placa caldera vaillant 130835 soporte estante frigorífico The SLDB3219 circuit (also referenced

The SLDB3219 circuit (also referenced as SLDB3220) is the original Polti replacement electronic control board that manages the functions of the Vaporella Next VN18

Este modelo específico Junkers Bosch 8738709736 detecta la presión diferencial y envía señales al sistema para activar o desactivar el ventilador o la bomba de gas según sea necesario

SGS4302EU/13 BSH

HBA22R251E/45 BSH

IGM8B ARISTON

placa caldera vaillant 130835 soporte estante frigorífico The SLDB3219 circuit (also referencedThe Vaillant 130835 electronic board is the main control module for Vaillant boilers of the VMW2301, VMW2321, and VMW220 1 series. This board manages the operation of the heating and domestic hot water system, monitoring sensors and activating components such as pumps and valves to ensure optimal and safe performance. What problem does this replacement part solve? The boiler does not start or displays error codes related to the electronic board.