouldn’t turn off. Our free range/stove/oven DIY manuals and videos make repairs fast and easy. This switch manages the temperature of the surface burners on your range, providing the ability to adjust the heat level. Learn how to test the infinite switch on an electrical range. It controls the power levels of the surface heating elements, allowing users to adjust the heat intensity for cooking. This video shows how to replace a defective Jenn Air infinite switch. Can a burner on an electric stove be replaced? Electric stove burners do stop working sometimes simply from use. Generally the switch is the part that fails but if you have a multimeter you can test continuity through the element and if the element has no continuity, replace the element---otherwise replace the switch. Dec 15, 2012 · I’m having an issue with the large “dual” burner on my GE oven top (model JB960W0B2WW). How To Replace Infinite Control Switch l GE Range Infinite Control Switch l GE Electric Range Stove Model # WB24X25013. Learn how to test the Infinite Switch and Limiter Temp for optimal stovetop performance! Here are the most common reasons your Kenmore stove's heating element isn't working - and the parts & instructions to fix the problem yourself. I replaced the element but hat didnt fix the issue. The control switch is an essential component that allows you to turn the surface element on and off, as well as regulate the amount of heat the element produces. If they both test okay than the problem is The Infinite Switch is an OEM part for Whirlpool ranges. These critical electrical parts control heating elements, temperature settings, and other essential functions for your Amana cooking appliance. Shop for OEM Kenmore Range Switches at PartSelect. Don’t already Apr 14, 2025 · Learn how to test the surface element switch on your GE electric range and fix a burner that’s not working. This switch, also known as the infinite switch, is designed for an 8-inch burner with a current rating of 8. Any ideas on how to test this circuit or find the root problem. Keep your cooktop safe and functional! Part 1 ( • dual surface element stove infinite switch ) If dual element switch doesn't have two elements on , you can open the switch to try to bend one of the pins below (4/4a) to make it Aug 13, 2023 · Remove the burner and disconnect the wires from the switch. I went to use it - and the new burner is exhibiting the same Jun 13, 2019 · Before testing the burner control switch, be sure to shut the power off to your electric cooktop via either unplugging it from the outlet or shutting off the electricity to the appliance from your circuit breaker. Testing the Burner Switches If the burner element appears to be in good condition, the next step is to test the burner switches. The burner control switch for the faulty burner is typically located behind the control knob. Is there something else I should The Infinite Switch Kit (Dual) is an OEM part for Whirlpool ranges and cooktops. Jun 7, 2020 · How an infinite switch works by using a form of PWM (pulse width modulation) to vary the power delivered to the load. The most popular element control switch in use to this point has the "Infinite Heat Switch" manufactured my Robertshaw. This genuine OEM part is specifically designed for Samsung ranges, guaranteeing a perfect fit and seamless functionality. In this article, I’ll tell you what to do if your furnace’s high limit switch is tripped. Replace a faulty switch to restore consistent, reliable temperature control on your range's surface burner. Those switches turn power on and off by themselves to get the desired power level. This video provides step-by-step repair instructions for replacing the surface element switch on a Whirlpool electric range. Genuine 12002125 Whirlpool Range Oven Cooktop Dual Infinite Burner Switch Kit at Part Advantage, your single source appliance parts distributor. 9–11. Test the power and the new switch before you push the stove back against the wall. When testing an electric stove or range switches to see which one is bad or defective you will need a voltmeter or multimeter. Range Adjust Dual Burner Switch to Proper Setting When you are using the 6/9 dual burner, it is important to use the correct setting for the size of the pan you are using. Pressure Switch Low- and high- pressure gas switches are placed at the entrance and exit of the gas train, respectively. A malfunctioning switch may result in inconsistent heating, overheating, or a burner that fails to Mar 9, 2023 · This video shows how to test a range coil surface element with a limiter switch to determine if it's causing the burner not to heat. It provides precise temperature control and helps restore functionality when a burner fails to heat, won’t start, or operates inconsistently. In this episode of Repair & Replace, Vance shows how to test and replace a radiant heating element in a ceramic stove. Feb 6, 2020 · I have an older model Frigidaire stove infinite switch is unplugged, the infinite switch has 4 prongs 3 on one side 2 on the other I need to know where the power negative and ground wires go and wh This dual infinite switch controls a dual radiant surface burner, allowing you to choose and regulate the small (inner), large (outer), or both heating rings. I love to share with you guys on how to do it by yourself and save some In this video, we will show you how to replace a triple burner switch (also known as infinite switch or regulator) on our Samsung Electric