Low
Flashing 8-times a second on Vokera Compact HE

Your boiler is currently protecting itself by performing a self-check on the water temperature sensors to ensure it is heating safely.

Monitor it

This is a minor fault. Keep an eye on it and mention it at your next annual boiler service. Reset the boiler and see if it clears.

What the manual says

Manufacturer manual

SARA function active

From this model's manual
Verified against the Vokera Compact He 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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Avoid the next call-out bill

A cover plan would handle faults like Flashing 8-times a second: no call-out fees, no surprise bills.

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