Four Seasons 66405 A/C Refrigerant Suction Hose

Overview of Four Seasons Hose Assembly 66405

The Four Seasons Hose Assembly 66405 is designed specifically for the Nissan Quest HVAC system. This A/C refrigerant suction hose ensures reliable low-pressure refrigerant flow, maintaining optimal air conditioning performance in your vehicle.

• Constructed from durable aluminum and rubber materials
• Features a flange end and a P-nut fitting end for secure connections
• Compatible with R134-a refrigerant systems
• Includes necessary gaskets and fittings for installation
• Equipped with a 13 mm low side service port for easy maintenance
• O-rings included: two green [24684] and one black [24150]
• OE replacement part designed for Nissan Quest models

Detailed Product Description

This Four Seasons Hose Assembly 66405 belongs to the Hose Assembly product line, which focuses on delivering precise HVAC hose and pipe replacements. The combination of aluminum and rubber materials provides durability and flexibility, essential for the suction line in your Nissan Quest's air conditioning system. The hose assembly is designed to handle low system pressure and is compatible with R134-a refrigerant, the standard for many modern vehicles.

The hose features a flange on one end and a P-nut fitting on the other, ensuring a secure and leak-free connection. Included with the assembly are the necessary gaskets and fittings, including two green O-rings (part number 24684) and one black O-ring (part number 24150), which help maintain a tight seal. The assembly also includes a 13 mm service port on the low-pressure side, facilitating routine A/C system servicing without the need for additional components.

Common Applications and Issues Addressed

• Replacement of worn or damaged A/C refrigerant suction hoses in Nissan Quest vehicles
• Resolving low refrigerant pressure or leaks in the suction line
• Improving A/C system efficiency by restoring proper refrigerant flow
• Addressing issues related to faulty or missing O-rings causing refrigerant leaks
• Facilitating maintenance with an integrated service port for low side pressure checks

Installation Notes and Tips

• Ensure compatibility with Nissan Quest models before installation
• Use included gaskets and O-rings to prevent leaks and ensure a proper seal
• Check that the flange and P-nut fittings are securely tightened to manufacturer specifications
• Inspect the service port for accessibility during installation to allow future maintenance
• Do not reuse old O-rings or gaskets to avoid refrigerant leaks

Quality Assurance and Warranty

The Four Seasons Hose Assembly 66405 is an OE replacement part, meeting original equipment standards for fit and function on Nissan Quest vehicles. It is manufactured with quality materials to withstand typical HVAC system pressures and conditions. While specific warranty details are not provided, Four Seasons products generally adhere to industry standards for durability and reliability.