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the 689506R is the manufacturer-designated direct replacement for the legacy 689506 model
and unconditioned air intrusion
this tube offers exact fitment
It features a manual adjustment knob and a visible position indicator
the groove profile is compatible with both standard wrapped belts and raw-edge cogged belts for improved efficiency
Lennox 11N92 TXV Valve 321042-401 the 689506R is the manufacturer-designatedAs a seasoned technician, you know that a failing expansion valve is often the culprit behind high superheat and poor cooling performance. The Lennox 11N92 TXV Valve is a genuine OEM replacement part specifically engineered for 2 ton HVAC systems. This thermostatic expansion valve features a standard 3 8" x 1 2" ODF connection, designed to provide precise refrigerant metering and maintain optimal evaporator efficiency. Whether you are troubleshooting