Unknown
01 on Vokera Synergy

Vokera Synergy fault code 01

What the manual says

Manufacturer manual

Gas supply problem, Gas line requires purging, Reversed polarity, Broken, internal flue joint

From this model's manual
Verified against the Vokera/Vokera Synergy_installation_and_servicing_instructions 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 11 fault codes on the Synergy

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