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Rick Ridley
Rick Ridley, UK Heating Engineer
Category: UK Plumbing
Satisfied Customers: 1561
Experience:  30 Years on the tools, now retired, Ex CORGI
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I've got aVizo 24 and can't get boiler to fire on hot water

Customer Question

Hi I've got aVizo 24 and can't get boiler to fire on hot water only boiler just shuts down.Heating is fine
Submitted: 1 year ago.
Category: UK Plumbing
Expert:  Andrew Smith replied 1 year ago.

Is it a Heatline boiler?

If so it is a combi - it could be your hot water flow switch, try turning the power off and listening to the case of the boiler to see if you can hear a click internally when you run the hot tap?

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