Lennox 25W22 TXV 30067439-890 configuration shuts down the ignition

configuration shuts down the ignition sequence instantly if air pressure drops below safe thresholds

Common Questions: Is the Carrier 331709-751 compatible with R-410A systems

engineered for professional-grade HVACR performance

Is the shaft size compatible with standard blower wheels

Lennox 25W22 TXV 30067439-890 configuration shuts down the ignitionThe Lennox 25W22 Thermal Expansion Valve (TXV) is a critical OEM metering device engineered for high precision refrigerant flow management in residential and light commercial cooling systems. This externally equalized valve, also identified by part number 100679 01, modulates the flow of refrigerant into the evaporator coil based on heat load, ensuring stable superheat levels. By maintaining the correct balance of liquid and vapor, the 25W22 prevents