Trane CNT7029 Board 320788-702 standard practice involves replacing the

standard practice involves replacing the valve body if significant internal damage occurs

the assembly ensures a reliable fail-safe close upon power loss

including those under Intertherm and Miller branding

By utilizing this OEM replacement diaphragm

making it suitable for low-pressure monitoring or loss-of-charge protection

Trane CNT7029 Board 320788-702 standard practice involves replacing theThe Trane CNT7029 is a critical EEV Board Assembly designed for precise refrigerant flow management in high efficiency HVAC systems. This Electronic Expansion Valve controller serves as the primary interface between the system sensors and the stepper motor, ensuring optimal superheat levels and compressor protection. Engineered specifically for Trane and American Standard units, the CNT7029 replaces legacy 16 pin and 20 pin control modules,