Low
P x.x on Atag Q 25CR

Your boiler is simply displaying its current water pressure rather than indicating 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

Water pressure in bar.

From this model's manual
Verified against the Atag Q 25cr 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 the pressure gauge on the front display against the manufacturer's recommended range (usually 1.0 to 1.5 bar).If the pressure is within the green zone, no action is required.If it is outside the recommended range, use the external filling loop to adjust the water pressure accordingly.

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