Four Seasons 66987 A/C Suction and Liquid Line Hose Assembly

Overview of Four Seasons Hose Assembly 66987

The Four Seasons Hose Assembly 66987 is designed specifically for BMW models including the 230i, 330i, 340i, 430i, 440i, and M240i series. This A/C suction and liquid line hose assembly ensures reliable refrigerant flow and system performance for vehicles using R134a refrigerant.

• Constructed with durable aluminum and rubber materials
• Features a P-nut fitting on one end and a flange on the other
• Includes gasket or seal for secure connections
• Equipped with a service port and switch service port for maintenance
• Fittings included for proper installation
• Designed without a bracket and muffler
• Style: Hose assembly with integrated heat exchanger (IHX)

Detailed Product Description

The Four Seasons Hose Assembly 66987 belongs to the Hose Assembly product line, which focuses on delivering complete hose solutions for HVAC systems in vehicles. This assembly combines aluminum and rubber components to provide flexibility and corrosion resistance, essential for maintaining the integrity of the A/C system. The hose assembly is designed to handle R134a refrigerant, common in many BMW models, ensuring compatibility and optimal performance.

End connections include a P-nut fitting on one side and a flange on the other, facilitating secure attachment to the vehicle’s HVAC system. The inclusion of a gasket or seal helps prevent leaks, while the service port and switch service port allow for easy system diagnostics and servicing. This hose assembly does not include a bracket or muffler, focusing on the core function of refrigerant transport within the suction and liquid lines.

Compatible BMW Models and Applications

• BMW 230i and 230i xDrive
• BMW 330i, 330i GT xDrive, and 330i xDrive
• BMW 340i, 340i GT xDrive, and 340i xDrive
• BMW 430i, 430i Gran Coupe, 430i xDrive, and 430i xDrive Gran Coupe
• BMW 440i, 440i Gran Coupe, 440i xDrive, and 440i xDrive Gran Coupe
• BMW M240i and M240i xDrive

Common Issues Addressed by This Hose Assembly

• Leaking refrigerant due to worn or damaged hoses
• Reduced A/C system efficiency from compromised suction or liquid lines
• Difficulty servicing A/C system without proper service ports
• Corrosion or cracking in original hose materials
• Improper fit or connection failures in OEM hose assemblies

Installation Notes and Tips

When installing the Four Seasons Hose Assembly 66987, ensure the P-nut fitting and flange connections are properly tightened to prevent leaks. The included gasket or seal should be inspected and replaced if necessary during installation. Utilize the service port and switch service port for system evacuation and recharge procedures. This assembly is designed without a bracket, so verify existing mounting points on the vehicle for secure hose routing.

Quality Assurance and Warranty

Four Seasons products are manufactured to meet or exceed OEM specifications for durability and performance. The Hose Assembly 66987 undergoes rigorous quality control to ensure reliable operation within BMW HVAC systems. Warranty details are provided by Four Seasons and typically cover defects in materials and workmanship under normal use conditions.