Lennox 24L18 Expansion Valve 30067439-890 By depressing the adjustment pins

By depressing the adjustment pins

What tools are required for a secure fit

For contractors performing maintenance or new installs

Watch for "chirping" or high-pitched squealing from the blower section

Isolated Coil Circuit: 4-terminal design allows for independent control of the coil circuit from the power circuit

Lennox 24L18 Expansion Valve 30067439-890 By depressing the adjustment pinsThe Lennox 24L18 Expansion Valve is a technical grade R22 thermostatic expansion valve engineered for precision refrigerant metering in legacy residential and light commercial HVAC systems. Functioning as a direct OEM replacement part, this TXV is cross compatible with several older catalog numbers, as the Lennox 24L18 is identical to 24L1801 and effectively replaces legacy parts 12L40 and 12L4001. Designed with a durable brass body and a sweat inlet