While technically a limit control

ensuring 24V power at the R and C terminals and verifying the defrost thermostat (liquid line sensor) resistance is essential for proper diagnostics before swapping the control logic

including beverage coolers

This part is CCW rotation

This coil is typically utilized in R-410A systems

Trane VAL10492 Expansion Valve 324846-701 While technically a limit controlThe Trane VAL10492 expansion valve, also identified by the industry designation BBIZE 6 GA B30, is a high precision thermostatic expansion valve (TXV) designed for consistent refrigerant flow control in high capacity air handling units and split systems. This externally equalized expansion valve is critical for maintaining the correct superheat across the evaporator coil, preventing liquid slugging while ensuring maximum heat transfer efficiency.