3 is a constant bleed version

Integrated Monitoring: Features a dedicated 1/8" NPT tap for accurate pressure testing and pilot line integration

making it highly effective at removing the fine oil particles that standard intake filters miss

Cross-reference the 330423401 part number with your unit’s data plate or parts manual

Ensure the power is disconnected

Trane BAYCCHT301RES Heater 323613-751 3 is a constant bleedThe Trane BAYCCHT301RES is a high performance 230V 60W crankcase heater engineered specifically for technical field applications in residential and commercial split system heat pumps. This OEM belly band heater is the verified direct replacement for the legacy HTR12893 part number, providing a seamless retrofit for maintaining optimal compressor health. Designed to wrap around compressors with a diameter of 6. 5 to 7. 5 inches, this kit includes a 74