Low
200 O on Worcester Bosch 35 RSF

Your boiler is currently working correctly and is simply notifying you that it is running in central heating mode.

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.

Technical description

Boiler in heating mode

DIY fix possible

No action is required as this is an operational status code rather than a fault.Check your room thermostat or programmer if you did not expect the heating to be on.

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Related fault codes

201View →202View →

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