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Plumberpro
Plumberpro, Home Appliance Technician
Category: Appliance
Satisfied Customers: 634
Experience:  Heating and hot water heating appliances experienced
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Gloworm Flexcom boiler (only 18 months old) makes roaring noises

Customer Question

Gloworm Flexcom boiler (only 18 months old) makes roaring noises when on hot water running and then shuts down. please advise
Submitted: 2 years ago.
Category: Appliance
Expert:  Plumberpro replied 2 years ago.
Hi , sounds like the boiler is kettling( overheating) then switching off on the overheat stat. This will be due to the domestic heat exchanger being blocked by scale \ sludge. Remove the domestic heat exchanger and either thoroughly descale/ clean or replace
Expert:  Plumberpro replied 2 years ago.
Hi ,if happy with your answer , would you mind rating it , please , thanks