{"product_id":"vokera-erp-pump-20104311-replaced-10020438-10021792","title":"Vokera ERP Pump 20104311 - Replaced 10020438 \u0026 10021792","description":"\u003ch2 class=\"isSelectedEnd\"\u003e\u003cstrong\u003eVokera ERP Pump 20104311 - Replaced 10020438 \u0026amp; 10021792\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ch2\u003e\u003cspan\u003eProduct Overview\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Vokera ERP Pump 20104311 is a circulating pump designed for use within selected Vokera heating systems. The pump circulates heated water throughout the boiler and central heating system, helping to distribute heat efficiently to radiators and heat exchangers.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePart number \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e20104311\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e replaces previous manufacturer part numbers \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e10020438\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e10021792\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. As an essential hydraulic component, the circulating pump supports correct water circulation and efficient heating system operation.\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 select your preferred option from the dropdown menu above. Refurbished units are professionally inspected and tested to help ensure reliable operation. Please verify compatibility before purchasing to ensure correct fitment.\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 circulating pump is designed to maintain continuous water flow around the heating circuit during normal boiler operation. Over time, internal wear, electrical faults, blockages, or mechanical issues may affect pump performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eTypical symptoms linked to a failing circulating pump include:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eBoiler failing to circulate hot water correctly\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRadiators remaining cold or heating unevenly\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePump noise, humming, vibration, or unusual operation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBoiler lockouts or fault codes related to poor circulation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReduced heating performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePump seizure caused by wear or internal component failure\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eReplacing a faulty circulating pump may help restore correct water circulation and support normal heating system operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eYou can usually find pump troubleshooting information in:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eThe Vokera Support Centre\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eThe Vokera Spare Parts Catalogue\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eYour boiler installation and servicing manual\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eBoiler fault code documentation\u003c\/span\u003e\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 part \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e(MPN: 20104311, replaces 10020438 \u0026amp; 10021792)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is designed for models within the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eVokera\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e range. Please strictly verify the part number against your boiler's technical manual 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\u003cspan\u003eBoiler parts involve gas, water, electricity, and heating system components. Installation and servicing must be carried out by a Gas Safe registered engineer in accordance with current regulations.\u003c\/span\u003e\u003c\/p\u003e","brand":"National Boiler Spares","offers":[{"title":"New \/ New Other","offer_id":44270552612967,"sku":"N9556","price":199.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0615\/0923\/8887\/files\/edited-photo_88.jpg?v=1784794607","url":"https:\/\/nationalboilerspares.co.uk\/products\/vokera-erp-pump-20104311-replaced-10020438-10021792","provider":"National Boiler Spares","version":"1.0","type":"link"}