Four Seasons 65638 A/C Refrigerant Liquid Hose

Overview of Four Seasons Hose Assembly 65638

The Four Seasons Hose Assembly 65638 is designed specifically for Toyota Avalon and Camry models, providing a reliable A/C refrigerant liquid hose solution. Engineered with durable aluminum and rubber materials, this hose assembly supports high-pressure R134-a refrigerant systems to maintain optimal HVAC performance.

• Constructed from aluminum and rubber for durability and flexibility
• Compatible with R134-a refrigerant type
• Designed for high-pressure A/C systems
• Includes green O-rings (part number 24606) for secure sealing
• Equipped with a high side service port and switch port (M11x1.0)
• Features a flange suction end type without a bracket
• Includes an orifice tube and gasket/seal for proper system integration
• OEM replacement part ensuring direct fit and function

Four Seasons Hose Assembly Product Line Details

The Hose Assembly product line by Four Seasons focuses on delivering precise HVAC hose and pipe components tailored for vehicle-specific applications. This line emphasizes quality materials and exact fitment to support efficient refrigerant flow and system pressure management. The 65638 hose assembly exemplifies this approach by combining aluminum and rubber construction with integrated service ports and sealing components, ensuring compatibility with Toyota Avalon and Camry A/C systems.

Detailed Product Description

This A/C refrigerant liquid hose assembly is engineered to handle the high-pressure demands of R134-a refrigerant systems found in Toyota Avalon and Camry vehicles. The combination of aluminum and rubber materials provides both strength and flexibility, reducing the risk of leaks or damage under operating conditions. The hose includes two green O-rings (part number 24606) to ensure a tight seal, along with a gasket or seal for added reliability. It features a high side service port with a 16 mm size and a switch port sized M11x1.0, facilitating system diagnostics and maintenance. The flange suction end type allows for secure connection without the need for a bracket, simplifying installation. Additionally, the inclusion of an orifice tube supports proper refrigerant metering within the system.

Common Applications and Issues Addressed

• Replacement of worn or damaged A/C liquid line hoses in Toyota Avalon and Camry
• Resolution of refrigerant leaks caused by cracked or degraded hoses
• Restoration of proper system pressure and refrigerant flow
• Improvement of A/C system efficiency and cooling performance
• Facilitation of service port access for diagnostics and refrigerant charging

Installation Notes and Tips

When installing the Four Seasons Hose Assembly 65638, ensure all O-rings and seals are properly seated to prevent leaks. The hose is designed as a direct OEM replacement, so no modifications should be necessary for Toyota Avalon and Camry models. Use appropriate tools to connect the flange suction end and service ports securely. Verify system pressure and refrigerant levels after installation to confirm proper operation.

Quality Assurance and Warranty

Four Seasons manufactures this hose assembly to meet OEM specifications, ensuring reliable performance and fitment. The part number 65638 is an exact replacement for original equipment components in Toyota Avalon and Camry vehicles. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty covering defects in materials and workmanship.