{"product_id":"viessmann-vitodens-100-wb1a-system-24kw-boiler-fan-7823840","title":"VIESSMANN VITODENS 100 WB1A SYSTEM 24KW BOILER FAN 7823839","description":"\u003ch1\u003e\u003cspan\u003eViessmann Vitodens 100 WB1A System 24kW Boiler Fan Assembly 7823839\u003c\/span\u003e\u003c\/h1\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eViessmann Vitodens 100 Boiler Fan Assembly (Part Number: 7823839)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a replacement combustion fan component associated with selected \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eViessmann\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e heating systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe fan forms part of the boiler's combustion air supply system, providing airflow required during burner operation and supporting the movement of combustion products through the appliance's flue system.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCorrect fan operation is important for the boiler to complete its normal ignition sequence and operate safely.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eℹ️ Product Condition Options:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis part may be available in \u003c\/span\u003e\u003cem\u003e\u003cspan\u003eNew\u003c\/span\u003e\u003c\/em\u003e\u003cspan\u003e or \u003c\/span\u003e\u003cem\u003e\u003cspan\u003eRefurbished\u003c\/span\u003e\u003c\/em\u003e\u003cspan\u003e condition. Please select your desired option from the dropdown menu above. Refurbished parts should be professionally inspected and tested to confirm correct operation before installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eTechnical Insight \u0026amp; Common Failure Symptoms\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe boiler fan supports the combustion process by supplying airflow during burner operation. It works alongside the appliance's electronic controls and safety systems to maintain the required combustion air supply.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eOver time, fan performance may be affected by motor wear, bearing deterioration, mechanical damage or electrical faults.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003ePossible symptoms that may indicate a fan or associated component problem include:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eFan failing to start or operate correctly.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eIntermittent fan operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eUnusual noise or vibration from the fan assembly.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eBoiler failing to complete its normal ignition sequence.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eBoiler failing to ignite or fire correctly.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCombustion airflow-related faults.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eBoiler entering a safety lockout.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eVisible damage or deterioration affecting the fan assembly.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eThese symptoms do \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003enot necessarily confirm a faulty fan\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, as similar problems may result from wiring, electronic controls, ignition components or restrictions within the combustion and flue system. Correct professional diagnosis should be carried out before replacement.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eCompatibility\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThis part (MPN: \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e7823839\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e) is associated with the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eViessmann Vitodens 100 WB1A System 24kW\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e boiler range, subject to confirmation of the appliance's exact specification.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003ePlease verify the boiler model, serial number, original part number, fan specifications and mounting arrangement against the manufacturer's technical documentation before ordering to ensure correct fitment.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eSafety Advice\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cem\u003e\u003cspan\u003eBoiler fan assemblies are safety-critical components within the combustion and flue system. Inspection, removal and installation must only be carried out by a \u003c\/span\u003e\u003c\/em\u003e\u003cstrong\u003e\u003cem\u003e\u003cspan\u003eGas Safe registered engineer\u003c\/span\u003e\u003c\/em\u003e\u003c\/strong\u003e\u003cem\u003e\u003cspan\u003e who is suitably qualified for the appliance and work being undertaken.\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\u003cspan\u003eAlways isolate the appliance before carrying out any work and follow the manufacturer's installation and servicing instructions. Appropriate fan operation, electrical safety, combustion, flue integrity and operational safety checks must be completed before the boiler is returned to service.\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e","brand":"Viesmann","offers":[{"title":"New \/ New Other","offer_id":50481400905831,"sku":"N7108","price":149.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/0923\/8887\/files\/edited-photo_58_1856085d-fe1c-46b8-8bf4-711a602c17d4.jpg?v=1792142728","url":"https:\/\/nationalboilerspares.co.uk\/products\/viessmann-vitodens-100-wb1a-system-24kw-boiler-fan-7823840","provider":"National Boiler Spares","version":"1.0","type":"link"}