servomotor calentador vaillant mag440 12 irobot Replacing it ensures correct hood

Replacing it ensures correct hood assembly

MIRA GREEN 30 FF NG 3650108

HA84 0INOXE02VR01 TEKA

91401603101 LAVAMAT 76800 AEG

servomotor calentador vaillant mag440 12 irobot Replacing it ensures correct hoodThe servomotor is a motorized valve that controls the flow of gases in the gas block of Vaillant heaters. This component allows for the regulation of combustion and the safe evacuation of burnt gas, ensuring the proper operation of the heater and its energy efficiency. What problem does this replacement part solve? The heater does not ignite or does not maintain a stable flame Failure in the opening or closing of the gas valve Irregular or incomplete