Four Seasons 68446 A/C Compressor

Overview of Four Seasons New Compressor 68446

The Four Seasons New Compressor 68446 is designed specifically for select BMW models, including the 740i, 740Li, X1, X3, X5, and X6. This A/C compressor is engineered to work with R134a refrigerant and comes oil-filled with compatible Pag 46 refrigerant oil, ensuring reliable performance in your vehicle's HVAC system.

• Compatible with BMW 740i, 740Li, X1, X3, X5, and X6 models
• Uses R134a refrigerant and Pag 46 oil type
• Includes clutch and oil pre-filled for immediate installation
• Features an 8-groove serpentine pulley with 4.06-inch diameter
• 12-volt coil with pin terminal and 1 wire lead coil clock position
• Mounting type: 3 tangent, one on rear head
• Compressor type: Cse17c, brand type Calsonic/Zexel
• Includes O-rings for proper sealing (part numbers 24635, 24659, 24683)

Four Seasons New Compressor Product Line Details

The Four Seasons New Compressor line offers brand-new, direct replacement compressors designed to meet or exceed OEM specifications. The 68446 model is part of this line, providing a reliable solution for restoring the air conditioning system in compatible BMW vehicles. This product line focuses on delivering compressors that come pre-filled with oil and include the clutch assembly, reducing installation time and ensuring system compatibility.

Technical Specifications and Features

This A/C compressor features a serpentine pulley with eight grooves and a diameter of 4.06 inches (103.19 mm), designed to match the belt system of the specified BMW models. The clutch included has a maximum diameter of 4.06 inches and is controlled by a 12-volt coil with a pin-type terminal and a single wire lead coil clock position. The mounting system uses a 3 tangent setup with one mount on the rear head, ensuring secure installation. The compressor type is Cse17c, manufactured by Calsonic/Zexel, known for compatibility with the vehicle's HVAC system. Additionally, the compressor comes with three O-rings (part numbers 24635, 24659, 24683) to ensure proper sealing and prevent leaks.

Common Applications and Problem Resolution

• Replacement for failing or noisy A/C compressors in BMW 740i, 740Li, X1, X3, X5, and X6
• Restores proper refrigerant compression and circulation in R134a systems
• Solves issues related to clutch failure or slipping
• Addresses oil contamination or compressor seizure problems
• Improves overall HVAC system cooling efficiency

Installation Notes and Tips

Before installation, verify compatibility with your specific BMW model and year. The compressor comes pre-filled with Pag 46 oil and includes the clutch assembly, but mounting hardware is not included and must be sourced separately. Ensure the serpentine belt and pulley grooves align correctly during installation. Properly replace all O-rings to maintain system integrity and prevent refrigerant leaks. It is recommended to evacuate and recharge the A/C system with R134a refrigerant after installation.

Quality Assurance and Warranty

The Four Seasons New Compressor 68446 is a new, direct replacement part manufactured to meet OEM standards. It includes pre-filled oil and clutch assembly to facilitate reliable operation. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty covering defects in materials and workmanship. Consult the product documentation or supplier for exact warranty terms.