Four Seasons 38904 A/C Orifice Tube - Front or Rear

Overview of Four Seasons Orifice Tube 38904

The Four Seasons Orifice Tube 38904 is a precision expansion device designed for automotive air conditioning systems. This white A/C orifice tube features a 0.072-inch orifice diameter, ensuring proper refrigerant flow and system efficiency in various vehicle models including Audi, Ford, Chevrolet, and Volkswagen.

• Brand: Four Seasons
• Brand Line: Orifice Tube
• Part Number: 38904
• Color: White
• Orifice Diameter: 0.072 inches
• Style: Aaot
• Pack Quantity: 1
• Type: A/C Orifice Tube

About the Four Seasons Orifice Tube Product Line

The Four Seasons Orifice Tube product line specializes in A/C flow restrictors that regulate refrigerant flow within automotive air conditioning systems. These orifice tubes are engineered to meet OEM specifications, providing reliable performance and compatibility across a wide range of vehicle makes and models. The 38904 part is part of this line, designed to maintain optimal system pressure and temperature control.

Detailed Product Description

This A/C orifice tube serves as a critical expansion device in the air conditioning system, controlling the flow of refrigerant from the condenser to the evaporator. The 0.072-inch orifice diameter is calibrated to ensure efficient refrigerant metering, which helps maintain consistent cooling performance. The white color and Aaot style indicate its specific design and fitment characteristics. Compatible with numerous vehicles such as the Audi A4 Quattro, Ford F-150, Chevrolet Silverado, and Volkswagen Passat, this orifice tube supports proper HVAC system operation.

Common Applications and Issues Addressed

• Regulates refrigerant flow to prevent system overpressure
• Prevents evaporator freezing and compressor damage
• Maintains consistent cabin cooling performance
• Replaces clogged or damaged orifice tubes causing A/C inefficiency
• Ensures proper refrigerant expansion in compatible Audi, Ford, and Chevrolet models

Installation Notes and Tips

• Ensure system is fully evacuated and depressurized before installation
• Verify correct orifice tube size (0.072 inch) for vehicle application
• Inspect and clean surrounding components to prevent contamination
• Use proper tools to avoid damage during insertion or removal
• Consult vehicle-specific service manual for detailed installation procedures

Quality Assurance and Warranty

Four Seasons A/C orifice tubes are manufactured to meet or exceed OEM standards, ensuring durability and reliable performance. The 38904 part undergoes rigorous quality control to maintain consistent dimensions and material integrity. While specific warranty details may vary, Four Seasons typically offers coverage against defects in material and workmanship, providing confidence in product longevity.