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Ease of Installation: Standard 10-inch diameter with accurate bolt-hole alignment ensures a "first-time" seal for field service
Generic boards often lack the specific logic required for multi-stage compressor control
Is this insulator kit compatible with all Copeland models
Does this include the O-ring or mounting hardware
Lennox 99K39 Expansion Valve 322056-301 Ease of Installation: Standard 10-inchAs a veteran HVAC technician, I know that maintaining precise refrigerant control is the difference between a high efficiency system and a compressor failure. The Lennox 99K39 Expansion Valve is a genuine OEM replacement part designed for accurate metering in residential and commercial cooling systems. This Thermostatic Expansion Valve (TXV) utilizes a 3 8 inch inlet and a 1 2 inch outlet to regulate liquid refrigerant flow into the evaporator coil.