Four Seasons 56669 A/C Refrigerant Discharge Hose

Overview of Four Seasons Hose Assembly 56669

The Four Seasons Hose Assembly 56669 is designed specifically for the INFINITI QX4, providing a reliable A/C refrigerant discharge hose solution. Engineered to meet original equipment specifications, this hose assembly ensures proper refrigerant flow and system integrity for vehicles using R134a refrigerant.

• Compatible with INFINITI QX4 models
• Designed for R134a refrigerant systems
• Includes gasket and fittings for secure installation
• Discharge line component type with P-nut fitting suction end
• O-ring included (green, part number 24661) with quantity of two
• OE replacement part without switch service port or bracket

Detailed Product Description

This Four Seasons Hose Assembly from the Hose Assembly product line is a direct OE replacement designed to maintain the efficiency and safety of your vehicle's HVAC system. The part number 56669 corresponds to an A/C refrigerant discharge hose compatible with the INFINITI QX4. It is constructed to handle R134a refrigerant and includes all necessary fittings and gaskets for a proper seal. The discharge line features a P-nut fitting on the suction end, ensuring a secure connection without the need for additional brackets or mufflers. The assembly comes without a switch service port or bracket, simplifying installation while maintaining system integrity. Two green O-rings (part number 24661) are included to ensure leak-free connections.

Applications and Common Issues Addressed

• Replacement of worn or leaking A/C refrigerant discharge hoses in INFINITI QX4
• Restores proper refrigerant flow to prevent A/C system inefficiency
• Eliminates refrigerant leaks caused by damaged or cracked hoses
• Prevents contamination and pressure loss in the HVAC system
• Supports maintenance of R134a refrigerant systems in compatible vehicles

Installation Notes and Tips

When installing the Four Seasons Hose Assembly 56669, ensure the vehicle is compatible with R134a refrigerant and the INFINITI QX4 model. Use the included gaskets and O-rings to create a secure, leak-free seal. Since this assembly does not include a switch service port or bracket, verify existing mounting points and connections before installation. Proper torque specifications should be followed for fittings to avoid damage or leaks. It is recommended to inspect the entire HVAC system for additional wear or damage during replacement.

Quality Assurance and Warranty

Four Seasons Hose Assembly 56669 is manufactured to meet or exceed original equipment standards, ensuring reliable performance and durability. This part is an OE replacement designed to fit the INFINITI QX4 precisely. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty covering defects in materials and workmanship. Consult product documentation or the manufacturer for exact warranty terms.