Vaillant
Vaillant Wiring Harness 24V 0020192771
24V wiring harness (part 0020192771) for Vaillant Arotherm VWL 55/2 A 230V heat pumps.
At a glance
- Also known as 1386542
£189.92
£158.27 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 0020192771 is a 24V wiring harness used in Vaillant Arotherm air-to-water heat pumps. It carries low-voltage control and signal connections between components within the appliance. The harness is supplied as a complete assembly with its fitted plugs and terminals.
Signs this part needs replacing
- Intermittent faults or shutdowns traced to a loose or damaged harness connection
- Error codes relating to control or signal communication
- Visible chafing, cracking or heat damage to the cable insulation
- Corroded, discoloured or loose terminals and plugs
- Continuity faults on one or more conductors within the harness
Before you order
- Confirm the appliance model against the fitment list above
- Check the existing harness part number where it is marked on the assembly
- Inspect the connector count and plug layout against the failed harness
- Verify the fault is in the harness rather than the component it connects to
Compliance
| Alternative numbers | 1386542 |
|---|
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| VAILLANT VWL 55/2 A 230V | — | — | — | |
| VAILLANT aroTHERM VWL 55/2 A 230V (2014) | — | — | — |
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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