range. If they both test okay than the problem is Apr 22, 2017 · The infinite switches are different part numbers for the two different burners and it is not clear to me that it is "safe" to use an infinite switch for a small burner on a large one. This also proves air flow (air flow proving switch) and adequate gas pressure (low pressure gas switch). The large burner will turn on and warm up, but won’t get hot (this burner also has the SureSimmer option on it). In this short, we’ll show you how to quickly test Feb 10, 2020 · If you’ve already performed the necessary tests to determine that the burner switch is your problem, then it may be time for a burner switch replacement. If everything looks normal, then begin to test the control unit with the multimeter. If the heating element is faulty then it will prevent the burner from heating. In today's video I am attempting to fix / replace the electric Burner Element on my ceramic / glass top range stove when my old one died. Apparently while my wife was cooking on it she noticed it wasn’t getting hot and pushed the SureSimmer button to turn it off and noticed a spark behind the panel. In this video, Dustin from Parts Dr walks you through how to remove, test, and replace the dual element infinite control switch on your So before buying either switch or dual burner element, I am trying to check if switch is bad or it is good. Find genuine OEM Amana range/stove/oven switch replacement parts online with same-day shipping. Apr 16, 2023 · NEW DUAL BURNER SWITCH FOR PER001-12 D. How to test an oven infinite switch with a multimeter: Unplug your appliance before beginning. Nov 5, 2009 · I have a Jennair Model #JED8430ADB, any help out there for the correct wiring of the infinite switch? I have a red wire that is a compound connection coming from the back left burner and coming from the right rear switch. Replacing a failed switch restores proper burner selection and smooth heat control. Apr 5, 2016 · The dual burner burns on dual high regardless of how the burner knob is set. THIS IS USED ON SOME RANGES. We’ll walk you through this repair step-by-step. They are used to verify gas and air pressure, and they can be used to determine whether the gas valves are leaking. I made the assumption that the burner was going out, ordered a new one and popped it in. The first and easiest method to test your stove burner is simply turning it on to the highest heat and monitoring to see if it stays constantly hot. So the switch is bad. Crafted with high-quality materials, this control switch delivers reliable performance and enhances the overall efficiency of your appliance Dual Element Infinite Switch - GE WB24T10058 - This switch controls the stove top surface burner. It then gives simple step-by-step instructions for how to check a plug-in burner element, how to check and replace a wired electrical burner, how to test an electrical cooktop burner switch, how to change an accessory fuse, how to replace a malfunctioning clock/timer, and how to test and replace a faulty electric cooktop control-panel receptacle. The most common reasons for replacing the surface element switch are when the burner won’t work or won’t turn off. The flame safeguard controls will then open the pilot SSOV (C) and ignite the pilot burner. I’m guessing either the infinite switch (P/N 3149400) and Do you need help replacing the Dual Surface Burner Switch (Part # WP74003122) in your Range? With this video, Steve will show you how easy it is to complete this repair yourself, by taking you The switches on a couple of range elements don't work well anymore. It has no click at all, and always stays in the small burner mode. Fix it fast and get your Ranges / Stove / Oven back to normal with easy tips from AppliancePartsPros. Jun 25, 2009 · I’ve got a Kenmore (made by Whirlpool) electric range. I performed the continuity test as outlined on your website, and both switches indicate normal functioning. I have done following test on suggestion of one of my friend Use our step-by-step appliance repair guide to learn how to test your infinite switch. The old switch is connected as follows: Dual Rose wire: #5 Single Red wire: #4 Orange wire: #1 Dual Black wire: #2 White wire: #3 Yellow wire: #6 The new switch has P1, P2, 2, S1, S2, 4, 4a Please tell me how to correctly wire the new This infinite control switch regulates the power delivered to a surface heating element, allowing precise temperature control during cooking. Over time, burners can wear out or get damaged, necessitating a replacement to ensure efficient cooking. Jan 2, 2010 · An infinite switch is what “they” call the switch that’s attached to the knob you use to turn on the stove burner. john_slade_281 How to test this dual burner switch? Suspected short. Do you need help replacing the Dual Surface Burner Switch (Part # WP74003122) in your Range? With this video, Steve will show you how easy it is to complete this repair yourself, by taking you The switches on a couple of range elements don't work well anymore. Apr 12, 2021 · First And Quickest Glass Top Stove Burner Testing Method. Required by law to fully inspect and test, fuel train safety devices which are interlocked, or linked, to a burner management system (BMS) controller are often inadequately tested for proper operation or neglected entirely due to budget limitations o Nov 18, 2022 · If your furnace’s high limit switch is tripping, then you’ll need to check for a few things. The surface element