Vaillant
Vaillant Evaporator 17 kW 0020031974
Evaporator rated at 17 kW for the Vaillant VWS 171/2, manufacturer part number 0020031974.
At a glance
- Also known as 1381364
Showing prices
£1,154.18
£961.82 ex. VAT · VAT at 20%
Available to order · 7 working days
Available to order · 7 working days
Not certain it's the right part? The technical team verifies fitment before dispatch — no charge, and it stops a second trip.Call the technical teamSend a technical question
Same-day dispatch
Ordered by 4pm Mon–Fri, 10:30am Sat.
30-day returns
Unused, in original packaging.
What it is
The Vaillant evaporator rated at 17 kW, manufacturer part number 0020031974. It is the heat exchanger in the refrigerant circuit that absorbs heat into the refrigerant. It is listed for the Vaillant VWS 171/2.
Signs this part needs replacing
- Reduced heating output, or the appliance failing to reach its usual flow temperature
- Ice or frost building up on the evaporator and not clearing during a defrost cycle
- Refrigerant loss or repeated low-pressure faults on the refrigerant circuit
- Visible corrosion, crushed fins or physical damage to the coil
- Fault codes relating to the refrigerant circuit
Before you order
- Confirm the appliance model and serial number against the manufacturer's parts list
- Check that the part number 0020031974 matches the component being replaced
- Refrigerant circuit work must be carried out by a competent engineer holding the relevant F-gas certification
Compliance
| Alternative numbers | 1381364 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| VAILLANT VWS 171/2 | — | — | — |
Fitment listings are a guide, not a guarantee. Plant-room assemblies get modified on site more often than not. Send us the GC number off the data badge and a photo of the existing valve and we will confirm before anything is dispatched.
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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