Four Seasons 5681NK A/C Compressor and Component Kit - Front and Rear

Overview of Four Seasons Complete A/C Kit 5681NK

The Four Seasons Complete A/C Kit 5681NK is designed specifically for Chevrolet G10, G20, and G30 models. This comprehensive kit includes a new compressor and essential components to restore your vehicle's air conditioning system efficiently.

• Includes new compressor (part 58937), accumulator (33192), orifice tube (38623), and expansion device (38683)
• Compressor oil included: PAG oil /150 for optimal lubrication
• Uses R134a refrigerant compatible with Chevrolet vans
• Orifice tube diameter: 0.072 inches, standard white style
• Receiver drier/accumulator dimensions: 3.5 inches diameter, 9 inches length
• Receiver drier inlet/outlet fittings: 0.75 inches with female o-ring and male insert o-ring types
• Limited lifetime warranty for long-term reliability

Details on the Four Seasons Complete A/C Kit Line

The Complete A/C Kit line from Four Seasons provides a full replacement solution for vehicle air conditioning systems. This kit includes a new compressor along with all necessary components such as the accumulator, orifice tube, and expansion device. Designed to meet OE specifications, the Complete A/C Kit 5681NK ensures proper fit and function for Chevrolet G10, G20, and G30 vans, simplifying repairs and reducing installation time.

Product Description and Specifications

This A/C compressor kit is engineered to restore the air conditioning system of Chevrolet G-series vans with R134a refrigerant. The included compressor oil is PAG oil /150, which is compatible with the new compressor and helps maintain system efficiency. The orifice tube, a critical expansion device, has a 0.072-inch diameter and is white in color, matching OEM standards. The receiver drier/accumulator features a 3.5-inch diameter and 9-inch length, with inlet and outlet fittings sized at 0.75 inches, using female o-ring and male insert o-ring fittings respectively. These precise specifications ensure proper sealing and system performance.

Common Applications and Issues Addressed

• Replacement of worn or failed A/C compressors in Chevrolet G10, G20, and G30 vans
• Resolving refrigerant leaks due to damaged or worn receiver driers or accumulators
• Fixing inconsistent cooling caused by clogged orifice tubes
• Restoring proper lubrication with included PAG oil to prevent compressor damage
• Upgrading aging A/C components to improve system reliability

Installation Notes and Tips

• Ensure system is fully evacuated and flushed before installing the new kit
• Use the included PAG oil to lubricate the compressor as specified
• Verify correct orientation and secure fittings of the receiver drier/accumulator
• Replace the orifice tube with the included standard white tube to maintain proper refrigerant flow
• Check for leaks and proper refrigerant charge after installation

Quality Assurance and Warranty

The Four Seasons Complete A/C Kit 5681NK comes with a limited lifetime warranty, providing assurance of product quality and durability. Each component is manufactured to meet or exceed OEM standards, ensuring compatibility and reliable performance in Chevrolet G10, G20, and G30 vans.