maintaining the original factory specifications required for optimal airflow efficiency

Precise Bore Matching: Ensures a tight 5/8" fit to minimize shaft run-out and harmonic resonance

Technicians should refer to the scale on the front of the unit and the nomograms provided in the technical manual to determine the exact cut-in and cut-out values based on the setpoint

loss of communication with the thermostat

This 75-degree flush-mounted thermostat is engineered to maintain a fixed setpoint

Bard HVAC 8402-120 Limit Control 322027-701 maintaining the original factory specificationsThe Bard HVAC 8402 120 Limit Control is a purpose built L210 manual reset limit switch designed for critical thermal protection in Bard HVAC equipment. This OEM Bard HVAC replacement part functions as a high limit safety, monitoring internal temperatures to prevent furnace overheating. Operating as a normally closed switch, it opens the electrical circuit when temperatures reach the fixed 210 degree Fahrenheit threshold. Unlike automatic reset