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138018 ST996-1 SMEG
SMI50D45EU/44 BOSCH
It is the part that seals the boiler under pressure and prevents accidental openings during operation
CSG936AB1/D3 BOSCH
Power surges or overloads
termistancia caldera vaillant 115237 14mm 138018 ST996-1 SMEGThe thermistor is a temperature sensor used in Vaillant boilers to detect and control the water temperature in the heating system. This replacement part is essential to ensure safe and efficient operation, as it sends precise information to the electronic board to regulate heating. What problem does this replacement solve? Failure in the boiler temperature reading. Boiler that does not start or shuts down for safety due to incorrect readings.
