Low
STOP on Atag E Range

Your boiler is telling you that the internal water pressure has successfully returned to the correct level after you topped it up.

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

Water pressure reach the required level during filling (1.5 to 1.7 bar)

From this model's manual
Verified against the Atag E Range Combi 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.

DIY fix possible

Check your boiler display to see if the message has cleared automaticallyIf the boiler is still showing 'STOP', try pressing the reset button onceMonitor the pressure gauge on the front of the boiler to ensure it remains between 1.0 and 2.0 bar

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Avoid the next call-out bill

A cover plan would handle faults like STOP: no call-out fees, no surprise bills.

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