Four Seasons 33481 A/C Receiver Drier

Four Seasons 33481 A/C Receiver Drier

Four Seasons 33481 is a steel A/C receiver drier built for HVAC systems that need moisture control and refrigerant filtration. It fits 1989-1993 Mazda B2600, N/A, and is a direct replacement style part for service work on the air conditioning system.

Key Features

• Steel filter drier construction for A/C system service
• Male insert O-ring inlet and outlet connections
• 3/8 in. inlet and outlet sizing
• Desiccant included to help remove moisture from the refrigerant circuit
• Sight glass included for system inspection
• Fuse plug included
• New part that meets or exceeds OEM requirements
• Gaskets / seals included

Product Details

This Four Seasons Filter Drier line part, 33481, is a steel receiver drier with a 2.500 in. body diameter and 8.000 in. body length. It uses male insert O-ring fittings, includes a non-replaceable desiccant, and is supplied without a service port or switch port. The unit also includes a sight glass and is listed with bracket information as w/ bracket. For buyers searching for a Mazda B2600 A/C receiver drier or a Four Seasons 33481 replacement, this part supports refrigerant cleanup and moisture control in the HVAC circuit.

This part cross-references UAC RD2500C for the same application.

Common Problems It Can Help Address

• Moisture contamination in the A/C system
• Reduced refrigerant filtration performance
• Service issues after compressor or line replacement
• Visible system inspection needs through the sight glass
• Receiver drier replacement during HVAC repair on a Mazda B2600

Installation Notes and Tips

Replace the receiver drier whenever the A/C system has been opened for service, especially after compressor failure or major refrigerant line work. Confirm the 3/8 in. male insert O-ring connections and match the existing mounting setup before installation. Use the correct O-rings and evacuate the system properly before recharging. This part fits 1989-1993 Mazda B2600, N/A, and is commonly searched as a Mazda B2600 filter drier or A/C receiver drier replacement.

Quality Assurance

Four Seasons lists this part as a new replacement component that meets or exceeds OEM requirements. The Filter Drier product line is built for HVAC service applications where moisture control, filtration, and proper refrigerant flow are required.