The Vaillant 0020140757 is a genuine OEM fan assembly designed for selected Vaillant ecoTEC VU system boilers. This fan ensures correct airflow through the combustion chamber, enabling safe ignition, stable burner performance, and efficient boiler operation.

A failing or noisy fan can lead to ignition faults, airflow-related error codes, poor combustion, reduced heating performance, or complete boiler lockouts. Replacing it with this genuine Vaillant component restores proper air movement and ensures long-term system reliability.

Key Features:

• Genuine Vaillant fan assembly

• Ensures correct airflow for safe combustion

• Designed specifically for ecoTEC VU system boilers

• Supports stable ignition and efficient burner operation

• Manufactured to Vaillant’s strict OEM quality standards

• Helps resolve ignition failures, airflow errors, noise & system shutdowns

• Durable, long-life construction

• Direct-fit replacement for professional installation

Compatibility

The Vaillant 0020140757 Fan is compatible with:

• Vaillant ecoTEC VU system boilers

• Any boiler listing 0020140757 in the official Vaillant parts documentation

Engineers should always verify exact compatibility using the boiler’s model-specific manual or parts list.