Vaillant
Vaillant Heat Exchanger Kit 0020038763
Heat exchanger kit 0020038763 for Vaillant VWS 63/2, VWS 83/2 and VWS 103/2 230V GB appliances.
At a glance
- Appliance family: VWS 63/2, VWS 83/2, VWS 103/2 230V GB
- Also known as 1381440
£225.53
£187.94 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 heat exchanger kit, part number 0020038763, is a heat transfer component for Vaillant VWS series appliances. It is fitted to the VWS 63/2, VWS 83/2 and VWS 103/2 230V GB models, where it transfers heat within the appliance's heating and hot water circuit. The kit is supplied by Vaillant as a serviceable assembly for these units.
Signs this part needs replacing
- Reduced heat transfer, with the appliance struggling to reach or hold temperature
- Water weeping or visible staining around the heat exchanger body or its connections
- Scale, sludge or debris build-up restricting flow through the exchanger
- Kettling, banging or gurgling noises from the appliance during operation
- Repeated temperature-related faults or lockouts traced to the heat exchanger
Before you order
- Confirm the appliance model matches one of the fit lines listed above
- Check the part number on the existing component where it is visible
- Verify the appliance's serial and model details against the manufacturer's parts list before ordering
Compliance
| Alternative numbers | 1381440 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| VAILLANT VWS 103/2 230V GB | — | — | — | |
| VAILLANT VWS 63/2 230V GB | — | — | — | |
| VAILLANT VWS 83/2 230V GB | — | — | — |
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.
Not sure which part?
Search by part number, product name or brand — our technical team confirms fitment before anything is dispatched.