placa caldera saunier duval 0020191787 THELIA23 3KFB7715 3KRB7715 P1KNB4620B P1KNB4927A PKNB49AC20

3KFB7715 3KRB7715 P1KNB4620B P1KNB4927A PKNB49AC20 3KFB7716 3KRB7915 P1KNB4626A P1KNB4927B PKNB49AI20 3KFB7915 3KRP7767 P1KNB4627B P1KNB4929B PKNB49AI30 3KFB7916 3KRP7967 P1KNB4920A PKNB46AI20 PKNB49AW20 3KFP7765 P1KNB4616B P1KNB4920B PKNB46AL20 3KFP7965 P1KNB4620A P1KNB4926A PKNB46AW20

Internal diameter of mouth 1: 36

Top crossbeam for Electrolux

WFK 4000 FG WFK4000FG01 BOSCH

placa caldera saunier duval 0020191787 THELIA23 3KFB7715 3KRB7715 P1KNB4620B P1KNB4927A PKNB49AC20The Saunier Duval electronic board 20191787 is the main control module that manages the boiler's operation. This replacement controls the display, ignition, temperature regulation, and communication with sensors, ensuring a proper heating cycle and domestic hot water production. What problem does this replacement solve? Failure in the boiler's ignition or starting. Display screen not working or showing errors. Communication errors between sensors and