Four Seasons 56640 A/C Suction and Liquid Line Hose Assembly

Overview of Four Seasons Hose Assembly 56640

The Four Seasons Hose Assembly 56640 is designed specifically for Jeep Wrangler models, providing reliable HVAC performance. This A/C suction and liquid line hose assembly supports both high and low system pressures and is compatible with R134-a refrigerant.

• Compatible with Jeep Wrangler HVAC systems
• Includes P-nut fitting and captured o-ring ends
• Supports high pressure and low pressure refrigerant flow
• Comes with gasket, fittings, and bracket included
• Equipped with a service port and switch service port
• O-rings included for secure sealing
• OE replacement part ensuring proper fit and function

Detailed Product Description

The Four Seasons Hose Assembly 56640 belongs to the Hose Assembly product line, which focuses on delivering durable and precise HVAC hose solutions. This assembly features a P-nut fitting on both the suction and liquid line ends, ensuring a secure connection within the Jeep Wrangler’s air conditioning system. It is designed to handle both high and low pressure conditions, making it suitable for the entire refrigerant cycle using R134-a refrigerant.

This hose assembly includes all necessary components such as gaskets, fittings, and a mounting bracket for straightforward installation. The inclusion of multiple O-rings—specifically sealing washer kits and green O-rings—helps maintain a leak-free seal. Additionally, the assembly comes with a service port and a switch service port, facilitating system diagnostics and maintenance without disassembly.

Common Applications and Issues Addressed

• Replacement of worn or damaged A/C suction and liquid line hoses in Jeep Wrangler vehicles
• Resolving refrigerant leaks caused by degraded seals or fittings
• Restoring proper refrigerant flow and pressure balance in the HVAC system
• Eliminating issues related to faulty or missing service ports for system servicing
• Addressing mounting or bracket failures that cause hose misalignment or vibration

Installation Notes and Tips

• Ensure compatibility with Jeep Wrangler model year before installation
• Use included gaskets and O-rings to prevent refrigerant leaks
• Carefully tighten P-nut fittings to manufacturer torque specifications
• Verify bracket alignment to avoid hose strain or damage
• Check service port accessibility for future maintenance

Quality Assurance and Warranty

The Four Seasons Hose Assembly 56640 is an OE replacement part, meeting original equipment specifications for fit, form, and function. It is manufactured to withstand the demands of high and low pressure HVAC systems using R134-a refrigerant. The product includes all necessary seals and fittings to ensure a reliable installation. Warranty details are provided by Four Seasons and typically cover defects in materials and workmanship under normal use.