Carrier EA52PJ070 Piston

The Carrier EA52PJ070 Piston is a precision-engineered metering device specifically designed for Carrier, Bryant, and Payne residential evaporator coils. With a fixed orifice size of .070, this accurator piston regulates refrigerant flow to ensure optimal heat transfer and system efficiency in R-410A or R-22 applications, depending on the specific equipment match-up. For contractors performing a piston replacement or a new HVAC coil installation, this component is critical for maintaining the correct superheat and preventing liquid slugging in the compressor. The EA52PJ070 is manufactured to exact OEM tolerances, providing a reliable alternative to adjustable TXVs in price-sensitive or specific fixed orifice refrigeration setups. When performing refrigerant flow control service, always verify the piston size chart in the unit's rating plate to ensure 100% compatibility with the outdoor condenser capacity. This genuine Carrier replacement part ensures long-term reliability and maintains the factory-rated efficiency of the cooling system.

Key Benefits

• OEM Precision: Guaranteed .070 orifice diameter ensures accurate refrigerant metering for specific system tonnage.
• System Compatibility: Designed specifically for Carrier, Bryant, and Payne evaporator and heat pump coils.
• Durability: High-grade metallic construction resists erosion and chemical degradation caused by high-pressure HVAC systems.
• Simplified Service: Facilitates straightforward AC orifice swaps during maintenance or coil retrofits.

Common Questions

How do I confirm if the .070 piston is correct for my unit?
Consult the piston chart located on the outdoor unit's service panel; it specifies the required fixed orifice size based on the indoor/outdoor pairing.

Can this piston be used with R-410A systems?
Yes, the Carrier EA52PJ070 is compatible with R-410A, provided the BTU rating of the coil and condenser matches the .070 flow rate.

Does the orientation matter during installation?
Yes, ensure the metering piston is seated correctly within the distributor body allows for proper seating and flow bypass during the heating cycle if used in a heat pump.

Item is Non Cancelable / Non Returnable

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.