An open circuit or "infinite" reading typically indicates a failed sensor

positive switchover

pilot-operated 2-way normally closed solenoid valve engineered for demanding industrial HVACR and fluid control systems

The Copeland ASE24C5E-IAA-901 is a high-performance hermetic reciprocating compressor specifically engineered for medium-temperature commercial refrigeration applications

Common Questions: What is the ton capacity for R404A systems

Utica-Dunkirk 240012469 Control 326058-755 An open circuit or "infinite"The Utica Dunkirk 240012469 Hydrostat Control is a versatile, triple function replacement aquastat designed for oil fired hydronic systems. This Hydrolevel 3250 Plus equivalent serves as a high performance boiler temperature limit control, featuring integrated Low Water Cut Off (LWCO) capabilities when paired with an Electro Well. Engineered for both cold start and tankless coil applications, it utilizes Thermal Targeting technology to adjust boiler