Low
2956 on Worcester Bosch Greenstar 2000 GR2300iW 25 C

Your boiler has detected that a specific accessory or additional part has been connected and needs to be set up through the control panel.

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

Hydraulic configuration at the boiler activated

From this model's manual
Verified against the Worcester Bosch/Worcester Bosch Wb 45175 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

Navigate to the 'Settings' menu on the boiler screenSelect 'Hydraulic Configuration' and confirm the installed setupPress and hold 'Reset' to clear the message once the settings are saved

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Related fault codes

All 129 fault codes on the Greenstar 2000 GR2300iW 25 C

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

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