Four Seasons 66446 A/C Refrigerant Discharge Hose

Overview of Four Seasons Hose Assembly 66446

The Four Seasons Hose Assembly 66446 is designed specifically for the Nissan TITAN XD HVAC system. This A/C refrigerant discharge hose is engineered to handle high-pressure R134a refrigerant, ensuring reliable performance in your vehicle's air conditioning system.

• Constructed from durable aluminum and rubber materials
• Compatible with R134a refrigerant systems
• Includes gasket and fittings for secure installation
• Designed as a high-pressure discharge line without a service port or switch
• Equipped with green O-rings (part number 24661) for proper sealing

Four Seasons Hose Assembly Product Line Details

The Four Seasons Hose Assembly product line focuses on providing complete hose assemblies for automotive HVAC systems. These assemblies are designed to meet or exceed original equipment specifications, offering direct OE replacement parts. The 66446 hose assembly fits within this line as a reliable discharge line solution for the Nissan TITAN XD, ensuring compatibility and durability without additional brackets or mufflers.

Detailed Product Description

This A/C refrigerant discharge hose assembly (part number 66446) is constructed with a combination of aluminum and rubber to withstand the high pressures typical of R134a refrigerant systems. It features a P-nut fitting on the suction end and comes without a service port or switch, simplifying the installation process. The included gasket and fittings ensure a secure, leak-free connection. The hose assembly is designed without a bracket or muffler, maintaining a straightforward design that matches the original equipment specifications for the Nissan TITAN XD.

Common Applications and Issues Addressed

• Replacement of worn or damaged A/C refrigerant discharge hoses
• Resolving refrigerant leaks caused by cracked or deteriorated hoses
• Restoring proper high-pressure refrigerant flow in the HVAC system
• Eliminating issues related to poor sealing with included O-rings and gaskets
• Ensuring system integrity without the need for additional service ports or switches

Installation Notes and Tips

When installing the Four Seasons Hose Assembly 66446 on a Nissan TITAN XD, ensure all fittings and gaskets are properly seated to prevent leaks. The included green O-rings (part number 24661) should be inspected for damage and replaced if necessary. Since this hose assembly does not include a bracket or muffler, verify that the existing mounting points are secure and free of corrosion. Proper torque specifications should be followed for all fittings to maintain system pressure integrity.

Quality Assurance and Warranty

Four Seasons provides this hose assembly as an OE replacement part, meeting original equipment standards for fit and function. The product includes all necessary gaskets and fittings to ensure a reliable installation. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty covering defects in materials and workmanship.