{"product_id":"525019-rv-furnace-igniter-electrode-230956","title":"525019 230956 RV Furnace Igniter Electrode (Dual-Sense 3-Prong) for Suburban NT-24 NT-30 NT-34 P-40S Series - Fits Serial Numbers Below 920500001","description":"\u003ch2\u003e525019 \/ 230956 RV Furnace Igniter Electrode\u003c\/h2\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Voltage Spark Delivery:\u003c\/strong\u003e Engineered to provide a consistent, high-intensity electrical arc for rapid ignition of Liquid Propane (LP) gas, ensuring your RV furnace starts reliably in cold weather.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium Ceramic Insulation:\u003c\/strong\u003e Features a high-density, heat-stabilized ceramic body that prevents electrical \"arcing\" to the furnace chassis, directing the full spark energy to the burner head.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual-Probe Sensing Design:\u003c\/strong\u003e Serves a dual purpose by providing the ignition spark and acting as a flame sensor (thermocouple replacement) to signal the control board that a flame has been established.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCorrosion-Resistant Alloy:\u003c\/strong\u003e The metal probes are manufactured from a specialized high-temperature alloy designed to resist oxidation and carbon buildup, extending the intervals between maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eReplaces \/ Cross-Reference Part Numbers\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cmeta charset=\"utf-8\"\u003e525019\u003c\/li\u003e\n\u003cli\u003e230956\u003c\/li\u003e\n\u003cli\u003e525019MC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompatibility \u0026amp; Fitment\u003c\/h3\u003e\n\u003cp\u003eThis electrode is specifically designed for older Suburban RV furnaces. It is \u003cstrong\u003eNOT\u003c\/strong\u003e compatible with newer furnaces manufactured after May 1992. Key fitment details include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuburban NT Series:\u003c\/strong\u003e Fits \u003cstrong\u003eNT-24\u003c\/strong\u003e, \u003cstrong\u003eNT-30\u003c\/strong\u003e, \u003cstrong\u003eNT-34\u003c\/strong\u003e, and \u003cstrong\u003eNT-40\u003c\/strong\u003e models.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuburban P Series:\u003c\/strong\u003e Compatible with \u003cstrong\u003eP-40S\u003c\/strong\u003e high-capacity models.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSerial Number Constraint:\u003c\/strong\u003e Strictly for units with serial numbers \u003cstrong\u003eBELOW 920500001\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Type:\u003c\/strong\u003e Designed for 12V DC electronic ignition (DSI) systems utilizing the dual-probe configuration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNote:\u003c\/strong\u003e If your serial number begins with \"9205\" or higher, you likely need part #525028 instead.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhen to Replace\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFurnace Clicks but Won't Light:\u003c\/strong\u003e You can hear the rapid \"ticking\" of the igniter, but the gas fails to ignite, often due to a weak spark or dirty probes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIgnition Lockout:\u003c\/strong\u003e The furnace lights for a few seconds and then shuts off. This indicates the flame-sensing side of the electrode is no longer sending a signal to the control board.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCracked Ceramic Insulator:\u003c\/strong\u003e Visible hairline cracks in the white ceramic allow the electricity to \"leak\" to the metal frame, preventing a spark at the burner.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSoot or Carbon Deposits:\u003c\/strong\u003e Heavy black buildup on the metal probes acts as an insulator, blocking the spark and the flame-sensing current.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVisible Erosion:\u003c\/strong\u003e The metal probes have burned down or become significantly shorter over years of use, making the gap too large to jump.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation Tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety First (\u003c\/strong\u003e\u003cstrong\u003eCRITICAL):\u003c\/strong\u003e Turn off the main LP gas supply at the tank and disconnect the 12V DC power before removing the furnace access panel.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSet the Spark Gap (\u003c\/strong\u003e\u003cstrong\u003ePRO TIP):\u003c\/strong\u003e Before installing, verify the gap between the two probes is exactly \u003cstrong\u003e1\/8 inch (3.2mm)\u003c\/strong\u003e. If the gap is incorrect, the furnace will fail to ignite.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean the Burner:\u003c\/strong\u003e While the electrode is removed, use a small brush or compressed air to clear any spider webs or rust flakes from the burner slots directly beneath the electrode.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCheck the Lead Wire:\u003c\/strong\u003e Inspect the high-voltage wire connecting the electrode to the board. If the insulation is brittle or cracked, it should be replaced along with the electrode.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTest the Sense:\u003c\/strong\u003e After installation, ensure the furnace stays lit. If it shuts off after 7 seconds, double-check that the electrode is positioned directly in the path of the flame for proper sensing.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"BlueStarsParts","offers":[{"title":"Default Title","offer_id":46399101370557,"sku":"AZ00229644","price":25.56,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2576\/7548\/files\/AZ00229644_1_cc8dbe2e-7d6e-43ac-b3b1-d626cabdd395.jpg?v=1770888417","url":"https:\/\/bluestarsparts.com\/products\/525019-rv-furnace-igniter-electrode-230956","provider":"BlueStars Parts","version":"1.0","type":"link"}