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Plumberpro, Plumber
Category: Plumbing
Satisfied Customers: 634
Experience:  Heating and plumbing answers. 20 years experience
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Biasi riva advance 32 water does not seem to get that

Customer Question

biasi riva advance 32 water does not seem to get that hot,but once temperature goes over 90 degrees on gauge boiler goes into lock out. adjusting water temp makes no difference. have had new thermistor fitted but made no difference.
Submitted: 2 years ago.
Category: Plumbing
Expert:  Plumberpro replied 2 years ago.
Hi , change the domestic hot water heat exchanger.When they get blocked, the heated water can't flow through fast enough and overheats.