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Always verify your specific model's parts diagram before installation
As a direct replacement for part numbers often ending in BX
Its non-detergent formulation is essential for pneumatic systems
Industrial Durability: Constructed with high-grade laminations and copper windings to reduce humming and electrical noise in the 24VAC control circuit
Trane VAL8683 Valve 318973-401 Always verify your specific model'sThe Trane VAL8683 is a high precision thermostatic expansion valve (TXV) designed specifically for R22 refrigerant systems with a 3 ton nominal capacity. Engineered for field replacements and OEM repairs, this valve features a 3 8" inlet and a 1 2" outlet ODF connection, ensuring a secure fit in the liquid line. As an externally equalized component, the VAL8683 valve excels at maintaining precise superheat levels across varying load conditions,
