Low
(cid:31) on Vokera Unica

Your boiler is currently running its automatic air purge cycle to clear trapped air from the system, which is a normal operational phase.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed

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

Purge cycle mode active

Shared across the Unica range
This code is shared by the boilers in this range, which use the same control board. It may not be printed in this exact variant’s manual.
Plain-English guidance below. Severity, DIY steps, costs and parts are our interpretation to help you act, not text from the manual.

DIY fix possible

Wait a few minutes for the purge cycle to complete automatically.Do not switch off the power unless the code persists for an unusually long time.

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All 19 fault codes on the Unica

Seeing a different code? Every code this model can display, in one place.

_CL_StA01A02A03A04A06A07A08A09A11A77ACOAdjAUTOSTOPHoursPP blinking

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