Medium
Complaints of noise (8) on Chaffoteaux Flexiflame 140

Your boiler is making rattling or loud humming sounds because it is struggling to push water through your heating system 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

Pump noise or vibrating.

Engineer required

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

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