Four Seasons 39494 A/C Expansion Valve

Reliable A/C Expansion Valve for Chrysler and Dodge Vehicles

The Four Seasons Expansion Valve 39494 is engineered to regulate refrigerant flow in your vehicle's air conditioning system. Designed specifically for Chrysler 300, Dodge Challenger, and Dodge Charger models, this aluminum block-type valve ensures efficient cooling performance with R134a refrigerant.

Key Features of Four Seasons Expansion Valve 39494

• Constructed from durable aluminum for corrosion resistance
• Compatible with R134a refrigerant systems
• Block type design with two mounting holes for secure installation
• Female suction and liquid inlet/outlet fittings with sealing washer style
• Meets or exceeds OEM specifications for reliable performance
• Designed without solenoid for straightforward operation

Detailed Product Description

The Four Seasons Expansion Valve from the Expansion Valve product line is a critical component in the HVAC system of select Chrysler and Dodge vehicles. This part number 39494 features a block-type design made from aluminum, providing durability and resistance to wear. It is engineered to work with R134a refrigerant, the standard for many modern A/C systems. The valve includes two mounting holes for secure attachment and features female fittings on both suction and liquid inlet/outlet ports, all utilizing sealing washers to ensure leak-free connections. The suction inlet and outlet sizes are 0.63 inches (16 mm) and 0.46 inches (11.8 mm) respectively, while the liquid inlet and outlet sizes are 0.34 inches (8.6 mm) and 0.46 inches (11.8 mm). This expansion valve is designed without a solenoid, simplifying its function within the system.

Common Applications and Issues Addressed

• Regulates refrigerant flow to maintain optimal A/C system pressure
• Prevents compressor damage caused by improper refrigerant metering
• Helps resolve inconsistent cabin cooling or fluctuating temperatures
• Addresses issues related to refrigerant leaks at the expansion valve fittings
• Improves overall HVAC system efficiency in Chrysler 300, Dodge Challenger, and Charger models

Installation Notes and Tips

• Ensure compatibility with vehicle make and model before installation
• Use proper tools to avoid damaging the aluminum fittings and sealing washers
• Check for refrigerant leaks after installation and recharge system with R134a refrigerant
• Follow manufacturer torque specifications for mounting bolts
• Replace any worn or damaged sealing washers to maintain system integrity

Quality Assurance and Warranty

The Four Seasons Expansion Valve 39494 meets or exceeds OEM standards, ensuring dependable performance and fitment for Chrysler and Dodge vehicles. Manufactured with precision and tested for durability, this part supports the longevity of your vehicle’s HVAC system. Warranty coverage details should be confirmed with the product documentation or supplier.