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Mend Saunier Duval Boiler Fault

error 3 in Saunier Duval ISO FAST condens F35e ?

fault came up saying defect no 3 - for boiler Saunier Duval ISO FAST condens F35e - fwhat does this error mean and how can we resolve?

Jacqui McKinlay
December 2009
Saunier DuvalHeating, Home Heating SystemsSaunier Duval Boiler Fault
nothing found

Edvardas
December 2009

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Saunier Duval Error 3: ISO FAST F35e Fix