VAILLANT ECOTEC PRO 24 & 28 (OLD BEFORE 2012) DIVERTER VALVE 178978
IN STOCK
FROM £30.60
Vaillant (Before 2012 Version) Diverter Valve 178978
Product Overview
The Vaillant (Before 2012 Version) Diverter Valve 178978 is a critical component designed for specific Vaillant heating systems. This Diverter Valve mechanically directs hot water to either the radiators (heating) or the taps (hot water), ensuring demand priority. Properly functioning components are vital for the energy efficiency and safety of your boiler.
ℹ️ Product Condition Options:
Part condition: Excellent - Refurbished. Ordering options: Direct Sale; Repair Service; Advance Replacement Service. Select your preferred option above. All refurbished parts are professionally tested to ensure reliability.
Part condition: Excellent - Refurbished. Ordering options: Direct Sale; Repair Service; Advance Replacement Service. Select your preferred option above. All refurbished parts are professionally tested to ensure reliability.
Technical Insight & Common Failure Symptoms
The diverter valve switches water flow between central heating and domestic hot water. Replacing a worn valve helps restore the changeover between these two functions.
Replacement benefits and common symptoms:
- Helps restore normal operation when the original component has failed.
- Replacement for a worn or faulty component.
- Supports reliable performance as part of a correctly completed repair.
Compatibility
This part (MPN: 178978) is designed for models within the Vaillant range. Please strictly verify the part number against your boiler's technical manual before ordering to guarantee fitment.
Safety Advice: Boiler parts involve gas, water, and electricity. Installation must be carried out by a Gas Safe registered engineer.
This part fits the following boilers:
Fits Appliance(s)
GC No.
Vaillant Ecotec Plus 824 VUW 246/3-5 2005-2012
Vaillant Ecotec Plus 831 VUW 316/3-5 2005-2013
Vaillant Ecotec Plus 937 VUI 376/3-5 2006-2012
Vaillant Ecotec Pro 24 VUW 246/3-3 R1 2006-2008
Vaillant Ecotec Pro 24 VUW 246/3-3 R2 2008-2012
Vaillant Ecotec Pro 28 VUW 286/3-3 R1 2005-2008
Vaillant Ecotec Pro 28 VUW 286/3-3 R2 2008-2012
47-044-31
47-044-32
47-044-39
47-044-36 R1
47-044-36 R2
47-044-30 R1
47-044-30 R2
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
