Viessmann 7134328 Circuit Board 319852-301 Operating within a

Operating within a

preventing the common issues of overheating or inefficient heat exchange

Engineered by Nortek for the Reznor brand

for specialized AEO-ready monitoring or separate alarm circuits

Corrosion Resistance: Features a lead-free copper alloy body and a stainless steel spring to withstand aggressive water conditions

Viessmann 7134328 Circuit Board 319852-301 Operating within aThe Viessmann 7134328 is a critical VR20 control board specifically engineered for Vitodens 200 WB2 and WB2A series gas condensing boilers. Functioning as a high precision communication interface, this replacement circuit board facilitates data transfer between the LGM 29 burner control unit and the main system sensors. It is essential for managing boiler fault codes such as A1, A4, and outdoor temperature sensor malfunctions. Field replacement