Trane furnace limit switch. I have a 3-year old Trane XV90 furnace.

Trane furnace limit switch com: Industrial & ScientificAbout this item This is a Brand New OEM Furnace Replacement 3" Limit Switch Top Quality OEM Replacement Part! L180-30 3"Insertion This YouTube video will show you how to replace a high limit switch on a Trane RTU. Oct 10, 2025 · People who viewed this item also viewed Furnace 3" Limit Switch replaces Trane American Standard L190-30F C340056P04 $21. My trane Xb furnace would come on for like 2 minutes or not at all. Sep 25, 2024 · This is a Brand New ClimaTek Furnace Limit Switch Rated at 220 degrees (L220F-30). May 1, 2008 · Trane Gas Furnace Model TUD120R960A1. Free shipping available with low prices today. can anyone tell me why there is a limit switch here trane furnace rtu I'm new to the field and always wondered why it isn't located in furnace Dec 26, 2014 · Buy C340366P08 - Trane OEM Furnace 3" Replacement Limit Switch L230-30: Limit Switches - Amazon. Good luck! Jan 16, 2009 · Gas and Oil Home Heating Furnaces - Newbie question: "Open Limit Switch" on Trane XV90 - Howdy. Thanks for looking and good luck! Trust Technical Hot & Cold for the right OEM replacement part. Mar 19, 2025 · Learn how to test and replace a furnace limit switch with easy-to-follow steps to keep your furnace running smoothly and efficiently. Replaced a failed ignitor and had to clean the flame sensor a few times with some steel wool but now after the first time the heat was called for this season, the unit is THT2541 Trane Limit Switch O-125F Cl-105F OEM THT2541 Trane THT02855 Thermostat Limit Switch - Open At 145F $3108 Trane THT02855 Thermostat Limit Switch - Open At 145F TRANE SWT02685 Furnace Inducer Limit Switch, Open 155F, Close 95F $9957 TRANE SWT02685 Furnace Inducer Limit Switch, Open 155F, Close 95F Trane SWT02686 Switch - Limit Inducer Need to fix your Trane Furnace TUC1B080A9421AE? Use our TUC1B080A9421AE Parts, diagrams, manuals, and videos to make your repair easy. 365 day right part guaranteed return policy. The fan & limit controls in your furnace or forced-air heating system determine when the furnace blower assembly should switch on and off. Our free Furnace DIY manuals and videos make repairs easy and fast. It replaecs Trane/American Standard part # C711344 (L160-50F). Top Quality ClimaTek Replacement Part, Built to Last! This ClimaTek Part Directly Replaces Part #s C340056P10, & More! Designed for Trane and American Standard Branded Furnaces! No Electrical or Hardware Modifications Required- Plug and Play! Dec 26, 2014 · SWT01274 - Trane OEM Furnace 3" Replacement Limit Switch L125-30: Hvac Controls: Amazon. Find a Trane Furnace Limit Switch replacement at Repair Clinic with same-day shipping, 365-day returns, and a price match guarantee. My Trane furnace is giving the 4-blink diagnostic code which says “Open High Limit Device. The high limit device on a Trane XE 90 furnace is typically mounted on the heat exchanger or near the burner assembly. It monitors temperature to prevent overheating. SWT01611 is an official OEM Limit Switch - 170°F Open, 140°F Close for Trane HVAC equipment. So I replaced the high limit switch and now it works. Get fast shipping on OEM Trane Furnace Limit Switch SWT01277 replacement parts from Repair Clinic. com: Industrial & ScientificThis is a Brand New OEM Furnace Replacement Limit Switch Top Qualty OEM Replacement Part! Customer: I have a Trane XC95M furnace, and I'm receiving PS1 and PS2 open error codes from the diagnostic panel, along with 9 LED blinks indicating a limit switch open. No hot air coming out of the vents, though the blower is on. Once the temperature lowers This is a Brand New Trane / American Standard Disc Limit Switch rated at 70 Degrees (L70-15F). . This is a BRAND NEW Universal 160 degree 1 Pole snap disc limit switch (L160-40F). Search by model or part number to find the right parts fast. 95 SWT3245 Trane . Follow our step-by-step instructions for safe troubleshooting or know when to call a professional technician. Jun 3, 2025 · What the Limit Switch Does – Safety and Comfort in One Switch The furnace high limit switch helps to ensure your