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Mend Saunier Duval ISOMAX Home Heating Systems

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Mend Saunier Duval ISOMAX Boiler Control Fault

My saunier duval boiler programmer is playing up?

Just had the PCB board replaced and now the heating doesn't go off with the programmer. Only way to turn it on or off is to use the dial on the front. Any ideas?

Simon
November 2014
Saunier DuvalSaunier Duval ISOMAXHeating, Home Heating SystemsBoiler Control Fault

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Saunier Duval 30 ESaunier Duval 30eSaunier Duval 623Saunier Duval F23ESaunier Duval F24ESaunier Duval F30ESaunier Duval F35ESaunier Duval ISOTWINSaunier Duval SD 623Saunier Duval SD623Saunier Duval Thelia 23Saunier Duval Thelia 23eSaunier Duval Thelia 623Saunier Duval Thema Condens F30E

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