Vaillant
Vaillant Gas Control Valve 0020183720
Vaillant gas control valve with venturi, part 0020183720, for ecoTEC PRO 22 and 26 boiler variants.
At a glance
- Appliance family: ecoTEC PRO
- Also known as 1387864
- Gas train components must be fitted and commissioned by a Gas Safe registered engineer
£260.11
£216.76 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 Vaillant 0020183720 is a gas control valve with an integrated venturi, fitted to Vaillant ecoTEC PRO boilers. It regulates gas flow to the burner, with the venturi section metering the gas and air mixture as part of the combustion setup. It is a serviceable component within the boiler's gas train.
Signs this part needs replacing
- Boiler fails to light, or lights intermittently
- Unstable flame or poor burner modulation
- Whistling or unusual noise from the gas valve area
- Recurring lockout or ignition fault
- Gas rate cannot be set correctly during commissioning
Before you order
- Confirm the boiler model and variant (VU or VUW) against the fitment list
- Check the part number on the existing valve where visible
- Confirm whether the venturi section is required for your appliance
- Gas train components must be fitted and commissioned by a Gas Safe registered engineer
Compliance
| Alternative numbers | 1387864 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| VAILLANT VU 226/5-3 A R4 - (ONLY GUERNSEY/JERSEY) | — | — | — | |
| VAILLANT VU 226/5-3 R2 - (ONLY GUERNSEY/JERSEY) | — | — | — | |
| VAILLANT VU 226/5-3 R4 - (ONLY GUERNSEY/JERSEY) | — | — | — | |
| VAILLANT VUW 266/5-3 A R4 - (ONLY GUERNSEY/JERSEY) | — | — | — | |
| VAILLANT VUW 266/5-3 R2 - (ONLY GUERNSEY/JERSEY) | — | — | — | |
| VAILLANT VUW 266/5-3 R4 - (ONLY GUERNSEY/JERSEY) | — | — | — | |
| VAILLANT ecoTEC PRO 22 VU 226/5-3 A R4 | — | — | — | |
| VAILLANT ecoTEC PRO 22 VU 226/5-3 A R4 (2015) - (ONLY GUERNSEY/JERSEY) | — | — | — | |
| VAILLANT ecoTEC PRO 22 VU 226/5-3 R2 | — | — | — | |
| VAILLANT ecoTEC PRO 22 VU 226/5-3 R2 (2013-2014) - (ONLY GUERNSEY/JERSEY) | — | — | — |
Showing 10 of 18 compatible appliances.
Documents & drawings
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