safety and the comfort of your home. Feb 6, 2019 · This is a Brand New Trane / American Standard 3" Main Limit Switch rated at 220 Degrees (L220-30F). Nov 4, 2024 · Struggling with a malfunctioning furnace? Discover how to fix an open limit switch with our comprehensive guide. It trips when the furnace overheats, cutting power to prevent damage. When this happens, you can reset the thermostat to prevent the limit switch from kicking on again. Dec 26, 2014 · Buy C340056P03 - OEM Furnace 3" Replacement Limit Switch L180-30 Fits Trane: Limit Switches - Amazon. Shop now for fast shipping and easy returns! Jan 16, 2009 · Gas and Oil Home Heating Furnaces - Newbie question: "Open Limit Switch" on Trane XV90 - Howdy. Find Trane Furnace Limit Switch Repair parts using our appliance model lookup system with diagrams. Before replacing the high temp limit switch I had no heat with the duct blower running continuously. The Part number is THT00744 (also 21C138085 & 60T23). This SWT02173 Flame Rollout Limit Switch is a genuine replacement part for furnaces and is available now from Repair Clinic. Thanks for looking and good luck!Partial List of Trane/American Standard Furnaces that use this Item:6 Sep 6, 2025 · This safety device is designed to shut down the furnace when it detects overheating. This is a Brand New OEM Trane / American Standard Furnace 3" Main Limit Switch rated at 180 Degrees (L180-30). Shop now for fast shipping and easy returns! We would like to show you a description here but the site won’t allow us. Thanks for looking and good luck! Dec 2, 2024 · Key Takeaways Purpose of the High Limit Switch: The high limit switch is a safety mechanism that prevents overheating by shutting down the furnace when temperatures exceed a predetermined limit. 20 Free shipping OEM Intertherm Nordyne Miller Limit Switch L135-30F Replaces 626456 Learn how a furnace limit switch works and how you can tell if yours has an issue. I bypassed it, and it worked for a while, but then the same problem returned. I have a trane xe 80 and my High temp limit switch open LED flashing light code appeared. Get fast shipping on OEM Trane Furnace Limit Switch SWT01651 replacement parts from Repair Clinic. If you have a faulty limit switch, your furnace won’t know when to turn off and will run continuously. Regularly clean or replace air filters and ensure proper blower This is a Brand New Trane / American Standard 3" Main Limit Switch rated at 230 Degrees (L230-30F). This safety sensor shuts the furnace off if it overheats. This article provides a practical guide to troubleshooting a high limit switch issue in your Trane furnace. com: Industrial & ScientificHelp others learn more about this product by uploading a video! SWT01612 is an official OEM Limit Switch (190°F Open, 160°F Close) for Trane HVAC equipment. The Trane/American Standard Part number is C340366P08 and/or SWT01652. com: Industrial & ScientificTo calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. com. Learn easy DIY fixes for your furnace's common problems, from ignition failures to airflow restrictions, and when to call a professional. The switch opens on rise (at 160 degrees) and closes when cooled (to 120 degrees). My trane xl80 furnace has been shutting off and showing code 4 high limit . This switch is built into a plastic tub. Need to fix your Trane Furnace TUH1B060A9361AA? Use our TUH1B060A9361AA Parts, diagrams, manuals, and videos to make your repair easy. This is a Brand New Trane / American Standard 3" Main Limit Switch rated at 190 Degrees (L190-30F). Pretty handy for a part that costs as little as $4. Nov 18, 2022 · If your furnace’s high limit switch is tripping, then you’ll need to check for a few things. Find top brands, exclusive offers, and unbeatable prices on eBay. Inspect the high limit switch for continuity with a multimeter; replace if faulty. Jan 29, 2024 · Learn how to reset the limit switch on a furnace with this guide from Watson Heating & Air. Good luck! Need to fix your Trane Furnace TUC080C942B6? Use our TUC080C942B6 Parts, diagrams, manuals, and videos to make your repair easy. In this article, I’ll tell you what to do if your furnace’s high