Johnson Controls M9208-BAC-3 Actuator 30067439-890 If power is lost and

If power is lost and restored

meaning it will reset itself once the furnace temperature cools back down to its 115

The direction of the fail-safe rotation (clockwise or counter-clockwise) is determined by which side of the actuator is mounted facing the damper shaft

This often happens if the internal diaphragm is ruptured or if the switch has become stuck due to moisture or debris

Johnson Controls M9208-BAC-3 Actuator 30067439-890 If power is lost andThe Johnson Controls M9208 BAC 3 is a robust Spring Return Direct Coupled Actuator engineered for reliable two position control in demanding HVAC applications. Operating at 120Vac, this unit delivers a rated 70 lb in torque, ensuring positive closure on dampers and valves during power loss. The M9208 series is a preferred choice for contractors requiring a 55 71 second power on run time and precise mechanical fail safe positioning. This model features