{"product_id":"worcester-greenstar-25-si-10-plate-dhw-heat-exchanger-87161066860","title":"WORCESTER GREENSTAR 25 Si (10 plate) DHW HEAT EXCHANGER 87161066860","description":"\u003ch1\u003eWORCESTER GREENSTAR 25 Si (10 plate) DHW HEAT EXCHANGER 87161066860\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\u003eWorcester Heat Exchanger 87161066860\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a heat exchanger designed for use in selected Worcester heating appliances. The heat exchanger is one of the boiler's primary components, transferring heat generated during combustion to the central heating system water while keeping the combustion gases and system water separate.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAs part of the boiler's heating system, the heat exchanger plays a vital role in supporting efficient heat transfer, reliable operation, and overall appliance performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eℹ️ Product Condition Options:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis item is supplied as \u003cstrong\u003eRefurbished\u003c\/strong\u003e\u003c\/span\u003e\u003cspan\u003e. Please verify compatibility before ordering. \u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eTechnical Insight \u0026amp; Common Servicing Requirements\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe heat exchanger is one of the most important components within a boiler and is continually exposed to high operating temperatures, combustion by-products, and circulating system water. Over time, normal wear, corrosion, or system contamination may affect its performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eDuring routine servicing or repair work, engineers may inspect the heat exchanger for signs of:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eInternal or external corrosion.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eScale or debris restricting heat transfer.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWater leaks or signs of deterioration.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReduced heating efficiency.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePreventative replacement during major repair procedures.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA faulty or damaged heat exchanger can affect normal boiler operation and may result in reduced heating performance, water leaks, loss of efficiency, or appliance shutdown.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eCompatibility\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eHeat Exchanger (MPN: 87161066860)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is suitable for use in selected \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eWorcester\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e heating appliances, including compatible models within the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGreenstar 25i Combi ERP\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGreenstar i System\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGreenstar i Junior HE\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGreenstar 25Si\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e boiler ranges.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePlease strictly verify the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003emanufacturer part number (87161066860)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e against your boiler's technical manual or existing component before ordering to guarantee correct fitment.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003eSafety Advice:\u003c\/strong\u003e Boiler parts involve gas, water, and electricity. Installation must be carried out by a \u003cstrong\u003eGas Safe registered engineer\u003c\/strong\u003e.\u003c\/em\u003e\u003c\/p\u003e","brand":"National Boiler Spares","offers":[{"title":"Refurbished \/ Direct Sale","offer_id":44204087836775,"sku":"N9459-1","price":35.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/0923\/8887\/files\/edited-photo_53_914db900-24ca-40b4-b270-3ce37da20a6b.jpg?v=1783589021","url":"https:\/\/nationalboilerspares.co.uk\/products\/worcester-greenstar-25-si-10-plate-dhw-heat-exchanger-87161066860","provider":"National Boiler Spares","version":"1.0","type":"link"}