Global Parts 3412053 A/C Expansion Valve

Global Parts A/C Expansion Valve for Acura

Global Parts 3412053 is an A/C expansion valve/orifice tube for the refrigerant flow control side of the HVAC system. It slows refrigerant before the evaporator so the system can use cooling capacity more effectively. Compatible With 2019-2021 Acura RDX and 2021 Acura TLX.

Key Features

• Part number: 3412053
• Category: HVAC A/C flow restrictor
• Controls refrigerant flow before the evaporator
• Supports efficient evaporator operation in the A/C system
• Cross-reference: Four Seasons 39638

Detailed Description

This Global Parts expansion valve is built for vehicles that use a refrigerant metering device at the evaporator inlet. By regulating refrigerant flow, it helps the evaporator absorb heat more effectively and maintain proper A/C system performance. This part number 3412053 is listed for 2019-2021 Acura RDX and 2021 Acura TLX applications, making it a direct-fit service part for those vehicles.

This part cross-references Four Seasons 39638 for the same application.

Common Issues It Can Address

• Restricted refrigerant flow at the evaporator
• Weak cabin cooling performance
• Uneven A/C system operation after service
• Metering problems caused by a worn expansion valve
• Loss of cooling efficiency in Acura RDX and Acura TLX HVAC systems

Installation Notes and Tips

Replace the expansion valve/orifice tube during A/C service when the system is opened. Verify the vehicle application before installation, and inspect related HVAC components for contamination or wear. Proper evacuation and recharge procedures are required after service.

Quality Assurance

Global Parts recommends replacing the expansion valve/orifice tube each time the A/C system is serviced to help maintain proper refrigerant control and evaporator performance.