{"product_id":"worcester-boiler-plate-heat-exchanger-phe-20-pl-87161082120-repair-kit-1","title":"Worcester Boiler Plate Heat Exchanger (PHE) (20 PL) 87161082120 + Repair Kit","description":"\u003ch1\u003e\u003cspan\u003eWorcester Boiler Plate Heat Exchanger (PHE) (20 Plate) 87161082120 with Repair Kit\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\u003eWorcester Boiler Plate Heat Exchanger (20 Plate) 87161082120 with Repair Kit\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is a replacement hydraulic service kit designed for use within selected Worcester heating systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e20-plate heat exchanger (PHE)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e transfers heat from the boiler's primary heating circuit to the domestic hot water circuit without mixing the two water supplies. The included repair kit contains the seals and associated service components required during replacement, helping to ensure a reliable, leak-free installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA correctly functioning plate heat exchanger is essential for providing efficient domestic hot water while maintaining separation between the central heating and potable water circuits.\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 plate heat exchanger consists of multiple stainless steel plates that transfer heat efficiently between two separate water circuits. Over time, limescale, sludge, corrosion, or debris can restrict water flow or reduce heat transfer efficiency, affecting boiler performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eTypical symptoms linked to a faulty or blocked plate heat exchanger include:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eReduced or inconsistent domestic hot water temperature\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHot water running hot and cold\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePoor hot water flow\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBoiler overheating during hot water demand\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReduced heat transfer efficiency\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInternal leaks or contamination between circuits\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLimescale or sludge restricting water flow\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eReplacing the plate heat exchanger together with the supplied repair kit may help restore efficient heat transfer and reliable hot water performance.\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\u003e87161082120\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – 20-Plate Heat Exchanger (PHE)\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRepair kit containing compatible seals and associated service components\u003c\/span\u003e\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\u003cspan\u003eCompatibility\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eManufacturer Part Number (MPN): 87161082120\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis part is designed for selected models within the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eWorcester Greenstar\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e range.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePlease strictly verify the manufacturer part number \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e87161082120\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e against your boiler's technical manual, exploded parts diagram, or existing component 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 heat exchangers are critical hydraulic components involving gas, water, pressure, and high temperatures. 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":44368337797223,"sku":"N9353","price":79.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/0923\/8887\/files\/B1-2-scaled_7cacc4ba-926d-406a-b5ad-0a2db93424d4.webp?v=1786024342","url":"https:\/\/nationalboilerspares.co.uk\/products\/worcester-boiler-plate-heat-exchanger-phe-20-pl-87161082120-repair-kit-1","provider":"National Boiler Spares","version":"1.0","type":"link"}