Key Benefits Precise Thermal Response: Factory-calibrated to trip at 228°C (442°F) for reliable over-temperature protection

The 302-156 is primarily rated for air and water

What causes a 325F CO AUTO switch to trip frequently

the unit includes an Open Air Over (OAO) enclosure to facilitate optimal thermal dissipation during continuous operation

Built with a high-grade fiberglass body for thermal stability and silica filler for superior arc quenching

Reznor 7310 Bearing Freon Key Benefits Precise Thermal Response:When you're dealing with a failing blower assembly on a Reznor unit, the Reznor 7310 Blower Bearing is the direct OEM replacement engineered to restore shaft stability and eliminate vibration. This 3 4" blower bearing is a precision machined component designed for high heat environments typical of commercial unit heaters and furnace applications. As a veteran tech, you know that keeping the blower shaft perfectly aligned is critical to preventing