{"product_id":"viessmann-vitodens-100-wb1c-30kw-combi-gas-valve-pre-owned-7849854","title":"Viessmann Vitodens 100 WB1C 30kW Combi Gas Valve – Pre-Owned | Part No. 7849854","description":"\u003cp\u003eWhen a Viessmann Vitodens 100 boiler experiences ignition faults, unstable combustion, pressure irregularities, or lockout errors, the gas valve is a primary suspect. The \u003cstrong\u003eViessmann 100 WB1C 30kW Combi Gas Valve (Part No. 7849854)\u003c\/strong\u003e is a tested pre-owned replacement that restores accurate gas flow regulation and stable burner performance, returning your Viessmann boiler to safe, efficient operation.\u003c\/p\u003e\n\n\u003cp\u003eThis is a \u003cstrong\u003epre-owned\u003c\/strong\u003e gas valve, inspected and tested by qualified engineers before dispatch to confirm safe working condition. It provides a direct like-for-like fit for Viessmann Vitodens 100 WB1C 30kW and 35kW Combi and System models, as well as Vitodens 100 WB1HA System ErP variants — fitting without modification.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatible Boiler Models\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003cth style=\"padding:8px;border:1px solid #ddd;\"\u003eSeries\u003c\/th\u003e\n\u003cth style=\"padding:8px;border:1px solid #ddd;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding:8px;border:1px solid #ddd;\"\u003eSerial No.\u003c\/th\u003e\n\u003cth style=\"padding:8px;border:1px solid #ddd;\"\u003eGC No.\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eVitodens 100 WB1C\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e30kW Combi\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e7499427\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e47-819-21\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eVitodens 100 WB1C\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e30kW System\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e7499426\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e41-819-28\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eVitodens 100 WB1C\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e35kW Combi\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e7499429\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e47-819-22\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eVitodens 100 WB1C\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e35kW System\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e7499428\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e41-819-29\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eVitodens 100 WB1HA\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e30kW System ErP\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e7543423\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e41-819-38\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eVitodens 100 WB1HA\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e35kW System ErP\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e7543425\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e41-819-39\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eVitodens 100-W WB1C\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e30kW Combi\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e7441745\u003c\/td\u003e\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e—\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eViessmann part number 7849854 (GB-ND 055 E01-DG) — direct OEM replacement\u003c\/li\u003e\n\u003cli\u003ePre-owned: inspected and tested for safe gas flow control and accurate pressure regulation\u003c\/li\u003e\n\u003cli\u003eFits Vitodens 100 WB1C 30kW\/35kW Combi \u0026amp; System, and WB1HA 30kW\/35kW System ErP\u003c\/li\u003e\n\u003cli\u003eResolves ignition faults, unstable flame, pressure irregularities, and boiler lockouts\u003c\/li\u003e\n\u003cli\u003e6-month warranty included\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eDelivery \u0026amp; Returns\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOrders placed before \u003cstrong\u003e1:00 PM\u003c\/strong\u003e are dispatched the same working day. Standard and next-day delivery options available at checkout. Returns accepted within \u003cstrong\u003e30 days\u003c\/strong\u003e if unused and in original packaging.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Gas valve replacement must always be carried out by a \u003cstrong\u003eGas Safe registered engineer\u003c\/strong\u003e.\u003c\/p\u003e","brand":"Viessmann","offers":[{"title":"Pre-Owned","offer_id":47950733213861,"sku":"GAS-1608-A-BC","price":44.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0768\/1690\/8453\/files\/7849854-Gas-valve.webp?v=1782627695","url":"https:\/\/ephsuppliers.com\/products\/viessmann-vitodens-100-wb1c-30kw-combi-gas-valve-pre-owned-7849854","provider":"Elite Plumbing \u0026 Heating Suppliers Ltd","version":"1.0","type":"link"}