Trane CNT7507 Control Board Assembly 322838-752 The suction line features a

The suction line features a 3/4" OD fitting while the discharge is 1/2" OD

Technicians should measure the DC microamps in series with the flame sense lead

While this harness fits many popular residential units

With a massive 325

mismatched pans can lead to system leaks or restricted airflow

Trane CNT7507 Control Board Assembly 322838-752 The suction line features aThe Trane CNT7507 Control Board Assembly is a high precision OEM refrigerant metering controller designed to manage the Electronic Expansion Valve (EEV) within compatible Trane and American Standard HVAC systems. As a direct factory replacement for legacy part numbers CNT06554, CNT06188, and CNT7054, this assembly is critical for maintaining accurate superheat levels and optimizing refrigerant flow. By utilizing advanced stepper motor control logic,