Four Seasons 56254 A/C Refrigerant Suction Hose

Overview of Four Seasons Hose Assembly 56254

The Four Seasons Hose Assembly 56254 is designed specifically for Toyota Sienna vehicles, providing a reliable A/C refrigerant suction hose solution. Engineered with durable aluminum and rubber materials, this hose assembly ensures efficient low-pressure refrigerant flow for the R134-a system.

• Material: Aluminum and rubber construction for durability and flexibility
• End 1 Type: Flange connection
• End 2 Type: Dual o-ring seal for secure fitting
• Includes gasket, fittings, bracket, and muffler
• Compatible refrigerant: R134-a
• System pressure rating: Low pressure suction line
• Service port included, switch not included
• O-ring details: Green o-ring [24681], quantity of 5
• OE replacement part designed for Toyota Sienna

Four Seasons Hose Assembly Product Line

The Hose Assembly product line by Four Seasons focuses on delivering complete hose solutions for automotive HVAC systems. This line includes assemblies that combine aluminum and rubber components with necessary fittings, gaskets, and brackets to ensure proper installation and system integrity. The 56254 part is a suction line assembly designed to meet OEM specifications for Toyota Sienna models, providing a direct replacement that maintains system performance.

Detailed Product Description

The Four Seasons 56254 A/C refrigerant suction hose is constructed with a combination of aluminum and rubber to balance strength and flexibility. It features a flange connection on one end and a dual o-ring seal on the other, ensuring a tight, leak-free fit within the low-pressure side of the A/C system. This hose assembly includes a gasket, fittings, a bracket for secure mounting, and a muffler to reduce noise and vibration. The green o-rings (part number 24681) are included in a quantity of five to provide reliable sealing. Designed for use with R134-a refrigerant, this hose assembly is a direct OE replacement for Toyota Sienna vehicles, ensuring compatibility and proper system function.

Common Applications and Issues Addressed

• Replacement of worn or damaged A/C refrigerant suction hoses in Toyota Sienna
• Eliminating refrigerant leaks caused by cracked or degraded hoses
• Resolving low-pressure system failures due to faulty suction lines
• Reducing noise and vibration in the A/C system with included muffler
• Ensuring proper refrigerant flow and system pressure maintenance

Installation Notes and Tips

When installing the Four Seasons Hose Assembly 56254, ensure the vehicle is compatible with this part number and model year. Use the included gasket and fittings to secure connections and prevent leaks. The bracket should be properly mounted to avoid hose movement or abrasion. Verify that the dual o-ring end is seated correctly to maintain a tight seal. Since the switch is not included, confirm the existing switch functionality or replace separately if needed. Proper evacuation and recharge of the A/C system with R134-a refrigerant is recommended after installation.

Quality Assurance and Warranty

Four Seasons manufactures the 56254 hose assembly to meet or exceed OEM standards for durability and performance. This part is an exact OE replacement designed for Toyota Sienna vehicles, ensuring fit and function. The assembly includes all necessary components for installation, reducing the risk of installation errors. Warranty information is provided by Four Seasons and typically covers defects in materials and workmanship under normal use conditions. Refer to Four Seasons warranty documentation for specific terms.