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HBN215TBR/02 BOSCH
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Failure to ignite the boiler due to no flame detection
sonda ntc calentador vaillant 252805 power steam HBN215TBR/02 BOSCHThe NTC (Negative Temperature Coefficient) sensor for Vaillant heater 252805 is an electronic component responsible for measuring the water temperature in the boiler or heater. It works by varying its electrical resistance according to the temperature, providing an accurate signal to the control system to regulate combustion and maintain the desired temperature. What problem does this replacement part solve? Temperature measurement failure causing
