Low
181 on Atag iC28

This is a normal notification message showing your boiler is finishing its setup process and is not a fault.

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

No error: shortly visible when leaving commissioning mode

Community-sourced, unverified
We could not tie this code to a specific manual. Treat it as indicative only.
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 seconds for the code to disappear automatically.No further action is required as the boiler is functioning correctly.

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All 18 fault codes on the iC28

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

102040506178105110111117118119129133151154180

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