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KAN60A40/01
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programador caldera viessmann 7820254 AC 30V KAN60A40/01The Viessmann 7820254 boiler programmer is an electronic component that manages the ignition, shutdown, and operating cycles of gas boilers. It is designed to control the temperature and operating times of the boiler, ensuring efficient and safe operation. This programmer is compatible with Viessmann Vitogas 100 GS1 models and others that use the Honeywell S4564BT system. What problem does this replacement part solve? The boiler does not ignite or
