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Plumberpro, Home Appliance Technician
Category: Appliance
Satisfied Customers: 634
Experience:  Heating and hot water heating appliances experienced
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Ihave vaillant combi 831 problem is , starts up using room

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ihave vaillant combi 831 problem is , starts up using room stat goes through cycle
but at the end it restarts. only way to shut it down is to manually turn down
Hi , do you mean it fires up ,then goes out and then fires again,and so on!
Customer: replied 2 years ago.
hi, yes
Change the flame recognition probe
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