Carrier EA03XC388 Expansion Valve 320735-701 which prevents "level seeking" and

which prevents "level seeking" and minimizes unnecessary cycling caused by external vibrations

This veteran technician

In standard plumbing

the switch closes a low-voltage circuit to the control board

dry flange surfaces

Carrier EA03XC388 Expansion Valve 320735-701 which prevents "level seeking" andThe Carrier EA03XC388 Expansion Valve is a high precision electric expansion valve (EXV) designed to optimize refrigerant metering in commercial and industrial HVACR systems. Built for stepper motor control, this replacement valve provides superior modulation compared to traditional mechanical TXVs, ensuring precise superheat control and improved compressor protection. It is engineered to operate with R 410A, R 404A, and R 507 refrigerants, making it