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Designed for Lennox furnace maintenance
How do I know when this 15 micron filter needs replacement
ensuring the system remains in full compliance with local plumbing codes and safety regulations
Ensure your existing valve stem hardware is intact or order a replacement clip set if the original is corroded
Is this compatible with 208V systems
Nordyne 669578R TXV 320734-701 Designed for Lennox furnace maintenanceThe Nordyne 669578R is a high performance 5 Ton R410A TXV designed to provide precise refrigerant metering for residential and light commercial air conditioning systems. Engineered for N Series evaporator coils, this TR6 Thermal Expansion Valve maintains optimal superheat across varying load conditions, preventing compressor liquid slugging while maximizing evaporator coil efficiency. As an OEM Nordyne replacement part, it ensures seamless
