Four Seasons 65640 A/C Refrigerant Liquid Hose

Overview of Four Seasons Hose Assembly 65640

The Four Seasons Hose Assembly 65640 is designed specifically for high-pressure A/C refrigerant liquid line applications in Lexus and Toyota vehicles. Engineered with durable aluminum material and equipped with essential fittings and seals, this hose assembly ensures reliable performance for your vehicle's HVAC system.

• Constructed from corrosion-resistant aluminum for durability
• Compatible with R134-a refrigerant systems
• Includes green O-rings (part number 24611) for secure sealing
• Features a P-nut fitting style on both liquid and suction ends
• Equipped with a high side service port sized at 16 mm with an M11x1.0 switch port
• Includes an orifice tube and gasket for proper system function
• Designed as an OEM replacement for Lexus Camry and Toyota ES350 models

Detailed Product Description

This Four Seasons Hose Assembly from the Hose Assembly product line is a direct replacement part tailored for the liquid line in automotive A/C systems. The assembly is made from aluminum, providing resistance to corrosion and high system pressures typical in R134-a refrigerant applications. It features a P-nut fitting style on both the liquid and suction ends, ensuring a secure and leak-free connection. The inclusion of a green O-ring (part number 24611) in a quantity of two helps maintain a tight seal within the system. This hose assembly also comes with a high side service port (16 mm) and a switch port (M11x1.0), facilitating easy maintenance and diagnostics. Notably, this assembly includes an orifice tube, which is critical for regulating refrigerant flow and maintaining system efficiency. The part is designed without a bracket, focusing on compatibility and ease of installation in Lexus Camry and Toyota ES350 models.

Applications and Common Issues Addressed

• Replacement of worn or damaged A/C refrigerant liquid hoses in Lexus Camry and Toyota ES350
• Resolution of refrigerant leaks caused by degraded seals or fittings
• Restoration of proper refrigerant flow with integrated orifice tube
• Improvement of system pressure management in high-pressure R134-a systems
• Facilitation of A/C system diagnostics via included service and switch ports

Installation Notes and Tips

When installing the Four Seasons Hose Assembly 65640, ensure that the green O-rings are properly seated to prevent refrigerant leaks. The P-nut fittings on both ends require careful tightening to manufacturer specifications to maintain system integrity. Since this assembly does not include a bracket, verify existing mounting points for secure hose placement. The included orifice tube should be handled carefully to avoid damage during installation. Use the service port for pressure testing and system evacuation as needed.

Quality Assurance and Warranty

Four Seasons manufactures this hose assembly to meet OEM standards, ensuring compatibility and reliable performance in Lexus Camry and Toyota ES350 vehicles. The part number 65640 is an exact replacement designed to maintain the integrity of your vehicle’s HVAC system. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty against defects in materials and workmanship.