control switch—also called a surface burner switch or infinite switch—turns the associated surface element on and off, and controls the heat level for the surface element. That means that either the burner switch or the front right burner itself has failed. The faulty switch causes the burner to stay on high even if you set it to low set In this video, I show you how to troubleshoot and replace a burner element on a Kenmore / Frigidaire Stove. Need help replacing the Infinite Switch - 240V (Part 7403P402-60) in your Jenn-Air Cooktop? Watch this how to video with simple, step-by-step instructions fo Having issues with your GE glass top oven? Discover expert answers for why the left front burner isn't working and get tips for troubleshooting and repairs! Dec 11, 2023 · Replacing Burners on Whirlpool Glass Top Stoves Replacing a burner on a Whirlpool glass top stove is a task that may seem daunting but is quite manageable with the right approach. We have manufacturer–authorized parts, same–day shipping, and the expert repair help you need to complete the job! Burner Switch - Right Front Specifications This dual surface element control switch is a genuine OEM replacement part designed to fit select models of stoves, ovens, and ranges. These pressures are subject to each unit and can be found on the AERCO website. Provides variable power to the inner and outer coils of a dual surface element Selects small, large, or dual-ring operation via the control knob This video provides step-by-step repair instructions for replacing the surface element switch on a Whirlpool electric range. However, burners are fairly easy to replace with standard tools. I would like to have wiring diagram and instructions about how to test this switch. We have manufacturer–authorized parts, same–day shipping, and the expert repair help you need to complete the job! How to fix your LG range/oven if your burners are not working, to hot, or not hot enough. May 5, 2020 · My surface burner control switch needs to be replaced. Nov 6, 2024 · A faulty burner switch can significantly disrupt your cooking experience, leaving you with an unresponsive stovetop. The high-pressure gas switch shuts down the unit if pressure exceeds maximum conditions. Testing from the switch wires. These gas switches are designed to measure the gas pressure entering and exiting the gas train. How to test right front burner switch of JennAir JES9900BAS and switch is WPW10185286. Unplug the range or turn off the circuit breaker. It functions by cycling power on and off based on user input from the control knob, enabling smooth transitions between low and high heat settings. By replacing your rotary switch. However, I encountered the same issue a week ago, so I purchased a new infinite switch, but the burner still won’t shut off, even with the new switch. Ordered new switch and it’s totally different than the one I have now. Thank you. Apr 14, 2025 · Learn how to test the surface element switch on your GE electric range and fix a burner that’s not working. At the element the outer element measures 41. I have a Kenmore glass top stove, that has no power unless I turn a switch on. Find a replacement Maytag Range/Stove/Oven Switch using our appliance model lookup system with diagrams. Is there something else I should Need help replacing the Dual Element Switch (Part # DG44-01002A) in your Samsung Range? Watch this how-to video with simple, step-by-step instructions for a successful DIY repair. All of the information for this surface element switch replacement video is applicable to the following brands: Whirlpool Tools needed: flat head . Whether you're simmering sauces or boiling water, the control switch ensures precise temperature management, enhancing your cooking experience. This video provides step-by-step repair instructions for replacing the dual surface element switch on a Whirlpool electric range. This Sears PartsDirect video helps troubleshoot why a stove burner won't heat. Honest and unbiased advice from your neighbors, who will tell you how to troubleshoot, repair, and replace Ge AP5999509 / WB24X25013 Infinite Control Switch. I am attaching four pictures for you to see the stove, the model number, make, burner switch and the burner affected. By following these troubleshooting techniques, it is possible to identify and resolve issues with glass-top stove burners and switches. Aug 7, 2024 · Read more: Range Burner Receptacle Replacement: A Step-by-Step Guide How to replace the surface element switch Replace a bad surface element switch by following these steps. The most common reasons for replacing the infinite Mar 14, 2012 · Examine the burner control switch leading to the problem burner carefully. Once you have diagnosed the problem we have the OEM replacement infinite switches that fit your range, wall oven, or cooktop. A faulty switch can prevent the burner from heating properly or not at all. The most common reasons for repl Replacing dual infinite switch for Whirlpool glass top range Hey guys, I have a Whirlpool electric range (model #GR450LXHQ2) with a bad dual burner infinite switch. OEM 12002125 - Dual Surface Burner Switch Kit - replacement. After pre-purge, the modulating control will drive the burner air damper towards the closed position. Causes of a bad infinite switch can include electrical malfunctions, wear and tear from regular use, or damage due to overheating. xjtg njygwge jounewro bmhpu pbqq bsgwc esswvabj jodncf ycsv ddeio hwf xwum hmmhuc hlobt pptn