{"product_id":"baxi-duo-tec-combi-24-28-33-40-he-he-a-boiler-gas-valve-720301001-original","title":"BAXI DUO TEC COMBI 24 28 33 40 HE \u0026 HE A BOILER GAS VALVE 720301001 ORIGINAL","description":"\u003ch1\u003e\u003cspan\u003eBaxi Duo-tec Combi 24 28 33 40 HE HE A Boiler Gas Valve 720301001 Original\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\u003eBaxi Duo-tec Boiler Gas Valve (Part Number: 720301001)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a replacement gas control component designed for selected \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBaxi\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e heating systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003ePart number \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e720301001\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is identified as a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eSIT Gas Valve Kit\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, associated with the SIT Sigma 0.848.140 gas valve.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe gas valve forms part of the boiler's combustion system, regulating the supply of gas to the burner in accordance with the appliance's operating requirements.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCorrect gas valve operation is essential for controlled burner ignition, combustion and safe boiler operation.\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. Any refurbished gas valve must be professionally inspected and tested to confirm that it meets the required operating and safety specifications 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 gas valve is a safety-critical component responsible for controlling gas flow to the boiler's burner.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eIt operates in conjunction with the boiler's electronic controls and combustion system to provide the required gas supply during burner operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eOver time, gas valve operation may be affected by electrical faults, internal mechanical deterioration or problems with associated connections.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003ePossible symptoms that may indicate a gas valve or associated combustion system problem include:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\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\u003eBurner failing to establish or maintain a flame.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eIntermittent burner operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eBoiler entering an ignition-related safety lockout.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eBoiler failing to respond correctly to heating or hot water demand.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eGas valve failing to operate when correctly commanded.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eCombustion or gas supply-related faults.\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 gas valve\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, as similar problems may result from ignition electrodes, gas supply issues, electrical controls, wiring or other combustion components. 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\u003e720301001\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e) is associated with selected \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBaxi Duo-tec Combi 24, 28, 33 and 40 HE and HE A\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e boiler systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003ePlease verify the exact boiler model, GC number, original part number, gas type and valve specifications 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 gas valves are safety-critical components within the gas and combustion system. Inspection, removal, installation and adjustment 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 fuel type.\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\u003cspan\u003eAlways isolate the appliance and gas supply before carrying out any work and follow the manufacturer's installation and servicing instructions. The replacement valve must be correctly installed and commissioned in accordance with the manufacturer's requirements. All necessary gas-tightness, combustion analysis, burner operation and safety checks must be completed before the boiler is returned to service.\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e","brand":"BAXI","offers":[{"title":"New \/ Genuine","offer_id":50453315092583,"sku":"N6287","price":64.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/0923\/8887\/files\/1119364.jpg?v=1791986450","url":"https:\/\/nationalboilerspares.co.uk\/products\/baxi-duo-tec-combi-24-28-33-40-he-he-a-boiler-gas-valve-720301001-original","provider":"National Boiler Spares","version":"1.0","type":"link"}