Four Seasons 56549 A/C Refrigerant Liquid Hose

Overview of Four Seasons Hose Assembly 56549

The Four Seasons Hose Assembly 56549 is designed specifically for the Toyota Echo's HVAC system. This A/C refrigerant liquid hose is engineered to handle high-pressure R134a refrigerant, ensuring reliable performance in your vehicle's air conditioning system.

• Compatible with Toyota Echo models
• High-pressure liquid line hose assembly for R134a refrigerant
• Includes green O-rings ([24611] and [23678]) for secure sealing
• Equipped with a service port and orifice tube for efficient system operation
• Female liquid line and suction end connections
• O.E. replacement part ensuring proper fit and function
• Part number 56549 for precise identification

Detailed Product Description

This Four Seasons Hose Assembly from the Hose Assembly product line is a liquid line hose assembly designed without a bracket and without a switch service port. It features a female liquid line gender and a female O-ring suction end type, both sealed with green O-rings to prevent leaks. The assembly includes two green O-rings ([24611]) and one green O-ring ([23678]) to ensure a tight, durable seal. It is built to operate under high system pressure and is compatible with R134a refrigerant, the standard for many automotive A/C systems.

The hose assembly also includes a service port of the Qdc type on the high-pressure side, facilitating maintenance and refrigerant charging. It comes with an orifice tube integrated into the design, which helps regulate refrigerant flow within the system. This part is an O.E. replacement, meaning it meets original equipment specifications for the Toyota Echo, ensuring proper fit and reliable operation.

Applications and Common Issues Addressed

• Replacement of worn or leaking A/C refrigerant liquid hoses in Toyota Echo vehicles
• Restoring proper refrigerant flow and pressure in the A/C system
• Fixing leaks caused by damaged or degraded O-rings
• Resolving issues related to faulty orifice tubes affecting cooling performance
• Maintaining system integrity by replacing high-pressure hoses to prevent failure

Installation Notes and Tips

When installing the Four Seasons Hose Assembly 56549, ensure all O-rings are properly seated and lubricated with refrigerant oil to prevent leaks. Verify that the service port is accessible for future maintenance. Since this assembly does not include a bracket or switch service port, confirm compatibility with your vehicle’s existing mounting points and electrical connections. Always follow manufacturer torque specifications and safety procedures when handling refrigerant lines.

Quality Assurance and Warranty

Four Seasons products are designed to meet or exceed original equipment standards. The Hose Assembly product line provides reliable, durable components engineered for the specific demands of automotive HVAC systems. This part number 56549 is an O.E. replacement, ensuring compatibility and performance. While specific warranty details are not provided here, Four Seasons typically offers coverage against defects in materials and workmanship. Consult product documentation or the manufacturer for exact warranty terms.