Check for 120V at the lead and ensure the impeller is free of debris

extending the service life of the blower motor and preventing premature bearing failure

Key Benefits Extreme Thermal Protection: Features a 6-inch stainless steel thermostat with a thermo-bonded coating to prevent mineral buildup and ensure accurate 210°F sensing

This valve ensures the unit maintains optimal thermal efficiency while adhering to strict NOx emission standards

and 48HJ series rooftop units

Armstrong Fluid Technology 116451MF-132 Pump 340793-762 Check for 120V at theThe Armstrong Fluid Technology 116451MF 132 is a high performance circulator pump designed for demanding commercial and industrial hydronic systems. As a Series H 54 maintenance free model, it features a robust cast iron body paired with a non ferrous impeller to ensure long term reliability in water circulation applications. This 3 4 HP pump operates on a versatile 115 230Vac single phase power supply and includes built in thermal overload protection