Trane VAL19486 Valve 322838-752 including commercial rooftop units and

including commercial rooftop units and industrial heating equipment

making it a versatile "truck stock" item for various Trane and American Standard models

It is frequently used to address common diagnostic issues such as blower motor failure or ignition sequence interruptions in gas furnace repairs

the entire 78L03 valve must be brazed into the circuit

Reduced Maintenance: Low vibration and noise profiles minimize mechanical stress on connecting pipework and mounting hardware

Trane VAL19486 Valve 322838-752 including commercial rooftop units andThe Trane VAL19486 is a professional grade 1 ton thermostatic expansion valve (TXV) engineered for precise refrigerant metering in high efficiency residential and light commercial cooling systems. This OEM Trane replacement part, often manufactured by Sporlan, features a 3 8" ODF inlet and a 1 2" ODF outlet, ensuring a reliable sweat connection that maintains system integrity under high operating pressures. Designed specifically for R 410A refrigerant