Four Seasons 66546 A/C Refrigerant Suction Hose

Reliable A/C Refrigerant Suction Hose for Ford and Lincoln Models

The Four Seasons Hose Assembly 66546 is designed to maintain optimal air conditioning performance in select Ford and Lincoln vehicles. Engineered with durable aluminum and rubber materials, this A/C refrigerant suction hose ensures efficient refrigerant flow and system reliability.

Key Features of Four Seasons Hose Assembly 66546

• Constructed from aluminum and rubber for durability and flexibility
• Equipped with P-nut fittings on both ends for secure connections
• Compatible with R134a refrigerant systems
• Includes gasket and fittings for a complete installation
• Designed as a low-pressure suction line with a 13 mm service port
• OE replacement part ensuring proper fit and function
• Compatible with Ford Flex, Lincoln MKS, MKT, and Taurus models

Detailed Description of the Hose Assembly Product Line

The Four Seasons Hose Assembly product line focuses on providing high-quality hose assemblies tailored for HVAC systems. This line includes components engineered to meet or exceed original equipment specifications, ensuring reliable performance and compatibility. The Hose Assembly 66546 is part of this line, offering a precise fit and necessary hardware such as gaskets and fittings to facilitate installation without additional parts.

Product Function and Common Issues Addressed

• Replaces worn or leaking A/C refrigerant suction hoses
• Restores proper refrigerant flow in low-pressure A/C systems
• Eliminates refrigerant leaks caused by damaged fittings or seals
• Prevents system contamination by maintaining sealed connections
• Supports efficient cooling performance in Ford Flex and Lincoln MKT HVAC systems

Installation Notes and Tips

Installation of the Four Seasons Hose Assembly 66546 requires attention to the included P-nut fittings and gasket seals. Ensure all connections are tightened to manufacturer torque specifications to prevent leaks. The hose assembly comes without a bracket or muffler, so verify existing mounting points before installation. This part includes one service port sized at 13 mm for low-side system access.

Quality Assurance and Warranty Information

Four Seasons provides this hose assembly as an OE replacement part, meeting original equipment standards for fit and function. The product includes two tear drop sealing washers (O-Rings) to ensure leak-free connections. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty covering defects in materials and workmanship.