{"product_id":"baxi-ignition-electrode-720222801-ionisation-electrode-720222901-chamber-gasket-5114755","title":"Baxi Ignition Electrode 720222801 \u0026 Ionisation Electrode 720222901 \u0026 Chamber Gasket 5114755","description":"\u003ch1\u003e\u003cspan\u003eBaxi Ignition Electrode 720222801 \u0026amp; Ionisation Electrode 720222901 \u0026amp; Chamber Gasket 5114755\u003c\/span\u003e\u003c\/h1\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBaxi Ignition Electrode, Ionisation Electrode \u0026amp; Combustion Chamber Gasket Service Kit (720222801, 720222901 \u0026amp; 5114755)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a replacement service kit designed for use within selected Baxi, Potterton and Main heating systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis kit combines three essential combustion service components commonly replaced during routine boiler maintenance. The ignition electrode generates the spark required to ignite the burner, the ionisation electrode monitors the presence of the flame to ensure safe operation, and the combustion chamber gasket provides a secure seal between combustion components, helping maintain safe and efficient boiler performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eℹ️ \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eProduct Condition Options:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis part may be available in \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eNew or Refurbished\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e condition. Please check the available options from the dropdown menu.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eTechnical Insight \u0026amp; Common Failure Symptoms\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe ignition and ionisation electrodes work together as part of the boiler's combustion safety system. The ignition electrode produces the high-voltage spark required for burner ignition, while the ionisation electrode detects the flame and sends confirmation to the boiler's control PCB. If no flame is detected, the gas supply is safely interrupted. The combustion chamber gasket ensures an effective seal, preventing combustion gases from escaping during operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eTypical symptoms linked to worn service components include:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eBoiler failing to ignite\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBoiler locking out during the ignition sequence\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFlame detection faults\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIntermittent burner operation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDelayed or unreliable ignition\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWorn or damaged combustion chamber gasket\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCombustion-related fault codes\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eReplacing these service components during routine maintenance may help restore reliable ignition, correct flame detection, and safe boiler operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eKit Contents\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe kit includes:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003e720222801\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Ignition Electrode\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003e720222901\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Ionisation Electrode\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003e5114755\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Combustion Chamber Gasket\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePlease refer to the product images for the exact contents supplied.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\n\u003cspan\u003eCompatibility\u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis part is designed for selected models within the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBaxi, Potterton and Main\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e ranges.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePlease strictly verify the manufacturer part numbers against your boiler's technical manual, exploded parts diagram, or existing components before ordering to guarantee correct fitment.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eSafety Advice\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cem\u003eBoiler combustion components involve gas, electricity, ignition, and flame supervision systems. Installation and servicing must be carried out by a Gas Safe registered engineer in accordance with current regulations and manufacturer instructions.\u003c\/em\u003e\u003c\/p\u003e","brand":"National Boiler Spares","offers":[{"title":"Default Title","offer_id":44368294051943,"sku":"N9145","price":29.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/0923\/8887\/files\/d9e527412c1ba94ce946d11b213f0595-scaled_ed0aaeea-bbe5-49aa-92e1-5fc4615a9cf5.jpg?v=1786021340","url":"https:\/\/nationalboilerspares.co.uk\/products\/baxi-ignition-electrode-720222801-ionisation-electrode-720222901-chamber-gasket-5114755","provider":"National Boiler Spares","version":"1.0","type":"link"}