{"product_id":"viessmann-7839170","title":"Viessmann 7839170 Ignition Electrode","description":"\u003cp\u003eAs a seasoned technician, you know that consistent combustion begins with a precise spark, and the \u003cstrong\u003eViessmann 7839170 Ignition Electrode\u003c\/strong\u003e is the standard for maintaining burner stability in high-output systems. This genuine \u003cstrong\u003eOEM Viessmann replacement part\u003c\/strong\u003e is engineered specifically for the \u003cstrong\u003eVitocrossal 200 CM2\u003c\/strong\u003e series, ensuring a perfect fit and proper alignment within the burner assembly. Constructed with high-grade \u003cstrong\u003ealumina ceramic insulation\u003c\/strong\u003e, this electrode set is designed to withstand the extreme thermal cycling and high-voltage loads required for rapid fuel-to-air ignition. The kit includes the \u003cstrong\u003eignition electrode 1+2\u003c\/strong\u003e assembly and the necessary \u003cstrong\u003eO-ring\u003c\/strong\u003e to maintain a hermetic seal, preventing gas leaks and pressure drops at the burner door. When troubleshooting \u003cstrong\u003eViessmann F4 fault codes\u003c\/strong\u003e or intermittent \u003cstrong\u003eflame failure (F2)\u003c\/strong\u003e, checking the gap and surface integrity of these electrodes should be your first move. Replacing worn or carbon-fouled electrodes with this original component restores the high-voltage arc intensity needed for \u003cstrong\u003eefficient boiler operation\u003c\/strong\u003e and eliminates the risk of delayed ignition that can stress the heat exchanger.\u003c\/p\u003e\n\n\u003cstrong\u003eKey Benefits:\u003c\/strong\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecision Compatibility:\u003c\/strong\u003e Specifically designed for \u003cstrong\u003eViessmann Vitocrossal 200 CM2\u003c\/strong\u003e gas-fired boilers, ensuring proper electrode-to-burner spacing.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Voltage Stability:\u003c\/strong\u003e Durable ceramic housing prevents grounding and ensures a consistent spark for \u003cstrong\u003ereliable boiler ignition\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eComplete Restoration Kit:\u003c\/strong\u003e Includes the \u003cstrong\u003e7839170 electrode set\u003c\/strong\u003e and professional-grade \u003cstrong\u003eO-ring\u003c\/strong\u003e for a secure, leak-free installation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized Performance:\u003c\/strong\u003e Resolves common \u003cstrong\u003eignition failure\u003c\/strong\u003e issues and helps clear persistent \u003cstrong\u003eflame signal fault codes\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cstrong\u003eCommon Questions:\u003c\/strong\u003e\n\u003cp\u003e\u003cstrong\u003eWhich boiler models use the 7839170 electrode?\u003c\/strong\u003e\u003cbr\u003e\nThis part is the primary ignition component for the \u003cstrong\u003eVitocrossal 200 CM2\u003c\/strong\u003e commercial boiler series. Always verify your specific serial number before installation.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat causes this electrode to fail in high-efficiency systems?\u003c\/strong\u003e\u003cbr\u003e\nFailure is typically caused by \u003cstrong\u003ecarbon bridging\u003c\/strong\u003e, cracked ceramic insulation, or tip erosion from continuous high-voltage discharge, all of which weaken the spark.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDoes this kit include the sealing gaskets?\u003c\/strong\u003e\u003cbr\u003e\nYes, this assembly comes with the required \u003cstrong\u003eO-rings\u003c\/strong\u003e to ensure the burner assembly remains sealed against gas bypass after the replacement is complete.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong style=\"color: red;\"\u003eThis item is not eligible for free shipping.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDisclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.\u003c\/p\u003e","brand":"Viessmann","offers":[{"title":"Default Title","offer_id":43504626925746,"sku":"7839170","price":377.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1838\/2375\/files\/Pic_2a4f55a0-3182-4da7-8edb-1dd915f68f1a.png?v=1752266938","url":"https:\/\/www.gsistore.com\/en-ca\/products\/viessmann-7839170","provider":"GSIstore","version":"1.0","type":"link"}