limit switch is tripped. This SWT02124 Flame Rollout Limit Switch is a genuine replacement part for furnaces and is available now from Repair Clinic. Air intake from outside is clear, and gas seems to be coming into the house, since the stove and hot water heater This part of your furnace has a limit switch that tells your furnace fan when to start and stop based on signals from your thermostat. Dec 24, 2022 · In this case, the limit control switch will shut off the furnace as the temperature increases. Location: The switch is typically found mounted on the furnace’s housing or near the heat exchanger. com: Industrial & ScientificHelp others learn more about this product by uploading a video! Facing a Trane furnace limit switch error? Get expert answers on troubleshooting, including replacing the limit switch and resolving blower issues. Buy Trane SWT01277 Limit Switch for your Trane Furnace new from the technical experts. Get answers about inducer motors, pressure switches, and troubleshooting tips today! I have a Trane XR80 furnace, I was getting the high limit switch error message, we replaced the high limit switch and Oct 28, 2015 · Gas and Oil Home Heating Furnaces - Trane XL80 High limit code 4 even when high limit probe removed and jumpered - Hello- Any help would be greatly appreciated. Discover essential steps and tips to troubleshoot furnace issues. The Part number is C340056P13 and/or SWT01275. OEM Trane American Standard Furnace Limit Switch Replaces 315419-60T11 A2013 315419-60T11 A2013 Furnace Heater Gas Limit Switch Snap Disc Safety Temperature Repair Part 01 - Trane Furnace Limit Switch The flame rollout limit switch monitors the heat surrounding the burners. This is a brand new OEM Trane American Standard upgraded Furnace Limit Switch. This article explains common causes, diagnostic steps, and repair options for homeowners and technicians, with practical guidance to restore safe operation. Explore a wide range of our Trane Limit Switch selection. com: Industrial & ScientificHelp others learn more about this product by uploading a video! Oct 17, 2025 · The Part number isSWT02124 (also B330748P03 ). Learn about the crucial role of limit switches, common issues they face, and key signs of failure that may lead to costly repairs. com FREE DELIVERY possible on eligible purchases This is a Brand New Trane / American Standard 3" Main Limit Switch rated at 210 Degrees (L210-30F). The Part number is C340366P06 and/or SWT01635. The Part number is CNT03670 (also 08-2719-00 & 311779) . We offer Trane furnace blower motors, control boards, igniters, gas valves, and more, all designed for Trane furnace models. Get fast shipping on OEM Trane Furnace Limit Switch SWT01260 replacement parts from Repair Clinic. Jan 26, 2016 · After going over everything from scratch, he has arrived at the idea that the high temp limit switch cutoff is too low for this furnace/install. The temperature limit switch on the XV95 is a small, square sensor mounted above the burners with two wire terminals. If the temperature rises beyond the set safety limit, the device opens the circuit, cutting off power to the burner and blower motor to prevent overheating and potential damage. Sep 26, 2025 · The Trane furnace “open high limit device” alert indicates the furnace’s safety limit switch has opened to prevent overheating. If the furnace shuts down despite a new filter, locate the limit switch near the heat exchanger or blower compartment. Dec 26, 2014 · C340056P09 - Trane OEM Furnace 3" Replacement Limit Switch L210-30: Hvac Controls: Amazon. Nov 6, 2025 · Trane American Standard Furnace 3" Limit Switch L135-30F Fits SWT1275 SWT01275 $62. Dec 26, 2014 · Buy C340056P05 - OEM Furnace 3" Replacement Limit Switch L200-30 Fits Trane: Limit Switches - Amazon. Customer: The Trane error code is flashing four times, indicating there might be an issue with the limit switch on the furnace. Regular Get fast shipping on OEM Trane Furnace Limit Switch SWT01259 replacement parts from Repair Clinic. Get expert answers for your Trane XR80 TDD080C036F3 flashing 4 times issue. I did some research and thought it was due to a clogged filter. Apr 8, 2006 · I don't know about this particular furnace but often high limit switches have a manual reset. A brief history. Ensure your home stays warm and energy Nov 28, 2016 · Trane XR90 Furnace - 4 flashes "open limit device" Ask Question Asked 8 years, 11 months ago Modified 8 years, 10 months ago Four blinking lights on a Trane XR90 indicate an open limit device, usually the high-limit switch. Sep 20, 2025 · When the furnace runs too hot, the switch opens to stop the burners and blower, preventing damage or fire. The Part number is C340056P10 and/or SWT01273. Jul 15, 2025 · What Is a High Limit Switch in a Trane Furnace? The high limit switch in a Trane furnace acts as a safety thermostat. ” I had an HVAC tech come out to diagnose and he replaced that switch and all was well. The diagnostic LED was flashing 4 times and indicating a "Thermal Protection Device Open". The filter, returns and dampers checked OK. I checked the continuity of high limit switch and found it open at room temp. 56 Trane SWT2124 Flame Rollout Limit Switch Discover expert insights on Trane upflow furnace "open inducer limit" issues. If you lknow where the limit switch is physically located I suggest that you look for a button or lever to use in resetting. A 4 blink code on the Trane XL80 indicates an open high limit switch, a safety device preventing overheating. This is a Brand New Trane / American Standard 3" Main Limit Switch rated at 135 Degrees (L135-30F). com: trane furnace limit switchAZ4U Flame Rollout Switch 2Pack 47-22861-01 Limit Switch Replaces 47-100241-01 for Rheem Furnace Limit Switch L350 SRL350 350F Add to cart Nov 23, 2024 · $39. Thanks for looking and good luck! Sep 27, 2013 · B341233P01 - Trane OEM Furnace Replacement Limit Switch: Hvac Controls: Amazon. The limit switch is a safety switch that monitors the air passing over the heat exchanger Dec 26, 2014 · SWT01277 - Trane OEM Furnace 3" Replacement Limit Switch: Hvac Controls: Amazon. I changed out the filters and it started up again. Thanks for looking and good luck! This is a Brand New Trane / American Standard 3" Main Limit Switch rated at 180 Degrees (L180-30F). Nov 17, 2013 · So, my furnace suddenly stopped working. 00 Free shipping Trane OEM Furnace Thermal Limit Switch SWT1635 SWT-1635 SWT01635 This is a Brand New Trane / American Standard 3" Main Limit Switch rated at 155 Degrees (L155-30F) . The Part number is C340056P04 and/or SWT01259. Thought that was the fix, but the burners went Nov 26, 2024 · About this item C340056P04 limit switch for furnace rated to 190 degrees, 3 inch insert, easy installation, no special tools or hardware modifications required, plug and play Limit switch is an important safety device in the furnace, a high limit switch failure can lead to furnace malfunction and heating interruption, designed to prevent overheating by shutting off the furnace when it exceeds This category contains a variety of limit control switches manufactured by Trane, including high limit switches and limit switches. Dec 10, 2020 · Product Description American Standard / Trane OEM Component! Specifications: SWITCH; THERMAL LIMIT OPEN 180F, CLOSE 150F Additional Information: Open @ 180°F , Close @ 150°F Thermal Limit Switch Replaces / Supersedes: DL-42359-36T01B3 799196383867 X13540827060 270161844507 C340366P06 THERM-O-DISC INC 30NX19 SWT1635 SWT-1635 SWT01635 and others. Get your furnace back up and running with DIY instructions and OEM replacement parts. com: Industrial & ScientificAbout this item This is a Brand New OEM Furnace Replacement 3" Limit Switch Top Quality OEM Replacement Part! L210-30 3"Insertion Dec 26, 2014 · C340056P10 - Trane OEM Furnace 3" Replacement Limit Switch L220-30: Hvac Controls: Amazon. I have a 3-year old Trane XV90 furnace. 95 Free shipping Sponsored Trane OEM Furnace Thermal Limit Switch SWT1635 SWT-1635 SWT01635 $19. This category contains a variety of limit control switches manufactured by Trane, including high limit switches and limit switches. Good luck! Nov 25, 2013 · Gas and Oil Home Heating Furnaces - Trane XE90 High Limit after 5 min of use - Had a few hiccups with this system but was working fine last winter. 