Unknown
F.67 on Vaillant ecoFIT pure 630

Vaillant ecoFIT pure 630 fault code F.67

What the manual says

Manufacturer manual

Values sent back by ASIC is incorrect (flame signal)

From this model's manual
Verified against the Vaillant/Vaillant Ecofit Pure 825 System installation & service manual.
Plain-English guidance below. Severity, DIY steps, costs and parts are our interpretation to help you act, not text from the manual.

Engineer required

This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.

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All 41 fault codes on the ecoFIT pure 630

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