Loren Cook 715473 Actuator 322838-754 Connect positive pressure lines to

Connect positive pressure lines to the "H" inlet and negative/vacuum lines to the "L" inlet

this OEM replacement gasket ensures the unit effectively transfers high-temperature condensate without motive gas loss

this switch ensures the combustion circuit remains open if pressure falls below the safe threshold

In pneumatic actuator spring replacement

Efficient Installation: The 1 1/8" ODF connections feature extended copper ends

Loren Cook 715473 Actuator 322838-754 Connect positive pressure lines toThe Loren Cook 715473 Actuator is a high performance 115V TB2000 rotary drive engineered for critical damper and valve control in industrial HVACR systems. As a direct OEM replacement for Multi Products 3498, this motor pack provides the essential torque required to automate backdraft dampers and airflow regulators. Built with a corrosion resistant aluminum housing and an IP65 enclosure rating, it is designed to maintain precise positioning in