vaso expansion caldera sime 5183728 soporte regulable Compatible with Ariston boilers from

Compatible with Ariston boilers from the Alixia series and similar models that use the 65104671 pressure switch for air pressure regulation

WM12E165/40 BSH

91123219101 FAV3020-W AEG

SMI40D16EU/45 BOSCH

vaso expansion caldera sime 5183728 soporte regulable Compatible with Ariston boilers fromThe expansion vessel is a fundamental component in boilers that regulates the internal pressure of the heating circuit. This vessel absorbs the volume variations of the water when heated, preventing overpressure that could damage the system. The Sime 5183728 model has a capacity of 8 liters and a 3 8" threaded connection, designed for safe and efficient operation in specific boilers of the Sime brand. What problem does this replacement part solve?