{"product_id":"baxi-7661857-cartridge-3-way-valve","title":"Baxi 7661857 Combi Cartridge 3 Way Valve","description":"\u003cp data-end=\"524\" data-start=\"201\"\u003eThe \u003cstrong data-end=\"221\" data-start=\"205\"\u003eBaxi 7661857\u003c\/strong\u003e is a genuine OEM \u003cstrong data-end=\"264\" data-start=\"239\"\u003e3-way valve cartridge\u003c\/strong\u003e designed for use in selected Baxi, Main, and Potterton combi boilers. This hydraulic cartridge sits inside the diverter valve body and controls the flow of heated water between the \u003cstrong data-end=\"470\" data-start=\"446\"\u003ecentral heating (CH)\u003c\/strong\u003e circuit and the \u003cstrong data-end=\"515\" data-start=\"487\"\u003edomestic hot water (DHW)\u003c\/strong\u003e circuit.\u003c\/p\u003e\n\u003cp data-end=\"886\" data-start=\"526\"\u003eWhen the cartridge becomes worn or blocked, the boiler may struggle to switch between heating and hot water, leading to fluctuating temperatures, radiators warming when taps run, decreased hot water flow, or diverter-related error codes. Replacing it with this genuine Baxi cartridge ensures smooth, accurate switching and restores reliable boiler performance.\u003c\/p\u003e\n\u003cp data-end=\"907\" data-start=\"888\"\u003e\u003cstrong data-end=\"905\" data-start=\"888\"\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1294\" data-start=\"908\"\u003e\n\u003cli data-end=\"950\" data-start=\"908\"\u003e\n\u003cp data-end=\"950\" data-start=\"910\"\u003e\u003cstrong data-end=\"948\" data-start=\"910\"\u003eGenuine Baxi 3-way valve cartridge\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1000\" data-start=\"951\"\u003e\n\u003cp data-end=\"1000\" data-start=\"953\"\u003eRestores correct switching between CH and DHW\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1059\" data-start=\"1001\"\u003e\n\u003cp data-end=\"1059\" data-start=\"1003\"\u003eResolves temperature fluctuations and crossover issues\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1116\" data-start=\"1060\"\u003e\n\u003cp data-end=\"1116\" data-start=\"1062\"\u003eDesigned for combi boilers requiring prioritised DHW\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1189\" data-start=\"1117\"\u003e\n\u003cp data-end=\"1189\" data-start=\"1119\"\u003eManufactured to strict Baxi OEM performance and durability standards\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1231\" data-start=\"1190\"\u003e\n\u003cp data-end=\"1231\" data-start=\"1192\"\u003eReliable, long-life mechanical design\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1294\" data-start=\"1232\"\u003e\n\u003cp data-end=\"1294\" data-start=\"1234\"\u003eDirect-fit replacement for quick professional installation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-end=\"1299\" data-start=\"1296\"\u003e\n\u003ch3 data-end=\"1322\" data-start=\"1301\"\u003e\u003cstrong data-end=\"1322\" data-start=\"1305\"\u003eCompatibility\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-end=\"1408\" data-start=\"1323\"\u003eThe \u003cstrong data-end=\"1365\" data-start=\"1327\"\u003eBaxi 7661857 3-Way Valve Cartridge\u003c\/strong\u003e is compatible with selected models across:\u003c\/p\u003e\n\u003cul data-end=\"1483\" data-start=\"1410\"\u003e\n\u003cli data-end=\"1436\" data-start=\"1410\"\u003e\n\u003cp data-end=\"1436\" data-start=\"1412\"\u003e\u003cstrong data-end=\"1426\" data-start=\"1412\"\u003eBaxi Combi\u003c\/strong\u003e boilers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1457\" data-start=\"1437\"\u003e\n\u003cp data-end=\"1457\" data-start=\"1439\"\u003e\u003cstrong data-end=\"1447\" data-start=\"1439\"\u003eMain\u003c\/strong\u003e boilers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1483\" data-start=\"1458\"\u003e\n\u003cp data-end=\"1483\" data-start=\"1460\"\u003e\u003cstrong data-end=\"1473\" data-start=\"1460\"\u003ePotterton\u003c\/strong\u003e boilers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1539\" data-start=\"1485\"\u003eTypical compatible ranges include (varies by model):\u003c\/p\u003e\n\u003cul data-end=\"1623\" data-start=\"1540\"\u003e\n\u003cli data-end=\"1565\" data-start=\"1540\"\u003e\n\u003cp data-end=\"1565\" data-start=\"1542\"\u003eBaxi Combi \/ Combi HE\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1596\" data-start=\"1566\"\u003e\n\u003cp data-end=\"1596\" data-start=\"1568\"\u003eMain Combi Eco \/ Eco Elite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1623\" data-start=\"1597\"\u003e\n\u003cp data-end=\"1623\" data-start=\"1599\"\u003ePotterton Promax Combi\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1715\" data-start=\"1625\"\u003eAny appliance listing \u003cstrong data-end=\"1658\" data-start=\"1647\"\u003e7661857\u003c\/strong\u003e in its official parts manual will accept this cartridge.\u003c\/p\u003e\n\u003cp data-end=\"1819\" data-start=\"1717\"\u003e\u003cem data-end=\"1819\" data-start=\"1717\"\u003eEngineers should always confirm exact compatibility using the boiler’s service manual or parts list.\u003c\/em\u003e\u003c\/p\u003e","brand":"BAXI","offers":[{"title":"Default Title","offer_id":56695535141209,"sku":null,"price":71.83,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0982\/9738\/1209\/files\/1132193.jpg?v=1764768739","url":"https:\/\/plumbpartsxpressshop.com\/products\/baxi-7661857-cartridge-3-way-valve","provider":"Plumbparts xpress","version":"1.0","type":"link"}