Four Seasons 66811 A/C Refrigerant Discharge Hose

Four Seasons Hose Assembly 66811 Overview

The Four Seasons Hose Assembly 66811 is a durable A/C refrigerant discharge hose designed for vehicles using R134-a refrigerant. Engineered with aluminum and rubber materials, this hose assembly ensures reliable performance and compatibility with various automotive HVAC systems.

• Constructed from aluminum and rubber for durability and flexibility
• Compatible with R134-a refrigerant systems
• Includes gasket and O-rings for secure sealing
• Equipped with a muffler to reduce noise
• Features a P-nut fitting suction end and M10 x 1.25 switch port thread size
• Includes fittings but does not come with a bracket or switch
• 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 providing high-quality hose assemblies for automotive HVAC systems. These assemblies are designed to meet or exceed original equipment specifications, offering reliable refrigerant flow and system integrity. The Hose Assembly line includes components like discharge lines with integrated mufflers and service ports, tailored to fit specific vehicle applications.

Detailed Product Description

This A/C refrigerant discharge hose (part number 66811) is constructed with a combination of aluminum and rubber, providing both strength and flexibility necessary for effective refrigerant transfer. It is designed for use with R134-a refrigerant, common in many modern vehicles. The assembly includes essential components such as gaskets and O-rings (two [24069] gaskets and one [24606] green O-ring) to ensure leak-free connections. The hose features a P-nut fitting on the suction end and a switch service port with an M10 x 1.25 thread size, although the switch itself is not included. Additionally, the integrated muffler helps reduce operational noise within the HVAC system. This part is an OE replacement, making it suitable for direct installation in compatible vehicles.

Common Applications and Issues Addressed

• Replacement of worn or damaged A/C refrigerant discharge hoses
• Resolving refrigerant leaks caused by faulty seals or fittings
• Eliminating excessive noise in the HVAC system with the built-in muffler
• Maintaining proper refrigerant flow in R134-a systems
• Ensuring secure connections with included gaskets and O-rings

Installation Notes and Tips

When installing the Four Seasons Hose Assembly 66811, ensure all included gaskets and O-rings are properly seated to prevent leaks. The P-nut fitting requires correct torque specifications to avoid damage. Note that the switch is not included, so if your vehicle requires a switch, it must be sourced separately. This hose assembly does not include a mounting bracket, so verify existing brackets are in good condition or replaced as needed. Proper handling of the aluminum and rubber materials during installation will help maintain hose integrity.

Quality Assurance and Warranty

Four Seasons products are manufactured to meet original equipment standards, providing reliable performance and fitment. The Hose Assembly 66811 is an OE replacement part, ensuring compatibility with specified vehicle HVAC systems. While specific warranty details are not provided here, Four Seasons typically offers limited warranties covering defects in materials and workmanship.