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S4456W1EU-17 BOSCH
WAT28641CH
3HB529XI/02 BSH
BGL3PERF/05
B12P40W1FR/02 BOSCH
flusostato calentador valliant 10044918 centro-de planchado taurus recambios S4456W1EU-17 BOSCHThe flow switch is a safety device used in Vaillant heaters that detects the proper evacuation of combustion gases. Its main function is to allow the burner to ignite only if there is adequate smoke extraction, preventing dangerous accumulations. When the gas flow is not adequate, the flow switch cuts off the gas supply to prevent accidents. What problem does this replacement part solve? The heater does not ignite due to a failure in gas flow
