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Trane VAL8576 3-Ton Mechanical Thermal Expansion Valve(TXV) R22 500 PSI

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Special Price $156.27 Regular Price $179.71
In stock
SKU
VAL8576
The Trane VAL8576 Mechanical Thermal Expansion Valve(TXV) is refrigerant control part that enhances the efficiency of the HVAC system. It intended for 3-ton systems and provides efficient cooling even at high pressure of up to 500 PSI. This expansion valve regulates the amount of refrigerant passing by the evaporator coil based on the temperature and pressure inside this component. It enhances the system performance by keeping appropriate superheat levels. It is designed for use with R22 relying heat pump and air conditioning applications.
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HVAC Controls & Electrical, Valves
Manufacturer:
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Specifications

  • Type: Mechanical Thermal Expansion Valve (TXV)
  • Capacity: 3-Ton
  • Pressure Rating: 500 PSI
  • Refrigerant: R22
Manufacturer Name: Trane
Product Number: VAL8576
OEM Part Number: VAL8576
Product Description: 500# 3Ton Mechanical Txv
Weight:1.02lbs/462.66g

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Product Questions (2)
Customer Questions
What maintenance is required for the Trane VAL8576 Thermal Expansion Valve?

Regularly inspect the valve for refrigerant leaks, corrosion, and proper insulation. Ensure the sensing bulb is securely attached and clean. Maintenance can maintain accurate refrigerant flow and system efficiency. Always depressurize the system before servicing to ensure safety.

What are common issues with the Trane VAL8576 Thermal Expansion Valve?

  • Improper refrigerant flow causing poor cooling performance.
  • Valve sticking or failing to modulate correctly.
  • Sensing bulb losing charge or becoming loose.
  • Internal blockage restricting refrigerant movement.
  • Superheat control inconsistencies leading to system imbalance.

Installation Steps

Step 1: Switch off system power and recover refrigerant safely before starting.

Step 2: Remove old expansion valve and clean inlet/outlet lines thoroughly.

Step 3: Position new expansion valve, align flow direction correctly and securely.

Step 4: Braze connections using purge to prevent oxidation buildup.

Step 5: Tighten fittings and check mounting stability firmly.

Step 6: Vacuum system, recharge refrigerant and check superheat settings accurately.