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Mend Ferroli DOMINA 70 Boiler Heating Hot Water

Ferroli Boiler, dhw hot then cold?

get hot water for about 2 to 3 minutes then the same time for cold water, then back to hot. Any ideas.

Chris Katte
December 2011
FerroliFerroli DOMINA 70Heating, Home Heating SystemsBoiler Heating Hot Water
faulty heat exchanger?

A1
December 2011

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Ferroli Domina 70 Boiler - Hot/Cold Issue