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CH334650-01 BOSCH
It doesn't close properly or seal in heat
LT819R22 LYNX
Original spare part with the quality of Official technical service
presostato caldera saunier duval 7 domar CH334650-01 BOSCHThe pressure switch is an electronic safety component for Saunier Duval boilers that detects the pressure or airflow in the combustion system. Its function is to ensure that the fan properly expels the burnt gases before the boiler ignites the burner, thus preventing risks of malfunction or accumulation of dangerous gases. What problem does this replacement part solve? The boiler does not start due to lack of airflow detection. Unexpected shutdown of
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