Trane VAL11800 TXV 318518-761 Universal Fitting: Features a standard

Universal Fitting: Features a standard 1/4" hose barb for seamless integration with existing vacuum lines

effectively isolating faults to a single branch and preventing wider system downtime

Common culprits include diaphragm wear

ensuring the valve reaches its full 746

Signs include visible cracks

Trane VAL11800 TXV 318518-761 Universal Fitting: Features a standardThe Trane VAL11800 is an 8 ton thermostatic expansion valve (TXV) designed for high capacity R 410A refrigerant systems. Featuring a Chatleff fitting for secure, leak resistant connections, this oem Trane expansion valve is critical for maintaining the correct superheat and evaporator efficiency across varying load conditions. Unlike standard fixed orifice devices, the VAL11800 utilizes a precision engineered sensing bulb to modulate refrigerant flow,