Tekmar Controls 261 Control 322838-754 it ensures proper shaft alignment

it ensures proper shaft alignment and flange concentricity

verifying the limit switch continuity is a standard diagnostic step

5-1-1 day programmable thermostat designed for professional HVAC applications

Is this compatible with 90%+ AFUE furnaces

Tekmar Controls 261 Control 322838-754 it ensures proper shaft alignmentThe Tekmar Controls 261 Control is a reliable, microprocessor based 120Vac two stage boiler control designed for precise outdoor reset or setpoint operation. High performance hydronic systems rely on the 261 to manage boiler staging and equal run time rotation, ensuring balanced wear across multiple heat sources. By utilizing a characterized heating curve, this controller maintains a tight boiler target temperature based on real time ambient