Four Seasons 55661 A/C Refrigerant Suction Hose

Overview of Four Seasons Hose Assembly 55661

The Four Seasons Hose Assembly 55661 is designed specifically for the Lexus LS430 HVAC system. This A/C refrigerant suction hose ensures reliable low-pressure refrigerant flow, maintaining optimal air conditioning performance in your vehicle.

• Constructed from durable aluminum and rubber materials
• Features a P-nut fitting on both suction ends for secure connections
• Includes captured o-ring and gasket for leak-free sealing
• Compatible with R134-a refrigerant systems
• Equipped with a muffler and service port for enhanced functionality
• OE replacement part ensuring proper fit and performance
• Fittings included, no bracket or switch included

About the Four Seasons Hose Assembly Product Line

The Four Seasons Hose Assembly line focuses on delivering precise HVAC hose solutions tailored to specific vehicle models. The 55661 part is part of this line, offering a direct OE replacement suction line that integrates seamlessly with the Lexus LS430’s air conditioning system. This product line emphasizes quality materials and exact fitment to support system pressure requirements and refrigerant compatibility.

Detailed Product Description

This A/C refrigerant suction hose assembly is engineered with a combination of aluminum and rubber to provide durability and flexibility under low-pressure conditions. The P-nut fittings on both ends ensure a secure and reliable connection to the HVAC system, while the captured o-ring and included gasket help prevent refrigerant leaks. Designed for use with R134-a refrigerant, this hose assembly includes a muffler to reduce noise and vibration during operation. The service port allows for easy maintenance and refrigerant charging without the need for additional components. This hose assembly does not include a bracket or switch, focusing solely on the suction line function.

Common Applications and Issues Addressed

• Replacement of worn or damaged A/C refrigerant suction hoses in Lexus LS430 models
• Resolving refrigerant leaks caused by degraded seals or fittings
• Restoring proper refrigerant flow to improve air conditioning efficiency
• Eliminating noise and vibration in the suction line with the integrated muffler
• Facilitating maintenance with the included service port

Installation Notes and Tips

When installing the Four Seasons Hose Assembly 55661, ensure all fittings are clean and free of debris before connection. Use the included gasket and captured o-ring to achieve a proper seal and prevent leaks. Tighten the P-nut fittings to manufacturer torque specifications to avoid damage. Since this assembly does not include a bracket, verify existing mounting points are secure. The service port allows for convenient refrigerant charging and system diagnostics during installation or maintenance.

Quality Assurance and Warranty

Four Seasons provides this hose assembly as an OE replacement part, meeting original equipment specifications for fit and function. The materials and construction are designed to withstand the demands of the Lexus LS430 HVAC system. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty against defects in material and workmanship.