Four Seasons 55629 A/C Refrigerant Suction Hose

Overview of Four Seasons Hose Assembly 55629

The Four Seasons Hose Assembly 55629 is designed specifically for the Lexus ES350 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
• Equipped with P-nut fitting on suction end and captured o-ring on the other end
• Compatible with R134-a refrigerant systems
• Includes gasket, fittings, and green o-rings for secure sealing
• Features a muffler and a 13 mm service port without a switch port
• OE replacement part designed for direct fit and function

Detailed Product Description

This Four Seasons Hose Assembly from the Hose Assembly product line is engineered to meet the specific HVAC needs of the Lexus ES350. The combination of aluminum and rubber materials provides durability and flexibility, essential for handling low-pressure refrigerant flow in the A/C system. The suction line features a P-nut fitting on one end and a captured o-ring on the other, ensuring a tight, leak-free connection. Included with the hose are two green o-rings (part number 24682), gasket, and fittings, which facilitate proper installation and sealing. The hose assembly also incorporates a muffler to reduce noise and vibration during operation. This part supports R134-a refrigerant and includes a 13 mm service port on the low-pressure side, allowing for convenient maintenance without a switch port or bracket.

Applications and Common Issues Addressed

• Replacement of worn or leaking A/C refrigerant suction hoses in Lexus ES350 models
• Restoring proper refrigerant flow to improve air conditioning efficiency
• Eliminating refrigerant leaks caused by damaged fittings or seals
• Reducing noise and vibration in the HVAC system with the integrated muffler
• Facilitating maintenance with included service port and fittings

Installation Notes and Tips

• Ensure compatibility with Lexus ES350 before installation
• Use the included green o-rings and gasket to prevent leaks
• Check that the P-nut fitting and captured o-ring are properly seated
• Verify the service port size (13 mm) matches your service equipment
• Inspect the hose assembly for any damage before installation

Quality Assurance and Warranty

The Four Seasons Hose Assembly 55629 is an OE replacement part designed to meet or exceed original equipment specifications for the Lexus ES350. Manufactured with quality materials and precision fittings, this hose assembly supports reliable HVAC system performance. While specific warranty details are not provided, Four Seasons products typically adhere to industry standards for durability and fitment.