{"product_id":"vaillant-boiler-pump-178983-0010030632-5-wires","title":"Vaillant Boiler Pump 178983 0010030632 (5 wires)","description":"\u003ch1\u003e\u003cspan\u003eVaillant Boiler Pump 178983 – Old Type 5-Wire Pump – Replaced by 0010030632\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\u003eVaillant Boiler Pump (Part Number: 178983)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is an \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eold-style 5-wire boiler circulation pump\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e used within selected Vaillant heating systems.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePart number \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e178983\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is an earlier Vaillant pump reference which has since been replaced by the newer \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ehigh-efficiency pump 0010030632\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. The 0010030632 is therefore the manufacturer's later replacement reference and should not be confused with the original old-style 178983 pump.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe pump circulates heated water through the boiler and central heating system, helping maintain water flow through the appliance during heating operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis listing is specifically for the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eold-style 5-wire pump configuration\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e associated with part number \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e178983\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\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 boiler circulation pump is responsible for moving heated water through the boiler and heating system. Correct pump operation is essential for maintaining adequate water circulation during heating demand.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAs the pump is a mechanical and electrical component, it can become worn or faulty over time.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eTypical symptoms associated with a faulty or failing boiler pump include:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eBoiler overheating or shutting down during operation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePoor water circulation through the heating system\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRadiators failing to heat correctly\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBoiler failing to operate correctly during heating demand\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePump failing to start\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eUnusual pump noise or vibration\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReduced heating performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBoiler fault or lockout conditions associated with insufficient circulation\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA worn or faulty pump may require replacement to restore the correct circulation required by the heating system.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eTechnical Specifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eManufacturer:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Vaillant\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePart Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Boiler Circulation Pump\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePart Number (MPN):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 178983\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePump Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Old-Style Boiler Pump\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePump Configuration:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 5-Wire\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePrevious \/ Associated Reference:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 193534\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eLater Replacement Reference:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 0010030632\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eApplication:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Selected Vaillant heating systems\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\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\u003e178983 5-wire pump\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is designed for selected \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eVaillant ecoTEC Plus\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e heating appliances.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eDocumented applications for the 178983 pump include selected \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eecoTEC Plus 612, 615, 618, 624 and 630\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e models, with other applications also listed depending on the specific boiler revision.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe old-style 178983 pump is also available in different configurations depending on the original appliance. When replacing a pump head, the existing pump should be carefully compared, including the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003enumber of wires and screw\/bolt configuration\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, before ordering.\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\u003e178983\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e against your boiler's technical manual, exploded parts diagram and existing pump before ordering to guarantee correct fitment.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eImportant:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Part number \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e0010030632 is the later high-efficiency replacement for 178983\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and is not the same physical pump as the old-style 178983 shown in this listing. If replacing an old 178983 with 0010030632, the appropriate conversion cable may also be required depending on the appliance.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eSafety Advice\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cem\u003eThe boiler pump forms part of the appliance's hydraulic and electrical systems. Installation and servicing should only be carried out by a \u003cstrong\u003esuitably qualified heating engineer\u003c\/strong\u003e in accordance with the manufacturer's instructions and applicable UK safety requirements.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cem\u003eBefore replacing the pump, ensure the boiler and heating system are safely isolated and that the system is at the appropriate pressure and temperature conditions for the work being carried out.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eAlways verify the \u003cstrong\u003epump part number, 5-wire configuration and physical pump connection\/screw arrangement\u003c\/strong\u003e against the existing component before installation.\u003c\/em\u003e\u003c\/p\u003e","brand":"Vaillant","offers":[{"title":"Refurbished \/ Direct Sale","offer_id":50379001561191,"sku":"N9361-1","price":58.21,"currency_code":"GBP","in_stock":true},{"title":"Refurbished \/ Repair Service","offer_id":50379001593959,"sku":"N9361-2","price":53.21,"currency_code":"GBP","in_stock":true},{"title":"Refurbished \/ Advance Replacement","offer_id":50379001626727,"sku":"N9361-3","price":8321.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/0923\/8887\/files\/N9361-1.png?v=1791188001","url":"https:\/\/nationalboilerspares.co.uk\/products\/vaillant-boiler-pump-178983-0010030632-5-wires","provider":"National Boiler Spares","version":"1.0","type":"link"}