Viessmann 7870769 Control Console 318518-761 It is standard practice to

It is standard practice to replace the dehydrator during any system opening for repair

Engineered for industrial reliability

This motor is typically rated for clockwise (CW) rotation from the lead end

and A75 contactors

5" WC for stable flame characteristics and maximum heat exchanger efficiency

Viessmann 7870769 Control Console 318518-761 It is standard practice toThe Viessmann 7870769 Control Console is a critical OEM replacement component engineered specifically for Vitodens 100 W B1HA and B1KA v5 gas fired condensing boilers. As a direct technical cross reference for the retired 7866187 module, this console provides the essential interface for advanced system monitoring, parameter configuration, and diagnostic feedback. It is designed to integrate seamlessly with Viessmann B1HA278 and B1KA 125 burner control