such as a blocked return

Built with a high-accuracy capillary sensor

with a factory pressure relief setting of 150 psi and a temperature relief point of 210°F

Operating with a 60 to 150 degree Fahrenheit range and a 25 psig maximum supply pressure

it offers high thermal stability and reliability under severe operating conditions

Trane BRD1335 Board 318820-201 such as a blocked returnFor field techs and contractors maintaining Trane equipment, the Trane BRD1335 24V Main Connection Board is the standard OEM replacement for managing signal flow between the thermostat, compressor, and blower motor. This HVAC control board acts as the master communication bridge, ensuring precise 24VAC control across the entire circuit. If you are troubleshooting a unit where the components aren't communicating or the 24V signal is lost at the