Lennox 97H31 Expansion Valve Els PW 29614 It is designed to be

It is designed to be threaded directly onto a 1/4 inch flare fitting

verify this sensor's continuity to restore reliable fan-on and fan-off timing

Common Questions for Technicians

Industrial Durability: Constructed from materials capable of withstanding the high-pressure and high-temperature environments of commercial steam boilers

verify you have 120V at the lead during the ignition sequence

Lennox 97H31 Expansion Valve Els PW 29614 It is designed to beThe Lennox 97H31 Expansion Valve is a 3 ton, R 410A compatible thermostatic expansion valve (TXV) engineered for precision refrigerant metering in high efficiency cooling systems. This HVAC expansion valve replacement is essential for maintaining the correct superheat and ensuring the evaporator coil operates at peak thermal efficiency. Designed for compatibility with various Lennox residential air handlers and heat pump evaporators, the 97H31 TXV