Four Seasons 33111 A/C Accumulator

Overview of Four Seasons Accumulator 33111 for Volvo 940

The Four Seasons Accumulator 33111 is designed specifically for the Volvo 940 HVAC system. This A/C accumulator plays a critical role in maintaining the efficiency and reliability of your vehicle's air conditioning by filtering moisture and debris from the refrigerant.

• Brand: Four Seasons
• Brand Line: Accumulator
• Part Number: 33111
• Compatible with Volvo 940 models
• Material: Durable aluminum construction
• Body Diameter: 3.5 inches (88.9 mm)
• Body Length: 9 inches (228.6 mm)
• Inlet and Outlet Size: 3/4 inch with M27x2.000 thread size
• Inlet Fitting Type: Female o-ring
• Outlet Fitting Type: Male insert o-ring
• Includes green o-rings for sealing (one [24676], two [24612])
• Switch Port Diameter: 0.472 inches (12 mm)
• Meets or exceeds OEM specifications

Four Seasons Accumulator Product Line Details

The Four Seasons Accumulator product line focuses on providing complete A/C accumulator units engineered to meet or exceed original equipment manufacturer standards. This ensures reliable performance and compatibility with specific vehicle models such as the Volvo 940. The 33111 part is a complete unit made from aluminum, designed to handle the demands of automotive HVAC systems while maintaining system integrity and refrigerant purity.

Technical Description and Features

The Four Seasons Accumulator 33111 features a robust aluminum body with a 3.5-inch diameter and 9-inch length, optimized for the Volvo 940's air conditioning system. It includes a female o-ring inlet fitting and a male insert o-ring outlet fitting, both sized at 3/4 inch with M27x2.000 thread specifications. The unit comes equipped with green o-rings to ensure a secure, leak-free connection. Additionally, the accumulator includes a switch port with a 0.472-inch diameter, facilitating system monitoring and control. This part is supplied without mounting hardware, so installation will require appropriate brackets or fasteners.

Common Applications and Problem Resolution

• Prevents moisture and debris from entering the A/C system
• Protects the compressor from damage caused by liquid refrigerant
• Helps maintain consistent refrigerant flow and pressure
• Reduces the risk of system freeze-ups and blockages
• Ensures efficient air conditioning performance in Volvo 940 vehicles

Installation Notes and Tips

• Verify compatibility with Volvo 940 before installation
• Use the included green o-rings to ensure proper sealing
• Check inlet and outlet thread sizes (M27x2.000) for correct fit
• Mounting hardware is not included; source appropriate brackets
• Follow vehicle manufacturer guidelines for A/C system service

Quality Assurance and Warranty

The Four Seasons Accumulator 33111 meets or exceeds OEM specifications for fit, form, and function. Manufactured from durable aluminum, this part is engineered for long-term reliability in the Volvo 940 HVAC system. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty covering defects in materials and workmanship. Consult product documentation or the manufacturer for exact warranty terms.