94"Wc Spst Pressure Switch OEM SWT3245 Shipping, arrives in 3+ days 33-48 of 771 results for "trane furnace limit switch" Results Check each product page for other buying options. If the inducer fan motor cannot draw enough air through the burners, or if the furnace is not venting properly, the rollout limit switch will open to halt the ignition sequence and prevent the furnace from heating. The Part number is C340056P18 and/or SWT01280. Check for airflow restrictions like dirty filters or blocked vents. Locate the high limit switch near the furnace heat exchanger or burner assembly. The high temp limit switch is number SWT01275 (both the original and the one replaced under warranty), which opens at 135 degrees and closes/resets at 105 degrees. Replace the limit switch if faulty. Good luck! Find Trane Furnace Switch parts using our appliance model lookup system with diagrams. Extensive product details, fast shipping, and expert support Order Trane Furnace Replacement Parts Online Keep your Trane furnace running efficiently with genuine Trane replacement parts from Repair Clinic. This SWT01696 Limit Switch is a genuine replacement part for furnaces and is available now from Repair Clinic. Thermal Limit Switch SWT01635/SWT-1635 Compatible with American Standard & Trane Furnaces | L180-30 Cutoff Safety Device for Overheat Protection Add to cart Shop Trane Limit Switches at HVACDirect. They also regulate the amount of hot or warm air that goes through the system. I replaced the switch with Find Trane Furnace Flame Rollout Limit Switch Repair Parts at RepairClinic. Jun 7, 2015 · Gas and Oil Home Heating Furnaces - Trane XB80 error code 4 and no ignition, Limit switch OK! - Hello I have Trane xb80 furnance blowing cold air, I opened the panel and I found the red light blinking 4 times. SWT01614 is an official OEM High Limit Switch (220°F Open 190°F Close) for Trane HVAC equipment. 95 Free shipping Furnace 3" Limit Switch replaces Trane American Standard C340056P15 L145-30F The open limit switch in the Trane XV95 monitors heat exchanger temperature to prevent overheating. The unit is about 8 yrs old. Dec 26, 2014 · C340056P15 - OEM Furnace 3" Replacement Limit Switch Fits Trane: Hvac Controls: Amazon. Dec 26, 2014 · SWT01635 - Trane OEM Furnace 3" Replacement Limit Switch L180-30: Hvac Controls: Amazon. 56 Trane SWT2124 Flame Rollout Limit Switch Get fast shipping on OEM Trane Furnace Limit Switch KIT13630 replacement parts from Repair Clinic. If the furnace blows cold air and shows an open high limit code, check for airflow restrictions like dirty filters or blocked vents. The Safety Limit is also a 3 wire limit on the leaving air side of the heat exchanger, located on the heat exchanger jacket. Order durable, direct replacement Trane Furnace Limit Switch parts. com for reliable furnace safety. Repair for less! Fast, same day shipping. Nov 3, 2024 · Gas and Oil Home Heating Furnaces - Intermittent limit switch-4 blinking lights - I have a Trane xr95 downdraft furnace, every couple of days I get the 4 blinking lights. Learn how to reset your unit and troubleshoot temp limit circuit problems effectively! This is a Brand New Trane / American Standard 3" Main Limit Switch rated at 145 Degrees (L145-30F). Get fast shipping on OEM Trane Furnace Limit Switch SWT01635 replacement parts from Repair Clinic. It monitors the temperature of the heat exchanger and furnace cabinet. Amazon. And I will share with every one know how greatly I was treated buy every one there! This is to insure that we can file a claim with the carrier when applicable. Find Trane Furnace parts using our appliance model lookup system with diagrams. The Part number is C340056P15 and/or SWT01277. com FREE DELIVERY possible on eligible purchases SWT01258 is an official OEM Limit Switch (170°F Open, 140°F Close) for Trane HVAC equipment. While it's there to protect your equipment and home, a repeatedly tripping high limit switch indicates an underlying problem that needs addressing. OEM Trane American Standard Furnace Limit Switch L300F-MR Replaces 1NT08L-1027 1NT08L-1027 Furnace Heater Gas Limit Switch Snap Disc Safety Temperature Repair Part SWT01277 is an official