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York S1-025-45303-000 6Ton Thermal Expansion Valve R410A 3/8"x5/8" ODF

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Special Price $254.86 Regular Price $282.90
Out of stock
SKU
S1-025-45303-000
The York S1-025-45303-000 Thermal Expansion Valve is one of the most essentialparts of the HVAC system that regulates the flow of refrigerant. This valve has 6-ton capacity and comes with 3/8” x 5/8” ODF connection and is suitable for R410A refrigerant. It acts as a control valve of refrigerant flow within the evaporator coil to maximize the essentialheat exchange while avoiding overheating and possible freeze up of the system. The valve enhances system efficiency, energy usage, and equipment life by maintaining correct refrigerant flow.
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HVAC Controls & Electrical, Valves
Manufacturer:
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Specifications

  • Type: Thermal Expansion Valve
  • Capacity: 6-Ton
  • Size: 3/8"x5/8"
  • Refrigerants: R410A
  • Connection Type: ODF
Manufacturer Name: York
Product Number: S1-025-45303-000
OEM Part Number: S1-025-45303-000
Product Description: 3/8"X5/8"Odf R410a 6-Ton Txv
Weight:1.09lbs/494.42g

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Product Questions (2)
Customer Questions
What maintenance is required for the York S1-025-45303-000 Thermal Expansion Valve?

Inspect the valve periodically for refrigerant leaks and ensure sensing bulb is tightly secured on the suction line. Check for proper superheat control and stable system performance. Clean surrounding fittings to prevent debris buildup and maintain efficient refrigerant flow. Always handle refrigerant components with proper safety precautions.

What are common issues with the York S1-025-45303-000 Thermal Expansion Valve?

  • Inconsistent superheat leading to poor cooling performance.
  • Valve sticking or clogging due to debris or moisture.
  • Refrigerant underfeeding or overfeeding evaporator coil.
  • Faulty sensing bulb placement causing erratic temperature control.
  • Reduced efficiency from internal wear or contamination.

Installation Steps

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

Step 2: Remove existing expansion valve and clean line ends for proper brazing.

Step 3: Position new expansion valve and braze inlet and outlet connections carefully.

Step 4: Secure sensing bulb on suction line and insulate it to maintain accurate reading.

Step 5: Evacuate system, recharge refrigerant and then check for leaks and confirm stable cooling operation.