Medium
ER 19 + SPANNER on Johnson Starley Warmcair DW

Your boiler is struggling to provide hot water because the sensor that monitors the temperature of the incoming cold water has stopped working correctly.

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

DHW inlet probe fault

Engineer required

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

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