BoilerFaultCodes HEATING BODY NOISE Medium
Your boiler is making loud banging or kettling noises because internal mineral deposits have built up, restricting water flow and causing it to overheat.
Book a service
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: i) Scale Descale heating body
Typical repair cost £250-450 (including labour)
Engineer required
This fault requires a Gas Safe registered engineer. Do not attempt gas-related repairs yourself.
Find a Gas Safe engineer
Search the official register for a qualified engineer in your area.
Gas Safe Register →Protect yourself from future repair bills
A boiler cover plan would cover faults like HEATING BODY NOISE — no call-out fees, no surprises.
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Parts for discontinued models can be hard to find and expensive. A new A-rated boiler could save you money on both repairs and energy bills.
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