Resideo VU843A1004 Actuator 324846-701 The Sterling HVAC 11J28R06881 Control/Ignition

The Sterling HVAC 11J28R06881 Control/Ignition Board is the current OEM replacement engineered for Direct Spark Ignition (DSI) operation in Sterling and Beacon Morris gas-fired unit heaters

ensuring consistent torque delivery and long-term durability without the need for frequent site visits

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

Engineering specifications for this 3-blade fan include an 18-inch diameter with a precision-pitched 28-degree angle

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

Resideo VU843A1004 Actuator 324846-701 The Sterling HVAC 11J28R06881 Control/IgnitionThe 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