Resideo VU843A1004 Actuator 324846-701 B Series Bushing System: Utilizes

B Series Bushing System: Utilizes reliable split taper bushings for easy installation and positive locking on the drive shaft

while the 3/8" threaded stem is designed for seamless integration with pneumatic or electric actuators

The knob adjustment provides a tactile interface for precise setpoint management without the need for a selector switch

making it compatible with systems requiring an Energy Cut-Off (ECO) switch

Resideo VU843A1004 Actuator 324846-701 B Series Bushing System: UtilizesThe Resideo VU843A1004 is a professional grade fan coil actuator engineered for reliable service in high rise residential and commercial hydronic systems. Operating on a 24Vac power supply, this two position replacement actuator utilizes a 2 wire SPST control signal to manage flow through normally closed VU53 series valve bodies. The unit features a robust spring return mechanism, ensuring a fail safe close in the event of power loss. With a precise