Four Seasons 56557 A/C Refrigerant Suction Hose

Overview of Four Seasons Hose Assembly 56557

The Four Seasons Hose Assembly 56557 is designed specifically for the HVAC system of Ford, Lincoln, and Mercury vehicles, including the Crown Victoria, Grand Marquis, and Town Car models. This A/C refrigerant suction hose ensures reliable low-pressure refrigerant flow with durable aluminum and rubber construction.

• Material: Aluminum and rubber for durability and flexibility
• End Types: Springlock on one end and male springlock on the other
• Refrigerant Compatibility: Designed for R134-a refrigerant systems
• Includes gasket, fittings, and green O-rings for secure sealing
• Equipped with a switch service port (7/16" - 20 size)
• O-ring quantities: Three [24670], three [24672], one [24676], and one spring [24220]
• OE replacement part ensuring proper fit and function

About the Four Seasons Hose Assembly Product Line

The Four Seasons Hose Assembly product line focuses on delivering precise HVAC hose assemblies tailored to specific vehicle applications. The 56557 part is part of this line, offering a complete suction line solution with included fittings and seals to facilitate installation and maintain system integrity. This line emphasizes compatibility with original equipment specifications for dependable performance in automotive air conditioning systems.

Detailed Product Description

This A/C refrigerant suction hose assembly is engineered to handle low-pressure refrigerant flow within the HVAC system of select Ford, Lincoln, and Mercury vehicles. Constructed from a combination of aluminum and rubber, it balances strength and flexibility to withstand temperature variations and vibrations. The springlock and male springlock ends provide secure connections, while the included green O-rings and gasket ensure leak-free sealing. The integrated switch service port allows for easy system diagnostics and maintenance without removing the hose.

Common Applications and Issues Addressed

• Replacement of worn or damaged suction hoses in Ford Crown Victoria HVAC systems
• Resolving refrigerant leaks caused by cracked or deteriorated hoses in Lincoln Grand Marquis
• Restoring proper refrigerant flow and pressure in Mercury Town Car air conditioning units
• Eliminating low-pressure system failures due to faulty suction line components
• Upgrading OEM hoses with a direct-fit assembly that includes necessary fittings and seals

Installation Notes and Tips

• Ensure system is fully depressurized before removing the old suction hose
• Verify compatibility with Ford, Lincoln, or Mercury model and year before installation
• Use the included green O-rings and gasket to prevent refrigerant leaks
• Check the springlock fittings for proper engagement to avoid disconnections
• Do not reuse old seals or fittings to maintain system integrity

Quality Assurance and Warranty

The Four Seasons Hose Assembly 56557 is an OE replacement part designed to meet original equipment specifications for fit, form, and function. It includes all necessary fittings and seals to ensure a reliable installation. While specific warranty details are not provided, Four Seasons products typically adhere to industry standards for quality and durability in automotive HVAC components.