Four Seasons 66778 A/C Refrigerant Suction Hose

Overview of Four Seasons Hose Assembly 66778

The Four Seasons Hose Assembly 66778 is designed specifically for Hyundai Accent models requiring a reliable A/C refrigerant suction hose. Constructed with durable aluminum and rubber materials, this hose assembly ensures efficient refrigerant flow and system integrity for vehicles using R134-a refrigerant.

• Material: Aluminum and rubber construction for durability and flexibility
• End fittings: P-nut fittings on both ends for secure connections
• Refrigerant compatibility: Designed for R134-a refrigerant systems
• Includes gasket and fittings for proper sealing and installation
• Equipped with a 13 mm low side service port for maintenance access
• O-rings included: Two green O-rings (part number 24109) for leak prevention
• OE replacement part ensuring direct fit and function
• Does not include bracket, muffler, or switch

Four Seasons Hose Assembly Product Line Details

The Hose Assembly product line by Four Seasons focuses on providing complete hose solutions for HVAC systems in vehicles. This line includes assemblies that combine aluminum and rubber components with necessary fittings and seals to facilitate straightforward installation and reliable performance. The 66778 part is a suction line assembly designed to meet OEM specifications for Hyundai Accent models, ensuring compatibility and system efficiency.

Detailed Product Description

This A/C refrigerant suction hose assembly is engineered to maintain proper refrigerant flow within the Hyundai Accent's air conditioning system. Featuring p-nut fittings on both ends, it allows for secure attachment to the compressor and evaporator. The aluminum and rubber construction balances strength and flexibility, reducing the risk of leaks or damage from vibration. The included green O-rings and gasket provide a tight seal, preventing refrigerant loss. The service port on the low side with a 13 mm size enables technicians to perform pressure checks and recharging without removing the hose.

Common Applications and Issues Addressed

• Replacement of worn or cracked suction hoses in Hyundai Accent A/C systems
• Resolving refrigerant leaks caused by damaged fittings or seals
• Restoring proper refrigerant flow to improve air conditioning performance
• Addressing system contamination due to hose failure
• Facilitating maintenance with an integrated service port for low side access

Installation Notes and Tips

• Ensure the vehicle is compatible: Hyundai Accent models using R134-a refrigerant
• Use the included gasket and O-rings to prevent leaks during installation
• Do not reuse old O-rings; replace with the provided green O-rings (24109)
• Check that p-nut fittings are tightened to manufacturer torque specifications
• Inspect the hose assembly for any damage before installation

Quality Assurance and Warranty

The Four Seasons Hose Assembly 66778 is an OE replacement part, manufactured to meet or exceed original equipment standards. It includes all necessary fittings and seals to ensure a proper fit and function. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty covering defects in materials and workmanship. Verify warranty terms with the product documentation or supplier.