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Mend Ferroli Home Heating Systems

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Mend Ferroli 80e Boiler

ferroli 80e keeps going over pressure?

ferroli 80e keeps going over pressure without boiler switched on checked fill loop for passing found ok just to confirm my conclusion is there anywhere besides heat exchanger that can allow mains pressure into boiler cheers.

phil
December 2011
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Mend Heating, Home Heating Systems
Find out how to mend Ferroli home heating systems