Utica-Dunkirk 2272137 Kit 320720-756 or "open circuit" fault codes

or "open circuit" fault codes on the chiller interface often point to a breakdown in the EXV cable signal rather than a failure of the valve motor itself

Common Industrial HVACR Questions Can the MTZ100-4VI handle low-temperature applications

which simplify field installation during critical system repairs

The motor’s thermal overload protection prevents stator burnout during extreme head pressures or ambient temperature spikes

Utica-Dunkirk 2272137 Kit 320720-756 or "open circuit" fault codesThe Utica Dunkirk 2272137 Low Water Cut Off (LWCO) replacement kit is a critical safety component designed for steam and hot water boiler applications. This field replacement kit addresses common failures in the boiler low water cutoff sensor system, ensuring the burner circuit interrupts if water levels drop below the safe minimum operating line. Engineered for compatibility with specific Utica and Dunkirk boiler models, this kit integrates