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The pre-installed barbed fittings for 1/4" OD polytubing provide a secure
Key Benefits Precise Thermal Control: The 5-inch probe provides accurate temperature readings to regulate furnace fan timing and high-limit safety
Stable HVAC Performance: Crucial for maintaining proper thermal expansion valve (TXV) operation through precise fan speed regulation
If the switch keeps tripping
Trane BRD4570 Control Board 320735-701 The pre-installed barbed fittings forThe Trane BRD4570 is a high performance Tracer VV550 VAV controller designed specifically for precision air distribution and multi zone climate management. Engineered to replace legacy Tracer VV550 units, this direct replacement VAV board ensures seamless integration with Trane building automation systems using the LonTalk communication protocol. Operating on standard 24VAC power input, the Trane BRD4570 HVAC control board manages dampt actuator
