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Vokera ERP Pump 20104311 - Replaced 10020438 & 10021792
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FROM £199.99
Vokera ERP Pump 20104311 - Replaced 10020438 & 10021792
Product Overview
The 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.
Part number 20104311 replaces previous manufacturer part numbers 10020438 and 10021792. As an essential hydraulic component, the circulating pump supports correct water circulation and efficient heating system operation.
ℹ️ Product Condition Options:
This part may be available in New or Refurbished 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.
Technical Insight & Common Failure Symptoms
The 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.
Typical symptoms linked to a failing circulating pump include:
- Boiler failing to circulate hot water correctly
- Radiators remaining cold or heating unevenly
- Pump noise, humming, vibration, or unusual operation
- Boiler lockouts or fault codes related to poor circulation
- Reduced heating performance
- Pump seizure caused by wear or internal component failure
Replacing a faulty circulating pump may help restore correct water circulation and support normal heating system operation.
You can usually find pump troubleshooting information in:
- The Vokera Support Centre
- The Vokera Spare Parts Catalogue
- Your boiler installation and servicing manual
- Boiler fault code documentation
Compatibility
This part (MPN: 20104311, replaces 10020438 & 10021792) is designed for models within the Vokera range. Please strictly verify the part number against your boiler's technical manual before ordering to guarantee correct fitment.
Safety Advice
Boiler 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.
This part fits the following boilers:
Fits Appliance(s)
GC No.
Vokera 24 Mark 1 Serial # Up To 161380001
47-094-27 MARK 1 (161380001)
Vokera 24 Mark 2 Serial # 161380001 Onwards
47-094-27 MARK 2 (161380001)
Vokera 24 MK 3 (Serial # Ref. Contains ‘X’)
47-094-27 MARK 3
Vokera Linea 24E
47-094-27
Vokera Linea 28 Mark 1 Ser #r Up To 164370001
47-094-28 MK 1 (164370001)
Vokera Linea 28 Mark 2 (After Ser # Ref 164370001)
47-094-28 MK 2 (164370001)
Vokera Linea 28 Mark 3 (Ser # Ref Contains ‘X’)
47-094-28 MK 3
Vokera Linea 28E
47-094-28
Vokera Linea 726
47-094-40
Vokera Linea 730
47-094-42
Vokera Linea 735
47-094-44
Vokera Linea Plus AG
47-094-31
Vokera Mynute 28E
41-094-18
Vokera Mynute 35E
41-094-29
Vokera Synergy 29 E (A)
41-094-40
Vokera Synergy 29 LPG Rev 4 (03/2007)
2350765
Vokera Synergy 29 NG Rev 4 (03/2007)
2350763
Vokera Syntesi 25 E Rev 4 (01/07)
47-094-66 (2350813)
Vokera Syntesi 25 E Rev 4 (01/07) LPG
47-094-66 LPG (2350815)
Vokera Syntesi 25 Rev 6 (09/07)
47-094-46 REV 6 (2350723(816))
Vokera Syntesi 25 Rev 6 (09/07) LPG
47-094-46 REV 6 LPG (2350725(817))
Vokera Syntesi 29 E Rev 4 (01/07)
47-094-67 (2350843)
Vokera Syntesi 29 Rev 6 (09/07)
47-094-48 REV 6 (2350733(818))
Vokera Syntesi 29 Rev 6 (09/07) LPG
47-094-48 REV 6 LPG (2350735(819))
Vokera Syntesi 35 Rev 6 (09/07)
47-094-50 REV 6 (2351103(820))
Delivery
Free next day UK delivery is available on orders over £50.
Orders placed before 3 PM are usually dispatched the same working day.
Delivery times may vary for remote areas, Highlands, islands, and non-mainland UK destinations.
If you need urgent delivery help, please contact our customer service team before placing your order.
All Orders First 30 Days:
You can return or cancel your orders for any reason at any time within 30 days of receipt. After 30 days, we reserve the right to charge a restocking fee or refuse the return.
Parts must be returned in the same condition and packaging as received, or we may deduct a percentage of the cost of the part.
A full refund or exchange will be agreed once the item(s) have been received and inspected to ensure they are unused and in their original packaging where applicable.
If the part is returned as faulty and is found to be working upon inspection, postage costs will be deducted from the refund.
Faulty Items After 30 Days:
All items come with a 1 year HTS warranty from the date of purchase. Warranty means HTS will repair or replace the item.
Refunds:
Our returns team will process your refund after we receive and check your items. Please allow up to 15 days for your refund to be processed.
The refund will be made to the original payment method used to place the order.
Contact Us:
For any queries, email us at returns@heatingtradesupplies.com or call +44 01912633708.
Customer Services
National Boiler Spares Ltd
Tyne View Terrace
Wallsend
Tyne and Wear
NE28 6SG
