Four Seasons 65643 A/C Refrigerant Liquid Hose

Overview of Four Seasons Hose Assembly 65643

The Four Seasons Hose Assembly 65643 is designed specifically for Toyota Corolla models requiring a reliable A/C refrigerant liquid hose. Engineered with durable aluminum and rubber materials, this hose assembly supports high-pressure R134-a refrigerant systems, ensuring consistent performance in your vehicle's HVAC system.

• Constructed from aluminum and rubber for durability and flexibility
• Compatible with R134-a refrigerant type
• Includes gasket, fittings, and green O-rings (part number 24606)
• Equipped with a high-pressure service port (16 mm) and switch port (M11x1.0)
• Features a flange suction end and orifice tube for precise refrigerant flow
• OE replacement part designed for Toyota Corolla
• Part number 65643 for accurate identification

Detailed Product Description

This Four Seasons Hose Assembly from the Hose Assembly product line is a liquid line hose assembly without an orifice tube, designed to meet original equipment specifications. It includes a service port on the high-pressure side with a switch port for system monitoring. The assembly comes with three green O-rings (part number 24606) and all necessary fittings, but does not include a mounting bracket. The combination of aluminum and rubber materials provides resistance to wear and heat, suitable for the demanding conditions of automotive air conditioning systems.

Applications and Common Issues Addressed

• Replacement of worn or leaking A/C refrigerant liquid hoses in Toyota Corolla vehicles
• Restores proper refrigerant flow and system pressure in high-pressure R134-a systems
• Eliminates refrigerant leaks caused by damaged or degraded hoses and seals
• Ensures accurate system pressure readings via included switch service port
• Prevents HVAC system failures related to faulty liquid line hose assemblies

Installation Notes and Tips

When installing the Four Seasons Hose Assembly 65643, ensure all O-rings are properly seated to prevent leaks. The included fittings and gasket simplify installation, but note that this assembly does not come with a mounting bracket, so reuse the existing bracket or secure the hose appropriately. Verify compatibility with your Toyota Corolla model year and confirm the refrigerant type is R134-a before installation.

Quality Assurance and Warranty

Four Seasons Hose Assembly 65643 is an OE replacement part, manufactured to meet or exceed original equipment standards. The product includes all necessary seals and fittings to ensure a secure and leak-free installation. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty covering defects in materials and workmanship.