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home Fix label Heating label_important Home Heating Systems category Ferroli

F40 fault?

Boiler showing F40 on Ferroli optimax HE25S
Barry Smith, February 2023
home Fix label Heating label_important Home Heating Systems category Ferrolidone
https://aceplumbers.co.uk/ferroli-boiler-error-codes/

Dhdb, February 2023
link Click here to see other fixes for Ferroli.

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F40 fault?

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