Four Seasons 39222 A/C Expansion Valve

Reliable A/C Expansion Valve for BMW Models

The Four Seasons Expansion Valve 39222 is engineered to regulate refrigerant flow in your vehicle's air conditioning system. Designed specifically for select BMW models, this aluminum block-type valve ensures precise temperature control and efficient cooling performance.

• Constructed from durable aluminum material
• Compatible with R134a refrigerant systems
• Block type design with two mounting holes for secure installation
• Female suction and liquid inlet/outlet fittings with insert o-ring seals
• Meets or exceeds OEM specifications for reliable fit and function

About the Four Seasons Expansion Valve Product Line

The Four Seasons Expansion Valve line focuses on high-quality A/C flow restrictors designed to maintain optimal refrigerant metering in automotive air conditioning systems. The 39222 model exemplifies this line by offering precise control and compatibility with various BMW vehicles, ensuring consistent HVAC performance and system longevity.

Detailed Product Description

This A/C expansion valve features a block-type design made from aluminum, providing corrosion resistance and durability. It is engineered for use with R134a refrigerant, common in modern BMW air conditioning systems. The valve includes two mounting holes for secure attachment and features female suction and liquid inlet/outlet fittings with No. 12 and No. 8 thread diameters respectively, all designed with insert o-ring seals to prevent leaks. The captured o-ring style liquid inlet and female insert o-ring liquid outlet ensure a tight, reliable seal. This valve is compatible with BMW models such as the 525i, 528i, 530i, 535i, 545i, 550i, 645Ci, 650Ci, M5, and M6, among others.

Common Issues Addressed by This Expansion Valve

• Inconsistent cabin cooling due to faulty refrigerant flow
• Air conditioning system pressure imbalances
• Refrigerant leaks caused by worn or damaged valves
• Reduced HVAC efficiency in BMW 5 Series and 6 Series models
• Failure to maintain proper temperature regulation in R134a systems

Installation Notes and Tips

Ensure the vehicle’s A/C system is fully evacuated and depressurized before removing the old expansion valve. Verify compatibility with your specific BMW model and engine configuration. Use proper tools to avoid damaging the aluminum fittings and always replace O-rings with the provided green O-rings (part numbers 24608 and 24610) to maintain a leak-free seal. Follow manufacturer torque specifications for mounting bolts and fittings.

Quality Assurance and Warranty

The Four Seasons Expansion Valve 39222 meets or exceeds OEM standards for fit, form, and function. Manufactured with precision and tested for durability, this valve is backed by Four Seasons’ quality assurance protocols. Please refer to Four Seasons’ warranty policy for specific coverage details.