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Daikin-McQuay 4020700 Electronic Expansion Valve W/Piping Assembly

Rating:
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1  Review Add Your Review
Special Price $69.08 Regular Price $79.44
In stock
SKU
4020700
The Daikin-McQuay 4020700 Electronic Expansion Valve (EXV) combined with the piping assembly is an indispensable element used in HVAC systems that are designed to offer improved refrigerant control and, therefore, increased cooling capacity. This EXV includes the piping assembly that is used to regulate the flow of refrigerant in the system and it can perform well in the different load conditions. Some of the advantages of the EXV include that Energy efficiency is improved since it reduces the costs of operating the system and the reliability of the system is improved since the risk of overfeeding or underfeeding of the refrigerant is eliminated. Its construction also makes it long-lasting and resistant to wear and a reliable product for HVAC contractors.
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HVAC Controls & Electrical, Valves
Manufacturer:
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Specifications

  • Type: Electronic Expansion Valve (EXV) W/Piping Assembly
    Manufacturer Name: Daikin-McQuay
    Product Number: 4020700
    OEM Part Number: 4020700
    Product Description: Exv W/ Piping Assy
    Weight:0.28lbs/127.01g

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    Product Questions (2)
    Customer Questions
    What maintenance is required for the Daikin-McQuay 4020700 Electronic Expansion Valve?

    Regularly inspect the valve and piping assembly for leaks, corrosion, or debris buildup. Clean accessible components carefully and check electrical connections for tightness. Ensure proper system pressures and flow during operation. Proper care maintains accurate refrigerant control and efficient system performance.

    What are common issues with the Daikin-McQuay 4020700 Electronic Expansion Valve?

    • Erratic or incorrect refrigerant flow.
    • Valve sticking or failing to modulate.
    • Leaks at piping connections.
    • Electrical connection faults affecting operation.

    Installation Steps

    Step 1: Turn off the HVAC system and disconnect power before installation.

    Step 2: Remove the old expansion valve and associated piping carefully.

    Step 3: Position the new expansion valve and piping assembly in line with existing refrigerant lines.

    Step 4: Secure connections using proper fittings and torque specifications to avoid leaks.

    Step 5: Reconnect electrical wiring according to manufacturer instructions, observing polarity.

    Step 6: Evacuate and recharge the system with refrigerant as required.

    Step 7: Restore power and test system for correct operation, ensuring no leaks.