Vaillant
Vaillant Hydroblock 0010036729
Vaillant hydroblock, part number 0010036729, for the EcoTEC PLUS 940 VUI 30/40 Cs/1-5 (2023) boiler.
At a glance
- Part type: hydroblock
- Appliance family: EcoTEC PLUS
- Also known as 1392142
£95.35
£79.46 ex. VAT · VAT at 20%
Same-day dispatch
Ordered by 4pm Mon–Fri, 10:30am Sat.
30-day returns
Unused, in original packaging.
What it is
The hydroblock is a Vaillant hydraulic assembly used in the EcoTEC PLUS range of condensing boilers. It groups the water-carrying components of the appliance, handling the flow of heating and domestic hot water through the boiler. This unit is identified by Vaillant part number 0010036729.
Signs this part needs replacing
- Water weeping or visible leaks from the hydroblock body or its connections
- Repeated loss of system pressure with no other obvious cause
- Limescale or debris build-up restricting flow through the assembly
- Cracking, distortion or corrosion of the hydroblock housing
- Reduced domestic hot water flow or inconsistent hot water delivery
Before you order
- Check the appliance data badge to confirm the model is the EcoTEC PLUS 940 VUI 30/40 Cs/1-5 (2023)
- Confirm the existing part number is 0010036729 before ordering
- Inspect the surrounding pipework and seals for damage that may also need attention
- Isolate the water and gas supplies and follow the manufacturer's instructions for safe removal
Compliance
| Alternative numbers | 1392142 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| VAILLANT ecoTEC PLUS 940 VUI 30/40 CS/1-5 (2023) | 47-044-96 | 47-044-96 | — | — |
Documents & drawings
Everything we hold for this part. Where a document exists but we don't hold it, the technical team will source it from the manufacturer — usually the same working day.
No technical questions yet for this part.
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