Medium
326 on Worcester Bosch Greenstar CDi Compact

Your boiler is having trouble sensing the temperature of your hot water cylinder, which means it may struggle to provide consistent hot water.

Reviewed by the BoilerFaultCodes Editorial Team · Last reviewed

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This fault should be looked at by a Gas Safe engineer within the next week or two. It may get worse if left.

Technical description

Storage-NTC defect

Engineer required

This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.

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Related fault codes

327View →328View →

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