Four Seasons 38807 A/C Expansion Valve - Front

Overview of Four Seasons Expansion Valve 38807

The Four Seasons Expansion Valve 38807 is designed to regulate refrigerant flow in automotive air conditioning systems. Engineered from durable aluminum, this block-type valve is compatible with R134a refrigerant and built to meet or exceed OEM standards for Chrysler, Dodge, and Plymouth vehicles including Caravan, Grand Caravan, Grand Voyager, Town & Country, and Voyager models.

• Material: Aluminum construction for corrosion resistance
• Type: Block type A/C expansion valve
• Refrigerant Compatibility: R134a
• Mounting: 2 mounting holes for secure installation
• Fittings: Female suction and liquid inlet/outlet fittings with No. 12 and No. 8 thread diameters
• Seal: Includes two green O-rings ([24622] and [24649]) for leak prevention
• Meets or exceeds OEM specifications

Four Seasons Expansion Valve Product Line Details

The Expansion Valve product line from Four Seasons focuses on precise refrigerant flow control within vehicle HVAC systems. This line is engineered to provide reliable performance and compatibility with specific vehicle makes and models. The 38807 valve exemplifies this by offering a block-type design optimized for R134a refrigerant systems in select Chrysler, Dodge, and Plymouth vehicles, ensuring proper air conditioning function and system efficiency.

Technical Description and Features

The Four Seasons Expansion Valve 38807 features an aluminum body that resists corrosion and withstands the demands of automotive HVAC environments. It is designed as a block-type valve with two mounting holes for stable attachment. Both suction and liquid inlet/outlet fittings are female with specific thread diameters (No. 12 for suction and No. 8 for liquid), and the fittings use insert O-ring seals to maintain system integrity. The valve is compatible with R134a refrigerant, the standard for many modern vehicles, including Chrysler Caravan and Dodge Grand Caravan models.

Common Applications and Problem Solving

• Restores proper refrigerant flow in Chrysler Town & Country A/C systems
• Resolves inconsistent cabin cooling in Dodge Voyager vehicles
• Prevents refrigerant leaks caused by worn or damaged expansion valves
• Improves overall HVAC system efficiency in Plymouth Grand Voyager
• Addresses A/C cycling issues related to faulty expansion valve operation

Installation Notes and Tips

• Ensure compatibility with vehicle make and model before installation
• Use proper tools to avoid damaging female fittings and O-rings
• Replace O-rings during installation to maintain a secure seal
• Follow manufacturer torque specifications for mounting bolts
• Evacuate and recharge the A/C system with R134a refrigerant after installation

Quality Assurance and Warranty

The Four Seasons Expansion Valve 38807 meets or exceeds OEM quality standards, providing reliable performance for compatible Chrysler, Dodge, and Plymouth vehicles. The product includes two green O-rings to ensure a proper seal and prevent leaks. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty covering defects in materials and workmanship.