This harness repair kit is essential for maintaining the operational safety and duty cycle of York air handlers and electric furnaces

Designed with 1" NPT quick hook-up fittings

supporting optimal combustion efficiency and reliable ignition cycles during high-demand operation

Industrial Durability: Lightweight yet robust aluminum construction designed for low-pressure gas manifold service

Stable Control Power: Provides a clean 24VAC signal to sensitive electronics

Viessmann 7134328 Circuit Board 323269-701 This harness repair kit isThe 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