OEM Limit Switch (145°F Open, 115°F Close) for Trane HVAC equipment. Thanks for looking and good luck!On Mar-28-12 at 16:06:36 PDT, seller added the following in Jun 3, 2025 · The high limit switch (also called the ‘temperature,’ ‘high temperature,’ and simply, ‘limit’ switch) is a key component in the safety system of every furnace. This article explains how to recognize a tripped high limit, safe ways to inspect and reset it when appropriate, and steps to address underlying causes. Filters are clean, vents are clear, changed out the control board, cleaned flame sensor, changed out the limit switch. Discover expert insights on Trane upflow furnace "open inducer limit" issues. The Part number is C340366P02 and/or SWT01612 (also 1NT23L-2177). Jan 11, 2024 · Discover solutions to 35 typical Trane furnace issues in our comprehensive troubleshooting guide. SWT3245 Trane . The function of a high limit switch is to turn off the burners and turn on the blower fan in a furnace that has reached an unsafe temperature. Trane XV95 Furnace 4-Flash Error: Open Temperature Limit Switch XV95 furnace limit switch trips due to overheating or wiring faults causing system shutdowns. Good luck! Feb 23, 2017 · About this item This is a Brand New OEM Upgraded Replacement Furnace Disc Limit Switch Top Quality OEM Upgraded Replacement Part! L225F Jun 24, 2022 · Controls the furnace unit gas supply; for instance, if a furnace's temperature rises too high, a high limit switch will control the system and shut off the gas supply. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. Repair Clinic offers a comprehensive selection of genuine OEM Trane furnace switch parts, including pressure switches, limit switches, and flame rollout limit switches. This is a brand new OEM Trane American Standard upgraded Furnace Limit Switch L300F-MR. The Part number is C340056P09 and/or SWT01263. 95 current price $129. The High Limit is a 3 wire limit on the entering air side of the heat exchanger positioned on the header plate, accessible via small panel behind the gas train. Our free furnace DIY manuals and videos make repairs fast and easy. It senses the furnace temperature in the plenum, and tells the blower fan to turn on and off as needed, according to pre-set temperature settings. This is a Brand New Trane / American Standard Manuel Reset Disc Limit Switch rated at 180 Degrees (L180F) . Trust Trane® for reliable solutions. 94"Wc Spst Pressure Switch OEM SWT3245 Add $129. It also analyzed reviews to verify trustworthiness. #facilitiesmaintenance #facilitymanagement #buildingengineer #buildingma Mar 8, 2024 · On each furnace there is a High Limit and Safety Limit. The Part number is C340056P03 and/or SWT01271. Trane Limit Switches Items 1 - 24 of 27 Sort By Trane SWT2173 Flame Rollout Limit Switch Model: SWT2173 $40. Buy Limit Switch, Part #SWT01611 with fast shipping! Our 365-day return policy guarantees you'll always get the right part! In this episode of Repair and Replace, Vance shows how to replace the high limit switch in a gas furnace. It can also shut down the furnace is it This is a Brand New Trane / American Standard Disc High Limit Switch rated at 225 Degrees ( L225F ) . Then find out the best replacement parts to order by cost. The Part number is SWT02124 (also B330748P03 ). Learn what a furnace limit switch does, the symptoms of a bad limit switch on a furnace, and what to do to prevent problems. Furnace starts fine and blower pushes air strong but in 10 to 15 mins it shuts off. Thermal Limit Switch Fit for Trane American Standard, Replaces SWT01611 / SWT-1611 / C340366P01, Replacement Limit Switch L170-30 Add to cart Best Seller This SWT01729 Limit Switch is a genuine replacement part for furnaces and is available now from Repair Clinic. Get fast shipping on OEM Trane Furnace Limit Switch SWT01649 replacement parts from Repair Clinic. Inspect the limit switch wiring for damage or loose connections. com FREE DELIVERY possible on eligible purchases This is a Brand New Trane / American Standard 3" Main Limit Switch rated at 190 Degrees (L190-30F). wlatqw drtyv zwdo fhjfp koegkz erithktj txzef tued wzsip rponbo ylz kdgunp zqxjeg xrnh bljih