Four Seasons 33531 A/C Receiver Drier

Reliable A/C Receiver Drier for Automotive HVAC Systems

The Four Seasons Filter Drier 33531 is a steel-constructed A/C receiver drier designed to maintain the efficiency and longevity of your vehicle's air conditioning system. Engineered to meet or exceed OEM specifications, this part ensures proper moisture and contaminant removal for optimal HVAC performance.

• Durable steel body with a 3-inch diameter and 6.5-inch length
• Includes non-replaceable desiccant for moisture absorption
• Male insert o-ring inlet and outlet fittings with 3/8 inch diameter
• Gaskets and seals included for secure connections
• Compatible with various vehicle makes and models requiring part number 33531

Four Seasons Filter Drier Product Line Overview

The Filter Drier line by Four Seasons focuses on providing reliable filtration and moisture removal components for automotive HVAC systems. This product line is designed to protect A/C compressors and other system components by filtering out contaminants and absorbing moisture, which can cause corrosion and system failure. The 33531 receiver drier is part of this line, offering a robust steel construction and precise fitting specifications to ensure compatibility and durability.

Technical Specifications and Features

The Four Seasons 33531 receiver drier features a steel body measuring 3.0 inches in diameter and 6.5 inches in length (76.2 mm by 165.1 mm). It includes a desiccant material that is not replaceable, designed to absorb moisture from the refrigerant. The inlet and outlet fittings are male insert o-ring types with a 0.375 inch (3/8 inch) diameter, ensuring a tight seal and easy installation. This part does not include a mounting bracket or fuse plug, and it comes with the necessary gaskets and seals for proper installation.

Common Applications and Problem Solving

• Prevents moisture buildup that can cause corrosion in A/C systems
• Filters out contaminants to protect the compressor and other components
• Helps maintain consistent refrigerant flow and pressure
• Reduces the risk of system freeze-ups and blockages
• Supports efficient cooling performance in vehicles requiring part 33531

Installation Notes and Tips

When installing the Four Seasons Filter Drier 33531, ensure the system is properly evacuated and depressurized before removal of the old receiver drier. Verify that the male insert o-ring fittings match the vehicle’s A/C lines to prevent leaks. Since the desiccant is not replaceable, replace the entire unit if moisture contamination is suspected. Note that this part does not include a mounting bracket or washer, so use existing hardware or source separately if needed.

Quality Assurance and Warranty

The Four Seasons Filter Drier 33531 is a new, OEM-quality replacement part that meets or exceeds original equipment manufacturer standards. It is manufactured with high-grade steel and includes factory-installed gaskets and seals to ensure reliable performance. While specific warranty details are not provided, Four Seasons products typically come with a limited warranty covering defects in materials and workmanship.