Trane VAL20518 Expansion Valve 30067439-890 Versatile Monitoring: Capable of providing

Versatile Monitoring: Capable of providing continuous indication for HVAC pneumatic sensors measuring temperature

If you observe erratic sparking or hear arcing against the furnace cabinet

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Trane VAL20518 Expansion Valve 30067439-890 Versatile Monitoring: Capable of providingThe Trane VAL20518 Expansion Valve is a genuine OEM 3 ton thermostatic expansion valve (TXV) specifically engineered for residential and light commercial HVAC systems utilizing R22 refrigerant. As a critical component in the refrigeration cycle, this valve regulates the flow of refrigerant into the evaporator coil based on heat load, maintaining precise superheat control. For technicians replacing failing metering devices, the VAL20518 is the direct